[INFO] crate flat_map 0.0.8 is already in cache
[INFO] extracting crate flat_map 0.0.8 into work/ex/beta-1.37-6/sources/1.36.0/reg/flat_map/0.0.8
[INFO] extracting crate flat_map 0.0.8 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/flat_map/0.0.8
[INFO] validating manifest of flat_map-0.0.8 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 flat_map-0.0.8 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 flat_map-0.0.8
[INFO] finished frobbing flat_map-0.0.8
[INFO] frobbed toml for flat_map-0.0.8 written to work/ex/beta-1.37-6/sources/1.36.0/reg/flat_map/0.0.8/Cargo.toml
[INFO] started frobbing flat_map-0.0.8
[INFO] finished frobbing flat_map-0.0.8
[INFO] frobbed toml for flat_map-0.0.8 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/flat_map/0.0.8/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 flat_map-0.0.8 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/flat_map/0.0.8:/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] 5f3193cf96e0f71d5ba07e20c6207f916ecb07e2897bd14fe2fb1f829843929d
[INFO] running `"docker" "start" "-a" "5f3193cf96e0f71d5ba07e20c6207f916ecb07e2897bd14fe2fb1f829843929d"`
[INFO] [stderr]    Compiling flat_map v0.0.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `"docker" "inspect" "5f3193cf96e0f71d5ba07e20c6207f916ecb07e2897bd14fe2fb1f829843929d"`
[INFO] running `"docker" "rm" "-f" "5f3193cf96e0f71d5ba07e20c6207f916ecb07e2897bd14fe2fb1f829843929d"`
[INFO] [stdout] 5f3193cf96e0f71d5ba07e20c6207f916ecb07e2897bd14fe2fb1f829843929d
[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/flat_map/0.0.8:/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] 2aa488f615179ffd6cb401d20f479e45dee17e6b4f297c9043b9165654944546
[INFO] running `"docker" "start" "-a" "2aa488f615179ffd6cb401d20f479e45dee17e6b4f297c9043b9165654944546"`
[INFO] [stderr]    Compiling flat_map v0.0.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "2aa488f615179ffd6cb401d20f479e45dee17e6b4f297c9043b9165654944546"`
[INFO] running `"docker" "rm" "-f" "2aa488f615179ffd6cb401d20f479e45dee17e6b4f297c9043b9165654944546"`
[INFO] [stdout] 2aa488f615179ffd6cb401d20f479e45dee17e6b4f297c9043b9165654944546
[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/flat_map/0.0.8:/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] 53386f2e7b97a5adfd1dd6452605853d225adc366f00a84e98e12c1dc1a941c6
[INFO] running `"docker" "start" "-a" "53386f2e7b97a5adfd1dd6452605853d225adc366f00a84e98e12c1dc1a941c6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/flat_map-3f5edcae8dbe1fe0
[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" "53386f2e7b97a5adfd1dd6452605853d225adc366f00a84e98e12c1dc1a941c6"`
[INFO] running `"docker" "rm" "-f" "53386f2e7b97a5adfd1dd6452605853d225adc366f00a84e98e12c1dc1a941c6"`
[INFO] [stdout] 53386f2e7b97a5adfd1dd6452605853d225adc366f00a84e98e12c1dc1a941c6