[INFO] fetching crate text-reader 0.2.1...
[INFO] testing text-reader-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate text-reader 0.2.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate text-reader 0.2.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 4a481e465f347de28e86cf8164fecf4e377d54e4405d0d97e59651549874e70b
[INFO] running `Command { std: "docker" "start" "-a" "4a481e465f347de28e86cf8164fecf4e377d54e4405d0d97e59651549874e70b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a481e465f347de28e86cf8164fecf4e377d54e4405d0d97e59651549874e70b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a481e465f347de28e86cf8164fecf4e377d54e4405d0d97e59651549874e70b", kill_on_drop: false }`
[INFO] [stdout] 4a481e465f347de28e86cf8164fecf4e377d54e4405d0d97e59651549874e70b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb774eced50b3ff34a90061869f86d68504386b89e1406f76a19047ea7a5e361
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fb774eced50b3ff34a90061869f86d68504386b89e1406f76a19047ea7a5e361", kill_on_drop: false }`
[INFO] [stderr]    Compiling text-reader v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "fb774eced50b3ff34a90061869f86d68504386b89e1406f76a19047ea7a5e361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb774eced50b3ff34a90061869f86d68504386b89e1406f76a19047ea7a5e361", kill_on_drop: false }`
[INFO] [stdout] fb774eced50b3ff34a90061869f86d68504386b89e1406f76a19047ea7a5e361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 148224c70cdcacbe4151048069f43c534ac695192b26e79003d6d908ea81d67f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "148224c70cdcacbe4151048069f43c534ac695192b26e79003d6d908ea81d67f", kill_on_drop: false }`
[INFO] [stderr]    Compiling text-reader v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "148224c70cdcacbe4151048069f43c534ac695192b26e79003d6d908ea81d67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "148224c70cdcacbe4151048069f43c534ac695192b26e79003d6d908ea81d67f", kill_on_drop: false }`
[INFO] [stdout] 148224c70cdcacbe4151048069f43c534ac695192b26e79003d6d908ea81d67f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7daef153cf8e3851b2efaabc9211986eaa0b5fbf6b16b9c61d1d9fa0564fffb9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7daef153cf8e3851b2efaabc9211986eaa0b5fbf6b16b9c61d1d9fa0564fffb9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/text_reader-d5368fd7e431897d
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_detector-a2e4017c5fea4d64
[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 0.01s
[INFO] [stdout] 
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_reader-f0a9f5f4e33f0c57
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_stat ... ok
[INFO] [stdout] test test_reader ... 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 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests text-reader
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/detector.rs - detector::Detector::next_char (line 63) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::detector (line 46) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector::new (line 50) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::next (line 95) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector::rollback (line 131) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector::yes (line 97) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector::next_text (line 79) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::cursor (line 143) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader (line 17) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::has_next (line 273) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::len (line 159) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::line (line 132) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::back (line 173) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector (line 9) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::peek (line 76) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::position (line 120) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::reset (line 60) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::this_line (line 219) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7daef153cf8e3851b2efaabc9211986eaa0b5fbf6b16b9c61d1d9fa0564fffb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7daef153cf8e3851b2efaabc9211986eaa0b5fbf6b16b9c61d1d9fa0564fffb9", kill_on_drop: false }`
[INFO] [stdout] 7daef153cf8e3851b2efaabc9211986eaa0b5fbf6b16b9c61d1d9fa0564fffb9