[INFO] fetching crate proc_micro 0.1.0...
[INFO] checking proc_micro-0.1.0 against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287
[INFO] extracting crate proc_micro 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate proc_micro 0.1.0 on toolchain 40daf23eeb711dadf140b2536e67e3ff4c999196
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proc_micro 0.1.0
[INFO] finished tweaking crates.io crate proc_micro 0.1.0
[INFO] tweaked toml for crates.io crate proc_micro 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate proc_micro 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f463071e551299c22c03a7c77b0342b95d2dd2b8f9788c678922c36246f58266
[INFO] running `Command { std: "docker" "start" "-a" "f463071e551299c22c03a7c77b0342b95d2dd2b8f9788c678922c36246f58266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f463071e551299c22c03a7c77b0342b95d2dd2b8f9788c678922c36246f58266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f463071e551299c22c03a7c77b0342b95d2dd2b8f9788c678922c36246f58266", kill_on_drop: false }`
[INFO] [stdout] f463071e551299c22c03a7c77b0342b95d2dd2b8f9788c678922c36246f58266
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9b9b3accd7f600e365af3422ab1459fa62755b979111f6e3d200e8d5e17013f
[INFO] running `Command { std: "docker" "start" "-a" "a9b9b3accd7f600e365af3422ab1459fa62755b979111f6e3d200e8d5e17013f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.100
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]     Checking strum v0.27.1
[INFO] [stderr]     Checking proc_micro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "a9b9b3accd7f600e365af3422ab1459fa62755b979111f6e3d200e8d5e17013f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9b9b3accd7f600e365af3422ab1459fa62755b979111f6e3d200e8d5e17013f", kill_on_drop: false }`
[INFO] [stdout] a9b9b3accd7f600e365af3422ab1459fa62755b979111f6e3d200e8d5e17013f