[INFO] fetching crate undo_2 0.2.1...
[INFO] testing undo_2-0.2.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate undo_2 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate undo_2 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate undo_2 0.2.1
[INFO] tweaked toml for crates.io crate undo_2 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate undo_2 0.2.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a64c4fd699dfa0e35097ae3f87ab05b0dfde043a4ab28e16df70d0be98c5b579
[INFO] running `Command { std: "docker" "start" "-a" "a64c4fd699dfa0e35097ae3f87ab05b0dfde043a4ab28e16df70d0be98c5b579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a64c4fd699dfa0e35097ae3f87ab05b0dfde043a4ab28e16df70d0be98c5b579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a64c4fd699dfa0e35097ae3f87ab05b0dfde043a4ab28e16df70d0be98c5b579", kill_on_drop: false }`
[INFO] [stdout] a64c4fd699dfa0e35097ae3f87ab05b0dfde043a4ab28e16df70d0be98c5b579
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4f7ed32be1ef8ecf9b241b5a323e1fb59ff6320ad0a68dfd503d1f7337b5cc0
[INFO] running `Command { std: "docker" "start" "-a" "c4f7ed32be1ef8ecf9b241b5a323e1fb59ff6320ad0a68dfd503d1f7337b5cc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling undo_2 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "c4f7ed32be1ef8ecf9b241b5a323e1fb59ff6320ad0a68dfd503d1f7337b5cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4f7ed32be1ef8ecf9b241b5a323e1fb59ff6320ad0a68dfd503d1f7337b5cc0", kill_on_drop: false }`
[INFO] [stdout] c4f7ed32be1ef8ecf9b241b5a323e1fb59ff6320ad0a68dfd503d1f7337b5cc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d44c184651814dc5dc401f8f1f299bf925a7f458617e422a8b91e9aecfaa54b0
[INFO] running `Command { std: "docker" "start" "-a" "d44c184651814dc5dc401f8f1f299bf925a7f458617e422a8b91e9aecfaa54b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling undo_2 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "d44c184651814dc5dc401f8f1f299bf925a7f458617e422a8b91e9aecfaa54b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d44c184651814dc5dc401f8f1f299bf925a7f458617e422a8b91e9aecfaa54b0", kill_on_drop: false }`
[INFO] [stdout] d44c184651814dc5dc401f8f1f299bf925a7f458617e422a8b91e9aecfaa54b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a7a68fa2bc12f55ac49aff6a052834e760086e6d56c2006372cf88c3e4e9441c
[INFO] running `Command { std: "docker" "start" "-a" "a7a68fa2bc12f55ac49aff6a052834e760086e6d56c2006372cf88c3e4e9441c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/undo_2-8e15921da075f7f2)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/iter_realized.rs (/opt/rustwide/target/debug/deps/iter_realized-b3d021b171c7da90)
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::simplify ... 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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test iter_realized ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/merge.rs (/opt/rustwide/target/debug/deps/merge-95e719c67f7da401)
[INFO] [stdout] running 1 test
[INFO] [stdout] test merge ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running tests/redo.rs (/opt/rustwide/target/debug/deps/redo-f50114c4ac926e93)
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test redo ... ok
[INFO] [stdout] test redo_all ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/remove_undone.rs (/opt/rustwide/target/debug/deps/remove_undone-f5fe87d04ce76711)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test remove_undone ... 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]      Running tests/splice.rs (/opt/rustwide/target/debug/deps/splice-8edb608f4650f2fa)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test splice_with_undos ... ok
[INFO] [stdout] test splice_without_undos ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-592d26238577cbe9)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test application ... ok
[INFO] [stdout] test command_sequence ... ok
[INFO] [stdout] test serde ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/unbuild.rs (/opt/rustwide/target/debug/deps/unbuild-16d806e0a5997614)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/undo.rs (/opt/rustwide/target/debug/deps/undo-d0f0a4413651a3bb)
[INFO] [stdout] test unbuild ... 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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test undo ... 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 undo_2
[INFO] [stderr] warning: unexpected character `[`
[INFO] [stderr]    --> src/../README.md:1:1
[INFO] [stderr]     |
[INFO] [stderr]   1 | / # Undo done the right way!
[INFO] [stderr]   2 | |
[INFO] [stderr]   3 | | ## Introduction
[INFO] [stderr] ...   |
[INFO] [stderr] 253 | | [zaboople/klonk]:https://github.com/zaboople/klonk/blob/master/TheGURQ.md
[INFO] [stderr] 254 | |
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(rustdoc::invalid_codeblock_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/lib.rs - (line 179) ... ignored
[INFO] [stdout] test src/lib.rs - (line 65) ... ignored
[INFO] [stdout] test src/lib.rs - Commands<T>::keep_last (line 766) ... ok
[INFO] [stdout] test src/lib.rs - Commands (line 81) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::current_command_index (line 567) ... ok
[INFO] [stdout] test src/lib.rs - CommandItem (line 41) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::clear (line 666) ... ok
[INFO] [stdout] test src/lib.rs - (line 75) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::push (line 240) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::merge (line 973) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::is_undoing (line 531) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::redo_repeat (line 451) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::iter_realized (line 922) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::redo_all (line 494) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::splice (line 1041) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::remove_until (line 697) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::redo (line 423) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::remove_all_undone (line 1133) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::unbuild (line 372) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::remove_undone (line 1161) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::remove_first (line 832) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::undo (line 265) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::undo_repeat (line 312) ... ok
[INFO] [stdout] test src/lib.rs - Commands<T>::undo_or_redo_to_index (line 602) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 2.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a7a68fa2bc12f55ac49aff6a052834e760086e6d56c2006372cf88c3e4e9441c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7a68fa2bc12f55ac49aff6a052834e760086e6d56c2006372cf88c3e4e9441c", kill_on_drop: false }`
[INFO] [stdout] a7a68fa2bc12f55ac49aff6a052834e760086e6d56c2006372cf88c3e4e9441c