[INFO] fetching crate singlevec 1.8.0...
[INFO] testing singlevec-1.8.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate singlevec 1.8.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate singlevec 1.8.0
[INFO] finished tweaking crates.io crate singlevec 1.8.0
[INFO] tweaked toml for crates.io crate singlevec 1.8.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate singlevec 1.8.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate singlevec 1.8.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 751a1d6ef28798e96bc52ddea6970cd3e66ea6c32f0f149b0796e98ca32d6d83
[INFO] running `Command { std: "docker" "start" "-a" "751a1d6ef28798e96bc52ddea6970cd3e66ea6c32f0f149b0796e98ca32d6d83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "751a1d6ef28798e96bc52ddea6970cd3e66ea6c32f0f149b0796e98ca32d6d83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "751a1d6ef28798e96bc52ddea6970cd3e66ea6c32f0f149b0796e98ca32d6d83", kill_on_drop: false }`
[INFO] [stdout] 751a1d6ef28798e96bc52ddea6970cd3e66ea6c32f0f149b0796e98ca32d6d83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe042bab768c26eee90dcc69b57c6363260a303218d63277e692cc52c8a4d4ce
[INFO] running `Command { std: "docker" "start" "-a" "fe042bab768c26eee90dcc69b57c6363260a303218d63277e692cc52c8a4d4ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling singlevec v1.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "fe042bab768c26eee90dcc69b57c6363260a303218d63277e692cc52c8a4d4ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe042bab768c26eee90dcc69b57c6363260a303218d63277e692cc52c8a4d4ce", kill_on_drop: false }`
[INFO] [stdout] fe042bab768c26eee90dcc69b57c6363260a303218d63277e692cc52c8a4d4ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d40e66c942dd1e2de3901e22fc6c2df75ee5633c063bfabbc1fe18fc0e5a6c13
[INFO] running `Command { std: "docker" "start" "-a" "d40e66c942dd1e2de3901e22fc6c2df75ee5633c063bfabbc1fe18fc0e5a6c13", kill_on_drop: false }`
[INFO] [stderr]    Compiling singlevec v1.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "d40e66c942dd1e2de3901e22fc6c2df75ee5633c063bfabbc1fe18fc0e5a6c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d40e66c942dd1e2de3901e22fc6c2df75ee5633c063bfabbc1fe18fc0e5a6c13", kill_on_drop: false }`
[INFO] [stdout] d40e66c942dd1e2de3901e22fc6c2df75ee5633c063bfabbc1fe18fc0e5a6c13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3ff65426a88b274e1d350365c8d995a32fb6f756d46a2b4b64606aa093fdafb
[INFO] running `Command { std: "docker" "start" "-a" "e3ff65426a88b274e1d350365c8d995a32fb6f756d46a2b4b64606aa093fdafb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/singlevec-2f0fa96a07319674)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stderr]    Doc-tests singlevec
[INFO] [stdout] test tests::eq_test ... ok
[INFO] [stdout] test tests::hash_test ... ok
[INFO] [stdout] test tests::index_test ... ok
[INFO] [stdout] test tests::insert_test ... ok
[INFO] [stdout] test tests::iter_test ... ok
[INFO] [stdout] test tests::remove_test ... ok
[INFO] [stdout] test tests::ord_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test src/lib.rs - SingleVec<Option<T>>::transpose (line 495) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<(T,U)>::unzip (line 585) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<Option<T>>::flatten (line 472) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::clear (line 211) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::filter (line 233) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::filter_map (line 281) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<Option<T>>::transpose (line 503) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::filter (line 227) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<SingleVec<T>>::flatten (line 529) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<Option<T>>::flatten (line 478) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<Result<T,E>>::transpose (line 616) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::fold (line 345) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<Result<T,E>>::transpose (line 605) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<SingleVec<T>>::flatten (line 523) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::map (line 250) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<(T,U)>::unzip (line 579) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::reduce (line 308) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::pop (line 99) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::retain (line 399) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::reduce (line 320) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::reduce (line 314) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::pop (line 92) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::map (line 256) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::retain_mut (line 432) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::zip (line 370) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::filter_map (line 275) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::push (line 53) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::retain_mut (line 444) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::retain (line 406) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::zip (line 377) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<Vec<T>>::flatten (line 560) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<Vec<T>>::flatten (line 548) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<T>::zip (line 363) ... ok
[INFO] [stdout] test src/lib.rs - SingleVec<Vec<T>>::flatten (line 554) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e3ff65426a88b274e1d350365c8d995a32fb6f756d46a2b4b64606aa093fdafb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ff65426a88b274e1d350365c8d995a32fb6f756d46a2b4b64606aa093fdafb", kill_on_drop: false }`
[INFO] [stdout] e3ff65426a88b274e1d350365c8d995a32fb6f756d46a2b4b64606aa093fdafb