[INFO] fetching crate text-reader 0.2.1...
[INFO] testing text-reader-0.2.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate text-reader 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate text-reader 0.2.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate text-reader 0.2.1
[INFO] finished tweaking crates.io crate text-reader 0.2.1
[INFO] tweaked toml for crates.io crate text-reader 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9ceeae209d4df7bf4c718a859c872ee2d5c8b795324e5744711c67d8d0d82165
[INFO] running `Command { std: "docker" "start" "-a" "9ceeae209d4df7bf4c718a859c872ee2d5c8b795324e5744711c67d8d0d82165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ceeae209d4df7bf4c718a859c872ee2d5c8b795324e5744711c67d8d0d82165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ceeae209d4df7bf4c718a859c872ee2d5c8b795324e5744711c67d8d0d82165", kill_on_drop: false }`
[INFO] [stdout] 9ceeae209d4df7bf4c718a859c872ee2d5c8b795324e5744711c67d8d0d82165
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5b5a41228befc2aef057ac7fb67cda52881ce3da48d24440ca0ebe2f92f1d24b
[INFO] running `Command { std: "docker" "start" "-a" "5b5a41228befc2aef057ac7fb67cda52881ce3da48d24440ca0ebe2f92f1d24b", kill_on_drop: false }`
[INFO] [stderr]    Compiling text-reader v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "5b5a41228befc2aef057ac7fb67cda52881ce3da48d24440ca0ebe2f92f1d24b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b5a41228befc2aef057ac7fb67cda52881ce3da48d24440ca0ebe2f92f1d24b", kill_on_drop: false }`
[INFO] [stdout] 5b5a41228befc2aef057ac7fb67cda52881ce3da48d24440ca0ebe2f92f1d24b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ac29abfb4b14502aa4f05cbd2b97b42bf7787516f328cac02c142ca9313bbc8b
[INFO] running `Command { std: "docker" "start" "-a" "ac29abfb4b14502aa4f05cbd2b97b42bf7787516f328cac02c142ca9313bbc8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling text-reader v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/text_reader-a8c5ed87ac34a1a3)
[INFO] [stderr]   Executable tests/test_detector.rs (/opt/rustwide/target/debug/deps/test_detector-ed243524ef247d7a)
[INFO] [stderr]   Executable tests/test_reader.rs (/opt/rustwide/target/debug/deps/test_reader-c7549532b6778276)
[INFO] running `Command { std: "docker" "inspect" "ac29abfb4b14502aa4f05cbd2b97b42bf7787516f328cac02c142ca9313bbc8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac29abfb4b14502aa4f05cbd2b97b42bf7787516f328cac02c142ca9313bbc8b", kill_on_drop: false }`
[INFO] [stdout] ac29abfb4b14502aa4f05cbd2b97b42bf7787516f328cac02c142ca9313bbc8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1fc6dbdf20e8ecbf40a424abd97efd203d4fe89ebd02b99fd20bbd10aa8804ec
[INFO] running `Command { std: "docker" "start" "-a" "1fc6dbdf20e8ecbf40a424abd97efd203d4fe89ebd02b99fd20bbd10aa8804ec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/text_reader-a8c5ed87ac34a1a3)
[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]      Running tests/test_detector.rs (/opt/rustwide/target/debug/deps/test_detector-ed243524ef247d7a)
[INFO] [stderr]      Running tests/test_reader.rs (/opt/rustwide/target/debug/deps/test_reader-c7549532b6778276)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_detector ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_reader ... ok
[INFO] [stdout] test test_stat ... ok
[INFO] [stdout] test test_while ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests text-reader
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::back (line 173) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::has_next (line 273) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::peek (line 76) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::next (line 95) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector::new (line 50) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector::rollback (line 131) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::len (line 159) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector::next_char (line 63) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader (line 17) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::detector (line 46) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector::next_text (line 79) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector::yes (line 97) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::position (line 120) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::cursor (line 143) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::line (line 132) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector (line 9) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::this_line (line 219) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::reset (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1fc6dbdf20e8ecbf40a424abd97efd203d4fe89ebd02b99fd20bbd10aa8804ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fc6dbdf20e8ecbf40a424abd97efd203d4fe89ebd02b99fd20bbd10aa8804ec", kill_on_drop: false }`
[INFO] [stdout] 1fc6dbdf20e8ecbf40a424abd97efd203d4fe89ebd02b99fd20bbd10aa8804ec