[INFO] cloning repository https://github.com/sameem420/rust_mutableVariables
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sameem420/rust_mutableVariables" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsameem420%2Frust_mutableVariables", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsameem420%2Frust_mutableVariables'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c44eca5fe4f5b17a93c2204ffa5a10deb78dd372
[INFO] testing sameem420/rust_mutableVariables against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsameem420%2Frust_mutableVariables" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sameem420/rust_mutableVariables on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sameem420/rust_mutableVariables
[INFO] finished tweaking git repo https://github.com/sameem420/rust_mutableVariables
[INFO] tweaked toml for git repo https://github.com/sameem420/rust_mutableVariables written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/sameem420/rust_mutableVariables already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cd91c6c832096c4e0ed7642d58ed0d1b56282fead0396ba09a0c6540d94212d
[INFO] running `Command { std: "docker" "start" "-a" "5cd91c6c832096c4e0ed7642d58ed0d1b56282fead0396ba09a0c6540d94212d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cd91c6c832096c4e0ed7642d58ed0d1b56282fead0396ba09a0c6540d94212d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd91c6c832096c4e0ed7642d58ed0d1b56282fead0396ba09a0c6540d94212d", kill_on_drop: false }`
[INFO] [stdout] 5cd91c6c832096c4e0ed7642d58ed0d1b56282fead0396ba09a0c6540d94212d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07d932aa59d466c594f96c5ab0de5b5e222c36c66009fd152caf3e1182965ade
[INFO] running `Command { std: "docker" "start" "-a" "07d932aa59d466c594f96c5ab0de5b5e222c36c66009fd152caf3e1182965ade", kill_on_drop: false }`
[INFO] [stderr]    Compiling mut_variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "07d932aa59d466c594f96c5ab0de5b5e222c36c66009fd152caf3e1182965ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d932aa59d466c594f96c5ab0de5b5e222c36c66009fd152caf3e1182965ade", kill_on_drop: false }`
[INFO] [stdout] 07d932aa59d466c594f96c5ab0de5b5e222c36c66009fd152caf3e1182965ade
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ad98181c9d604dc3370b45facffe11e0db585e21e32e4421cbbd4e9445c99d6
[INFO] running `Command { std: "docker" "start" "-a" "8ad98181c9d604dc3370b45facffe11e0db585e21e32e4421cbbd4e9445c99d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling mut_variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "8ad98181c9d604dc3370b45facffe11e0db585e21e32e4421cbbd4e9445c99d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad98181c9d604dc3370b45facffe11e0db585e21e32e4421cbbd4e9445c99d6", kill_on_drop: false }`
[INFO] [stdout] 8ad98181c9d604dc3370b45facffe11e0db585e21e32e4421cbbd4e9445c99d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b603200f93cf43c981c97edb75a21ac8dfbeb9c419d55787c6c1be519413615b
[INFO] running `Command { std: "docker" "start" "-a" "b603200f93cf43c981c97edb75a21ac8dfbeb9c419d55787c6c1be519413615b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mut_variables-e357008e0d96cf24)
[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" "b603200f93cf43c981c97edb75a21ac8dfbeb9c419d55787c6c1be519413615b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b603200f93cf43c981c97edb75a21ac8dfbeb9c419d55787c6c1be519413615b", kill_on_drop: false }`
[INFO] [stdout] b603200f93cf43c981c97edb75a21ac8dfbeb9c419d55787c6c1be519413615b