[INFO] fetching crate precord-core 0.7.14-20250423...
[INFO] checking precord-core-0.7.14-20250423 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate precord-core 0.7.14-20250423 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate precord-core 0.7.14-20250423
[INFO] finished tweaking crates.io crate precord-core 0.7.14-20250423
[INFO] tweaked toml for crates.io crate precord-core 0.7.14-20250423 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate precord-core 0.7.14-20250423 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate precord-core 0.7.14-20250423 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08579e0599d849b8cf8d9fb57c637acb1daeffad2348bede4053026b25f7a695
[INFO] running `Command { std: "docker" "start" "-a" "08579e0599d849b8cf8d9fb57c637acb1daeffad2348bede4053026b25f7a695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08579e0599d849b8cf8d9fb57c637acb1daeffad2348bede4053026b25f7a695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08579e0599d849b8cf8d9fb57c637acb1daeffad2348bede4053026b25f7a695", kill_on_drop: false }`
[INFO] [stdout] 08579e0599d849b8cf8d9fb57c637acb1daeffad2348bede4053026b25f7a695
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f675ca5452c66387b6f09650a8e9a61046c222f03b24e193f250a21e10aecbd
[INFO] running `Command { std: "docker" "start" "-a" "6f675ca5452c66387b6f09650a8e9a61046c222f03b24e193f250a21e10aecbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling syn v2.0.91
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]     Checking sysinfo v0.30.13
[INFO] [stderr]     Checking precord-core v0.7.14-20250423 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pids`
[INFO] [stdout]   --> src/system.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pids: T,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_pids`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `features` is never read
[INFO] [stdout]   --> src/system.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct System {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     features: Features,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pids`
[INFO] [stdout]   --> src/system.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pids: T,
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_pids`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `features` is never read
[INFO] [stdout]   --> src/system.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct System {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     features: Features,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.99s
[INFO] running `Command { std: "docker" "inspect" "6f675ca5452c66387b6f09650a8e9a61046c222f03b24e193f250a21e10aecbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f675ca5452c66387b6f09650a8e9a61046c222f03b24e193f250a21e10aecbd", kill_on_drop: false }`
[INFO] [stdout] 6f675ca5452c66387b6f09650a8e9a61046c222f03b24e193f250a21e10aecbd