[INFO] cloning repository https://github.com/mudlord/rust_kgtut
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mudlord/rust_kgtut" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmudlord%2Frust_kgtut", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmudlord%2Frust_kgtut'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e8c39fd83023a5950920e85627d23552a1e2175
[INFO] testing mudlord/rust_kgtut against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmudlord%2Frust_kgtut" "/workspace/builds/worker-97/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-97/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mudlord/rust_kgtut 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] started tweaking git repo https://github.com/mudlord/rust_kgtut
[INFO] finished tweaking git repo https://github.com/mudlord/rust_kgtut
[INFO] tweaked toml for git repo https://github.com/mudlord/rust_kgtut written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] crate git repo https://github.com/mudlord/rust_kgtut 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 4103c28c40384dbb169e7dd70b38a3ace507f2f921fd70e9c43d4d4abda6ad63
[INFO] running `Command { std: "docker" "start" "-a" "4103c28c40384dbb169e7dd70b38a3ace507f2f921fd70e9c43d4d4abda6ad63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4103c28c40384dbb169e7dd70b38a3ace507f2f921fd70e9c43d4d4abda6ad63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4103c28c40384dbb169e7dd70b38a3ace507f2f921fd70e9c43d4d4abda6ad63", kill_on_drop: false }`
[INFO] [stdout] 4103c28c40384dbb169e7dd70b38a3ace507f2f921fd70e9c43d4d4abda6ad63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] c36101f7ff44888fd0effae48abca70f9df26a5f0ef0e87f6a945a194dcc694a
[INFO] running `Command { std: "docker" "start" "-a" "c36101f7ff44888fd0effae48abca70f9df26a5f0ef0e87f6a945a194dcc694a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_kgtut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "c36101f7ff44888fd0effae48abca70f9df26a5f0ef0e87f6a945a194dcc694a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c36101f7ff44888fd0effae48abca70f9df26a5f0ef0e87f6a945a194dcc694a", kill_on_drop: false }`
[INFO] [stdout] c36101f7ff44888fd0effae48abca70f9df26a5f0ef0e87f6a945a194dcc694a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] 3c45cf7f3fa30159938fc1d33d4f4042d63fa776e73c9c3c46c882ab385db3ac
[INFO] running `Command { std: "docker" "start" "-a" "3c45cf7f3fa30159938fc1d33d4f4042d63fa776e73c9c3c46c882ab385db3ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_kgtut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.73s
[INFO] running `Command { std: "docker" "inspect" "3c45cf7f3fa30159938fc1d33d4f4042d63fa776e73c9c3c46c882ab385db3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c45cf7f3fa30159938fc1d33d4f4042d63fa776e73c9c3c46c882ab385db3ac", kill_on_drop: false }`
[INFO] [stdout] 3c45cf7f3fa30159938fc1d33d4f4042d63fa776e73c9c3c46c882ab385db3ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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] f12b038dedc63b8430c3c439108886378ed03a9af41ed42d367c1a82d44fdbd2
[INFO] running `Command { std: "docker" "start" "-a" "f12b038dedc63b8430c3c439108886378ed03a9af41ed42d367c1a82d44fdbd2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_kgtut-e0dd1fb6a3457ce4)
[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" "f12b038dedc63b8430c3c439108886378ed03a9af41ed42d367c1a82d44fdbd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f12b038dedc63b8430c3c439108886378ed03a9af41ed42d367c1a82d44fdbd2", kill_on_drop: false }`
[INFO] [stdout] f12b038dedc63b8430c3c439108886378ed03a9af41ed42d367c1a82d44fdbd2