[INFO] fetching crate collections-more 0.1.4...
[INFO] checking collections-more-0.1.4 against try#f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 for pr-139419
[INFO] extracting crate collections-more 0.1.4 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate collections-more 0.1.4 on toolchain f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate collections-more 0.1.4
[INFO] finished tweaking crates.io crate collections-more 0.1.4
[INFO] tweaked toml for crates.io crate collections-more 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 collections-more-0.1.4 against try#f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 for pr-139419
[INFO] extracting crate collections-more 0.1.4 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate collections-more 0.1.4 on toolchain f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate collections-more 0.1.4
[INFO] finished tweaking crates.io crate collections-more 0.1.4
[INFO] tweaked toml for crates.io crate collections-more 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 collections-more-0.1.4 against try#f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208 for pr-139419
[INFO] extracting crate collections-more 0.1.4 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate collections-more 0.1.4 on toolchain f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate collections-more 0.1.4
[INFO] finished tweaking crates.io crate collections-more 0.1.4
[INFO] tweaked toml for crates.io crate collections-more 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bd4ebe013a5459584f69243c90acd3f41187c56df239ad63e5520924afee7ca
[INFO] running `Command { std: "docker" "start" "-a" "2bd4ebe013a5459584f69243c90acd3f41187c56df239ad63e5520924afee7ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bd4ebe013a5459584f69243c90acd3f41187c56df239ad63e5520924afee7ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bd4ebe013a5459584f69243c90acd3f41187c56df239ad63e5520924afee7ca", kill_on_drop: false }`
[INFO] [stdout] 2bd4ebe013a5459584f69243c90acd3f41187c56df239ad63e5520924afee7ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f45c1ab62d4de6b63f69b4daa9d1f0b90c38a208" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 117387e755e67d36a7ff2433f1f34b3aa25371d666c8ad0418effd8b6b9073eb
[INFO] running `Command { std: "docker" "start" "-a" "117387e755e67d36a7ff2433f1f34b3aa25371d666c8ad0418effd8b6b9073eb", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking collections-more v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Collection` is never used
[INFO] [stdout]  --> src/queue/mod.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Collection {
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Queue` is never used
[INFO] [stdout]  --> src/queue/mod.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait Queue {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Queuable` is never used
[INFO] [stdout]   --> src/queue/mod.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | trait Queuable {
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Collection` is never used
[INFO] [stdout]  --> src/queue/mod.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | trait Collection {
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Queue` is never used
[INFO] [stdout]  --> src/queue/mod.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait Queue {
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Queuable` is never used
[INFO] [stdout]   --> src/queue/mod.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | trait Queuable {
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "117387e755e67d36a7ff2433f1f34b3aa25371d666c8ad0418effd8b6b9073eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "117387e755e67d36a7ff2433f1f34b3aa25371d666c8ad0418effd8b6b9073eb", kill_on_drop: false }`
[INFO] [stdout] 117387e755e67d36a7ff2433f1f34b3aa25371d666c8ad0418effd8b6b9073eb