[INFO] fetching crate buf-read-ext 0.4.0...
[INFO] testing buf-read-ext-0.4.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate buf-read-ext 0.4.0 into /workspace/builds/worker-109/source
[INFO] validating manifest of crates.io crate buf-read-ext 0.4.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buf-read-ext 0.4.0
[INFO] finished tweaking crates.io crate buf-read-ext 0.4.0
[INFO] tweaked toml for crates.io crate buf-read-ext 0.4.0 written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81d413fe8a16ffd732dfc9ef4d4996331dd928bd2052675278e16b8795822bfa
[INFO] running `Command { std: "docker" "start" "-a" "81d413fe8a16ffd732dfc9ef4d4996331dd928bd2052675278e16b8795822bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81d413fe8a16ffd732dfc9ef4d4996331dd928bd2052675278e16b8795822bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81d413fe8a16ffd732dfc9ef4d4996331dd928bd2052675278e16b8795822bfa", kill_on_drop: false }`
[INFO] [stdout] 81d413fe8a16ffd732dfc9ef4d4996331dd928bd2052675278e16b8795822bfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b73023028be231e3e699d244c8785681d21b831d713e64453482db86dab51c6
[INFO] running `Command { std: "docker" "start" "-a" "3b73023028be231e3e699d244c8785681d21b831d713e64453482db86dab51c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling buf-read-ext v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "3b73023028be231e3e699d244c8785681d21b831d713e64453482db86dab51c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b73023028be231e3e699d244c8785681d21b831d713e64453482db86dab51c6", kill_on_drop: false }`
[INFO] [stdout] 3b73023028be231e3e699d244c8785681d21b831d713e64453482db86dab51c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6403bfc54855dcfc71204b5202b30b60e8b08e55b3c6ce796efbf8a011b64b53
[INFO] running `Command { std: "docker" "start" "-a" "6403bfc54855dcfc71204b5202b30b60e8b08e55b3c6ce796efbf8a011b64b53", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling buf-read-ext v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "6403bfc54855dcfc71204b5202b30b60e8b08e55b3c6ce796efbf8a011b64b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6403bfc54855dcfc71204b5202b30b60e8b08e55b3c6ce796efbf8a011b64b53", kill_on_drop: false }`
[INFO] [stdout] 6403bfc54855dcfc71204b5202b30b60e8b08e55b3c6ce796efbf8a011b64b53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c34b67de3671b9b450072209fc906fe8b8ad7408756000d7ea26631ee7b56e5e
[INFO] running `Command { std: "docker" "start" "-a" "c34b67de3671b9b450072209fc906fe8b8ad7408756000d7ea26631ee7b56e5e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/buf_read_ext-963832b2745fbb7a)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::stream_until_token ... ok
[INFO] [stdout] test tests::stream_until_token_large_token_test ... ok
[INFO] [stdout] test tests::stream_until_token_double_straddle_test ... ok
[INFO] [stdout] test tests::stream_until_token_complex_test ... ok
[INFO] [stdout] test tests::stream_until_token_straddle_test ... ok
[INFO] [stdout] test tests::stream_until_token_multiple_prefix_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests buf-read-ext
[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] running `Command { std: "docker" "inspect" "c34b67de3671b9b450072209fc906fe8b8ad7408756000d7ea26631ee7b56e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c34b67de3671b9b450072209fc906fe8b8ad7408756000d7ea26631ee7b56e5e", kill_on_drop: false }`
[INFO] [stdout] c34b67de3671b9b450072209fc906fe8b8ad7408756000d7ea26631ee7b56e5e