[INFO] crate impl-service 0.1.6 is already in cache
[INFO] extracting crate impl-service 0.1.6 into work/ex/beta-1.38-1/sources/1.37.0/reg/impl-service/0.1.6
[INFO] extracting crate impl-service 0.1.6 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/impl-service/0.1.6
[INFO] validating manifest of impl-service-0.1.6 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 impl-service-0.1.6 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 impl-service-0.1.6
[INFO] finished frobbing impl-service-0.1.6
[INFO] frobbed toml for impl-service-0.1.6 written to work/ex/beta-1.38-1/sources/1.37.0/reg/impl-service/0.1.6/Cargo.toml
[INFO] started frobbing impl-service-0.1.6
[INFO] finished frobbing impl-service-0.1.6
[INFO] frobbed toml for impl-service-0.1.6 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/impl-service/0.1.6/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing impl-service-0.1.6 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/impl-service/0.1.6:/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] 62c7a7463db03f4fa85ff5010d2f4d615ec70f9069aa45390ff353049cf13093
[INFO] running `"docker" "start" "-a" "62c7a7463db03f4fa85ff5010d2f4d615ec70f9069aa45390ff353049cf13093"`
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling impl-service v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.26s
[INFO] running `"docker" "inspect" "62c7a7463db03f4fa85ff5010d2f4d615ec70f9069aa45390ff353049cf13093"`
[INFO] running `"docker" "rm" "-f" "62c7a7463db03f4fa85ff5010d2f4d615ec70f9069aa45390ff353049cf13093"`
[INFO] [stdout] 62c7a7463db03f4fa85ff5010d2f4d615ec70f9069aa45390ff353049cf13093
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/impl-service/0.1.6:/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] 8d7f19abac996512169e37de3cd50ca4f599837e16d34b5ff146a7ee9a3bd7bb
[INFO] running `"docker" "start" "-a" "8d7f19abac996512169e37de3cd50ca4f599837e16d34b5ff146a7ee9a3bd7bb"`
[INFO] [stderr]    Compiling impl-service v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "8d7f19abac996512169e37de3cd50ca4f599837e16d34b5ff146a7ee9a3bd7bb"`
[INFO] running `"docker" "rm" "-f" "8d7f19abac996512169e37de3cd50ca4f599837e16d34b5ff146a7ee9a3bd7bb"`
[INFO] [stdout] 8d7f19abac996512169e37de3cd50ca4f599837e16d34b5ff146a7ee9a3bd7bb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/impl-service/0.1.6:/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] ae68e24a2487ea2da5bfb1b7ffd97f1726d9024c598554b79fbd86b4985f0ea8
[INFO] running `"docker" "start" "-a" "ae68e24a2487ea2da5bfb1b7ffd97f1726d9024c598554b79fbd86b4985f0ea8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/impl_service-2c965b11b64dc364
[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 impl-service
[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" "ae68e24a2487ea2da5bfb1b7ffd97f1726d9024c598554b79fbd86b4985f0ea8"`
[INFO] running `"docker" "rm" "-f" "ae68e24a2487ea2da5bfb1b7ffd97f1726d9024c598554b79fbd86b4985f0ea8"`
[INFO] [stdout] ae68e24a2487ea2da5bfb1b7ffd97f1726d9024c598554b79fbd86b4985f0ea8