[INFO] fetching crate runnel 0.4.0...
[INFO] testing runnel-0.4.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate runnel 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate runnel 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate runnel 0.4.0
[INFO] tweaked toml for crates.io crate runnel 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate runnel 0.4.0 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 runnel 0.4.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c460f7959c3f8efda26ea50469756a831a615f2134102a36a5f079aa937014de
[INFO] running `Command { std: "docker" "start" "-a" "c460f7959c3f8efda26ea50469756a831a615f2134102a36a5f079aa937014de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c460f7959c3f8efda26ea50469756a831a615f2134102a36a5f079aa937014de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c460f7959c3f8efda26ea50469756a831a615f2134102a36a5f079aa937014de", kill_on_drop: false }`
[INFO] [stdout] c460f7959c3f8efda26ea50469756a831a615f2134102a36a5f079aa937014de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0bc803daa853efb10cfa433ec6248d22aa8f84e959f4f07b9b9a3d48d9c9b5fd
[INFO] running `Command { std: "docker" "start" "-a" "0bc803daa853efb10cfa433ec6248d22aa8f84e959f4f07b9b9a3d48d9c9b5fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling runnel v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "0bc803daa853efb10cfa433ec6248d22aa8f84e959f4f07b9b9a3d48d9c9b5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bc803daa853efb10cfa433ec6248d22aa8f84e959f4f07b9b9a3d48d9c9b5fd", kill_on_drop: false }`
[INFO] [stdout] 0bc803daa853efb10cfa433ec6248d22aa8f84e959f4f07b9b9a3d48d9c9b5fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e9add1fd4ca33c7f77815714884f853a5f138c91bd0888511643e6f39c872b60
[INFO] running `Command { std: "docker" "start" "-a" "e9add1fd4ca33c7f77815714884f853a5f138c91bd0888511643e6f39c872b60", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling runnel v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "e9add1fd4ca33c7f77815714884f853a5f138c91bd0888511643e6f39c872b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9add1fd4ca33c7f77815714884f853a5f138c91bd0888511643e6f39c872b60", kill_on_drop: false }`
[INFO] [stdout] e9add1fd4ca33c7f77815714884f853a5f138c91bd0888511643e6f39c872b60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 049a328b5266e51414ecd337be0232e8990121ac0d671b72ca2884fd530c0909
[INFO] running `Command { std: "docker" "start" "-a" "049a328b5266e51414ecd337be0232e8990121ac0d671b72ca2884fd530c0909", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test medium::stringio::test_stringio::test_out ... ok
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/runnel-e6f74a3f6e6a3d74)
[INFO] [stdout] test medium::stringio::test_stringio::test_in ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-0a76e8ceb88086be)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_runnel::test_debug_runnel_ioe_builder ... ok
[INFO] [stdout] test test_runnel::test_debug_runnel_ioe ... ok
[INFO] [stdout] test test_runnel::test_stdio ... ok
[INFO] [stdout] test test_runnel::test_stringio ... ok
[INFO] [stdout] test test_runnel::test_pipeio ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_linepipeio_more::test_line_send_empty ... ok
[INFO] [stderr]      Running tests/test_linepipeio.rs (/opt/rustwide/target/debug/deps/test_linepipeio-f3d329ab51acb76c)
[INFO] [stdout] test test_stream_ioe_linepipeio::test_ioe_linein ... ok
[INFO] [stdout] test test_stream_ioe_linepipeio::test_ioe_lineout ... ok
[INFO] [stdout] test test_stream_ioe_linepipeio::test_ioe_linepipeio ... ok
[INFO] [stdout] test test_stream_ioe_linepipeio::test_ioe_lineie ... ok
[INFO] [stdout] test test_stream_ioe_linepipeio::test_ioe_lineerr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_pipeio.rs (/opt/rustwide/target/debug/deps/test_pipeio-9ba81f723c00d3a6)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_pipeio_more::test_pipe_send_empty ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeerr ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeie_string ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeie ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeerr_string ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeio_string ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeout ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeout_string ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipein ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeio ... ok
[INFO] [stderr]      Running tests/test_size_of.rs (/opt/rustwide/target/debug/deps/test_size_of-ead8fbe00786759e)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running tests/test_stdio.rs (/opt/rustwide/target/debug/deps/test_stdio-ee83ea6aaac195bf)
[INFO] [stdout] test test_size_of_linepipeio::test_size_of_linepipe_in_out ... ok
[INFO] [stderr]      Running tests/test_stringio.rs (/opt/rustwide/target/debug/deps/test_stringio-308692831b79dc04)
[INFO] [stdout] test test_size_of::test_size_of_runnel_ioe ... ok
[INFO] [stdout] test test_size_of_linepipeio::test_size_of_linepipe_in_out_lock ... ok
[INFO] [stdout] test test_size_of_pipeio::test_size_of_pipe_in_out ... ok
[INFO] [stdout] test test_size_of_pipeio::test_size_of_pipe_in_out_lock ... ok
[INFO] [stdout] test test_size_of_stdio::test_size_of_std_in_out_err ... ok
[INFO] [stdout] test test_size_of_stringio::test_size_of_string_in_out_err ... ok
[INFO] [stdout] test test_size_of_stringio::test_size_of_string_in_out_err_lock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests runnel
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_stream_stringio::test_err ... ok
[INFO] [stdout] test test_stream_ioe_stringio::test_ioe_string ... ok
[INFO] [stdout] test test_stream_ioe_stringio::test_ioe ... ok
[INFO] [stdout] test test_stream_stringio::test_out ... ok
[INFO] [stdout] test test_stringio_more::test_string_in_empty ... ok
[INFO] [stdout] test test_stringio_more::test_string_in_read_twice ... ok
[INFO] [stdout] test test_stringio_more::test_string_out_empty_write ... ok
[INFO] [stdout] test test_stream_stringio::test_out_string ... ok
[INFO] [stdout] test test_stream_stringio::test_err_string ... ok
[INFO] [stdout] test test_stream_stringio::test_in ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - RunnelIoeBuilder (line 254) ... ok
[INFO] [stdout] test src/lib.rs - RunnelIoeBuilder (line 279) ... ok
[INFO] [stdout] test src/lib.rs - RunnelIoeBuilder (line 264) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - RunnelIoeBuilder (line 294) ... ok
[INFO] [stdout] test src/lib.rs - (line 88) ... ok
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "049a328b5266e51414ecd337be0232e8990121ac0d671b72ca2884fd530c0909", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "049a328b5266e51414ecd337be0232e8990121ac0d671b72ca2884fd530c0909", kill_on_drop: false }`
[INFO] [stdout] 049a328b5266e51414ecd337be0232e8990121ac0d671b72ca2884fd530c0909