[INFO] fetching crate serio 0.2.1...
[INFO] checking serio-0.2.1 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate serio 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate serio 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate serio 0.2.1
[INFO] tweaked toml for crates.io crate serio 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serio 0.2.1 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serio 0.2.1 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b9fd77f80f397cf09a73dfa4dead2c427fb81c3e9ad8b9df1ed35b0b9b55a17
[INFO] running `Command { std: "docker" "start" "-a" "2b9fd77f80f397cf09a73dfa4dead2c427fb81c3e9ad8b9df1ed35b0b9b55a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b9fd77f80f397cf09a73dfa4dead2c427fb81c3e9ad8b9df1ed35b0b9b55a17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b9fd77f80f397cf09a73dfa4dead2c427fb81c3e9ad8b9df1ed35b0b9b55a17", kill_on_drop: false }`
[INFO] [stdout] 2b9fd77f80f397cf09a73dfa4dead2c427fb81c3e9ad8b9df1ed35b0b9b55a17
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6995753b1510ad59f727c368f27b28a1d93bece22ed8e03bd3d322a18c9b21a4
[INFO] running `Command { std: "docker" "start" "-a" "6995753b1510ad59f727c368f27b28a1d93bece22ed8e03bd3d322a18c9b21a4", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking tokio v1.45.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serio v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.16s
[INFO] running `Command { std: "docker" "inspect" "6995753b1510ad59f727c368f27b28a1d93bece22ed8e03bd3d322a18c9b21a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6995753b1510ad59f727c368f27b28a1d93bece22ed8e03bd3d322a18c9b21a4", kill_on_drop: false }`
[INFO] [stdout] 6995753b1510ad59f727c368f27b28a1d93bece22ed8e03bd3d322a18c9b21a4