[INFO] cloning repository https://github.com/rkartzman/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rkartzman/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frkartzman%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frkartzman%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78f6a77e257db91f3d19ae26000b780686960fc7
[INFO] testing rkartzman/rust against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frkartzman%2Frust" "/workspace/builds/worker-118/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rkartzman/rust on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rkartzman/rust
[INFO] finished tweaking git repo https://github.com/rkartzman/rust
[INFO] tweaked toml for git repo https://github.com/rkartzman/rust written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] crate git repo https://github.com/rkartzman/rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fc9e261d2dc7d33b7aa09304f18a8e9262cac37d87dc0349cedaa2035ab1224
[INFO] running `Command { std: "docker" "start" "-a" "4fc9e261d2dc7d33b7aa09304f18a8e9262cac37d87dc0349cedaa2035ab1224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fc9e261d2dc7d33b7aa09304f18a8e9262cac37d87dc0349cedaa2035ab1224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc9e261d2dc7d33b7aa09304f18a8e9262cac37d87dc0349cedaa2035ab1224", kill_on_drop: false }`
[INFO] [stdout] 4fc9e261d2dc7d33b7aa09304f18a8e9262cac37d87dc0349cedaa2035ab1224
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e3dd68431881be4bea804fa5068aa7a4cbbc4d39026228a21b55c9d710e98c4
[INFO] running `Command { std: "docker" "start" "-a" "1e3dd68431881be4bea804fa5068aa7a4cbbc4d39026228a21b55c9d710e98c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "1e3dd68431881be4bea804fa5068aa7a4cbbc4d39026228a21b55c9d710e98c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e3dd68431881be4bea804fa5068aa7a4cbbc4d39026228a21b55c9d710e98c4", kill_on_drop: false }`
[INFO] [stdout] 1e3dd68431881be4bea804fa5068aa7a4cbbc4d39026228a21b55c9d710e98c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 199726ec4f2c759b2e4f2472de279061536d6fbc1f6fd7ca2fdbba0069aa4120
[INFO] running `Command { std: "docker" "start" "-a" "199726ec4f2c759b2e4f2472de279061536d6fbc1f6fd7ca2fdbba0069aa4120", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "199726ec4f2c759b2e4f2472de279061536d6fbc1f6fd7ca2fdbba0069aa4120", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "199726ec4f2c759b2e4f2472de279061536d6fbc1f6fd7ca2fdbba0069aa4120", kill_on_drop: false }`
[INFO] [stdout] 199726ec4f2c759b2e4f2472de279061536d6fbc1f6fd7ca2fdbba0069aa4120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec209f9c742b6357a54b6200d41207f268fc81e55d06cf15a5752e2ab95a7a4b
[INFO] running `Command { std: "docker" "start" "-a" "ec209f9c742b6357a54b6200d41207f268fc81e55d06cf15a5752e2ab95a7a4b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust-f40cf054b3fdc52f)
[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" "ec209f9c742b6357a54b6200d41207f268fc81e55d06cf15a5752e2ab95a7a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec209f9c742b6357a54b6200d41207f268fc81e55d06cf15a5752e2ab95a7a4b", kill_on_drop: false }`
[INFO] [stdout] ec209f9c742b6357a54b6200d41207f268fc81e55d06cf15a5752e2ab95a7a4b