[INFO] fetching crate colonbuilder 0.1.6...
[INFO] testing colonbuilder-0.1.6 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate colonbuilder 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate colonbuilder 0.1.6
[INFO] finished tweaking crates.io crate colonbuilder 0.1.6
[INFO] tweaked toml for crates.io crate colonbuilder 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate colonbuilder 0.1.6 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]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[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] 4c53af804c0116adf7fa0ca3a45bcbc5b4504c372cfe5a6b5ef070b9aa5d1e91
[INFO] running `Command { std: "docker" "start" "-a" "4c53af804c0116adf7fa0ca3a45bcbc5b4504c372cfe5a6b5ef070b9aa5d1e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c53af804c0116adf7fa0ca3a45bcbc5b4504c372cfe5a6b5ef070b9aa5d1e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c53af804c0116adf7fa0ca3a45bcbc5b4504c372cfe5a6b5ef070b9aa5d1e91", kill_on_drop: false }`
[INFO] [stdout] 4c53af804c0116adf7fa0ca3a45bcbc5b4504c372cfe5a6b5ef070b9aa5d1e91
[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] 8e5c3c0ff02dffacef7ca51238f738c6a25af211524646fcc8755404112f07e6
[INFO] running `Command { std: "docker" "start" "-a" "8e5c3c0ff02dffacef7ca51238f738c6a25af211524646fcc8755404112f07e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling colonbuilder v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.25s
[INFO] running `Command { std: "docker" "inspect" "8e5c3c0ff02dffacef7ca51238f738c6a25af211524646fcc8755404112f07e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e5c3c0ff02dffacef7ca51238f738c6a25af211524646fcc8755404112f07e6", kill_on_drop: false }`
[INFO] [stdout] 8e5c3c0ff02dffacef7ca51238f738c6a25af211524646fcc8755404112f07e6
[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] 85d91d07bbace2b100573ddaee8e7003f29a2de65d69570d5251b735236e8c65
[INFO] running `Command { std: "docker" "start" "-a" "85d91d07bbace2b100573ddaee8e7003f29a2de65d69570d5251b735236e8c65", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling colonbuilder v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `books` and `work` are never read
[INFO] [stdout]   --> tests/test_builder.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Person {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 22 |     books: Option<Vec<String>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 23 |     work: Option<String>,
[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 16.97s
[INFO] running `Command { std: "docker" "inspect" "85d91d07bbace2b100573ddaee8e7003f29a2de65d69570d5251b735236e8c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85d91d07bbace2b100573ddaee8e7003f29a2de65d69570d5251b735236e8c65", kill_on_drop: false }`
[INFO] [stdout] 85d91d07bbace2b100573ddaee8e7003f29a2de65d69570d5251b735236e8c65
[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] 0a48b1a658f337659cdd219c6f7d9985a5e0b8b744e50501668e2c5f309d8221
[INFO] running `Command { std: "docker" "start" "-a" "0a48b1a658f337659cdd219c6f7d9985a5e0b8b744e50501668e2c5f309d8221", kill_on_drop: false }`
[INFO] [stderr] warning: fields `books` and `work` are never read
[INFO] [stderr]   --> tests/test_builder.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct Person {
[INFO] [stderr]    |        ------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 22 |     books: Option<Vec<String>>,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 23 |     work: Option<String>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `colonbuilder` (test "test_builder") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/colonbuilder-38c6dd70af468479)
[INFO] [stderr]      Running tests/test_builder.rs (/opt/rustwide/target/debug/deps/test_builder-b074f77eeb58149d)
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests colonbuilder
[INFO] [stdout] test test_abbr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[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" "0a48b1a658f337659cdd219c6f7d9985a5e0b8b744e50501668e2c5f309d8221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a48b1a658f337659cdd219c6f7d9985a5e0b8b744e50501668e2c5f309d8221", kill_on_drop: false }`
[INFO] [stdout] 0a48b1a658f337659cdd219c6f7d9985a5e0b8b744e50501668e2c5f309d8221
