[INFO] crate fiber 0.1.0 is already in cache
[INFO] extracting crate fiber 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/fiber/0.1.0
[INFO] extracting crate fiber 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fiber/0.1.0
[INFO] validating manifest of fiber-0.1.0 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 fiber-0.1.0 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 fiber-0.1.0
[INFO] finished frobbing fiber-0.1.0
[INFO] frobbed toml for fiber-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/fiber/0.1.0/Cargo.toml
[INFO] started frobbing fiber-0.1.0
[INFO] finished frobbing fiber-0.1.0
[INFO] frobbed toml for fiber-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fiber/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 fiber-0.1.0 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-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fiber/0.1.0:/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] fe8a8f2748a58111dc3ad2cd72dc875cade27820c36a43bb72980e385618750f
[INFO] running `"docker" "start" "-a" "fe8a8f2748a58111dc3ad2cd72dc875cade27820c36a43bb72980e385618750f"`
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling pest v0.4.1
[INFO] [stderr]    Compiling serde_json v0.8.6
[INFO] [stderr]    Compiling tera v0.1.3
[INFO] [stderr]    Compiling fiber v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.08s
[INFO] running `"docker" "inspect" "fe8a8f2748a58111dc3ad2cd72dc875cade27820c36a43bb72980e385618750f"`
[INFO] running `"docker" "rm" "-f" "fe8a8f2748a58111dc3ad2cd72dc875cade27820c36a43bb72980e385618750f"`
[INFO] [stdout] fe8a8f2748a58111dc3ad2cd72dc875cade27820c36a43bb72980e385618750f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fiber/0.1.0:/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] c3050a72e84e187a9b2229413b69764dfa7887d08bab97d119bbab501dfc813e
[INFO] running `"docker" "start" "-a" "c3050a72e84e187a9b2229413b69764dfa7887d08bab97d119bbab501dfc813e"`
[INFO] [stderr]    Compiling fiber v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "c3050a72e84e187a9b2229413b69764dfa7887d08bab97d119bbab501dfc813e"`
[INFO] running `"docker" "rm" "-f" "c3050a72e84e187a9b2229413b69764dfa7887d08bab97d119bbab501dfc813e"`
[INFO] [stdout] c3050a72e84e187a9b2229413b69764dfa7887d08bab97d119bbab501dfc813e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fiber/0.1.0:/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] ae49cfcf0e810496565f1370548a3440acb69a7951dd339330ba49c80b66cadc
[INFO] running `"docker" "start" "-a" "ae49cfcf0e810496565f1370548a3440acb69a7951dd339330ba49c80b66cadc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fiber-48e3e7acf2af14d9
[INFO] [stderr]    Doc-tests fiber
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "ae49cfcf0e810496565f1370548a3440acb69a7951dd339330ba49c80b66cadc"`
[INFO] running `"docker" "rm" "-f" "ae49cfcf0e810496565f1370548a3440acb69a7951dd339330ba49c80b66cadc"`
[INFO] [stdout] ae49cfcf0e810496565f1370548a3440acb69a7951dd339330ba49c80b66cadc