[INFO] cloning repository https://github.com/gengliqi/bench-write
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gengliqi/bench-write" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgengliqi%2Fbench-write", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgengliqi%2Fbench-write'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b82bd04ddaa32edfb4857c668358e98c82eba99e
[INFO] testing gengliqi/bench-write against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgengliqi%2Fbench-write" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gengliqi/bench-write on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-55/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/gengliqi/bench-write
[INFO] finished tweaking git repo https://github.com/gengliqi/bench-write
[INFO] tweaked toml for git repo https://github.com/gengliqi/bench-write written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/gengliqi/bench-write already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3d516a69312556f818ba87465f3dd2ccd380d2a82e934c8d12e40a867256e8f
[INFO] running `Command { std: "docker" "start" "-a" "c3d516a69312556f818ba87465f3dd2ccd380d2a82e934c8d12e40a867256e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3d516a69312556f818ba87465f3dd2ccd380d2a82e934c8d12e40a867256e8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3d516a69312556f818ba87465f3dd2ccd380d2a82e934c8d12e40a867256e8f", kill_on_drop: false }`
[INFO] [stdout] c3d516a69312556f818ba87465f3dd2ccd380d2a82e934c8d12e40a867256e8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42fbc53b6ba28aed45676f0809df297980c27a0c3f6853a0308ed95134dfcebb
[INFO] running `Command { std: "docker" "start" "-a" "42fbc53b6ba28aed45676f0809df297980c27a0c3f6853a0308ed95134dfcebb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling bench-write v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.30s
[INFO] running `Command { std: "docker" "inspect" "42fbc53b6ba28aed45676f0809df297980c27a0c3f6853a0308ed95134dfcebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42fbc53b6ba28aed45676f0809df297980c27a0c3f6853a0308ed95134dfcebb", kill_on_drop: false }`
[INFO] [stdout] 42fbc53b6ba28aed45676f0809df297980c27a0c3f6853a0308ed95134dfcebb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92b3fcc9b5d660d208aaf2d464bab548a9df4a496715ad42c61d3ebd6edef3e3
[INFO] running `Command { std: "docker" "start" "-a" "92b3fcc9b5d660d208aaf2d464bab548a9df4a496715ad42c61d3ebd6edef3e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling bench-write v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "92b3fcc9b5d660d208aaf2d464bab548a9df4a496715ad42c61d3ebd6edef3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92b3fcc9b5d660d208aaf2d464bab548a9df4a496715ad42c61d3ebd6edef3e3", kill_on_drop: false }`
[INFO] [stdout] 92b3fcc9b5d660d208aaf2d464bab548a9df4a496715ad42c61d3ebd6edef3e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4034569aea40d4d4eb0d45d99fb8a3a7c1611bc69dd38861d98102ddf4cec803
[INFO] running `Command { std: "docker" "start" "-a" "4034569aea40d4d4eb0d45d99fb8a3a7c1611bc69dd38861d98102ddf4cec803", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bench_write-eaabd1c99f003d04)
[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" "4034569aea40d4d4eb0d45d99fb8a3a7c1611bc69dd38861d98102ddf4cec803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4034569aea40d4d4eb0d45d99fb8a3a7c1611bc69dd38861d98102ddf4cec803", kill_on_drop: false }`
[INFO] [stdout] 4034569aea40d4d4eb0d45d99fb8a3a7c1611bc69dd38861d98102ddf4cec803