[INFO] cloning repository slayerjain/cs4414-ps2
[INFO] running `"git" "clone" "--bare" "git://github.com/slayerjain/cs4414-ps2.git" "work/cache/sources/gh/slayerjain/cs4414-ps2"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/slayerjain/cs4414-ps2'...
[INFO] running `"git" "clone" "work/cache/sources/gh/slayerjain/cs4414-ps2" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/slayerjain/cs4414-ps2"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/slayerjain/cs4414-ps2'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/slayerjain/cs4414-ps2" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/slayerjain/cs4414-ps2"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/slayerjain/cs4414-ps2'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 614533a90b9932c15597aab23e6c6fe64d6b7b3a
[INFO] sha for GitHub repo slayerjain/cs4414-ps2: 614533a90b9932c15597aab23e6c6fe64d6b7b3a
[INFO] validating manifest of slayerjain/cs4414-ps2 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of slayerjain/cs4414-ps2 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing slayerjain/cs4414-ps2
[INFO] finished frobbing slayerjain/cs4414-ps2
[INFO] frobbed toml for slayerjain/cs4414-ps2 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/slayerjain/cs4414-ps2/Cargo.toml
[INFO] started frobbing slayerjain/cs4414-ps2
[INFO] finished frobbing slayerjain/cs4414-ps2
[INFO] frobbed toml for slayerjain/cs4414-ps2 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/slayerjain/cs4414-ps2/Cargo.toml
[INFO] crate slayerjain/cs4414-ps2 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/slayerjain/cs4414-ps2/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing slayerjain/cs4414-ps2 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/slayerjain/cs4414-ps2:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] a11669f583f27647b67af9d6444da6ea0d3b3bd950a1e45e09178db852331620
[INFO] running `"docker" "start" "-a" "a11669f583f27647b67af9d6444da6ea0d3b3bd950a1e45e09178db852331620"`
[INFO] [stderr]    Compiling ps2 v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let mut stdin = io::stdin();
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "a11669f583f27647b67af9d6444da6ea0d3b3bd950a1e45e09178db852331620"`
[INFO] running `"docker" "rm" "-f" "a11669f583f27647b67af9d6444da6ea0d3b3bd950a1e45e09178db852331620"`
[INFO] [stdout] a11669f583f27647b67af9d6444da6ea0d3b3bd950a1e45e09178db852331620
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/slayerjain/cs4414-ps2:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2bba50277b4143a7f523b56554960c3e9898b45c9c065a0f9c469ca9cfde64e6
[INFO] running `"docker" "start" "-a" "2bba50277b4143a7f523b56554960c3e9898b45c9c065a0f9c469ca9cfde64e6"`
[INFO] [stderr]    Compiling ps2 v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let mut stdin = io::stdin();
[INFO] [stderr]    |             ----^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "2bba50277b4143a7f523b56554960c3e9898b45c9c065a0f9c469ca9cfde64e6"`
[INFO] running `"docker" "rm" "-f" "2bba50277b4143a7f523b56554960c3e9898b45c9c065a0f9c469ca9cfde64e6"`
[INFO] [stdout] 2bba50277b4143a7f523b56554960c3e9898b45c9c065a0f9c469ca9cfde64e6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/slayerjain/cs4414-ps2:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 413d69bb8ec40b5daf8479f4b4cfd505f1b08b6e0fd78da685990d52e04a7444
[INFO] running `"docker" "start" "-a" "413d69bb8ec40b5daf8479f4b4cfd505f1b08b6e0fd78da685990d52e04a7444"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ps2-392426b5201760c4
[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] running `"docker" "inspect" "413d69bb8ec40b5daf8479f4b4cfd505f1b08b6e0fd78da685990d52e04a7444"`
[INFO] running `"docker" "rm" "-f" "413d69bb8ec40b5daf8479f4b4cfd505f1b08b6e0fd78da685990d52e04a7444"`
[INFO] [stdout] 413d69bb8ec40b5daf8479f4b4cfd505f1b08b6e0fd78da685990d52e04a7444