[INFO] fetching crate rustch 1.0.0...
[INFO] testing rustch-1.0.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rustch 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rustch 1.0.0
[INFO] finished tweaking crates.io crate rustch 1.0.0
[INFO] tweaked toml for crates.io crate rustch 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustch 1.0.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustch 1.0.0 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03a283cd4699093ff6b3911a4e97d3b58899ab48cf80412efe6df3c98f91e9a7
[INFO] running `Command { std: "docker" "start" "-a" "03a283cd4699093ff6b3911a4e97d3b58899ab48cf80412efe6df3c98f91e9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03a283cd4699093ff6b3911a4e97d3b58899ab48cf80412efe6df3c98f91e9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03a283cd4699093ff6b3911a4e97d3b58899ab48cf80412efe6df3c98f91e9a7", kill_on_drop: false }`
[INFO] [stdout] 03a283cd4699093ff6b3911a4e97d3b58899ab48cf80412efe6df3c98f91e9a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbfa81872615f26936565463f053dcbb47f862dbc9331c2faf5b0c4c2a69fcfb
[INFO] running `Command { std: "docker" "start" "-a" "fbfa81872615f26936565463f053dcbb47f862dbc9331c2faf5b0c4c2a69fcfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling clap_builder v4.5.39
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling sysinfo v0.29.11
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling clap v4.5.39
[INFO] [stderr]    Compiling rustch v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/system.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `accent` is never read
[INFO] [stdout]  --> src/colors.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ThemeColors {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     pub accent: Color,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.93s
[INFO] running `Command { std: "docker" "inspect" "fbfa81872615f26936565463f053dcbb47f862dbc9331c2faf5b0c4c2a69fcfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbfa81872615f26936565463f053dcbb47f862dbc9331c2faf5b0c4c2a69fcfb", kill_on_drop: false }`
[INFO] [stdout] fbfa81872615f26936565463f053dcbb47f862dbc9331c2faf5b0c4c2a69fcfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a7b3a4068443365f6c51b6a8a7bdeab3d2aaa41af393b14e0a45109192fc5ae
[INFO] running `Command { std: "docker" "start" "-a" "7a7b3a4068443365f6c51b6a8a7bdeab3d2aaa41af393b14e0a45109192fc5ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustch v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/system.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `accent` is never read
[INFO] [stdout]  --> src/colors.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct ThemeColors {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     pub accent: Color,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "7a7b3a4068443365f6c51b6a8a7bdeab3d2aaa41af393b14e0a45109192fc5ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7b3a4068443365f6c51b6a8a7bdeab3d2aaa41af393b14e0a45109192fc5ae", kill_on_drop: false }`
[INFO] [stdout] 7a7b3a4068443365f6c51b6a8a7bdeab3d2aaa41af393b14e0a45109192fc5ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dcc3fe82ee59df99de0cc395c8b0e6d86d58ac0b95437f1bf46ec849a9166f1e
[INFO] running `Command { std: "docker" "start" "-a" "dcc3fe82ee59df99de0cc395c8b0e6d86d58ac0b95437f1bf46ec849a9166f1e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/system.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `accent` is never read
[INFO] [stderr]  --> src/colors.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct ThemeColors {
[INFO] [stderr]   |            ----------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 7 |     pub accent: Color,
[INFO] [stderr]   |         ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rustch` (bin "rustch" test) generated 2 warnings (run `cargo fix --bin "rustch" -p rustch --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustch-bd6ce873ad14c5dc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dcc3fe82ee59df99de0cc395c8b0e6d86d58ac0b95437f1bf46ec849a9166f1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcc3fe82ee59df99de0cc395c8b0e6d86d58ac0b95437f1bf46ec849a9166f1e", kill_on_drop: false }`
[INFO] [stdout] dcc3fe82ee59df99de0cc395c8b0e6d86d58ac0b95437f1bf46ec849a9166f1e