[INFO] fetching crate quither 0.7.0...
[INFO] testing quither-0.7.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate quither 0.7.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate quither 0.7.0
[INFO] finished tweaking crates.io crate quither 0.7.0
[INFO] tweaked toml for crates.io crate quither 0.7.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate quither 0.7.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate quither 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56152a27a768d27c0c0dafcd228a7a71a197deac8baec89d844dc0f866cac72f
[INFO] running `Command { std: "docker" "start" "-a" "56152a27a768d27c0c0dafcd228a7a71a197deac8baec89d844dc0f866cac72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56152a27a768d27c0c0dafcd228a7a71a197deac8baec89d844dc0f866cac72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56152a27a768d27c0c0dafcd228a7a71a197deac8baec89d844dc0f866cac72f", kill_on_drop: false }`
[INFO] [stdout] 56152a27a768d27c0c0dafcd228a7a71a197deac8baec89d844dc0f866cac72f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4bc4e8cabd9c6c55ed56b511b1ae011fdc499be16cbbc615771a39ac657b0a6
[INFO] running `Command { std: "docker" "start" "-a" "c4bc4e8cabd9c6c55ed56b511b1ae011fdc499be16cbbc615771a39ac657b0a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling replace_with v0.1.7
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling quither-proc-macros v0.2.0
[INFO] [stderr]    Compiling quither v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "c4bc4e8cabd9c6c55ed56b511b1ae011fdc499be16cbbc615771a39ac657b0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4bc4e8cabd9c6c55ed56b511b1ae011fdc499be16cbbc615771a39ac657b0a6", kill_on_drop: false }`
[INFO] [stdout] c4bc4e8cabd9c6c55ed56b511b1ae011fdc499be16cbbc615771a39ac657b0a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d14d25eb2251c5c99a6257fe0b0e469867dd384e3ff6a123ab1414e5fbeba74
[INFO] running `Command { std: "docker" "start" "-a" "4d14d25eb2251c5c99a6257fe0b0e469867dd384e3ff6a123ab1414e5fbeba74", kill_on_drop: false }`
[INFO] [stderr]    Compiling quither v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "4d14d25eb2251c5c99a6257fe0b0e469867dd384e3ff6a123ab1414e5fbeba74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d14d25eb2251c5c99a6257fe0b0e469867dd384e3ff6a123ab1414e5fbeba74", kill_on_drop: false }`
[INFO] [stdout] 4d14d25eb2251c5c99a6257fe0b0e469867dd384e3ff6a123ab1414e5fbeba74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b0b4b37530d31024518357b416bfad39669cba6778d37aec273b13164998c7db
[INFO] running `Command { std: "docker" "start" "-a" "b0b4b37530d31024518357b416bfad39669cba6778d37aec273b13164998c7db", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/quither-7fe8133bfcf7368e)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test iter::tests::test_chained_iterators ... ok
[INFO] [stdout] test iter::tests::test_either_iterators ... ok
[INFO] [stdout] test iter::tests::test_either_or_both_iterators ... ok
[INFO] [stdout] test iter::tests::test_both_iterators ... ok
[INFO] [stdout] test result::tests::test_transpose_iter_err ... ok
[INFO] [stdout] test result::tests::test_transpose_iter_ok ... ok
[INFO] [stdout] test result::tests::test_transpose_iter_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests quither
[INFO] [stdout] 
[INFO] [stdout] running 75 tests
[INFO] [stdout] test src/iter.rs - iter::Both<L,R>::into_iter_both (line 427) ... ok
[INFO] [stdout] test src/iter.rs - iter::Both<L,R>::into_iter_either (line 222) ... ok
[INFO] [stdout] test src/iter.rs - iter::Both<L,R>::iter_both (line 453) ... ok
[INFO] [stdout] test src/iter.rs - iter::Both<L,R>::iter_chained_mut (line 185) ... ok
[INFO] [stdout] test src/iter.rs - iter::Both<L,R>::into_iter_either_or_both (line 327) ... ok
[INFO] [stdout] test src/iter.rs - iter::Both<L,R>::iter_both_mut (line 486) ... ok
[INFO] [stdout] test src/iter.rs - iter::Both<L,R>::iter_either_mut (line 291) ... ok
[INFO] [stdout] test src/iter.rs - iter::Both<L,R>::iter_either (line 253) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R>::into_iter_either (line 222) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R>::into_iter_chained (line 118) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrBoth<L,R>::into_iter_both (line 427) ... ok
[INFO] [stdout] test src/iter.rs - iter::Both<L,R>::iter_chained (line 148) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrBoth<L,R>::into_iter_chained (line 118) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrBoth<L,R>::into_iter_either (line 222) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrBoth<L,R>::into_iter_either_or_both (line 327) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R>::iter_both_mut (line 486) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrBoth<L,R>::iter_both (line 453) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrBoth<L,R>::iter_chained (line 148) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrBoth<L,R>::iter_chained_mut (line 185) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrBoth<L,R>::iter_either_mut (line 291) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrBoth<L,R>::iter_either_or_both (line 356) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrBoth<L,R>::iter_either_or_both_mut (line 392) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrNeither<L,R>::into_iter_both (line 427) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrNeither<L,R>::into_iter_chained (line 118) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrNeither<L,R>::into_iter_either (line 222) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrNeither<L,R>::into_iter_either_or_both (line 327) ... ok
