[INFO] cloning repository https://github.com/bradleyheubel/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/bradleyheubel/rust_sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradleyheubel%2Frust_sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradleyheubel%2Frust_sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ca7e0f376f564ae6eaf6167dd3cf8aa0d5bd499
[INFO] testing bradleyheubel/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%2Fbradleyheubel%2Frust_sandbox" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bradleyheubel/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/bradleyheubel/rust_sandbox
[INFO] finished tweaking git repo https://github.com/bradleyheubel/rust_sandbox
[INFO] tweaked toml for git repo https://github.com/bradleyheubel/rust_sandbox written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate git repo https://github.com/bradleyheubel/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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] f5baadc321d0814031258f88f7f6ee2029ccb65c990ad7c9e902a1d403646ff9
[INFO] running `Command { std: "docker" "start" "-a" "f5baadc321d0814031258f88f7f6ee2029ccb65c990ad7c9e902a1d403646ff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5baadc321d0814031258f88f7f6ee2029ccb65c990ad7c9e902a1d403646ff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5baadc321d0814031258f88f7f6ee2029ccb65c990ad7c9e902a1d403646ff9", kill_on_drop: false }`
[INFO] [stdout] f5baadc321d0814031258f88f7f6ee2029ccb65c990ad7c9e902a1d403646ff9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 9ba9134f822840a4392991ba54a92e45103f0dea685bbeebfd9bd89839aee183
[INFO] running `Command { std: "docker" "start" "-a" "9ba9134f822840a4392991ba54a92e45103f0dea685bbeebfd9bd89839aee183", 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 17.81s
[INFO] running `Command { std: "docker" "inspect" "9ba9134f822840a4392991ba54a92e45103f0dea685bbeebfd9bd89839aee183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba9134f822840a4392991ba54a92e45103f0dea685bbeebfd9bd89839aee183", kill_on_drop: false }`
[INFO] [stdout] 9ba9134f822840a4392991ba54a92e45103f0dea685bbeebfd9bd89839aee183
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] f69bc84426ceda7b053110d3b175589b36c9fce8cd7f614ef1411e9e7dda662b
[INFO] running `Command { std: "docker" "start" "-a" "f69bc84426ceda7b053110d3b175589b36c9fce8cd7f614ef1411e9e7dda662b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "f69bc84426ceda7b053110d3b175589b36c9fce8cd7f614ef1411e9e7dda662b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69bc84426ceda7b053110d3b175589b36c9fce8cd7f614ef1411e9e7dda662b", kill_on_drop: false }`
[INFO] [stdout] f69bc84426ceda7b053110d3b175589b36c9fce8cd7f614ef1411e9e7dda662b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 102979a636bf2ee552316544e21ea44d8f9b950154f77b98df4cebc4ffa42d9f
[INFO] running `Command { std: "docker" "start" "-a" "102979a636bf2ee552316544e21ea44d8f9b950154f77b98df4cebc4ffa42d9f", 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" "102979a636bf2ee552316544e21ea44d8f9b950154f77b98df4cebc4ffa42d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102979a636bf2ee552316544e21ea44d8f9b950154f77b98df4cebc4ffa42d9f", kill_on_drop: false }`
[INFO] [stdout] 102979a636bf2ee552316544e21ea44d8f9b950154f77b98df4cebc4ffa42d9f