[INFO] fetching crate devbox 0.1.1...
[INFO] testing devbox-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate devbox 0.1.1 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate devbox 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate devbox 0.1.1
[INFO] finished tweaking crates.io crate devbox 0.1.1
[INFO] tweaked toml for crates.io crate devbox 0.1.1 written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded devbox-build v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e6fc35490a3538475e317d64195c94bbee35f447d878f8e4d5ef437d01f2c28
[INFO] running `Command { std: "docker" "start" "-a" "8e6fc35490a3538475e317d64195c94bbee35f447d878f8e4d5ef437d01f2c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e6fc35490a3538475e317d64195c94bbee35f447d878f8e4d5ef437d01f2c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6fc35490a3538475e317d64195c94bbee35f447d878f8e4d5ef437d01f2c28", kill_on_drop: false }`
[INFO] [stdout] 8e6fc35490a3538475e317d64195c94bbee35f447d878f8e4d5ef437d01f2c28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ea7f4edb01426d384bb8b7951fdb6f58cda3b8bb0f10ffeda80835d9d77bec0
[INFO] running `Command { std: "docker" "start" "-a" "4ea7f4edb01426d384bb8b7951fdb6f58cda3b8bb0f10ffeda80835d9d77bec0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling devbox-build v0.1.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling devbox-test-args v0.1.2
[INFO] [stderr]    Compiling devbox v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.22s
[INFO] running `Command { std: "docker" "inspect" "4ea7f4edb01426d384bb8b7951fdb6f58cda3b8bb0f10ffeda80835d9d77bec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ea7f4edb01426d384bb8b7951fdb6f58cda3b8bb0f10ffeda80835d9d77bec0", kill_on_drop: false }`
[INFO] [stdout] 4ea7f4edb01426d384bb8b7951fdb6f58cda3b8bb0f10ffeda80835d9d77bec0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c5fd9d0af08d549fb0761f0d4cddb83bf2ae3aa619f443f0180333b67d935e9
[INFO] running `Command { std: "docker" "start" "-a" "1c5fd9d0af08d549fb0761f0d4cddb83bf2ae3aa619f443f0180333b67d935e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling devbox v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "1c5fd9d0af08d549fb0761f0d4cddb83bf2ae3aa619f443f0180333b67d935e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5fd9d0af08d549fb0761f0d4cddb83bf2ae3aa619f443f0180333b67d935e9", kill_on_drop: false }`
[INFO] [stdout] 1c5fd9d0af08d549fb0761f0d4cddb83bf2ae3aa619f443f0180333b67d935e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0781c53015676a819071fa11b8bb3c538a85ac80cff2e98df88d14a84f5bf627
[INFO] running `Command { std: "docker" "start" "-a" "0781c53015676a819071fa11b8bb3c538a85ac80cff2e98df88d14a84f5bf627", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/devbox-5e37c6cf8e210e73)
[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] [stderr]    Doc-tests devbox
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - build (line 100) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 33) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0781c53015676a819071fa11b8bb3c538a85ac80cff2e98df88d14a84f5bf627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0781c53015676a819071fa11b8bb3c538a85ac80cff2e98df88d14a84f5bf627", kill_on_drop: false }`
[INFO] [stdout] 0781c53015676a819071fa11b8bb3c538a85ac80cff2e98df88d14a84f5bf627