[INFO] cloning repository https://github.com/arnasjozonis/huffman_decode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arnasjozonis/huffman_decode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnasjozonis%2Fhuffman_decode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnasjozonis%2Fhuffman_decode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3055c30f1b0abc204854523bb221381302ffc08
[INFO] testing arnasjozonis/huffman_decode against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnasjozonis%2Fhuffman_decode" "/workspace/builds/worker-62/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-62/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arnasjozonis/huffman_decode on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arnasjozonis/huffman_decode
[INFO] finished tweaking git repo https://github.com/arnasjozonis/huffman_decode
[INFO] tweaked toml for git repo https://github.com/arnasjozonis/huffman_decode written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate git repo https://github.com/arnasjozonis/huffman_decode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dd09dfd81e58ec23a5537dcb80b6e52f35c3f51cd9ed33ea399cdd4b0240253
[INFO] running `Command { std: "docker" "start" "-a" "6dd09dfd81e58ec23a5537dcb80b6e52f35c3f51cd9ed33ea399cdd4b0240253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dd09dfd81e58ec23a5537dcb80b6e52f35c3f51cd9ed33ea399cdd4b0240253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dd09dfd81e58ec23a5537dcb80b6e52f35c3f51cd9ed33ea399cdd4b0240253", kill_on_drop: false }`
[INFO] [stdout] 6dd09dfd81e58ec23a5537dcb80b6e52f35c3f51cd9ed33ea399cdd4b0240253
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ad005f72d3303ee91ebbcadb669f312288b175b50e8f264dda874b4ac023457
[INFO] running `Command { std: "docker" "start" "-a" "0ad005f72d3303ee91ebbcadb669f312288b175b50e8f264dda874b4ac023457", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitbit v0.2.0
[INFO] [stderr]    Compiling huffman_decode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/main.rs:54:28
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let newfile = filename.trim_right_matches(".bdazip");
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "0ad005f72d3303ee91ebbcadb669f312288b175b50e8f264dda874b4ac023457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad005f72d3303ee91ebbcadb669f312288b175b50e8f264dda874b4ac023457", kill_on_drop: false }`
[INFO] [stdout] 0ad005f72d3303ee91ebbcadb669f312288b175b50e8f264dda874b4ac023457
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a11bf12d0df7398a5a98327405530549e33167083102a53e586fef027ea31d4d
[INFO] running `Command { std: "docker" "start" "-a" "a11bf12d0df7398a5a98327405530549e33167083102a53e586fef027ea31d4d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling huffman_decode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/main.rs:54:28
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let newfile = filename.trim_right_matches(".bdazip");
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "a11bf12d0df7398a5a98327405530549e33167083102a53e586fef027ea31d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11bf12d0df7398a5a98327405530549e33167083102a53e586fef027ea31d4d", kill_on_drop: false }`
[INFO] [stdout] a11bf12d0df7398a5a98327405530549e33167083102a53e586fef027ea31d4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 44d4560029f422a8db45e00a14a14224128bbf5eec4980b9e2d5060031903edf
[INFO] running `Command { std: "docker" "start" "-a" "44d4560029f422a8db45e00a14a14224128bbf5eec4980b9e2d5060031903edf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stderr]   --> src/main.rs:54:28
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let newfile = filename.trim_right_matches(".bdazip");
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `huffman_decode` (bin "huffman_decode" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/huffman_decode-5db7641ec585d695)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "44d4560029f422a8db45e00a14a14224128bbf5eec4980b9e2d5060031903edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44d4560029f422a8db45e00a14a14224128bbf5eec4980b9e2d5060031903edf", kill_on_drop: false }`
[INFO] [stdout] 44d4560029f422a8db45e00a14a14224128bbf5eec4980b9e2d5060031903edf