[INFO] fetching crate io-mux 2.2.0...
[INFO] checking io-mux-2.2.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate io-mux 2.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate io-mux 2.2.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate io-mux 2.2.0
[INFO] finished tweaking crates.io crate io-mux 2.2.0
[INFO] tweaked toml for crates.io crate io-mux 2.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-process v2.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da80a8900dfddb91caac27f8bc594da29cdaf3c7f17c833756cdf7e122693cb6
[INFO] running `Command { std: "docker" "start" "-a" "da80a8900dfddb91caac27f8bc594da29cdaf3c7f17c833756cdf7e122693cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da80a8900dfddb91caac27f8bc594da29cdaf3c7f17c833756cdf7e122693cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da80a8900dfddb91caac27f8bc594da29cdaf3c7f17c833756cdf7e122693cb6", kill_on_drop: false }`
[INFO] [stdout] da80a8900dfddb91caac27f8bc594da29cdaf3c7f17c833756cdf7e122693cb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac0904cdeeb70b48cf232129c0e48d22356c1ede4e03fd598aaf80cb8c71f98f
[INFO] running `Command { std: "docker" "start" "-a" "ac0904cdeeb70b48cf232129c0e48d22356c1ede4e03fd598aaf80cb8c71f98f", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling rustix v0.38.35
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]     Checking polling v3.7.3
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]     Checking io-mux v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking async-io v2.3.4
[INFO] [stderr]     Checking async-signal v0.2.10
[INFO] [stderr]     Checking async-process v2.2.4
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "ac0904cdeeb70b48cf232129c0e48d22356c1ede4e03fd598aaf80cb8c71f98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0904cdeeb70b48cf232129c0e48d22356c1ede4e03fd598aaf80cb8c71f98f", kill_on_drop: false }`
[INFO] [stdout] ac0904cdeeb70b48cf232129c0e48d22356c1ede4e03fd598aaf80cb8c71f98f