[INFO] fetching crate linereader 0.4.0...
[INFO] testing linereader-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate linereader 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate linereader 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linereader 0.4.0
[INFO] finished tweaking crates.io crate linereader 0.4.0
[INFO] tweaked toml for crates.io crate linereader 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate linereader 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3eab8a3f6a27fb17561488ddb648a378530859d2d8d1a9ef6cf7b57ab0eb104
[INFO] running `Command { std: "docker" "start" "-a" "f3eab8a3f6a27fb17561488ddb648a378530859d2d8d1a9ef6cf7b57ab0eb104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3eab8a3f6a27fb17561488ddb648a378530859d2d8d1a9ef6cf7b57ab0eb104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3eab8a3f6a27fb17561488ddb648a378530859d2d8d1a9ef6cf7b57ab0eb104", kill_on_drop: false }`
[INFO] [stdout] f3eab8a3f6a27fb17561488ddb648a378530859d2d8d1a9ef6cf7b57ab0eb104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e65f1700156d5989b4903bc7934d9d9065f5a40f3d7e83ba529278fa85426bc6
[INFO] running `Command { std: "docker" "start" "-a" "e65f1700156d5989b4903bc7934d9d9065f5a40f3d7e83ba529278fa85426bc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling linereader v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "e65f1700156d5989b4903bc7934d9d9065f5a40f3d7e83ba529278fa85426bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e65f1700156d5989b4903bc7934d9d9065f5a40f3d7e83ba529278fa85426bc6", kill_on_drop: false }`
[INFO] [stdout] e65f1700156d5989b4903bc7934d9d9065f5a40f3d7e83ba529278fa85426bc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3106d62b3fe89c9bec84636dc161e7730da00925bddac69346b029173b79f566
[INFO] running `Command { std: "docker" "start" "-a" "3106d62b3fe89c9bec84636dc161e7730da00925bddac69346b029173b79f566", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling linereader v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.50s
[INFO] running `Command { std: "docker" "inspect" "3106d62b3fe89c9bec84636dc161e7730da00925bddac69346b029173b79f566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3106d62b3fe89c9bec84636dc161e7730da00925bddac69346b029173b79f566", kill_on_drop: false }`
[INFO] [stdout] 3106d62b3fe89c9bec84636dc161e7730da00925bddac69346b029173b79f566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5c51a7f4cfd397bd762da0090c16a771e145c2f1b784668c2356a03e48fc9f0b
[INFO] running `Command { std: "docker" "start" "-a" "5c51a7f4cfd397bd762da0090c16a771e145c2f1b784668c2356a03e48fc9f0b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linereader-0e2e38959be86e9d)
[INFO] [stdout] test tests::test_next_line ... ok
[INFO] [stdout] test tests::test_next_batch ... ok
[INFO] [stdout] test tests::test_for_each ... ok
[INFO] [stdout] test tests::test_next_line_randomly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.68s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests linereader
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - LineReader<R>::with_delimiter_and_capacity (line 103) - compile ... ok
[INFO] [stdout] test src/lib.rs - LineReader<R>::with_delimiter (line 87) - compile ... ok
[INFO] [stdout] test src/lib.rs - LineReader<R>::next_batch (line 204) - compile ... ok
[INFO] [stdout] test src/lib.rs - LineReader<R>::new (line 55) - compile ... ok
[INFO] [stdout] test src/lib.rs - LineReader<R>::next_line (line 160) - compile ... ok
[INFO] [stdout] test src/lib.rs - LineReader<R>::for_each (line 127) - compile ... ok
[INFO] [stdout] test src/lib.rs - LineReader<R>::with_capacity (line 71) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5c51a7f4cfd397bd762da0090c16a771e145c2f1b784668c2356a03e48fc9f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c51a7f4cfd397bd762da0090c16a771e145c2f1b784668c2356a03e48fc9f0b", kill_on_drop: false }`
[INFO] [stdout] 5c51a7f4cfd397bd762da0090c16a771e145c2f1b784668c2356a03e48fc9f0b