[INFO] cloning repository https://github.com/mckeankylej/mutable-state
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mckeankylej/mutable-state" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmckeankylej%2Fmutable-state", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmckeankylej%2Fmutable-state'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85696f493d58dc566e2526a65f38b345307780a6
[INFO] testing mckeankylej/mutable-state against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmckeankylej%2Fmutable-state" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mckeankylej/mutable-state on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mckeankylej/mutable-state
[INFO] finished tweaking git repo https://github.com/mckeankylej/mutable-state
[INFO] tweaked toml for git repo https://github.com/mckeankylej/mutable-state written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/mckeankylej/mutable-state already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6b7fec338f286680a5c0c0663f5c90e9e754b280ab8398a7c7bd562143f0175
[INFO] running `Command { std: "docker" "start" "-a" "f6b7fec338f286680a5c0c0663f5c90e9e754b280ab8398a7c7bd562143f0175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6b7fec338f286680a5c0c0663f5c90e9e754b280ab8398a7c7bd562143f0175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b7fec338f286680a5c0c0663f5c90e9e754b280ab8398a7c7bd562143f0175", kill_on_drop: false }`
[INFO] [stdout] f6b7fec338f286680a5c0c0663f5c90e9e754b280ab8398a7c7bd562143f0175
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7615e589cafe63dbb19278d8909f4debdded6d02b4d852696f2b1fbc4c412f21
[INFO] running `Command { std: "docker" "start" "-a" "7615e589cafe63dbb19278d8909f4debdded6d02b4d852696f2b1fbc4c412f21", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mutable-state v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.30s
[INFO] running `Command { std: "docker" "inspect" "7615e589cafe63dbb19278d8909f4debdded6d02b4d852696f2b1fbc4c412f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7615e589cafe63dbb19278d8909f4debdded6d02b4d852696f2b1fbc4c412f21", kill_on_drop: false }`
[INFO] [stdout] 7615e589cafe63dbb19278d8909f4debdded6d02b4d852696f2b1fbc4c412f21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 085ef0b1227992d856fdc869d28e01b64a3b7225e35d74389480f4e51f60018d
[INFO] running `Command { std: "docker" "start" "-a" "085ef0b1227992d856fdc869d28e01b64a3b7225e35d74389480f4e51f60018d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mutable-state v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "085ef0b1227992d856fdc869d28e01b64a3b7225e35d74389480f4e51f60018d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "085ef0b1227992d856fdc869d28e01b64a3b7225e35d74389480f4e51f60018d", kill_on_drop: false }`
[INFO] [stdout] 085ef0b1227992d856fdc869d28e01b64a3b7225e35d74389480f4e51f60018d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 323b7606a69a9a5ace45f06ac1efeea9502fcabba2a85a08e1a14df8828ef67c
[INFO] running `Command { std: "docker" "start" "-a" "323b7606a69a9a5ace45f06ac1efeea9502fcabba2a85a08e1a14df8828ef67c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mutable_state-bffcd461d2d1d5ae)
[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" "323b7606a69a9a5ace45f06ac1efeea9502fcabba2a85a08e1a14df8828ef67c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323b7606a69a9a5ace45f06ac1efeea9502fcabba2a85a08e1a14df8828ef67c", kill_on_drop: false }`
[INFO] [stdout] 323b7606a69a9a5ace45f06ac1efeea9502fcabba2a85a08e1a14df8828ef67c