[INFO] fetching crate supports-color 3.0.2...
[INFO] testing supports-color-3.0.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate supports-color 3.0.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate supports-color 3.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate supports-color 3.0.2
[INFO] tweaked toml for crates.io crate supports-color 3.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate supports-color 3.0.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--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]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58a5bb4ff6fa6ebf4102720feac5a6e33ee7de1016c606e3618d043dd3fe60ac
[INFO] running `Command { std: "docker" "start" "-a" "58a5bb4ff6fa6ebf4102720feac5a6e33ee7de1016c606e3618d043dd3fe60ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58a5bb4ff6fa6ebf4102720feac5a6e33ee7de1016c606e3618d043dd3fe60ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58a5bb4ff6fa6ebf4102720feac5a6e33ee7de1016c606e3618d043dd3fe60ac", kill_on_drop: false }`
[INFO] [stdout] 58a5bb4ff6fa6ebf4102720feac5a6e33ee7de1016c606e3618d043dd3fe60ac
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f68e1a86736c73ceac9e7fb7f342367f9f81818fd437e9603891fde5fdf82ce
[INFO] running `Command { std: "docker" "start" "-a" "3f68e1a86736c73ceac9e7fb7f342367f9f81818fd437e9603891fde5fdf82ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling is_ci v1.2.0
[INFO] [stderr]    Compiling supports-color v3.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "3f68e1a86736c73ceac9e7fb7f342367f9f81818fd437e9603891fde5fdf82ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f68e1a86736c73ceac9e7fb7f342367f9f81818fd437e9603891fde5fdf82ce", kill_on_drop: false }`
[INFO] [stdout] 3f68e1a86736c73ceac9e7fb7f342367f9f81818fd437e9603891fde5fdf82ce
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9737a4f45356781eb304d5762226a39aaf3c0df7f74d13910e2eac4ef16b6ade
[INFO] running `Command { std: "docker" "start" "-a" "9737a4f45356781eb304d5762226a39aaf3c0df7f74d13910e2eac4ef16b6ade", kill_on_drop: false }`
[INFO] [stderr]    Compiling supports-color v3.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "9737a4f45356781eb304d5762226a39aaf3c0df7f74d13910e2eac4ef16b6ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9737a4f45356781eb304d5762226a39aaf3c0df7f74d13910e2eac4ef16b6ade", kill_on_drop: false }`
[INFO] [stdout] 9737a4f45356781eb304d5762226a39aaf3c0df7f74d13910e2eac4ef16b6ade
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 350cd6ab28b4cc84932ba8f8e93037c39cd380cde09cf43c905f7f8ec452cbff
[INFO] running `Command { std: "docker" "start" "-a" "350cd6ab28b4cc84932ba8f8e93037c39cd380cde09cf43c905f7f8ec452cbff", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/supports_color-7ca45078a5f22ce4)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_clicolor_ansi ... ok
[INFO] [stdout] test tests::test_empty_env ... ok
[INFO] [stdout] test tests::test_on_cached ... ok
[INFO] [stdout] test tests::test_clicolor_force_ansi ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cached.rs (/opt/rustwide/target/debug/deps/cached-04dc61934454a881)
[INFO] [stdout] running 1 test
[INFO] [stdout] test cached_multithreaded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests supports_color
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "350cd6ab28b4cc84932ba8f8e93037c39cd380cde09cf43c905f7f8ec452cbff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "350cd6ab28b4cc84932ba8f8e93037c39cd380cde09cf43c905f7f8ec452cbff", kill_on_drop: false }`
[INFO] [stdout] 350cd6ab28b4cc84932ba8f8e93037c39cd380cde09cf43c905f7f8ec452cbff