[INFO] [stdout] test src/iter.rs - iter::Both<L,R>::iter_either_or_both (line 356) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrBoth<L,R>::iter_either (line 253) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R>::into_iter_both (line 427) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R>::iter_both (line 453) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrNeither<L,R>::iter_both (line 453) ... ok
[INFO] [stdout] test src/iter.rs - iter::Both<L,R>::iter_either_or_both_mut (line 392) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrNeither<L,R>::iter_both_mut (line 486) ... ok
[INFO] [stdout] test src/iter.rs - iter::Both<L,R>::into_iter_chained (line 118) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R>::into_iter_either_or_both (line 327) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R>::iter_chained (line 148) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R>::iter_either_or_both (line 356) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrBoth<L,R>::iter_both_mut (line 486) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R> (line 527) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R>::iter_either (line 253) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R>::iter_either_or_both_mut (line 392) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R>::iter_chained_mut (line 185) ... ok
[INFO] [stdout] test src/iter.rs - iter::Either<L,R>::iter_either_mut (line 291) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrNeither<L,R>::iter_either (line 253) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrNeither<L,R>::iter_either_mut (line 291) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrNeither<L,R>::iter_either_or_both_mut (line 392) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrNeither<L,R>::iter_either_or_both (line 356) ... ok
[INFO] [stdout] test src/iter.rs - iter::NeitherOrBoth<L,R>::into_iter_both (line 427) ... ok
[INFO] [stdout] test src/iter.rs - iter::Quither<L,R>::into_iter_either (line 222) ... ok
[INFO] [stdout] test src/iter.rs - iter::NeitherOrBoth<L,R>::iter_either_mut (line 291) ... ok
[INFO] [stdout] test src/iter.rs - iter::NeitherOrBoth<L,R>::iter_either (line 253) ... ok
[INFO] [stdout] test src/iter.rs - iter::NeitherOrBoth<L,R>::iter_either_or_both (line 356) ... ok
[INFO] [stdout] test src/iter.rs - iter::Quither<L,R>::into_iter_chained (line 118) ... ok
[INFO] [stdout] test src/iter.rs - iter::Quither<L,R>::iter_both (line 453) ... ok
[INFO] [stdout] test src/iter.rs - iter::NeitherOrBoth<L,R>::iter_both (line 453) ... ok
[INFO] [stdout] test src/iter.rs - iter::Quither<L,R>::iter_chained (line 148) ... ok
[INFO] [stdout] test src/iter.rs - iter::Quither<L,R>::iter_chained_mut (line 185) ... ok
[INFO] [stdout] test src/iter.rs - iter::Quither<L,R>::iter_either (line 253) ... ok
[INFO] [stdout] test src/iter.rs - iter::NeitherOrBoth<L,R>::into_iter_either (line 222) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrNeither<L,R>::iter_chained_mut (line 185) ... ok
[INFO] [stdout] test src/iter.rs - iter::NeitherOrBoth<L,R>::into_iter_chained (line 118) ... ok
[INFO] [stdout] test src/iter.rs - iter::NeitherOrBoth<L,R>::iter_chained (line 148) ... ok
[INFO] [stdout] test src/iter.rs - iter::Quither<L,R>::iter_either_or_both (line 356) ... ok
[INFO] [stdout] test src/iter.rs - iter::Quither<L,R>::iter_both_mut (line 486) ... ok
[INFO] [stdout] test src/iter.rs - iter::Quither<L,R>::into_iter_either_or_both (line 327) ... ok
[INFO] [stdout] test src/iter.rs - iter::EitherOrNeither<L,R>::iter_chained (line 148) ... ok
[INFO] [stdout] test src/iter.rs - iter::NeitherOrBoth<L,R>::into_iter_either_or_both (line 327) ... ok
[INFO] [stdout] test src/iter.rs - iter::Quither<L,R>::iter_either_or_both_mut (line 392) ... ok
[INFO] [stdout] test src/result.rs - result::ResultExt::transpose_iter (line 55) ... ok
[INFO] [stdout] test src/iter.rs - iter::NeitherOrBoth<L,R>::iter_both_mut (line 486) ... ok
[INFO] [stdout] test src/iter.rs - iter::Quither<L,R>::iter_either_mut (line 291) ... ok
[INFO] [stdout] test src/result.rs - result::ResultExt (line 30) ... ok
[INFO] [stdout] test src/iter.rs - iter::Quither<L,R>::into_iter_both (line 427) ... ok
[INFO] [stdout] test src/iter.rs - iter::NeitherOrBoth<L,R>::iter_chained_mut (line 185) ... ok
[INFO] [stdout] test src/iter.rs - iter::NeitherOrBoth<L,R>::iter_either_or_both_mut (line 392) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 75 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.39s; merged doctests compilation took 1.15s
[INFO] running `Command { std: "docker" "inspect" "b0b4b37530d31024518357b416bfad39669cba6778d37aec273b13164998c7db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0b4b37530d31024518357b416bfad39669cba6778d37aec273b13164998c7db", kill_on_drop: false }`
[INFO] [stdout] b0b4b37530d31024518357b416bfad39669cba6778d37aec273b13164998c7db
