[INFO] updating cached repository noar-t/rsh
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/noar-t/rsh
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/noar-t/rsh" "work/ex/beta-1.38-1/sources/1.37.0/gh/noar-t/rsh"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/noar-t/rsh'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/noar-t/rsh" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/noar-t/rsh"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/noar-t/rsh'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] df0a6856e99ed8e9760e3b2b1586715943615a65
[INFO] sha for GitHub repo noar-t/rsh: df0a6856e99ed8e9760e3b2b1586715943615a65
[INFO] validating manifest of noar-t/rsh on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of noar-t/rsh on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing noar-t/rsh
[INFO] finished frobbing noar-t/rsh
[INFO] frobbed toml for noar-t/rsh written to work/ex/beta-1.38-1/sources/1.37.0/gh/noar-t/rsh/Cargo.toml
[INFO] started frobbing noar-t/rsh
[INFO] finished frobbing noar-t/rsh
[INFO] frobbed toml for noar-t/rsh written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/noar-t/rsh/Cargo.toml
[INFO] crate noar-t/rsh already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing noar-t/rsh against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/noar-t/rsh:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] f1d22853fd7eb76d2fa547cedcb021814cf7a94ea9a478ff588ba5a2239cc15e
[INFO] running `"docker" "start" "-a" "f1d22853fd7eb76d2fa547cedcb021814cf7a94ea9a478ff588ba5a2239cc15e"`
[INFO] [stderr]    Compiling rsh v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `status`
[INFO] [stderr]    --> src/main.rs:126:17
[INFO] [stderr]     |
[INFO] [stderr] 126 |             let status = Command::new(command)
[INFO] [stderr]     |                 ^^^^^^ help: consider prefixing with an underscore: `_status`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "f1d22853fd7eb76d2fa547cedcb021814cf7a94ea9a478ff588ba5a2239cc15e"`
[INFO] running `"docker" "rm" "-f" "f1d22853fd7eb76d2fa547cedcb021814cf7a94ea9a478ff588ba5a2239cc15e"`
[INFO] [stdout] f1d22853fd7eb76d2fa547cedcb021814cf7a94ea9a478ff588ba5a2239cc15e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/noar-t/rsh:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 860102f51da76181d4b607f3bc464def63f69fcaa3a2ee60c4eb6308817f8885
[INFO] running `"docker" "start" "-a" "860102f51da76181d4b607f3bc464def63f69fcaa3a2ee60c4eb6308817f8885"`
[INFO] [stderr]    Compiling rsh v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `status`
[INFO] [stderr]    --> src/main.rs:126:17
[INFO] [stderr]     |
[INFO] [stderr] 126 |             let status = Command::new(command)
[INFO] [stderr]     |                 ^^^^^^ help: consider prefixing with an underscore: `_status`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "860102f51da76181d4b607f3bc464def63f69fcaa3a2ee60c4eb6308817f8885"`
[INFO] running `"docker" "rm" "-f" "860102f51da76181d4b607f3bc464def63f69fcaa3a2ee60c4eb6308817f8885"`
[INFO] [stdout] 860102f51da76181d4b607f3bc464def63f69fcaa3a2ee60c4eb6308817f8885
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/noar-t/rsh:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 3b7cd6b2602fa5e8bf985c9554941007bd5426c52f1b46e66e74b3e32bf8c884
[INFO] running `"docker" "start" "-a" "3b7cd6b2602fa5e8bf985c9554941007bd5426c52f1b46e66e74b3e32bf8c884"`
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rsh-c81f65c51e04a58d
[INFO] running `"docker" "inspect" "3b7cd6b2602fa5e8bf985c9554941007bd5426c52f1b46e66e74b3e32bf8c884"`
[INFO] running `"docker" "rm" "-f" "3b7cd6b2602fa5e8bf985c9554941007bd5426c52f1b46e66e74b3e32bf8c884"`
[INFO] [stdout] 3b7cd6b2602fa5e8bf985c9554941007bd5426c52f1b46e66e74b3e32bf8c884