[INFO] fetching crate tap-reader 1.0.1...
[INFO] testing tap-reader-1.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate tap-reader 1.0.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate tap-reader 1.0.1 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 tap-reader 1.0.1
[INFO] finished tweaking crates.io crate tap-reader 1.0.1
[INFO] tweaked toml for crates.io crate tap-reader 1.0.1 written to /workspace/builds/worker-15/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 8639c92f74a7bd5001f55c468ed1fc6facef53cf2e270fa7c2f3c686b4120a36
[INFO] running `Command { std: "docker" "start" "-a" "8639c92f74a7bd5001f55c468ed1fc6facef53cf2e270fa7c2f3c686b4120a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8639c92f74a7bd5001f55c468ed1fc6facef53cf2e270fa7c2f3c686b4120a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8639c92f74a7bd5001f55c468ed1fc6facef53cf2e270fa7c2f3c686b4120a36", kill_on_drop: false }`
[INFO] [stdout] 8639c92f74a7bd5001f55c468ed1fc6facef53cf2e270fa7c2f3c686b4120a36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] f61cc4c6d77c0c1f696d528121889783cede82d584a4d9c09e68eacc35c756c7
[INFO] running `Command { std: "docker" "start" "-a" "f61cc4c6d77c0c1f696d528121889783cede82d584a4d9c09e68eacc35c756c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling tap-reader v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "f61cc4c6d77c0c1f696d528121889783cede82d584a4d9c09e68eacc35c756c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f61cc4c6d77c0c1f696d528121889783cede82d584a4d9c09e68eacc35c756c7", kill_on_drop: false }`
[INFO] [stdout] f61cc4c6d77c0c1f696d528121889783cede82d584a4d9c09e68eacc35c756c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 049abde146a0c2f09e272d47d03641def25f9e0bbd26e5d5d0a43c52d916d306
[INFO] running `Command { std: "docker" "start" "-a" "049abde146a0c2f09e272d47d03641def25f9e0bbd26e5d5d0a43c52d916d306", kill_on_drop: false }`
[INFO] [stderr]    Compiling tap-reader v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "049abde146a0c2f09e272d47d03641def25f9e0bbd26e5d5d0a43c52d916d306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "049abde146a0c2f09e272d47d03641def25f9e0bbd26e5d5d0a43c52d916d306", kill_on_drop: false }`
[INFO] [stdout] 049abde146a0c2f09e272d47d03641def25f9e0bbd26e5d5d0a43c52d916d306
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] bda56493117710b363f0e6f638a9130d0551c82f67c3e5d72e41b39907e3e1f9
[INFO] running `Command { std: "docker" "start" "-a" "bda56493117710b363f0e6f638a9130d0551c82f67c3e5d72e41b39907e3e1f9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tap_reader-cbe1da63ec4bc122)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::tap_cursor ... ok
[INFO] [stdout] test tests::tap_serde_deser ... ok
[INFO] [stdout] test tests::test_large_string ... 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 tap-reader
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - Tap<R>::new (line 118) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - Tap (line 89) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bda56493117710b363f0e6f638a9130d0551c82f67c3e5d72e41b39907e3e1f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bda56493117710b363f0e6f638a9130d0551c82f67c3e5d72e41b39907e3e1f9", kill_on_drop: false }`
[INFO] [stdout] bda56493117710b363f0e6f638a9130d0551c82f67c3e5d72e41b39907e3e1f9