[INFO] fetching crate tokio-rev-lines 0.2.1...
[INFO] testing tokio-rev-lines-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate tokio-rev-lines 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tokio-rev-lines 0.2.1
[INFO] finished tweaking crates.io crate tokio-rev-lines 0.2.1
[INFO] tweaked toml for crates.io crate tokio-rev-lines 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-rev-lines 0.2.1 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 tokio-rev-lines 0.2.1 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 67b707c6ab714b692c874a39b4b96d50d99b51e33f7432c96f6917907472ede1
[INFO] running `Command { std: "docker" "start" "-a" "67b707c6ab714b692c874a39b4b96d50d99b51e33f7432c96f6917907472ede1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67b707c6ab714b692c874a39b4b96d50d99b51e33f7432c96f6917907472ede1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b707c6ab714b692c874a39b4b96d50d99b51e33f7432c96f6917907472ede1", kill_on_drop: false }`
[INFO] [stdout] 67b707c6ab714b692c874a39b4b96d50d99b51e33f7432c96f6917907472ede1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] feecf761e1b9c5e84ee6ee096dbf95cd71fea1d0b8eec7727962eee7f0b4ac96
[INFO] running `Command { std: "docker" "start" "-a" "feecf761e1b9c5e84ee6ee096dbf95cd71fea1d0b8eec7727962eee7f0b4ac96", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio v1.19.2
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling tokio-rev-lines v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.24s
[INFO] running `Command { std: "docker" "inspect" "feecf761e1b9c5e84ee6ee096dbf95cd71fea1d0b8eec7727962eee7f0b4ac96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feecf761e1b9c5e84ee6ee096dbf95cd71fea1d0b8eec7727962eee7f0b4ac96", kill_on_drop: false }`
[INFO] [stdout] feecf761e1b9c5e84ee6ee096dbf95cd71fea1d0b8eec7727962eee7f0b4ac96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7939e76e0558883649bf509503edb52b923f3c7c8dcda4c2bb9fbd1df6326204
[INFO] running `Command { std: "docker" "start" "-a" "7939e76e0558883649bf509503edb52b923f3c7c8dcda4c2bb9fbd1df6326204", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-rev-lines v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "7939e76e0558883649bf509503edb52b923f3c7c8dcda4c2bb9fbd1df6326204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7939e76e0558883649bf509503edb52b923f3c7c8dcda4c2bb9fbd1df6326204", kill_on_drop: false }`
[INFO] [stdout] 7939e76e0558883649bf509503edb52b923f3c7c8dcda4c2bb9fbd1df6326204
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4e50dbbe06e5a99d870b92db65b7956b74d6ecb2b9e43b86e1ebf5c0f3e35872
[INFO] running `Command { std: "docker" "start" "-a" "4e50dbbe06e5a99d870b92db65b7956b74d6ecb2b9e43b86e1ebf5c0f3e35872", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_rev_lines-a879c2f6fbd55187)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::it_handles_empty_files ... ok
[INFO] [stdout] test tests::it_handles_file_with_one_line ... ok
[INFO] [stdout] test tests::it_handles_file_with_multi_lines_and_with_capacity ... ok
[INFO] [stdout] test tests::it_handles_file_with_multi_lines ... ok
[INFO] [stderr]    Doc-tests tokio_rev_lines
[INFO] [stdout] test tests::it_handles_file_with_blank_lines ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4e50dbbe06e5a99d870b92db65b7956b74d6ecb2b9e43b86e1ebf5c0f3e35872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e50dbbe06e5a99d870b92db65b7956b74d6ecb2b9e43b86e1ebf5c0f3e35872", kill_on_drop: false }`
[INFO] [stdout] 4e50dbbe06e5a99d870b92db65b7956b74d6ecb2b9e43b86e1ebf5c0f3e35872