[INFO] crate introspection 0.1.0 is already in cache
[INFO] extracting crate introspection 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/introspection/0.1.0
[INFO] extracting crate introspection 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/introspection/0.1.0
[INFO] validating manifest of introspection-0.1.0 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 introspection-0.1.0 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 introspection-0.1.0
[INFO] finished frobbing introspection-0.1.0
[INFO] frobbed toml for introspection-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/introspection/0.1.0/Cargo.toml
[INFO] started frobbing introspection-0.1.0
[INFO] finished frobbing introspection-0.1.0
[INFO] frobbed toml for introspection-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/introspection/0.1.0/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 introspection-0.1.0 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/introspection/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 72d6395417805aa66eb0cbc17052a53c29a109f26a4a8a60cb1eb02e56605efe
[INFO] running `"docker" "start" "-a" "72d6395417805aa66eb0cbc17052a53c29a109f26a4a8a60cb1eb02e56605efe"`
[INFO] [stderr]    Compiling introspection v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `"docker" "inspect" "72d6395417805aa66eb0cbc17052a53c29a109f26a4a8a60cb1eb02e56605efe"`
[INFO] running `"docker" "rm" "-f" "72d6395417805aa66eb0cbc17052a53c29a109f26a4a8a60cb1eb02e56605efe"`
[INFO] [stdout] 72d6395417805aa66eb0cbc17052a53c29a109f26a4a8a60cb1eb02e56605efe
[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/introspection/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] a7d7f8a66ef4214c13b0dc814edd56e6d496b4f5ff558976bd8102625355ff9b
[INFO] running `"docker" "start" "-a" "a7d7f8a66ef4214c13b0dc814edd56e6d496b4f5ff558976bd8102625355ff9b"`
[INFO] [stderr]    Compiling introspection v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "a7d7f8a66ef4214c13b0dc814edd56e6d496b4f5ff558976bd8102625355ff9b"`
[INFO] running `"docker" "rm" "-f" "a7d7f8a66ef4214c13b0dc814edd56e6d496b4f5ff558976bd8102625355ff9b"`
[INFO] [stdout] a7d7f8a66ef4214c13b0dc814edd56e6d496b4f5ff558976bd8102625355ff9b
[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/introspection/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 43a88bc22166f31a4a941428a41d7f60618f0943587468e341f49dc8ad46c89d
[INFO] running `"docker" "start" "-a" "43a88bc22166f31a4a941428a41d7f60618f0943587468e341f49dc8ad46c89d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/introspection-45226be2244fa431
[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] [stderr]    Doc-tests introspection
[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" "43a88bc22166f31a4a941428a41d7f60618f0943587468e341f49dc8ad46c89d"`
[INFO] running `"docker" "rm" "-f" "43a88bc22166f31a4a941428a41d7f60618f0943587468e341f49dc8ad46c89d"`
[INFO] [stdout] 43a88bc22166f31a4a941428a41d7f60618f0943587468e341f49dc8ad46c89d