[INFO] fetching crate peekable 0.4.1...
[INFO] testing peekable-0.4.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate peekable 0.4.1 into /workspace/builds/worker-7-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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate peekable 0.4.1 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 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0480c62f3a847d41f30213d3d29af03e391e3f0a68e154c22beca7f0d84ebf62
[INFO] running `Command { std: "docker" "start" "-a" "0480c62f3a847d41f30213d3d29af03e391e3f0a68e154c22beca7f0d84ebf62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0480c62f3a847d41f30213d3d29af03e391e3f0a68e154c22beca7f0d84ebf62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0480c62f3a847d41f30213d3d29af03e391e3f0a68e154c22beca7f0d84ebf62", kill_on_drop: false }`
[INFO] [stdout] 0480c62f3a847d41f30213d3d29af03e391e3f0a68e154c22beca7f0d84ebf62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1608f072d86e01c022f7bc92172aea4ea22d4ce77f5b594b70df10acf7e5dd52
[INFO] running `Command { std: "docker" "start" "-a" "1608f072d86e01c022f7bc92172aea4ea22d4ce77f5b594b70df10acf7e5dd52", 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 0.66s
[INFO] running `Command { std: "docker" "inspect" "1608f072d86e01c022f7bc92172aea4ea22d4ce77f5b594b70df10acf7e5dd52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1608f072d86e01c022f7bc92172aea4ea22d4ce77f5b594b70df10acf7e5dd52", kill_on_drop: false }`
[INFO] [stdout] 1608f072d86e01c022f7bc92172aea4ea22d4ce77f5b594b70df10acf7e5dd52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d58eff30de4a1007906362cae8562802bb095a95ab5ef2a683b54f3b301421ae
[INFO] running `Command { std: "docker" "start" "-a" "d58eff30de4a1007906362cae8562802bb095a95ab5ef2a683b54f3b301421ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.8
[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 18.71s
[INFO] running `Command { std: "docker" "inspect" "d58eff30de4a1007906362cae8562802bb095a95ab5ef2a683b54f3b301421ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d58eff30de4a1007906362cae8562802bb095a95ab5ef2a683b54f3b301421ae", kill_on_drop: false }`
[INFO] [stdout] d58eff30de4a1007906362cae8562802bb095a95ab5ef2a683b54f3b301421ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] efb7c265ffea183d897b4363527c099837314dcb3e2accdd308abc69c5e9d740
[INFO] running `Command { std: "docker" "start" "-a" "efb7c265ffea183d897b4363527c099837314dcb3e2accdd308abc69c5e9d740", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/peekable-0dddecd0cfc54d9e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests peekable
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_peek_exact_peek_exact_read_exact ... 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_2 ... 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] [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>::get_mut (line 292) ... 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>::with_buffer (line 182) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::consume (line 225) ... 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>::peek_to_end (line 558) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::peek_exact (line 734) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::into_components (line 345) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::peek (line 434) ... 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>::peek_exact (line 702) ... ok
[INFO] [stdout] test src/lib.rs - Peekable<R,B>::get_ref (line 319) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "efb7c265ffea183d897b4363527c099837314dcb3e2accdd308abc69c5e9d740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb7c265ffea183d897b4363527c099837314dcb3e2accdd308abc69c5e9d740", kill_on_drop: false }`
[INFO] [stdout] efb7c265ffea183d897b4363527c099837314dcb3e2accdd308abc69c5e9d740