[INFO] updating cached repository https://github.com/rileylyman/riscv-in-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e0c600e2b65322873903154e653d99ebae7f0e91
[INFO] testing rileylyman/riscv-in-rust against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frileylyman%2Friscv-in-rust" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rileylyman/riscv-in-rust on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rileylyman/riscv-in-rust
[INFO] finished tweaking git repo https://github.com/rileylyman/riscv-in-rust
[INFO] tweaked toml for git repo https://github.com/rileylyman/riscv-in-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/rileylyman/riscv-in-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b225f4a1ceec11efc829d5e4146c541032068875c71cdbb40e77ac9b5d7aca8b
[INFO] running `"docker" "start" "-a" "b225f4a1ceec11efc829d5e4146c541032068875c71cdbb40e77ac9b5d7aca8b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling riscv-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/implementer/rtype.rs:142:63
[INFO] [stderr]     |
[INFO] [stderr] 142 |             return Err(ExecutionError::Extension("M".into()));;
[INFO] [stderr]     |                                                               ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `machine_code`
[INFO] [stderr]   --> src/assembler/mod.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let machine_code = assemble(&base_instructions);
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_machine_code`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mem`
[INFO] [stderr]  --> src/assembler/mod.rs:7:42
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn assemble_and_load(filepath: &str, mem: &mut [u8], imem: &mut [u8]) -> () {
[INFO] [stderr]   |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_mem`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imem`
[INFO] [stderr]  --> src/assembler/mod.rs:7:58
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn assemble_and_load(filepath: &str, mem: &mut [u8], imem: &mut [u8]) -> () {
[INFO] [stderr]   |                                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_imem`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `instructions`
[INFO] [stderr]   --> src/assembler/mod.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn assemble(instructions: &Vec<String>) {
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instructions`
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `INST_WIDTH`
[INFO] [stderr]  --> src/assembler/mod.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const INST_WIDTH: usize = 32;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `"docker" "inspect" "b225f4a1ceec11efc829d5e4146c541032068875c71cdbb40e77ac9b5d7aca8b"`
[INFO] running `"docker" "rm" "-f" "b225f4a1ceec11efc829d5e4146c541032068875c71cdbb40e77ac9b5d7aca8b"`
[INFO] [stdout] b225f4a1ceec11efc829d5e4146c541032068875c71cdbb40e77ac9b5d7aca8b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 447b18440b75aa1955a6570d7db875b83af5002868d324d645cc151b8dfd2439
[INFO] running `"docker" "start" "-a" "447b18440b75aa1955a6570d7db875b83af5002868d324d645cc151b8dfd2439"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling riscv-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/implementer/rtype.rs:142:63
[INFO] [stderr]     |
[INFO] [stderr] 142 |             return Err(ExecutionError::Extension("M".into()));;
[INFO] [stderr]     |                                                               ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `machine_code`
[INFO] [stderr]   --> src/assembler/mod.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let machine_code = assemble(&base_instructions);
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_machine_code`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mem`
[INFO] [stderr]  --> src/assembler/mod.rs:7:42
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn assemble_and_load(filepath: &str, mem: &mut [u8], imem: &mut [u8]) -> () {
[INFO] [stderr]   |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_mem`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imem`
[INFO] [stderr]  --> src/assembler/mod.rs:7:58
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn assemble_and_load(filepath: &str, mem: &mut [u8], imem: &mut [u8]) -> () {
[INFO] [stderr]   |                                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_imem`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `instructions`
[INFO] [stderr]   --> src/assembler/mod.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn assemble(instructions: &Vec<String>) {
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instructions`
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `INST_WIDTH`
[INFO] [stderr]  --> src/assembler/mod.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const INST_WIDTH: usize = 32;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "447b18440b75aa1955a6570d7db875b83af5002868d324d645cc151b8dfd2439"`
[INFO] running `"docker" "rm" "-f" "447b18440b75aa1955a6570d7db875b83af5002868d324d645cc151b8dfd2439"`
[INFO] [stdout] 447b18440b75aa1955a6570d7db875b83af5002868d324d645cc151b8dfd2439
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d7ad8732eacb18a60608557980def5518ff337dd9559c7c82b3e3b9cddc66fb
[INFO] running `"docker" "start" "-a" "6d7ad8732eacb18a60608557980def5518ff337dd9559c7c82b3e3b9cddc66fb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/implementer/rtype.rs:142:63
[INFO] [stderr]     |
[INFO] [stderr] 142 |             return Err(ExecutionError::Extension("M".into()));;
[INFO] [stderr]     |                                                               ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `machine_code`
[INFO] [stderr]   --> src/assembler/mod.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let machine_code = assemble(&base_instructions);
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_machine_code`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mem`
[INFO] [stderr]  --> src/assembler/mod.rs:7:42
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn assemble_and_load(filepath: &str, mem: &mut [u8], imem: &mut [u8]) -> () {
[INFO] [stderr]   |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_mem`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `imem`
[INFO] [stderr]  --> src/assembler/mod.rs:7:58
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn assemble_and_load(filepath: &str, mem: &mut [u8], imem: &mut [u8]) -> () {
[INFO] [stderr]   |                                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_imem`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `instructions`
[INFO] [stderr]   --> src/assembler/mod.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn assemble(instructions: &Vec<String>) {
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instructions`
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `INST_WIDTH`
[INFO] [stderr]  --> src/assembler/mod.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const INST_WIDTH: usize = 32;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/riscv_emulator-86d07d4ecbe549ce
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test decoder::decoder_test::test_decode_i_immediate ... ok
[INFO] [stdout] test decoder::decoder_test::test_decode_s_immediate ... ok
[INFO] [stdout] test decoder::decoder_test::test_decode_sb_immediate ... ok
[INFO] [stdout] test decoder::decoder_test::test_decode_uj_immediate ... ok
[INFO] [stdout] test decoder::decoder_test::test_decode_u_immediate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6d7ad8732eacb18a60608557980def5518ff337dd9559c7c82b3e3b9cddc66fb"`
[INFO] running `"docker" "rm" "-f" "6d7ad8732eacb18a60608557980def5518ff337dd9559c7c82b3e3b9cddc66fb"`
[INFO] [stdout] 6d7ad8732eacb18a60608557980def5518ff337dd9559c7c82b3e3b9cddc66fb