[INFO] crate mkserial 0.0.0 is already in cache
[INFO] extracting crate mkserial 0.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/mkserial/0.0.0
[INFO] extracting crate mkserial 0.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mkserial/0.0.0
[INFO] validating manifest of mkserial-0.0.0 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 mkserial-0.0.0 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 mkserial-0.0.0
[INFO] finished frobbing mkserial-0.0.0
[INFO] frobbed toml for mkserial-0.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/mkserial/0.0.0/Cargo.toml
[INFO] started frobbing mkserial-0.0.0
[INFO] finished frobbing mkserial-0.0.0
[INFO] frobbed toml for mkserial-0.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/mkserial/0.0.0/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] [stderr]     Blocking waiting for file lock on package cache
[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 mkserial-0.0.0 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-5/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/mkserial/0.0.0:/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] 89942ab94cee0ab22cad4fae8806bec4ea509ec143e47dd81e94a7571e7d1b4f
[INFO] running `"docker" "start" "-a" "89942ab94cee0ab22cad4fae8806bec4ea509ec143e47dd81e94a7571e7d1b4f"`
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling mkserial v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `"docker" "inspect" "89942ab94cee0ab22cad4fae8806bec4ea509ec143e47dd81e94a7571e7d1b4f"`
[INFO] running `"docker" "rm" "-f" "89942ab94cee0ab22cad4fae8806bec4ea509ec143e47dd81e94a7571e7d1b4f"`
[INFO] [stdout] 89942ab94cee0ab22cad4fae8806bec4ea509ec143e47dd81e94a7571e7d1b4f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/mkserial/0.0.0:/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] cdb46c29b3a8351503c42ada7ac0e9003d2c382233f8ea15648142e50be9da1a
[INFO] running `"docker" "start" "-a" "cdb46c29b3a8351503c42ada7ac0e9003d2c382233f8ea15648142e50be9da1a"`
[INFO] [stderr]    Compiling mkserial v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "cdb46c29b3a8351503c42ada7ac0e9003d2c382233f8ea15648142e50be9da1a"`
[INFO] running `"docker" "rm" "-f" "cdb46c29b3a8351503c42ada7ac0e9003d2c382233f8ea15648142e50be9da1a"`
[INFO] [stdout] cdb46c29b3a8351503c42ada7ac0e9003d2c382233f8ea15648142e50be9da1a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/mkserial/0.0.0:/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] db35d794cefe871525939f0a8b68a974dc22f6df57156fe1e27bd15d5b6d6fed
[INFO] running `"docker" "start" "-a" "db35d794cefe871525939f0a8b68a974dc22f6df57156fe1e27bd15d5b6d6fed"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mkserial-6c62206887f9e0ea
[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" "db35d794cefe871525939f0a8b68a974dc22f6df57156fe1e27bd15d5b6d6fed"`
[INFO] running `"docker" "rm" "-f" "db35d794cefe871525939f0a8b68a974dc22f6df57156fe1e27bd15d5b6d6fed"`
[INFO] [stdout] db35d794cefe871525939f0a8b68a974dc22f6df57156fe1e27bd15d5b6d6fed