[INFO] crate introspection 0.1.0 is already in cache
[INFO] extracting crate introspection 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/introspection/0.1.0
[INFO] extracting crate introspection 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/introspection/0.1.0
[INFO] validating manifest of introspection-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 introspection-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 introspection-0.1.0
[INFO] finished frobbing introspection-0.1.0
[INFO] frobbed toml for introspection-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/reg/introspection/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 introspection-0.1.0 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 765b6b97846194b63dd8286c764bd3660f3c89435f1dd758813ebfa396b20674
[INFO] running `"docker" "start" "-a" "765b6b97846194b63dd8286c764bd3660f3c89435f1dd758813ebfa396b20674"`
[INFO] [stderr]    Compiling introspection v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "765b6b97846194b63dd8286c764bd3660f3c89435f1dd758813ebfa396b20674"`
[INFO] running `"docker" "rm" "-f" "765b6b97846194b63dd8286c764bd3660f3c89435f1dd758813ebfa396b20674"`
[INFO] [stdout] 765b6b97846194b63dd8286c764bd3660f3c89435f1dd758813ebfa396b20674
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] da6e4eec082adc92a5ef42afdafb0830489185aa65fe872d5f2901c94ec03a88
[INFO] running `"docker" "start" "-a" "da6e4eec082adc92a5ef42afdafb0830489185aa65fe872d5f2901c94ec03a88"`
[INFO] [stderr]    Compiling introspection v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "da6e4eec082adc92a5ef42afdafb0830489185aa65fe872d5f2901c94ec03a88"`
[INFO] running `"docker" "rm" "-f" "da6e4eec082adc92a5ef42afdafb0830489185aa65fe872d5f2901c94ec03a88"`
[INFO] [stdout] da6e4eec082adc92a5ef42afdafb0830489185aa65fe872d5f2901c94ec03a88
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] b9e89a3a3d633a1afbcfb056c67860e79b311ccd3c82c4ddb365e0160f0c85f3
[INFO] running `"docker" "start" "-a" "b9e89a3a3d633a1afbcfb056c67860e79b311ccd3c82c4ddb365e0160f0c85f3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/introspection-b3da1401b7ca314e
[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" "b9e89a3a3d633a1afbcfb056c67860e79b311ccd3c82c4ddb365e0160f0c85f3"`
[INFO] running `"docker" "rm" "-f" "b9e89a3a3d633a1afbcfb056c67860e79b311ccd3c82c4ddb365e0160f0c85f3"`
[INFO] [stdout] b9e89a3a3d633a1afbcfb056c67860e79b311ccd3c82c4ddb365e0160f0c85f3