[INFO] fetching crate simple-undo 0.1.1...
[INFO] testing simple-undo-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate simple-undo 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate simple-undo 0.1.1
[INFO] finished tweaking crates.io crate simple-undo 0.1.1
[INFO] tweaked toml for crates.io crate simple-undo 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple-undo 0.1.1 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] 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1c286b62116ac4f19fa2dfbb4b912b2ea6ae589ead9aeb50badd081f164df0f5
[INFO] running `Command { std: "docker" "start" "-a" "1c286b62116ac4f19fa2dfbb4b912b2ea6ae589ead9aeb50badd081f164df0f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c286b62116ac4f19fa2dfbb4b912b2ea6ae589ead9aeb50badd081f164df0f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c286b62116ac4f19fa2dfbb4b912b2ea6ae589ead9aeb50badd081f164df0f5", kill_on_drop: false }`
[INFO] [stdout] 1c286b62116ac4f19fa2dfbb4b912b2ea6ae589ead9aeb50badd081f164df0f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b01c1c8fe2f8103a0f05a4513baf16332220c6a2f19c74373c471ca36f7dbd2a
[INFO] running `Command { std: "docker" "start" "-a" "b01c1c8fe2f8103a0f05a4513baf16332220c6a2f19c74373c471ca36f7dbd2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-undo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "b01c1c8fe2f8103a0f05a4513baf16332220c6a2f19c74373c471ca36f7dbd2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b01c1c8fe2f8103a0f05a4513baf16332220c6a2f19c74373c471ca36f7dbd2a", kill_on_drop: false }`
[INFO] [stdout] b01c1c8fe2f8103a0f05a4513baf16332220c6a2f19c74373c471ca36f7dbd2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b23e7cca1019dddfa2272393e8672474c70931c8f35896c6921dd7bd60fded77
[INFO] running `Command { std: "docker" "start" "-a" "b23e7cca1019dddfa2272393e8672474c70931c8f35896c6921dd7bd60fded77", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-undo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "b23e7cca1019dddfa2272393e8672474c70931c8f35896c6921dd7bd60fded77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b23e7cca1019dddfa2272393e8672474c70931c8f35896c6921dd7bd60fded77", kill_on_drop: false }`
[INFO] [stdout] b23e7cca1019dddfa2272393e8672474c70931c8f35896c6921dd7bd60fded77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 04f3fe434e03c7d0cc7d51f77ba620a5e7fc85c1a770132481de80b232e824dd
[INFO] running `Command { std: "docker" "start" "-a" "04f3fe434e03c7d0cc7d51f77ba620a5e7fc85c1a770132481de80b232e824dd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_undo-209afb5e5572d9a3)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::it_does_nothing_on_too_many_undo_or_redo ... ok
[INFO] [stdout] test tests::it_unwraps_the_inner_value ... ok
[INFO] [stdout] test tests::it_works_with_string ... ok
[INFO] [stdout] test tests::it_works_with_capturing_closures ... ok
[INFO] [stdout] test tests::it_discards_previous_updates_when_updating_after_an_undo ... ok
[INFO] [stdout] test tests::it_can_undo_and_redo_updates ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple_undo
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Undo<'state,TState>::update (line 59) ... ok
[INFO] [stdout] test src/lib.rs - Undo<'state,TState>::new (line 24) ... ok
[INFO] [stdout] test src/lib.rs - Undo<'state,TState>::unwrap (line 41) ... ok
[INFO] [stdout] test src/lib.rs - Undo<'state,TState>::undo (line 80) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - Undo<'state,TState>::redo (line 109) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "04f3fe434e03c7d0cc7d51f77ba620a5e7fc85c1a770132481de80b232e824dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04f3fe434e03c7d0cc7d51f77ba620a5e7fc85c1a770132481de80b232e824dd", kill_on_drop: false }`
[INFO] [stdout] 04f3fe434e03c7d0cc7d51f77ba620a5e7fc85c1a770132481de80b232e824dd