[INFO] cloning repository https://github.com/bradtraversy/rust_sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bradtraversy/rust_sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradtraversy%2Frust_sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradtraversy%2Frust_sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5402055c72e9eaf3cb163c4dba363958d057ee3d
[INFO] testing bradtraversy/rust_sandbox against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradtraversy%2Frust_sandbox" "/workspace/builds/worker-63/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-63/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bradtraversy/rust_sandbox on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bradtraversy/rust_sandbox
[INFO] finished tweaking git repo https://github.com/bradtraversy/rust_sandbox
[INFO] tweaked toml for git repo https://github.com/bradtraversy/rust_sandbox written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate git repo https://github.com/bradtraversy/rust_sandbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce1a054a6fdca6654edc9d72af79f8f71fd6c00d014a65b4705cfed38fcbb9f7
[INFO] running `Command { std: "docker" "start" "-a" "ce1a054a6fdca6654edc9d72af79f8f71fd6c00d014a65b4705cfed38fcbb9f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce1a054a6fdca6654edc9d72af79f8f71fd6c00d014a65b4705cfed38fcbb9f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce1a054a6fdca6654edc9d72af79f8f71fd6c00d014a65b4705cfed38fcbb9f7", kill_on_drop: false }`
[INFO] [stdout] ce1a054a6fdca6654edc9d72af79f8f71fd6c00d014a65b4705cfed38fcbb9f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52961caed33345f0739b0390dde152ce5e2efd53f75b33b69409c23c18e00f71
[INFO] running `Command { std: "docker" "start" "-a" "52961caed33345f0739b0390dde152ce5e2efd53f75b33b69409c23c18e00f71", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.08s
[INFO] running `Command { std: "docker" "inspect" "52961caed33345f0739b0390dde152ce5e2efd53f75b33b69409c23c18e00f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52961caed33345f0739b0390dde152ce5e2efd53f75b33b69409c23c18e00f71", kill_on_drop: false }`
[INFO] [stdout] 52961caed33345f0739b0390dde152ce5e2efd53f75b33b69409c23c18e00f71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 605cff1bb11297116f9417389702f305839e947db77ddd9f06497aa65e808114
[INFO] running `Command { std: "docker" "start" "-a" "605cff1bb11297116f9417389702f305839e947db77ddd9f06497aa65e808114", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "605cff1bb11297116f9417389702f305839e947db77ddd9f06497aa65e808114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "605cff1bb11297116f9417389702f305839e947db77ddd9f06497aa65e808114", kill_on_drop: false }`
[INFO] [stdout] 605cff1bb11297116f9417389702f305839e947db77ddd9f06497aa65e808114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a7d48f422ce2449e99a3e1d1e1007e898bf299274310d6df8436bf71365e967
[INFO] running `Command { std: "docker" "start" "-a" "3a7d48f422ce2449e99a3e1d1e1007e898bf299274310d6df8436bf71365e967", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 37.32s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_sandbox-29f38600240a884a)
[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" "3a7d48f422ce2449e99a3e1d1e1007e898bf299274310d6df8436bf71365e967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a7d48f422ce2449e99a3e1d1e1007e898bf299274310d6df8436bf71365e967", kill_on_drop: false }`
[INFO] [stdout] 3a7d48f422ce2449e99a3e1d1e1007e898bf299274310d6df8436bf71365e967