[INFO] crate rwutil 2.0.0 is already in cache
[INFO] extracting crate rwutil 2.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/rwutil/2.0.0
[INFO] extracting crate rwutil 2.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rwutil/2.0.0
[INFO] validating manifest of rwutil-2.0.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rwutil-2.0.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rwutil-2.0.0
[INFO] finished frobbing rwutil-2.0.0
[INFO] frobbed toml for rwutil-2.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/rwutil/2.0.0/Cargo.toml
[INFO] started frobbing rwutil-2.0.0
[INFO] finished frobbing rwutil-2.0.0
[INFO] frobbed toml for rwutil-2.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rwutil/2.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rwutil-2.0.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rwutil/2.0.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] bf631710a605587e6850a0b5a2ac88299ed2ba3eea108be8db2e647b13db6daf
[INFO] running `"docker" "start" "-a" "bf631710a605587e6850a0b5a2ac88299ed2ba3eea108be8db2e647b13db6daf"`
[INFO] [stderr]    Compiling rwutil v2.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "bf631710a605587e6850a0b5a2ac88299ed2ba3eea108be8db2e647b13db6daf"`
[INFO] running `"docker" "rm" "-f" "bf631710a605587e6850a0b5a2ac88299ed2ba3eea108be8db2e647b13db6daf"`
[INFO] [stdout] bf631710a605587e6850a0b5a2ac88299ed2ba3eea108be8db2e647b13db6daf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rwutil/2.0.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7ec68b4d2b2a25c93cf9c52cda41c823713ab698d176ff551c021ab6b15da720
[INFO] running `"docker" "start" "-a" "7ec68b4d2b2a25c93cf9c52cda41c823713ab698d176ff551c021ab6b15da720"`
[INFO] [stderr]    Compiling rwutil v2.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "7ec68b4d2b2a25c93cf9c52cda41c823713ab698d176ff551c021ab6b15da720"`
[INFO] running `"docker" "rm" "-f" "7ec68b4d2b2a25c93cf9c52cda41c823713ab698d176ff551c021ab6b15da720"`
[INFO] [stdout] 7ec68b4d2b2a25c93cf9c52cda41c823713ab698d176ff551c021ab6b15da720
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rwutil/2.0.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 39bce49da09ae05242c5275d2998028f0818677fbfae8bf684498a0e56dc1b63
[INFO] running `"docker" "start" "-a" "39bce49da09ae05242c5275d2998028f0818677fbfae8bf684498a0e56dc1b63"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rwutil-3a8cbf628223b370
[INFO] [stderr]    Doc-tests rwutil
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test length_prefixed::test::test_u64_prefixed_write_le ... ok
[INFO] [stdout] test length_prefixed::test::test_u8_prefixed_write ... ok
[INFO] [stdout] test length_prefixed::test::test_u64_prefixed_write_be ... ok
[INFO] [stdout] test length_prefixed::test::test_u32_prefixed_write_le ... ok
[INFO] [stdout] test length_prefixed::test::test_u32_prefixed_write_be ... ok
[INFO] [stdout] test length_prefixed::test::test_u16_prefixed_write_le ... ok
[INFO] [stdout] test bytes0::test::test_bytes0 ... ok
[INFO] [stdout] test length_prefixed::test::test_u16_prefixed_write_be ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/bytes0.rs - bytes0 (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "39bce49da09ae05242c5275d2998028f0818677fbfae8bf684498a0e56dc1b63"`
[INFO] running `"docker" "rm" "-f" "39bce49da09ae05242c5275d2998028f0818677fbfae8bf684498a0e56dc1b63"`
[INFO] [stdout] 39bce49da09ae05242c5275d2998028f0818677fbfae8bf684498a0e56dc1b63