[INFO] cloning repository https://github.com/azah/writebytes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/azah/writebytes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazah%2Fwritebytes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazah%2Fwritebytes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1e4f4ba6573b8f719bf496a97b5607ed7d94ef7
[INFO] checking azah/writebytes against master#c5d82ed7a4ad94a538bb87e5016e7d5ce0bd434b for pr-104616
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazah%2Fwritebytes" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/azah/writebytes on toolchain c5d82ed7a4ad94a538bb87e5016e7d5ce0bd434b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5d82ed7a4ad94a538bb87e5016e7d5ce0bd434b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/azah/writebytes
[INFO] finished tweaking git repo https://github.com/azah/writebytes
[INFO] tweaked toml for git repo https://github.com/azah/writebytes written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/azah/writebytes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5d82ed7a4ad94a538bb87e5016e7d5ce0bd434b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+c5d82ed7a4ad94a538bb87e5016e7d5ce0bd434b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5081d453a4cb1630b511f65f5e5d09e3aa17dcaecf816a5c536cfaca557c6903
[INFO] running `Command { std: "docker" "start" "-a" "5081d453a4cb1630b511f65f5e5d09e3aa17dcaecf816a5c536cfaca557c6903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5081d453a4cb1630b511f65f5e5d09e3aa17dcaecf816a5c536cfaca557c6903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5081d453a4cb1630b511f65f5e5d09e3aa17dcaecf816a5c536cfaca557c6903", kill_on_drop: false }`
[INFO] [stdout] 5081d453a4cb1630b511f65f5e5d09e3aa17dcaecf816a5c536cfaca557c6903
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+c5d82ed7a4ad94a538bb87e5016e7d5ce0bd434b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c94fe2a81bbe0a1ec5c09de1dc0634a43e4903dd488c916bcc0020875746d322
[INFO] running `Command { std: "docker" "start" "-a" "c94fe2a81bbe0a1ec5c09de1dc0634a43e4903dd488c916bcc0020875746d322", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking writebytes v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "c94fe2a81bbe0a1ec5c09de1dc0634a43e4903dd488c916bcc0020875746d322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c94fe2a81bbe0a1ec5c09de1dc0634a43e4903dd488c916bcc0020875746d322", kill_on_drop: false }`
[INFO] [stdout] c94fe2a81bbe0a1ec5c09de1dc0634a43e4903dd488c916bcc0020875746d322