[INFO] fetching crate closure_attr 0.4.0...
[INFO] checking closure_attr-0.4.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-150727
[INFO] extracting crate closure_attr 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate closure_attr 0.4.0
[INFO] finished tweaking crates.io crate closure_attr 0.4.0
[INFO] tweaked toml for crates.io crate closure_attr 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate closure_attr 0.4.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded closure_attr_core v0.4.0
[INFO] [stderr]   Downloaded closure_attr_derive v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 356d0b80f21ff4dc785cb129b73a3239c3f5dde634f8b23aed581ca71e699cbd
[INFO] running `Command { std: "docker" "start" "-a" "356d0b80f21ff4dc785cb129b73a3239c3f5dde634f8b23aed581ca71e699cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "356d0b80f21ff4dc785cb129b73a3239c3f5dde634f8b23aed581ca71e699cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356d0b80f21ff4dc785cb129b73a3239c3f5dde634f8b23aed581ca71e699cbd", kill_on_drop: false }`
[INFO] [stdout] 356d0b80f21ff4dc785cb129b73a3239c3f5dde634f8b23aed581ca71e699cbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f509ee7398d0a4d14dba490afde7b67d7754a30a441826717f60278dfbc61aa
[INFO] running `Command { std: "docker" "start" "-a" "4f509ee7398d0a4d14dba490afde7b67d7754a30a441826717f60278dfbc61aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling closure_attr_core v0.4.0
[INFO] [stderr]    Compiling closure_attr_derive v0.4.0
[INFO] [stderr]     Checking closure_attr v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `Command { std: "docker" "inspect" "4f509ee7398d0a4d14dba490afde7b67d7754a30a441826717f60278dfbc61aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f509ee7398d0a4d14dba490afde7b67d7754a30a441826717f60278dfbc61aa", kill_on_drop: false }`
[INFO] [stdout] 4f509ee7398d0a4d14dba490afde7b67d7754a30a441826717f60278dfbc61aa
