[INFO] fetching crate polyform 0.0.0...
[INFO] testing polyform-0.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate polyform 0.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate polyform 0.0.0
[INFO] finished tweaking crates.io crate polyform 0.0.0
[INFO] tweaked toml for crates.io crate polyform 0.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polyform 0.0.0 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] 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] 23363e8e2b878f39bea6b3ea1a1bf5cbf8a9d60f22df94cde12b45086d43ba1e
[INFO] running `Command { std: "docker" "start" "-a" "23363e8e2b878f39bea6b3ea1a1bf5cbf8a9d60f22df94cde12b45086d43ba1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23363e8e2b878f39bea6b3ea1a1bf5cbf8a9d60f22df94cde12b45086d43ba1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23363e8e2b878f39bea6b3ea1a1bf5cbf8a9d60f22df94cde12b45086d43ba1e", kill_on_drop: false }`
[INFO] [stdout] 23363e8e2b878f39bea6b3ea1a1bf5cbf8a9d60f22df94cde12b45086d43ba1e
[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] 2d9720e970046cc57b29887146e8328840d3c5e8fc3e41f10e78f834ad37490d
[INFO] running `Command { std: "docker" "start" "-a" "2d9720e970046cc57b29887146e8328840d3c5e8fc3e41f10e78f834ad37490d", kill_on_drop: false }`
[INFO] [stderr]    Compiling polyform v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "2d9720e970046cc57b29887146e8328840d3c5e8fc3e41f10e78f834ad37490d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d9720e970046cc57b29887146e8328840d3c5e8fc3e41f10e78f834ad37490d", kill_on_drop: false }`
[INFO] [stdout] 2d9720e970046cc57b29887146e8328840d3c5e8fc3e41f10e78f834ad37490d
[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] 32339c9fcef1a84f5d31ad66febcf751305164ad206ffeb9245b555b0a07700f
[INFO] running `Command { std: "docker" "start" "-a" "32339c9fcef1a84f5d31ad66febcf751305164ad206ffeb9245b555b0a07700f", kill_on_drop: false }`
[INFO] [stderr]    Compiling polyform v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "32339c9fcef1a84f5d31ad66febcf751305164ad206ffeb9245b555b0a07700f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32339c9fcef1a84f5d31ad66febcf751305164ad206ffeb9245b555b0a07700f", kill_on_drop: false }`
[INFO] [stdout] 32339c9fcef1a84f5d31ad66febcf751305164ad206ffeb9245b555b0a07700f
[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] 8ebb5813a0f44da08a52c2ed66330326d300d5d7ccb56d22558d2d4a3ad70817
[INFO] running `Command { std: "docker" "start" "-a" "8ebb5813a0f44da08a52c2ed66330326d300d5d7ccb56d22558d2d4a3ad70817", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polyform-35d086ef6a30a221)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests polyform
[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" "8ebb5813a0f44da08a52c2ed66330326d300d5d7ccb56d22558d2d4a3ad70817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ebb5813a0f44da08a52c2ed66330326d300d5d7ccb56d22558d2d4a3ad70817", kill_on_drop: false }`
[INFO] [stdout] 8ebb5813a0f44da08a52c2ed66330326d300d5d7ccb56d22558d2d4a3ad70817