[INFO] updating cached repository davidpdrsn/stream-countdown
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/davidpdrsn/stream-countdown
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/davidpdrsn/stream-countdown" "work/ex/beta-1.38-1/sources/1.37.0/gh/davidpdrsn/stream-countdown"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/davidpdrsn/stream-countdown'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/davidpdrsn/stream-countdown" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidpdrsn/stream-countdown"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidpdrsn/stream-countdown'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d1d37b9cd7ff4118cac746f1966630e15a6e2294
[INFO] sha for GitHub repo davidpdrsn/stream-countdown: d1d37b9cd7ff4118cac746f1966630e15a6e2294
[INFO] validating manifest of davidpdrsn/stream-countdown 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 davidpdrsn/stream-countdown 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 davidpdrsn/stream-countdown
[INFO] finished frobbing davidpdrsn/stream-countdown
[INFO] frobbed toml for davidpdrsn/stream-countdown written to work/ex/beta-1.38-1/sources/1.37.0/gh/davidpdrsn/stream-countdown/Cargo.toml
[INFO] started frobbing davidpdrsn/stream-countdown
[INFO] finished frobbing davidpdrsn/stream-countdown
[INFO] frobbed toml for davidpdrsn/stream-countdown written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidpdrsn/stream-countdown/Cargo.toml
[INFO] crate davidpdrsn/stream-countdown 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 davidpdrsn/stream-countdown against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/davidpdrsn/stream-countdown:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 819423286e04f4a18c26f479da47077a1c280fb67059ae8ec2abcbcfec963487
[INFO] running `"docker" "start" "-a" "819423286e04f4a18c26f479da47077a1c280fb67059ae8ec2abcbcfec963487"`
[INFO] [stderr]    Compiling ansi-escapes v0.1.0
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling ctrlc v3.1.1
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling stream-countdown v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.40s
[INFO] running `"docker" "inspect" "819423286e04f4a18c26f479da47077a1c280fb67059ae8ec2abcbcfec963487"`
[INFO] running `"docker" "rm" "-f" "819423286e04f4a18c26f479da47077a1c280fb67059ae8ec2abcbcfec963487"`
[INFO] [stdout] 819423286e04f4a18c26f479da47077a1c280fb67059ae8ec2abcbcfec963487
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/davidpdrsn/stream-countdown:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] b640058ec27111a3bac969a9045d72d6ae72bb5d0b73e590d7419f7a81417fd9
[INFO] running `"docker" "start" "-a" "b640058ec27111a3bac969a9045d72d6ae72bb5d0b73e590d7419f7a81417fd9"`
[INFO] [stderr]    Compiling stream-countdown v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "b640058ec27111a3bac969a9045d72d6ae72bb5d0b73e590d7419f7a81417fd9"`
[INFO] running `"docker" "rm" "-f" "b640058ec27111a3bac969a9045d72d6ae72bb5d0b73e590d7419f7a81417fd9"`
[INFO] [stdout] b640058ec27111a3bac969a9045d72d6ae72bb5d0b73e590d7419f7a81417fd9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/davidpdrsn/stream-countdown:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 83dbfeb79a7c0af8a5da71f38cca5dcf804a883c187b3c8ece64358753987a33
[INFO] running `"docker" "start" "-a" "83dbfeb79a7c0af8a5da71f38cca5dcf804a883c187b3c8ece64358753987a33"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/stream_countdown-c6e2c4bf4b971f15
[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" "83dbfeb79a7c0af8a5da71f38cca5dcf804a883c187b3c8ece64358753987a33"`
[INFO] running `"docker" "rm" "-f" "83dbfeb79a7c0af8a5da71f38cca5dcf804a883c187b3c8ece64358753987a33"`
[INFO] [stdout] 83dbfeb79a7c0af8a5da71f38cca5dcf804a883c187b3c8ece64358753987a33