[INFO] fetching crate jstream-ext 0.1.0...
[INFO] testing jstream-ext-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate jstream-ext 0.1.0 into /workspace/builds/worker-118/source
[INFO] validating manifest of crates.io crate jstream-ext 0.1.0 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 jstream-ext 0.1.0
[INFO] finished tweaking crates.io crate jstream-ext 0.1.0
[INFO] tweaked toml for crates.io crate jstream-ext 0.1.0 written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] e13803352ec75c205e5125679d53bde1c6e7799c56461ad909998992ce79d51f
[INFO] running `Command { std: "docker" "start" "-a" "e13803352ec75c205e5125679d53bde1c6e7799c56461ad909998992ce79d51f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e13803352ec75c205e5125679d53bde1c6e7799c56461ad909998992ce79d51f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e13803352ec75c205e5125679d53bde1c6e7799c56461ad909998992ce79d51f", kill_on_drop: false }`
[INFO] [stdout] e13803352ec75c205e5125679d53bde1c6e7799c56461ad909998992ce79d51f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 1e78572d537a3afd7e492095ea95278342ac90cb261a4f5643c198ada943b5e8
[INFO] running `Command { std: "docker" "start" "-a" "1e78572d537a3afd7e492095ea95278342ac90cb261a4f5643c198ada943b5e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling jstream-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.29s
[INFO] running `Command { std: "docker" "inspect" "1e78572d537a3afd7e492095ea95278342ac90cb261a4f5643c198ada943b5e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e78572d537a3afd7e492095ea95278342ac90cb261a4f5643c198ada943b5e8", kill_on_drop: false }`
[INFO] [stdout] 1e78572d537a3afd7e492095ea95278342ac90cb261a4f5643c198ada943b5e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] 443f25a666772958300c1f977a14241e24985f3fc4cb571375dd1680959dbac1
[INFO] running `Command { std: "docker" "start" "-a" "443f25a666772958300c1f977a14241e24985f3fc4cb571375dd1680959dbac1", kill_on_drop: false }`
[INFO] [stderr]    Compiling jstream-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "443f25a666772958300c1f977a14241e24985f3fc4cb571375dd1680959dbac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "443f25a666772958300c1f977a14241e24985f3fc4cb571375dd1680959dbac1", kill_on_drop: false }`
[INFO] [stdout] 443f25a666772958300c1f977a14241e24985f3fc4cb571375dd1680959dbac1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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] cfb7b67ce3bc84dfee36bc4bc02d7e9aa837866f8559a0b1f5b786e4c8b4adf8
[INFO] running `Command { std: "docker" "start" "-a" "cfb7b67ce3bc84dfee36bc4bc02d7e9aa837866f8559a0b1f5b786e4c8b4adf8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jstream_ext-d2a9c5123c6b9377)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test dedup::tests::test_dedup_err ... ok
[INFO] [stdout] test fuse_on_fail::tests::test_fuse_on_none ... ok
[INFO] [stdout] test dedup::tests::test_dedup_simple ... ok
[INFO] [stdout] test fuse_on_fail::tests::test_fuse_on_fail ... ok
[INFO] [stdout] test nth::tests::test_try_stream_first ... ok
[INFO] [stdout] test nth::tests::test_try_stream_nothing ... ok
[INFO] [stdout] test try_filter_map_ok::tests::test_filter_map_ok_error ... ok
[INFO] [stdout] test try_filter_map_ok::tests::test_filter_map_ok_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jstream-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" "cfb7b67ce3bc84dfee36bc4bc02d7e9aa837866f8559a0b1f5b786e4c8b4adf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfb7b67ce3bc84dfee36bc4bc02d7e9aa837866f8559a0b1f5b786e4c8b4adf8", kill_on_drop: false }`
[INFO] [stdout] cfb7b67ce3bc84dfee36bc4bc02d7e9aa837866f8559a0b1f5b786e4c8b4adf8