[INFO] fetching crate byteseeker 0.1.2...
[INFO] testing byteseeker-0.1.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate byteseeker 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate byteseeker 0.1.2 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 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-0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+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] f8b3a1e28974e702b8083a7184a54ae88d4713db3e37601ddef10bf65279e410
[INFO] running `Command { std: "docker" "start" "-a" "f8b3a1e28974e702b8083a7184a54ae88d4713db3e37601ddef10bf65279e410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8b3a1e28974e702b8083a7184a54ae88d4713db3e37601ddef10bf65279e410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8b3a1e28974e702b8083a7184a54ae88d4713db3e37601ddef10bf65279e410", kill_on_drop: false }`
[INFO] [stdout] f8b3a1e28974e702b8083a7184a54ae88d4713db3e37601ddef10bf65279e410
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "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] a0625c1d510c97ebc87ab1c93f44f15354804b20e871393237a30004024615e6
[INFO] running `Command { std: "docker" "start" "-a" "a0625c1d510c97ebc87ab1c93f44f15354804b20e871393237a30004024615e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteseeker v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "a0625c1d510c97ebc87ab1c93f44f15354804b20e871393237a30004024615e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0625c1d510c97ebc87ab1c93f44f15354804b20e871393237a30004024615e6", kill_on_drop: false }`
[INFO] [stdout] a0625c1d510c97ebc87ab1c93f44f15354804b20e871393237a30004024615e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d736237166609594e2e15c58b7cd3b4def86548e315689edebbcf2afc8279dbc
[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" "d736237166609594e2e15c58b7cd3b4def86548e315689edebbcf2afc8279dbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteseeker v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "d736237166609594e2e15c58b7cd3b4def86548e315689edebbcf2afc8279dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d736237166609594e2e15c58b7cd3b4def86548e315689edebbcf2afc8279dbc", kill_on_drop: false }`
[INFO] [stdout] d736237166609594e2e15c58b7cd3b4def86548e315689edebbcf2afc8279dbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61f131adcf8c6d24794b434758a69b5bfbfb50abecb7f48895c2bf8286ed106a
[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" "61f131adcf8c6d24794b434758a69b5bfbfb50abecb7f48895c2bf8286ed106a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/byteseeker-eff406af90e82c87
[INFO] [stdout] test seeker::tests::test_match_in_place ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/seeker-500845f664be1999
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests byteseeker
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test_seek_cs1 ... ok
[INFO] [stdout] test test_seek_cs2 ... ok
[INFO] [stdout] test test_seek_csn ... 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] test test_seek_cs3 ... ok
[INFO] [stdout] test test_seek_cs0 ... ok
[INFO] [stdout] test test_seek_back_cs1 ... ok
[INFO] [stdout] test test_seek_back_cs0 ... ok
[INFO] [stdout] test test_invalid_seeking_bytes ... ok
[INFO] [stdout] test test_seek_nth_back ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::seek_nth (line 263) ... 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_back (line 230) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::with_capacity (line 80) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::reset (line 151) ... ok
[INFO] [stdout] test src/seeker.rs - seeker::ByteSeeker::seek_nth_back (line 301) ... 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::seek (line 197) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "61f131adcf8c6d24794b434758a69b5bfbfb50abecb7f48895c2bf8286ed106a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61f131adcf8c6d24794b434758a69b5bfbfb50abecb7f48895c2bf8286ed106a", kill_on_drop: false }`
[INFO] [stdout] 61f131adcf8c6d24794b434758a69b5bfbfb50abecb7f48895c2bf8286ed106a