Unable to compile RISC-V bitstream

I’m faced with the following error when trying to compile the RISC-V bitstream for a Nexys4:

~/riscv/lowrisc-chip/fpga/board/nexys4_ddr$ CONFIG=Nexys4DebugConfig make jump
FPGA_DIR=/home/user/riscv/lowrisc-chip/fpga/board/nexys4_ddr BASE_DIR=/home/user/riscv/lowrisc-chip/fpga/bare_metal/examples make -C examples jump.hex
make[1]: Entering directory ‘/home/user/riscv/lowrisc-chip/fpga/board/nexys4_ddr/examples’
make[1]: ‘jump.hex’ is up to date.
make[1]: Leaving directory ‘/home/user/riscv/lowrisc-chip/fpga/board/nexys4_ddr/examples’
cp examples/jump.hex src/boot.mem && make bit-update
make[1]: Entering directory ‘/home/user/riscv/lowrisc-chip/fpga/board/nexys4_ddr’
make -C …/…/…/rocket-chip/vsim verilog
make[2]: Entering directory ‘/home/user/riscv/lowrisc-chip/rocket-chip/vsim’
make -C /home/user/riscv/lowrisc-chip/rocket-chip/firrtl SBT=“java -jar /home/user/riscv/lowrisc-chip/rocket-chip/sbt-launch.jar” root_dir=/home/user/riscv/lowrisc-chip/rocket-chip/firrtl build-scala
make[3]: Entering directory ‘/home/user/riscv/lowrisc-chip/rocket-chip/firrtl’
java -jar /home/user/riscv/lowrisc-chip/rocket-chip/sbt-launch.jar “assembly”
java.lang.NoSuchMethodError: method scala.collection.immutable.StringLike.toString with signature ()Ljava.lang.String; was not found.
at org.apache.ivy.core.RelativeUrlResolver.r$71be2a5f(RelativeUrlResolver.java:224)
at scala.collection.immutable.StringOps.r$506e3f25(StringOps.scala:31)
at scala.collection.immutable.StringOps.r(StringOps.scala:31)
at xsbt.boot.CrossVersionUtil$.(CrossVersionUtil.scala:12)
at xsbt.boot.CrossVersionUtil$.(CrossVersionUtil.scala)
at java.lang.Class.initializeClass(libgcj.so.17)
at xsbt.boot.ConfigurationParser$anonfun$3.apply(ConfigurationParser.scala:70)
at xsbt.boot.ConfigurationParser$anonfun$processSection$1.apply(ConfigurationParser.scala:109)
at xsbt.boot.ConfigurationParser.process(ConfigurationParser.scala:110)
at xsbt.boot.ConfigurationParser.processSection(ConfigurationParser.scala:109)
at xsbt.boot.ConfigurationParser.xsbt$boot$ConfigurationParser$apply(ConfigurationParser.scala:49)
at xsbt.boot.ConfigurationParser$anonfun$apply$3.apply(ConfigurationParser.scala:47)
at xsbt.boot.Using$.withResource(Using.scala:10)
at xsbt.boot.Using$.apply(Using.scala:9)
at xsbt.boot.Configuration$anonfun$parse$1.apply(Configuration.scala:21)
at xsbt.boot.Using$.withResource(Using.scala:10)
at xsbt.boot.Using$.apply(Using.scala:9)
at xsbt.boot.Configuration$.parse$fcb646c(Configuration.scala:21)
at xsbt.boot.Launch$.apply(Launch.scala:18)
at xsbt.boot.Boot$.runImpl(Boot.scala:41)
at xsbt.boot.Boot$.main(Boot.scala:17)
at xsbt.boot.Boot.main(Boot.scala)
Error during sbt execution: java.lang.NoSuchMethodError: method scala.collection.immutable.StringLike.toString with signature ()Ljava.lang.String; was not found.
Makefile:25: recipe for target ‘/home/user/riscv/lowrisc-chip/rocket-chip/firrtl/utils/bin/firrtl.jar’ failed
make[3]: *** [/home/user/riscv/lowrisc-chip/rocket-chip/firrtl/utils/bin/firrtl.jar] Error 1
make[3]: Leaving directory ‘/home/user/riscv/lowrisc-chip/rocket-chip/firrtl’
/home/user/riscv/lowrisc-chip/rocket-chip/Makefrag:27: recipe for target ‘/home/user/riscv/lowrisc-chip/rocket-chip/firrtl/utils/bin/firrtl.jar’ failed
make[2]: *** [/home/user/riscv/lowrisc-chip/rocket-chip/firrtl/utils/bin/firrtl.jar] Error 2
make[2]: Leaving directory ‘/home/user/riscv/lowrisc-chip/rocket-chip/vsim’
Makefile:121: recipe for target ‘verilog’ failed
make[1]: *** [verilog] Error 2
make[1]: Leaving directory ‘/home/user/riscv/lowrisc-chip/fpga/board/nexys4_ddr’
Makefile:252: recipe for target ‘jump’ failed
make: *** [jump] Error 2

I’m using the following guide to walk me through this Running on the FPGA · lowRISC: Collaborative open silicon engineering however it doesn’t state anything regarding this kind of error.

The guide suggests running:

cd $TOP/fpga/board/nexys4_ddr
make cleanall
CONFIG=Nexys4DebugConfig make jump

Which is what fails at the last step, at CONFIG=Nexys4DebugConfig make jump

I’m on a Debian 9.11 system.

I’ve been trying to search for this particular error on my own. I did find this java.lang.NoSuchMethodError: scala.collection.immutable.StringLike.toString but it doesn’t look like it is related.