[INFO] cloning repository https://github.com/kecci/rust-variables-mutability
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kecci/rust-variables-mutability" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkecci%2Frust-variables-mutability", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkecci%2Frust-variables-mutability'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cecd5f17c50f026d7288e86013f5f3bcbd4b9ca
[INFO] testing kecci/rust-variables-mutability against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkecci%2Frust-variables-mutability" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kecci/rust-variables-mutability on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kecci/rust-variables-mutability
[INFO] finished tweaking git repo https://github.com/kecci/rust-variables-mutability
[INFO] tweaked toml for git repo https://github.com/kecci/rust-variables-mutability written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/kecci/rust-variables-mutability already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91289515ceb82e57b0292d6d56539d9ac482cfe47433eadeed2b4d4782689dc1
[INFO] running `Command { std: "docker" "start" "-a" "91289515ceb82e57b0292d6d56539d9ac482cfe47433eadeed2b4d4782689dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91289515ceb82e57b0292d6d56539d9ac482cfe47433eadeed2b4d4782689dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91289515ceb82e57b0292d6d56539d9ac482cfe47433eadeed2b4d4782689dc1", kill_on_drop: false }`
[INFO] [stdout] 91289515ceb82e57b0292d6d56539d9ac482cfe47433eadeed2b4d4782689dc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4f2f0c3ec817daa29f5a538878a5986fd35fbad544f2c42e1132f3124c8bbc9
[INFO] running `Command { std: "docker" "start" "-a" "c4f2f0c3ec817daa29f5a538878a5986fd35fbad544f2c42e1132f3124c8bbc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling variables_and_mutability v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "c4f2f0c3ec817daa29f5a538878a5986fd35fbad544f2c42e1132f3124c8bbc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4f2f0c3ec817daa29f5a538878a5986fd35fbad544f2c42e1132f3124c8bbc9", kill_on_drop: false }`
[INFO] [stdout] c4f2f0c3ec817daa29f5a538878a5986fd35fbad544f2c42e1132f3124c8bbc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0db498f641200b07f1daf195920d052cce3d3626ec22bf26fd54a95fbec66540
[INFO] running `Command { std: "docker" "start" "-a" "0db498f641200b07f1daf195920d052cce3d3626ec22bf26fd54a95fbec66540", kill_on_drop: false }`
[INFO] [stderr]    Compiling variables_and_mutability v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "0db498f641200b07f1daf195920d052cce3d3626ec22bf26fd54a95fbec66540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0db498f641200b07f1daf195920d052cce3d3626ec22bf26fd54a95fbec66540", kill_on_drop: false }`
[INFO] [stdout] 0db498f641200b07f1daf195920d052cce3d3626ec22bf26fd54a95fbec66540
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 862a729a932a94ff0093fa4046576a4e0644724a81a93e2b6bafd221266d5494
[INFO] running `Command { std: "docker" "start" "-a" "862a729a932a94ff0093fa4046576a4e0644724a81a93e2b6bafd221266d5494", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/variables_and_mutability-e9e142b07e12ec4e)
[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" "862a729a932a94ff0093fa4046576a4e0644724a81a93e2b6bafd221266d5494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "862a729a932a94ff0093fa4046576a4e0644724a81a93e2b6bafd221266d5494", kill_on_drop: false }`
[INFO] [stdout] 862a729a932a94ff0093fa4046576a4e0644724a81a93e2b6bafd221266d5494