[INFO] fetching crate byteseeker 0.1.2...
[INFO] testing byteseeker-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate byteseeker 0.1.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate byteseeker 0.1.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byteseeker 0.1.2
[INFO] finished tweaking crates.io crate byteseeker 0.1.2
[INFO] tweaked toml for crates.io crate byteseeker 0.1.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 24ecedc06356f858537906163dea377bafc7351fc23876eb16a633ce4f3a5449
[INFO] running `Command { std: "docker" "start" "-a" "24ecedc06356f858537906163dea377bafc7351fc23876eb16a633ce4f3a5449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24ecedc06356f858537906163dea377bafc7351fc23876eb16a633ce4f3a5449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ecedc06356f858537906163dea377bafc7351fc23876eb16a633ce4f3a5449", kill_on_drop: false }`
[INFO] [stdout] 24ecedc06356f858537906163dea377bafc7351fc23876eb16a633ce4f3a5449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 53d38c036854d5dc4197e32e9af48d9259c02f75e7ba05f997585a1c15ff365e
[INFO] running `Command { std: "docker" "start" "-a" "53d38c036854d5dc4197e32e9af48d9259c02f75e7ba05f997585a1c15ff365e", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteseeker v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "53d38c036854d5dc4197e32e9af48d9259c02f75e7ba05f997585a1c15ff365e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d38c036854d5dc4197e32e9af48d9259c02f75e7ba05f997585a1c15ff365e", kill_on_drop: false }`
[INFO] [stdout] 53d38c036854d5dc4197e32e9af48d9259c02f75e7ba05f997585a1c15ff365e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] df28c01e744f3d4b058fcd7cfacf78c94f85b67e417ccaef20fc9bd90ffeb1fd
[INFO] running `Command { std: "docker" "start" "-a" "df28c01e744f3d4b058fcd7cfacf78c94f85b67e417ccaef20fc9bd90ffeb1fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteseeker v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "df28c01e744f3d4b058fcd7cfacf78c94f85b67e417ccaef20fc9bd90ffeb1fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df28c01e744f3d4b058fcd7cfacf78c94f85b67e417ccaef20fc9bd90ffeb1fd", kill_on_drop: false }`
[INFO] [stdout] df28c01e744f3d4b058fcd7cfacf78c94f85b67e417ccaef20fc9bd90ffeb1fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 6922dcdefb5ea152a00bfadedee09dae8cbb6b1bbd7a4885b7a0cefc4134c368
[INFO] running `Command { std: "docker" "start" "-a" "6922dcdefb5ea152a00bfadedee09dae8cbb6b1bbd7a4885b7a0cefc4134c368", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/byteseeker-0b0665242cc78a47
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test seeker::tests::test_match_in_place ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/seeker-57b166af7949ade5
[INFO] [stdout] test seeker::tests::test_vecu8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test_invalid_seeking_bytes ... ok
[INFO] [stdout] test test_seek_back_cs0 ... ok
[INFO] [stdout] test test_seek_cs0 ... ok
[INFO] [stdout] test test_seek_cs1 ... ok
[INFO] [stdout] test test_seek_cs2 ... ok
[INFO] [stdout] test test_seek_cs3 ... ok
[INFO] [stdout] test test_seek_csn ... ok
[INFO] [stdout] test test_seek_nth_back ... ok
[INFO] [stdout] test test_seek_back_cs1 ... ok
[INFO] [stdout] test test_seek_back_cs3 ... ok
[INFO] [stdout] test test_seek_back_cs2 ... ok
[INFO] [stdout] test test_seek_back_csn ... ok
[INFO] [stdout] test test_seek_nth ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests byteseeker
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::with_capacity (line 80) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::new (line 63) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker (line 10) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::capacity (line 132) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::len (line 114) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::seek_nth (line 263) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::reset (line 151) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::seek_back (line 230) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::seek_nth_back (line 301) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::seek (line 197) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6922dcdefb5ea152a00bfadedee09dae8cbb6b1bbd7a4885b7a0cefc4134c368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6922dcdefb5ea152a00bfadedee09dae8cbb6b1bbd7a4885b7a0cefc4134c368", kill_on_drop: false }`
[INFO] [stdout] 6922dcdefb5ea152a00bfadedee09dae8cbb6b1bbd7a4885b7a0cefc4134c368