[INFO] fetching crate tailvec 0.2.13...
[INFO] testing tailvec-0.2.13 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate tailvec 0.2.13 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tailvec 0.2.13
[INFO] finished tweaking crates.io crate tailvec 0.2.13
[INFO] tweaked toml for crates.io crate tailvec 0.2.13 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tailvec 0.2.13 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] crate crates.io crate tailvec 0.2.13 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d91a7365295adb39f914c3eceffe6bac9e5e48e18440d48a3216c059bf57d641
[INFO] running `Command { std: "docker" "start" "-a" "d91a7365295adb39f914c3eceffe6bac9e5e48e18440d48a3216c059bf57d641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d91a7365295adb39f914c3eceffe6bac9e5e48e18440d48a3216c059bf57d641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d91a7365295adb39f914c3eceffe6bac9e5e48e18440d48a3216c059bf57d641", kill_on_drop: false }`
[INFO] [stdout] d91a7365295adb39f914c3eceffe6bac9e5e48e18440d48a3216c059bf57d641
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 34bfe4d0c8c34bf0087eadc8b4678325763471240f3e88bd3f68122db3be5778
[INFO] running `Command { std: "docker" "start" "-a" "34bfe4d0c8c34bf0087eadc8b4678325763471240f3e88bd3f68122db3be5778", kill_on_drop: false }`
[INFO] [stderr]    Compiling tailvec v0.2.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "34bfe4d0c8c34bf0087eadc8b4678325763471240f3e88bd3f68122db3be5778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34bfe4d0c8c34bf0087eadc8b4678325763471240f3e88bd3f68122db3be5778", kill_on_drop: false }`
[INFO] [stdout] 34bfe4d0c8c34bf0087eadc8b4678325763471240f3e88bd3f68122db3be5778
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] cedbabb502579dd29f6c263e8ea006f8648348911d76f6e6e734cb4b18023877
[INFO] running `Command { std: "docker" "start" "-a" "cedbabb502579dd29f6c263e8ea006f8648348911d76f6e6e734cb4b18023877", kill_on_drop: false }`
[INFO] [stderr]    Compiling tailvec v0.2.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "cedbabb502579dd29f6c263e8ea006f8648348911d76f6e6e734cb4b18023877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cedbabb502579dd29f6c263e8ea006f8648348911d76f6e6e734cb4b18023877", kill_on_drop: false }`
[INFO] [stdout] cedbabb502579dd29f6c263e8ea006f8648348911d76f6e6e734cb4b18023877
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 55d4da89a0dce1aaf133e90536fbb31d3c82858b10c8757366d2ecc0afdc94f2
[INFO] running `Command { std: "docker" "start" "-a" "55d4da89a0dce1aaf133e90536fbb31d3c82858b10c8757366d2ecc0afdc94f2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tailvec-b5d2269add1625a5)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test tests::drain_all_readed_test ... ok
[INFO] [stdout] test tests::drain_back_read_all_test ... ok
[INFO] [stdout] test tests::drain_back_read_test ... ok
[INFO] [stdout] test tailvec::tests::try_len_test ... ok
[INFO] [stdout] test tests::drain_zst_readed_test ... ok
[INFO] [stdout] test tests::drain_readed_test ... ok
[INFO] [stdout] test tests::end_test ... ok
[INFO] [stdout] test tests::drain_zst_test ... ok
[INFO] [stdout] test tests::forget_test ... ok
[INFO] [stdout] test tests::default_test ... ok
[INFO] [stdout] test tests::empty_test ... ok
[INFO] [stdout] test tests::inner_tailvec_test ... ok
[INFO] [stdout] test tests::len_and_cap_test ... ok
[INFO] [stdout] test tests::new ... ok
[INFO] [stdout] test tests::pop_zst_test ... ok
[INFO] [stdout] test tests::push_test ... ok
[INFO] [stdout] test tests::remove_first ... ok
[INFO] [stdout] test tests::retain_all_false_test ... ok
[INFO] [stdout] test tests::retain_empty_and_true_test ... ok
[INFO] [stdout] test tests::retain_empty_and_false_test ... ok
[INFO] [stdout] test tests::retain_once_and_false_test ... ok
[INFO] [stdout] test tests::retain_noop_pred_test ... ok
[INFO] [stdout] test tests::remove_last ... ok
[INFO] [stdout] test tests::retain_once_and_true_test ... ok
[INFO] [stdout] test tests::pop_test ... ok
[INFO] [stdout] test tests::into_slice ... ok
[INFO] [stdout] test tests::push_zst_test ... ok
[INFO] [stdout] test tests::retain_zst_test ... ok
[INFO] [stdout] test tests::start_test ... ok
[INFO] [stdout] test tests::swap_remove_first ... ok
[INFO] [stdout] test tests::send_test ... ok
[INFO] [stdout] test tests::swap_remove_last ... ok
[INFO] [stdout] test tests::split_of_end ... ok
[INFO] [stdout] test tests::drain_panic_test ... ok
[INFO] [stdout] test tests::drain_range_greater_end_test - should panic ... ok
[INFO] [stdout] test tests::drain_out_of_range_test - should panic ... ok
[INFO] [stdout] test tests::drain_range_ord_fail_test - should panic ... ok
[INFO] [stdout] test tests::retain_unwind_test ... ok
[INFO] [stdout] test tests::retain_normal_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tailvec
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test src/drain.rs - drain::Drain (line 104) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::push (line 383) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::SplitTail::split_tail (line 130) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::insert (line 760) ... ok
[INFO] [stdout] test src/retain.rs - retain::TailVec<'_,T,V>::retain (line 29) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::clear (line 501) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::as_slice (line 242) ... ok
[INFO] [stdout] test src/retain.rs - retain::TailVec<'_,T,V>::retain (line 15) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::as_slice_mut (line 260) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::remove (line 640) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::remove (line 653) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::pop (line 421) ... ok
[INFO] [stdout] test src/drain.rs - drain::Drain<'_,V>::as_slice (line 180) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::truncate (line 477) ... ok
[INFO] [stdout] test src/retain.rs - retain::TailVec<'_,T,V>::retain_mut (line 57) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::split_point (line 317) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::into_slice (line 277) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::vec_len (line 334) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::resize (line 532) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::vec_capacity (line 297) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::truncate (line 457) ... ok
[INFO] [stdout] test src/drain.rs - drain::TailVec<'_,T,V>::drain (line 35) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::swap_remove (line 707) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::truncate (line 467) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::resize_with (line 588) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "55d4da89a0dce1aaf133e90536fbb31d3c82858b10c8757366d2ecc0afdc94f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55d4da89a0dce1aaf133e90536fbb31d3c82858b10c8757366d2ecc0afdc94f2", kill_on_drop: false }`
[INFO] [stdout] 55d4da89a0dce1aaf133e90536fbb31d3c82858b10c8757366d2ecc0afdc94f2