[INFO] fetching crate penguin-mux 0.8.2...
[INFO] checking penguin-mux-0.8.2 against master#f8463896a9b36a04899c013bd8825a7fd29dd7a4 for pr-151920
[INFO] extracting crate penguin-mux 0.8.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate penguin-mux 0.8.2
[INFO] finished tweaking crates.io crate penguin-mux 0.8.2
[INFO] tweaked toml for crates.io crate penguin-mux 0.8.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate penguin-mux 0.8.2 on toolchain f8463896a9b36a04899c013bd8825a7fd29dd7a4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate penguin-mux 0.8.2 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" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded terminal_size v0.4.3
[INFO] [stderr]   Downloaded divan-macros v0.1.21
[INFO] [stderr]   Downloaded condtype v1.3.0
[INFO] [stderr]   Downloaded tungstenite v0.28.0
[INFO] [stderr]   Downloaded clap v4.5.51
[INFO] [stderr]   Downloaded generator v0.8.7
[INFO] [stderr]   Downloaded tokio-tungstenite v0.28.0
[INFO] [stderr]   Downloaded clap_builder v4.5.51
[INFO] [stderr]   Downloaded divan v0.1.21
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfa81930e1caf2b9686e1467b9b78e2aa455bc0b6a744174ab39cc9650bd9880
[INFO] running `Command { std: "docker" "start" "-a" "bfa81930e1caf2b9686e1467b9b78e2aa455bc0b6a744174ab39cc9650bd9880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfa81930e1caf2b9686e1467b9b78e2aa455bc0b6a744174ab39cc9650bd9880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfa81930e1caf2b9686e1467b9b78e2aa455bc0b6a744174ab39cc9650bd9880", kill_on_drop: false }`
[INFO] [stdout] bfa81930e1caf2b9686e1467b9b78e2aa455bc0b6a744174ab39cc9650bd9880
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e289336f1904dbef848b41ad721ab2255493d106e26c7a137a61453e0379122
[INFO] running `Command { std: "docker" "start" "-a" "4e289336f1904dbef848b41ad721ab2255493d106e26c7a137a61453e0379122", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking regex-lite v0.1.8
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking condtype v1.3.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking terminal_size v0.4.3
[INFO] [stderr]     Checking clap_builder v4.5.51
[INFO] [stderr]     Checking clap v4.5.51
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling divan-macros v0.1.21
[INFO] [stderr]     Checking divan v0.1.21
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking tungstenite v0.28.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.20
[INFO] [stderr]     Checking tokio-tungstenite v0.28.0
[INFO] [stderr]     Checking penguin-mux v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.90s
[INFO] running `Command { std: "docker" "inspect" "4e289336f1904dbef848b41ad721ab2255493d106e26c7a137a61453e0379122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e289336f1904dbef848b41ad721ab2255493d106e26c7a137a61453e0379122", kill_on_drop: false }`
[INFO] [stdout] 4e289336f1904dbef848b41ad721ab2255493d106e26c7a137a61453e0379122