[INFO] fetching crate iterpipes 0.2.0...
[INFO] testing iterpipes-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate iterpipes 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate iterpipes 0.2.0 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 iterpipes 0.2.0
[INFO] finished tweaking crates.io crate iterpipes 0.2.0
[INFO] tweaked toml for crates.io crate iterpipes 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate iterpipes 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded standback v0.2.8
[INFO] [stderr]   Downloaded quote v1.0.5
[INFO] [stderr]   Downloaded time v0.2.16
[INFO] [stderr]   Downloaded syn v1.0.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 0b48f7311ea462821d86a8d7e1ebc06a497cb0e1f4711ce618c67be4fd1f4b5d
[INFO] running `Command { std: "docker" "start" "-a" "0b48f7311ea462821d86a8d7e1ebc06a497cb0e1f4711ce618c67be4fd1f4b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b48f7311ea462821d86a8d7e1ebc06a497cb0e1f4711ce618c67be4fd1f4b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b48f7311ea462821d86a8d7e1ebc06a497cb0e1f4711ce618c67be4fd1f4b5d", kill_on_drop: false }`
[INFO] [stdout] 0b48f7311ea462821d86a8d7e1ebc06a497cb0e1f4711ce618c67be4fd1f4b5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] c14ba008279f4e540be2ed154f185c84504f188366fedb9f5bf8b556a7fd91d7
[INFO] running `Command { std: "docker" "start" "-a" "c14ba008279f4e540be2ed154f185c84504f188366fedb9f5bf8b556a7fd91d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterpipes v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "c14ba008279f4e540be2ed154f185c84504f188366fedb9f5bf8b556a7fd91d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c14ba008279f4e540be2ed154f185c84504f188366fedb9f5bf8b556a7fd91d7", kill_on_drop: false }`
[INFO] [stdout] c14ba008279f4e540be2ed154f185c84504f188366fedb9f5bf8b556a7fd91d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] da13595eadcb3b417fab8c3803bee914a5d0bd732ec30bfdd1406a94a0162784
[INFO] running `Command { std: "docker" "start" "-a" "da13595eadcb3b417fab8c3803bee914a5d0bd732ec30bfdd1406a94a0162784", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling standback v0.2.8
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling iterpipes v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.51s
[INFO] running `Command { std: "docker" "inspect" "da13595eadcb3b417fab8c3803bee914a5d0bd732ec30bfdd1406a94a0162784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da13595eadcb3b417fab8c3803bee914a5d0bd732ec30bfdd1406a94a0162784", kill_on_drop: false }`
[INFO] [stdout] da13595eadcb3b417fab8c3803bee914a5d0bd732ec30bfdd1406a94a0162784
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 3a73b91e14daf5372c5d3fc86ec71433c75a5b90e26f06b401562b4c9cb00d1e
[INFO] running `Command { std: "docker" "start" "-a" "3a73b91e14daf5372c5d3fc86ec71433c75a5b90e26f06b401562b4c9cb00d1e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iterpipes-a1849824ce791273)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test trait_object ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iterpipes
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/util.rs - util::LazyMut (line 108) ... ok
[INFO] [stdout] test src/util.rs - util::Ditto (line 357) ... ok
[INFO] [stdout] test src/lib.rs - (line 143) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - ResetablePipe::reset (line 487) ... ok
[INFO] [stdout] test src/util.rs - util::Lazy (line 163) ... ok
[INFO] [stdout] test src/lib.rs - Pipe::connect (line 283) ... ok
[INFO] [stdout] test src/util.rs - util::Counter (line 299) ... ok
[INFO] [stdout] test src/lib.rs - Pipe::enumerate (line 417) ... ok
[INFO] [stdout] test src/lib.rs - Pipe::optional (line 376) ... ok
[INFO] [stdout] test src/lib.rs - Pipe::bypass (line 189) ... ok
[INFO] [stdout] test src/lib.rs - Pipe::boxed (line 452) ... ok
[INFO] [stdout] test src/lib.rs - Pipe::into_iter (line 335) ... ok
[INFO] [stdout] test src/lib.rs - Pipe::compose (line 222) ... ok
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] test src/lib.rs - (line 102) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a73b91e14daf5372c5d3fc86ec71433c75a5b90e26f06b401562b4c9cb00d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a73b91e14daf5372c5d3fc86ec71433c75a5b90e26f06b401562b4c9cb00d1e", kill_on_drop: false }`
[INFO] [stdout] 3a73b91e14daf5372c5d3fc86ec71433c75a5b90e26f06b401562b4c9cb00d1e