[INFO] cloning repository msehnout/redesigned-chainsaw
[INFO] running `"git" "clone" "--bare" "git://github.com/msehnout/redesigned-chainsaw.git" "work/cache/sources/gh/msehnout/redesigned-chainsaw"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/msehnout/redesigned-chainsaw'...
[INFO] running `"git" "clone" "work/cache/sources/gh/msehnout/redesigned-chainsaw" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/msehnout/redesigned-chainsaw"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/msehnout/redesigned-chainsaw'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/msehnout/redesigned-chainsaw" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/msehnout/redesigned-chainsaw"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/msehnout/redesigned-chainsaw'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5a872edc03858013c6b24023ca1534584f4dccc2
[INFO] sha for GitHub repo msehnout/redesigned-chainsaw: 5a872edc03858013c6b24023ca1534584f4dccc2
[INFO] validating manifest of msehnout/redesigned-chainsaw 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 msehnout/redesigned-chainsaw 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 msehnout/redesigned-chainsaw
[INFO] finished frobbing msehnout/redesigned-chainsaw
[INFO] frobbed toml for msehnout/redesigned-chainsaw written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/msehnout/redesigned-chainsaw/Cargo.toml
[INFO] started frobbing msehnout/redesigned-chainsaw
[INFO] finished frobbing msehnout/redesigned-chainsaw
[INFO] frobbed toml for msehnout/redesigned-chainsaw written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/msehnout/redesigned-chainsaw/Cargo.toml
[INFO] crate msehnout/redesigned-chainsaw 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing msehnout/redesigned-chainsaw against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/msehnout/redesigned-chainsaw:/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] 1a4f2e6f1a45eb8ecc56f0dd32478280f877d5b1684d89059c81a92afcf97df8
[INFO] running `"docker" "start" "-a" "1a4f2e6f1a45eb8ecc56f0dd32478280f877d5b1684d89059c81a92afcf97df8"`
[INFO] [stderr]    Compiling redesigned-chainsaw v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let mut file_name;
[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] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     file.read_to_string(&mut tape);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "1a4f2e6f1a45eb8ecc56f0dd32478280f877d5b1684d89059c81a92afcf97df8"`
[INFO] running `"docker" "rm" "-f" "1a4f2e6f1a45eb8ecc56f0dd32478280f877d5b1684d89059c81a92afcf97df8"`
[INFO] [stdout] 1a4f2e6f1a45eb8ecc56f0dd32478280f877d5b1684d89059c81a92afcf97df8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/msehnout/redesigned-chainsaw:/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] 16857abfe487ec25e6032e5eaf11998b7d9c278aff6a8e1631c0e7fa7770428a
[INFO] running `"docker" "start" "-a" "16857abfe487ec25e6032e5eaf11998b7d9c278aff6a8e1631c0e7fa7770428a"`
[INFO] [stderr]    Compiling redesigned-chainsaw v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let mut file_name;
[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] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     file.read_to_string(&mut tape);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "16857abfe487ec25e6032e5eaf11998b7d9c278aff6a8e1631c0e7fa7770428a"`
[INFO] running `"docker" "rm" "-f" "16857abfe487ec25e6032e5eaf11998b7d9c278aff6a8e1631c0e7fa7770428a"`
[INFO] [stdout] 16857abfe487ec25e6032e5eaf11998b7d9c278aff6a8e1631c0e7fa7770428a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/msehnout/redesigned-chainsaw:/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] b6f294dd6ccd9afcd794b8856e886884c013a604c75bacad2e7540f1fbd34c9e
[INFO] running `"docker" "start" "-a" "b6f294dd6ccd9afcd794b8856e886884c013a604c75bacad2e7540f1fbd34c9e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/redesigned_chainsaw-f24dd05de00bf312
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_read_instruction ... ok
[INFO] [stdout] test test_tape_reading ... ok
[INFO] [stdout] test test_sth ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b6f294dd6ccd9afcd794b8856e886884c013a604c75bacad2e7540f1fbd34c9e"`
[INFO] running `"docker" "rm" "-f" "b6f294dd6ccd9afcd794b8856e886884c013a604c75bacad2e7540f1fbd34c9e"`
[INFO] [stdout] b6f294dd6ccd9afcd794b8856e886884c013a604c75bacad2e7540f1fbd34c9e