[INFO] crate configuration 0.7.2 is already in cache
[INFO] extracting crate configuration 0.7.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/configuration/0.7.2
[INFO] extracting crate configuration 0.7.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/configuration/0.7.2
[INFO] validating manifest of configuration-0.7.2 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 configuration-0.7.2 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 configuration-0.7.2
[INFO] finished frobbing configuration-0.7.2
[INFO] frobbed toml for configuration-0.7.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/configuration/0.7.2/Cargo.toml
[INFO] started frobbing configuration-0.7.2
[INFO] finished frobbing configuration-0.7.2
[INFO] frobbed toml for configuration-0.7.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/configuration/0.7.2/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 configuration-0.7.2 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/configuration/0.7.2:/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] 7d75bda9795cd0ffbe5b0f2017feb78b25056671d8e28270cd7cbd25f6bc6d09
[INFO] running `"docker" "start" "-a" "7d75bda9795cd0ffbe5b0f2017feb78b25056671d8e28270cd7cbd25f6bc6d09"`
[INFO] [stderr]    Compiling options v0.5.1
[INFO] [stderr]    Compiling toml v0.1.30
[INFO] [stderr]    Compiling configuration v0.7.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `"docker" "inspect" "7d75bda9795cd0ffbe5b0f2017feb78b25056671d8e28270cd7cbd25f6bc6d09"`
[INFO] running `"docker" "rm" "-f" "7d75bda9795cd0ffbe5b0f2017feb78b25056671d8e28270cd7cbd25f6bc6d09"`
[INFO] [stdout] 7d75bda9795cd0ffbe5b0f2017feb78b25056671d8e28270cd7cbd25f6bc6d09
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/configuration/0.7.2:/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] 3771e7799b13d8820f6fc4e08619448888127bf734b700bb1196ce114763eb2f
[INFO] running `"docker" "start" "-a" "3771e7799b13d8820f6fc4e08619448888127bf734b700bb1196ce114763eb2f"`
[INFO] [stderr]    Compiling configuration v0.7.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "3771e7799b13d8820f6fc4e08619448888127bf734b700bb1196ce114763eb2f"`
[INFO] running `"docker" "rm" "-f" "3771e7799b13d8820f6fc4e08619448888127bf734b700bb1196ce114763eb2f"`
[INFO] [stdout] 3771e7799b13d8820f6fc4e08619448888127bf734b700bb1196ce114763eb2f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/configuration/0.7.2:/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] d05b4c50e92f80887ccbc00520b53c0bf172a695e4d212be3a971c384b58fba6
[INFO] running `"docker" "start" "-a" "d05b4c50e92f80887ccbc00520b53c0bf172a695e4d212be3a971c384b58fba6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tree::tests::get ... ok
[INFO] [stdout] test tree::tests::forest ... ok
[INFO] [stdout] test tree::tests::set ... ok
[INFO] [stdout] test tree::tests::branch ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/configuration-b1607b82df62f4f5
[INFO] [stderr]    Doc-tests configuration
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 3) ... 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" "d05b4c50e92f80887ccbc00520b53c0bf172a695e4d212be3a971c384b58fba6"`
[INFO] running `"docker" "rm" "-f" "d05b4c50e92f80887ccbc00520b53c0bf172a695e4d212be3a971c384b58fba6"`
[INFO] [stdout] d05b4c50e92f80887ccbc00520b53c0bf172a695e4d212be3a971c384b58fba6