[INFO] cloning repository https://github.com/alexthemitchell/rust-algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexthemitchell/rust-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexthemitchell%2Frust-algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexthemitchell%2Frust-algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6727abb0f845617726532c96c69870bf0622231
[INFO] testing alexthemitchell/rust-algorithms against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexthemitchell%2Frust-algorithms" "/workspace/builds/worker-86/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-86/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexthemitchell/rust-algorithms on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexthemitchell/rust-algorithms
[INFO] finished tweaking git repo https://github.com/alexthemitchell/rust-algorithms
[INFO] tweaked toml for git repo https://github.com/alexthemitchell/rust-algorithms written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] crate git repo https://github.com/alexthemitchell/rust-algorithms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0f9e6020fb412fe506d0c662511eb9107c0286da6adf8061fc204de2dd17982
[INFO] running `Command { std: "docker" "start" "-a" "f0f9e6020fb412fe506d0c662511eb9107c0286da6adf8061fc204de2dd17982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0f9e6020fb412fe506d0c662511eb9107c0286da6adf8061fc204de2dd17982", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0f9e6020fb412fe506d0c662511eb9107c0286da6adf8061fc204de2dd17982", kill_on_drop: false }`
[INFO] [stdout] f0f9e6020fb412fe506d0c662511eb9107c0286da6adf8061fc204de2dd17982
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f84681139b12a7ded632621561a51fb7df6699ed9af54b8f679c14f4f800f417
[INFO] running `Command { std: "docker" "start" "-a" "f84681139b12a7ded632621561a51fb7df6699ed9af54b8f679c14f4f800f417", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling time v0.1.36
[INFO] [stderr]    Compiling mai v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.09s
[INFO] running `Command { std: "docker" "inspect" "f84681139b12a7ded632621561a51fb7df6699ed9af54b8f679c14f4f800f417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84681139b12a7ded632621561a51fb7df6699ed9af54b8f679c14f4f800f417", kill_on_drop: false }`
[INFO] [stdout] f84681139b12a7ded632621561a51fb7df6699ed9af54b8f679c14f4f800f417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c10f2c631889270fc67629a2d20728ba4fd7bf33b3e04730741892ce4a3d3e40
[INFO] running `Command { std: "docker" "start" "-a" "c10f2c631889270fc67629a2d20728ba4fd7bf33b3e04730741892ce4a3d3e40", kill_on_drop: false }`
[INFO] [stderr]    Compiling mai v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/mai-31696f350eb2a78c)
[INFO] running `Command { std: "docker" "inspect" "c10f2c631889270fc67629a2d20728ba4fd7bf33b3e04730741892ce4a3d3e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c10f2c631889270fc67629a2d20728ba4fd7bf33b3e04730741892ce4a3d3e40", kill_on_drop: false }`
[INFO] [stdout] c10f2c631889270fc67629a2d20728ba4fd7bf33b3e04730741892ce4a3d3e40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 36651e52885917c3d02ef4b8ea5cd899ca2e8e4e0066950ec18ca3aec8c9c772
[INFO] running `Command { std: "docker" "start" "-a" "36651e52885917c3d02ef4b8ea5cd899ca2e8e4e0066950ec18ca3aec8c9c772", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.45s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mai-31696f350eb2a78c)
[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" "36651e52885917c3d02ef4b8ea5cd899ca2e8e4e0066950ec18ca3aec8c9c772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36651e52885917c3d02ef4b8ea5cd899ca2e8e4e0066950ec18ca3aec8c9c772", kill_on_drop: false }`
[INFO] [stdout] 36651e52885917c3d02ef4b8ea5cd899ca2e8e4e0066950ec18ca3aec8c9c772