[INFO] fetching crate penguin-mux 0.8.4...
[INFO] checking penguin-mux-0.8.4 against 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0 for pr-158915-1
[INFO] extracting crate penguin-mux 0.8.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate penguin-mux 0.8.4
[INFO] finished tweaking crates.io crate penguin-mux 0.8.4
[INFO] tweaked toml for crates.io crate penguin-mux 0.8.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate penguin-mux 0.8.4 on toolchain 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate penguin-mux 0.8.4 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" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:82:1
[INFO] [stderr]    |
[INFO] [stderr] 82 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `penguin-mux` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking penguin-mux-0.8.4 against 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0 for pr-158915-1
[INFO] extracting crate penguin-mux 0.8.4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate penguin-mux 0.8.4
[INFO] finished tweaking crates.io crate penguin-mux 0.8.4
[INFO] tweaked toml for crates.io crate penguin-mux 0.8.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate penguin-mux 0.8.4 on toolchain 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate penguin-mux 0.8.4 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" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:82:1
[INFO] [stderr]    |
[INFO] [stderr] 82 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `penguin-mux` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 398793eede0dcc77d6137fc4cfeede1869a125c4fe214fd0878bf89185f50ee1
[INFO] running `Command { std: "docker" "start" "398793eede0dcc77d6137fc4cfeede1869a125c4fe214fd0878bf89185f50ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "398793eede0dcc77d6137fc4cfeede1869a125c4fe214fd0878bf89185f50ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "398793eede0dcc77d6137fc4cfeede1869a125c4fe214fd0878bf89185f50ee1" "/opt/rustwide/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "398793eede0dcc77d6137fc4cfeede1869a125c4fe214fd0878bf89185f50ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "398793eede0dcc77d6137fc4cfeede1869a125c4fe214fd0878bf89185f50ee1" "/opt/rustwide/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:82:1
[INFO] [stderr]    |
[INFO] [stderr] 82 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `penguin-mux` (manifest) generated 1 warning
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]     Checking regex-lite v0.1.9
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]     Checking rand v0.9.4
[INFO] [stderr]    Compiling divan-macros v0.1.21
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking rand v0.10.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]     Checking tungstenite v0.29.0
[INFO] [stderr]     Checking terminal_size v0.4.4
[INFO] [stderr]     Checking clap_builder v4.6.0
[INFO] [stderr]     Checking clap v4.6.1
[INFO] [stderr]     Checking divan v0.1.21
[INFO] [stderr]     Checking tokio-tungstenite v0.29.0
[INFO] [stderr]     Checking penguin-mux v0.8.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.93s
[INFO] running `Command { std: "docker" "inspect" "398793eede0dcc77d6137fc4cfeede1869a125c4fe214fd0878bf89185f50ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398793eede0dcc77d6137fc4cfeede1869a125c4fe214fd0878bf89185f50ee1", kill_on_drop: false }`
[INFO] [stdout] 398793eede0dcc77d6137fc4cfeede1869a125c4fe214fd0878bf89185f50ee1
