[INFO] updating cached repository pietgeursen/learn-me-rust-streams
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pietgeursen/learn-me-rust-streams
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pietgeursen/learn-me-rust-streams" "work/ex/beta-1.38-1/sources/1.37.0/gh/pietgeursen/learn-me-rust-streams"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/pietgeursen/learn-me-rust-streams'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pietgeursen/learn-me-rust-streams" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pietgeursen/learn-me-rust-streams"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pietgeursen/learn-me-rust-streams'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 62cba40d2a606f19dd833f8c26a4aaeb298a8b26
[INFO] sha for GitHub repo pietgeursen/learn-me-rust-streams: 62cba40d2a606f19dd833f8c26a4aaeb298a8b26
[INFO] validating manifest of pietgeursen/learn-me-rust-streams on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pietgeursen/learn-me-rust-streams on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pietgeursen/learn-me-rust-streams
[INFO] finished frobbing pietgeursen/learn-me-rust-streams
[INFO] frobbed toml for pietgeursen/learn-me-rust-streams written to work/ex/beta-1.38-1/sources/1.37.0/gh/pietgeursen/learn-me-rust-streams/Cargo.toml
[INFO] started frobbing pietgeursen/learn-me-rust-streams
[INFO] finished frobbing pietgeursen/learn-me-rust-streams
[INFO] frobbed toml for pietgeursen/learn-me-rust-streams written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pietgeursen/learn-me-rust-streams/Cargo.toml
[INFO] crate pietgeursen/learn-me-rust-streams already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing pietgeursen/learn-me-rust-streams against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pietgeursen/learn-me-rust-streams:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] b84edec60f8b9403ca5c333552409860111f2dedaad23a22f315aa1849d1e08d
[INFO] running `"docker" "start" "-a" "b84edec60f8b9403ca5c333552409860111f2dedaad23a22f315aa1849d1e08d"`
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.5
[INFO] [stderr]    Compiling tokio-streams v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.86s
[INFO] running `"docker" "inspect" "b84edec60f8b9403ca5c333552409860111f2dedaad23a22f315aa1849d1e08d"`
[INFO] running `"docker" "rm" "-f" "b84edec60f8b9403ca5c333552409860111f2dedaad23a22f315aa1849d1e08d"`
[INFO] [stdout] b84edec60f8b9403ca5c333552409860111f2dedaad23a22f315aa1849d1e08d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pietgeursen/learn-me-rust-streams:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 24fa9c78c9355446aa8eef49dcb02ceeb6fffba8f02c6e50ff307e5f95c5bede
[INFO] running `"docker" "start" "-a" "24fa9c78c9355446aa8eef49dcb02ceeb6fffba8f02c6e50ff307e5f95c5bede"`
[INFO] [stderr]    Compiling tokio-streams v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "24fa9c78c9355446aa8eef49dcb02ceeb6fffba8f02c6e50ff307e5f95c5bede"`
[INFO] running `"docker" "rm" "-f" "24fa9c78c9355446aa8eef49dcb02ceeb6fffba8f02c6e50ff307e5f95c5bede"`
[INFO] [stdout] 24fa9c78c9355446aa8eef49dcb02ceeb6fffba8f02c6e50ff307e5f95c5bede
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pietgeursen/learn-me-rust-streams:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 41d6e1fe2367cde59d760a77b93afb88d2fe6f08a8107c00bccb0921a7d7e83a
[INFO] running `"docker" "start" "-a" "41d6e1fe2367cde59d760a77b93afb88d2fe6f08a8107c00bccb0921a7d7e83a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tokio_streams-c69e10c3ca4ad7df
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "41d6e1fe2367cde59d760a77b93afb88d2fe6f08a8107c00bccb0921a7d7e83a"`
[INFO] running `"docker" "rm" "-f" "41d6e1fe2367cde59d760a77b93afb88d2fe6f08a8107c00bccb0921a7d7e83a"`
[INFO] [stdout] 41d6e1fe2367cde59d760a77b93afb88d2fe6f08a8107c00bccb0921a7d7e83a