[INFO] fetching crate tailvec 0.2.13...
[INFO] testing tailvec-0.2.13 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate tailvec 0.2.13 into /workspace/builds/worker-6-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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tailvec 0.2.13 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 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 183d8d730ee18df45560311be673e9666f81deb3a33ef10986ecb3b15a7f0bb5
[INFO] running `Command { std: "docker" "start" "-a" "183d8d730ee18df45560311be673e9666f81deb3a33ef10986ecb3b15a7f0bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "183d8d730ee18df45560311be673e9666f81deb3a33ef10986ecb3b15a7f0bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "183d8d730ee18df45560311be673e9666f81deb3a33ef10986ecb3b15a7f0bb5", kill_on_drop: false }`
[INFO] [stdout] 183d8d730ee18df45560311be673e9666f81deb3a33ef10986ecb3b15a7f0bb5
[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] 44a0c0aeb10cbe536fd289612f5005031d2d7f4aa0f965e4e139c86a8a61a2b8
[INFO] running `Command { std: "docker" "start" "-a" "44a0c0aeb10cbe536fd289612f5005031d2d7f4aa0f965e4e139c86a8a61a2b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling tailvec v0.2.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "44a0c0aeb10cbe536fd289612f5005031d2d7f4aa0f965e4e139c86a8a61a2b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44a0c0aeb10cbe536fd289612f5005031d2d7f4aa0f965e4e139c86a8a61a2b8", kill_on_drop: false }`
[INFO] [stdout] 44a0c0aeb10cbe536fd289612f5005031d2d7f4aa0f965e4e139c86a8a61a2b8
[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] 63c22395ffc5b38421689c8a824ce39fd3522580840ecc71a00510089def4651
[INFO] running `Command { std: "docker" "start" "-a" "63c22395ffc5b38421689c8a824ce39fd3522580840ecc71a00510089def4651", kill_on_drop: false }`
[INFO] [stderr]    Compiling tailvec v0.2.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "63c22395ffc5b38421689c8a824ce39fd3522580840ecc71a00510089def4651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c22395ffc5b38421689c8a824ce39fd3522580840ecc71a00510089def4651", kill_on_drop: false }`
[INFO] [stdout] 63c22395ffc5b38421689c8a824ce39fd3522580840ecc71a00510089def4651
[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] e6157f411cfa6fffe8d6c3dab13a4ff7d6856a64dc1944d75dc581a6d3ce135e
[INFO] running `Command { std: "docker" "start" "-a" "e6157f411cfa6fffe8d6c3dab13a4ff7d6856a64dc1944d75dc581a6d3ce135e", 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/tailvec-b5d2269add1625a5)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test tests::drain_all_readed_test ... ok
[INFO] [stdout] test tests::default_test ... ok
[INFO] [stdout] test tests::drain_back_read_all_test ... ok
[INFO] [stdout] test tailvec::tests::try_len_test ... ok
[INFO] [stdout] test tests::drain_back_read_test ... ok
[INFO] [stdout] test tests::drain_zst_readed_test ... ok
[INFO] [stdout] test tests::drain_readed_test ... ok
[INFO] [stdout] test tests::empty_test ... ok
[INFO] [stdout] test tests::drain_zst_test ... ok
[INFO] [stdout] test tests::end_test ... ok
[INFO] [stdout] test tests::forget_test ... ok
[INFO] [stdout] test tests::inner_tailvec_test ... ok
[INFO] [stdout] test tests::into_slice ... ok
[INFO] [stdout] test tests::new ... ok
[INFO] [stdout] test tests::retain_noop_pred_test ... ok
[INFO] [stdout] test tests::retain_normal_test ... ok
[INFO] [stdout] test tests::push_zst_test ... ok
[INFO] [stdout] test tests::remove_first ... ok
[INFO] [stdout] test tests::remove_last ... ok
[INFO] [stdout] test tests::retain_zst_test ... ok
[INFO] [stdout] test tests::split_of_end ... ok
[INFO] [stdout] test tests::start_test ... ok
[INFO] [stdout] test tests::swap_remove_first ... ok
[INFO] [stdout] test tests::pop_zst_test ... ok
[INFO] [stdout] test tests::swap_remove_last ... ok
[INFO] [stdout] test tests::push_test ... ok
[INFO] [stdout] test tests::send_test ... ok
[INFO] [stdout] test tests::retain_once_and_false_test ... ok
[INFO] [stdout] test tests::retain_once_and_true_test ... ok
[INFO] [stdout] test tests::len_and_cap_test ... ok
[INFO] [stdout] test tests::pop_test ... ok
[INFO] [stdout] test tests::retain_all_false_test ... ok
[INFO] [stdout] test tests::retain_empty_and_false_test ... ok
[INFO] [stdout] test tests::drain_range_greater_end_test - should panic ... ok
[INFO] [stdout] test tests::retain_empty_and_true_test ... ok
[INFO] [stdout] test tests::drain_out_of_range_test - should panic ... ok
[INFO] [stdout] test tests::drain_panic_test ... ok
[INFO] [stdout] test tests::drain_range_ord_fail_test - should panic ... ok
[INFO] [stdout] test tests::retain_unwind_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tailvec
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::insert (line 760) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::into_slice (line 277) ... ok
[INFO] [stdout] test src/retain.rs - retain::TailVec<'_,T,V>::retain (line 15) ... ok
[INFO] [stdout] test src/drain.rs - drain::Drain (line 104) ... 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>::as_slice (line 242) ... 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>::as_slice_mut (line 260) ... 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>::push (line 383) ... 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>::split_point (line 317) ... ok
[INFO] [stdout] test src/retain.rs - retain::TailVec<'_,T,V>::retain (line 29) ... 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>::remove (line 640) ... 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>::truncate (line 457) ... ok
[INFO] [stdout] test src/tailvec.rs - tailvec::TailVec<'a,T,V>::pop (line 421) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... 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>::vec_len (line 334) ... 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>::truncate (line 477) ... 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>::vec_capacity (line 297) ... 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 2.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e6157f411cfa6fffe8d6c3dab13a4ff7d6856a64dc1944d75dc581a6d3ce135e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6157f411cfa6fffe8d6c3dab13a4ff7d6856a64dc1944d75dc581a6d3ce135e", kill_on_drop: false }`
[INFO] [stdout] e6157f411cfa6fffe8d6c3dab13a4ff7d6856a64dc1944d75dc581a6d3ce135e