[INFO] fetching crate derive-io 0.5.0...
[INFO] checking derive-io-0.5.0 against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] extracting crate derive-io 0.5.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate derive-io 0.5.0
[INFO] finished tweaking crates.io crate derive-io 0.5.0
[INFO] tweaked toml for crates.io crate derive-io 0.5.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate derive-io 0.5.0 on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate derive-io 0.5.0 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" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive-io-macros v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 704c94bd660f2b1c21ee2bc023623d09030c8e8bca8d9207a6a2775b60993c19
[INFO] running `Command { std: "docker" "start" "-a" "704c94bd660f2b1c21ee2bc023623d09030c8e8bca8d9207a6a2775b60993c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "704c94bd660f2b1c21ee2bc023623d09030c8e8bca8d9207a6a2775b60993c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "704c94bd660f2b1c21ee2bc023623d09030c8e8bca8d9207a6a2775b60993c19", kill_on_drop: false }`
[INFO] [stdout] 704c94bd660f2b1c21ee2bc023623d09030c8e8bca8d9207a6a2775b60993c19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21d90cf13795faa317d04099b551f818ad21883d48569ddb2ca982cd99580b63
[INFO] running `Command { std: "docker" "start" "-a" "21d90cf13795faa317d04099b551f818ad21883d48569ddb2ca982cd99580b63", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling derive-io-macros v0.5.0
[INFO] [stderr]     Checking derive-io v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "21d90cf13795faa317d04099b551f818ad21883d48569ddb2ca982cd99580b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21d90cf13795faa317d04099b551f818ad21883d48569ddb2ca982cd99580b63", kill_on_drop: false }`
[INFO] [stdout] 21d90cf13795faa317d04099b551f818ad21883d48569ddb2ca982cd99580b63