[INFO] fetching crate outline 0.2.1...
[INFO] testing outline-0.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate outline 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate outline 0.2.1 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 outline 0.2.1
[INFO] finished tweaking crates.io crate outline 0.2.1
[INFO] tweaked toml for crates.io crate outline 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate outline 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c91b0c8c99f14b3895bf7e4caa53b03ef5cb7a6841b9342b7ed81c7c365c74ce
[INFO] running `Command { std: "docker" "start" "-a" "c91b0c8c99f14b3895bf7e4caa53b03ef5cb7a6841b9342b7ed81c7c365c74ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c91b0c8c99f14b3895bf7e4caa53b03ef5cb7a6841b9342b7ed81c7c365c74ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c91b0c8c99f14b3895bf7e4caa53b03ef5cb7a6841b9342b7ed81c7c365c74ce", kill_on_drop: false }`
[INFO] [stdout] c91b0c8c99f14b3895bf7e4caa53b03ef5cb7a6841b9342b7ed81c7c365c74ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] fab3a4552f800a2cc1050dbd14745158cc7507f7732e0eca2dbe51fa31c8370f
[INFO] running `Command { std: "docker" "start" "-a" "fab3a4552f800a2cc1050dbd14745158cc7507f7732e0eca2dbe51fa31c8370f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling outline v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.90s
[INFO] running `Command { std: "docker" "inspect" "fab3a4552f800a2cc1050dbd14745158cc7507f7732e0eca2dbe51fa31c8370f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab3a4552f800a2cc1050dbd14745158cc7507f7732e0eca2dbe51fa31c8370f", kill_on_drop: false }`
[INFO] [stdout] fab3a4552f800a2cc1050dbd14745158cc7507f7732e0eca2dbe51fa31c8370f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 5490e8e2fbc6b92c47f470949c0268b6c26b659e802c966a8a8769cddf1399c1
[INFO] running `Command { std: "docker" "start" "-a" "5490e8e2fbc6b92c47f470949c0268b6c26b659e802c966a8a8769cddf1399c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling outline v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "5490e8e2fbc6b92c47f470949c0268b6c26b659e802c966a8a8769cddf1399c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5490e8e2fbc6b92c47f470949c0268b6c26b659e802c966a8a8769cddf1399c1", kill_on_drop: false }`
[INFO] [stdout] 5490e8e2fbc6b92c47f470949c0268b6c26b659e802c966a8a8769cddf1399c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 968ed0bf5a0bedf0cb5cfdce6db0d9dc5c920665cd192fbde51066d62739608f
[INFO] running `Command { std: "docker" "start" "-a" "968ed0bf5a0bedf0cb5cfdce6db0d9dc5c920665cd192fbde51066d62739608f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/outline-eff257ed4df97cb4)
[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 outline
[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" "968ed0bf5a0bedf0cb5cfdce6db0d9dc5c920665cd192fbde51066d62739608f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "968ed0bf5a0bedf0cb5cfdce6db0d9dc5c920665cd192fbde51066d62739608f", kill_on_drop: false }`
[INFO] [stdout] 968ed0bf5a0bedf0cb5cfdce6db0d9dc5c920665cd192fbde51066d62739608f