[INFO] fetching crate peekable 0.4.1...
[INFO] testing peekable-0.4.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate peekable 0.4.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate peekable 0.4.1
[INFO] finished tweaking crates.io crate peekable 0.4.1
[INFO] tweaked toml for crates.io crate peekable 0.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate peekable 0.4.1 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 peekable 0.4.1 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f477dd8bd7d27167b45b6031ecac7df7d8e33844072375ea019b3b6d73c15baa
[INFO] running `Command { std: "docker" "start" "-a" "f477dd8bd7d27167b45b6031ecac7df7d8e33844072375ea019b3b6d73c15baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f477dd8bd7d27167b45b6031ecac7df7d8e33844072375ea019b3b6d73c15baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f477dd8bd7d27167b45b6031ecac7df7d8e33844072375ea019b3b6d73c15baa", kill_on_drop: false }`
[INFO] [stdout] f477dd8bd7d27167b45b6031ecac7df7d8e33844072375ea019b3b6d73c15baa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d6bec4afdd2382a23003cea1eca31a16f555b6928e81f3a1a2e2bc6cd2aea115
[INFO] running `Command { std: "docker" "start" "-a" "d6bec4afdd2382a23003cea1eca31a16f555b6928e81f3a1a2e2bc6cd2aea115", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling peekable v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "d6bec4afdd2382a23003cea1eca31a16f555b6928e81f3a1a2e2bc6cd2aea115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6bec4afdd2382a23003cea1eca31a16f555b6928e81f3a1a2e2bc6cd2aea115", kill_on_drop: false }`
[INFO] [stdout] d6bec4afdd2382a23003cea1eca31a16f555b6928e81f3a1a2e2bc6cd2aea115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 36a3f135891d361b608d8bc8b6e43e8ece2e97932aeb25b2f5c2954ab20e19d2
[INFO] running `Command { std: "docker" "start" "-a" "36a3f135891d361b608d8bc8b6e43e8ece2e97932aeb25b2f5c2954ab20e19d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling peekable v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.63s
[INFO] running `Command { std: "docker" "inspect" "36a3f135891d361b608d8bc8b6e43e8ece2e97932aeb25b2f5c2954ab20e19d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36a3f135891d361b608d8bc8b6e43e8ece2e97932aeb25b2f5c2954ab20e19d2", kill_on_drop: false }`
[INFO] [stdout] 36a3f135891d361b608d8bc8b6e43e8ece2e97932aeb25b2f5c2954ab20e19d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 591fa2d930447e5c2b45e12f1ef93c3b1f7d9382175f47cfddc63b8aba350ea2
[INFO] running `Command { std: "docker" "start" "-a" "591fa2d930447e5c2b45e12f1ef93c3b1f7d9382175f47cfddc63b8aba350ea2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/peekable-0dddecd0cfc54d9e)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_peek_exact_peek_exact_read_exact_2 ... ok
[INFO] [stdout] test tests::test_peek_exact_peek_exact_read_exact_3 ... ok
[INFO] [stdout] test tests::test_peek_exact_peek_exact_read_exact ... 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]    Doc-tests peekable
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - Peekable<R>::with_capacity (line 162) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::with_capacity_and_buffer (line 204) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::peek (line 434) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::peek_to_end (line 558) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::with_buffer (line 182) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::peek_to_string (line 618) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R>::new (line 144) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::consume_in_place (line 260) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::into_components (line 345) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::get_ref (line 319) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::peek_exact (line 702) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::consume (line 225) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::peek_exact (line 734) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::fill_peek_buf (line 794) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::get_mut (line 292) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.92s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "591fa2d930447e5c2b45e12f1ef93c3b1f7d9382175f47cfddc63b8aba350ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "591fa2d930447e5c2b45e12f1ef93c3b1f7d9382175f47cfddc63b8aba350ea2", kill_on_drop: false }`
[INFO] [stdout] 591fa2d930447e5c2b45e12f1ef93c3b1f7d9382175f47cfddc63b8aba350ea2