[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 master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsameem420%2Frust_mutableVariables" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sameem420/rust_mutableVariables on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-10/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 222c30e30f4370eb290812b60889b20b0f8a123c690321c0542ef4ebd87c85cc
[INFO] running `Command { std: "docker" "start" "-a" "222c30e30f4370eb290812b60889b20b0f8a123c690321c0542ef4ebd87c85cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "222c30e30f4370eb290812b60889b20b0f8a123c690321c0542ef4ebd87c85cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "222c30e30f4370eb290812b60889b20b0f8a123c690321c0542ef4ebd87c85cc", kill_on_drop: false }`
[INFO] [stdout] 222c30e30f4370eb290812b60889b20b0f8a123c690321c0542ef4ebd87c85cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e199339b7601da2f2ae99eca1604656837e8f92abd6189d90ead0fb0edef606
[INFO] running `Command { std: "docker" "start" "-a" "5e199339b7601da2f2ae99eca1604656837e8f92abd6189d90ead0fb0edef606", kill_on_drop: false }`
[INFO] [stderr]    Compiling mut_variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "5e199339b7601da2f2ae99eca1604656837e8f92abd6189d90ead0fb0edef606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e199339b7601da2f2ae99eca1604656837e8f92abd6189d90ead0fb0edef606", kill_on_drop: false }`
[INFO] [stdout] 5e199339b7601da2f2ae99eca1604656837e8f92abd6189d90ead0fb0edef606
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bdd253900d03695e8c9966d46c673677f78aff40f58b83217199c69fe7b4a61
[INFO] running `Command { std: "docker" "start" "-a" "0bdd253900d03695e8c9966d46c673677f78aff40f58b83217199c69fe7b4a61", kill_on_drop: false }`
[INFO] [stderr]    Compiling mut_variables v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "0bdd253900d03695e8c9966d46c673677f78aff40f58b83217199c69fe7b4a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bdd253900d03695e8c9966d46c673677f78aff40f58b83217199c69fe7b4a61", kill_on_drop: false }`
[INFO] [stdout] 0bdd253900d03695e8c9966d46c673677f78aff40f58b83217199c69fe7b4a61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fbd5e3ed7a25a888a3e23615d4ff1ca76a00ba8455f2c67a72c382e0aa96cfee
[INFO] running `Command { std: "docker" "start" "-a" "fbd5e3ed7a25a888a3e23615d4ff1ca76a00ba8455f2c67a72c382e0aa96cfee", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mut_variables-991f12423c54db17)
[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" "fbd5e3ed7a25a888a3e23615d4ff1ca76a00ba8455f2c67a72c382e0aa96cfee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbd5e3ed7a25a888a3e23615d4ff1ca76a00ba8455f2c67a72c382e0aa96cfee", kill_on_drop: false }`
[INFO] [stdout] fbd5e3ed7a25a888a3e23615d4ff1ca76a00ba8455f2c67a72c382e0aa96cfee