[INFO] crate precision 0.1.9 is already in cache
[INFO] extracting crate precision 0.1.9 into work/ex/beta-1.37-6/sources/1.36.0/reg/precision/0.1.9
[INFO] extracting crate precision 0.1.9 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/precision/0.1.9
[INFO] validating manifest of precision-0.1.9 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 precision-0.1.9 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 precision-0.1.9
[INFO] finished frobbing precision-0.1.9
[INFO] frobbed toml for precision-0.1.9 written to work/ex/beta-1.37-6/sources/1.36.0/reg/precision/0.1.9/Cargo.toml
[INFO] started frobbing precision-0.1.9
[INFO] finished frobbing precision-0.1.9
[INFO] frobbed toml for precision-0.1.9 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/precision/0.1.9/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 precision-0.1.9 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-6/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/precision/0.1.9:/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] 41872b096c8acf5409118aa1202bda3ec15d051cbf94687e2c2e943d00444641
[INFO] running `"docker" "start" "-a" "41872b096c8acf5409118aa1202bda3ec15d051cbf94687e2c2e943d00444641"`
[INFO] [stderr]    Compiling precision v0.1.9 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "41872b096c8acf5409118aa1202bda3ec15d051cbf94687e2c2e943d00444641"`
[INFO] running `"docker" "rm" "-f" "41872b096c8acf5409118aa1202bda3ec15d051cbf94687e2c2e943d00444641"`
[INFO] [stdout] 41872b096c8acf5409118aa1202bda3ec15d051cbf94687e2c2e943d00444641
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/precision/0.1.9:/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] dd3f82cc87e53ea3a766da9acab40023bcc215e5bcb187c1690b243fd10d8afe
[INFO] running `"docker" "start" "-a" "dd3f82cc87e53ea3a766da9acab40023bcc215e5bcb187c1690b243fd10d8afe"`
[INFO] [stderr]    Compiling precision v0.1.9 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "dd3f82cc87e53ea3a766da9acab40023bcc215e5bcb187c1690b243fd10d8afe"`
[INFO] running `"docker" "rm" "-f" "dd3f82cc87e53ea3a766da9acab40023bcc215e5bcb187c1690b243fd10d8afe"`
[INFO] [stdout] dd3f82cc87e53ea3a766da9acab40023bcc215e5bcb187c1690b243fd10d8afe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/precision/0.1.9:/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] e8ad2567cbe107862ff6bda5ef475195d0d5c106aeff3696f2ab17d0a4d2a73e
[INFO] running `"docker" "start" "-a" "e8ad2567cbe107862ff6bda5ef475195d0d5c106aeff3696f2ab17d0a4d2a73e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/precision-8caa20a5d7a5591f
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests precision
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 8) ... 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" "e8ad2567cbe107862ff6bda5ef475195d0d5c106aeff3696f2ab17d0a4d2a73e"`
[INFO] running `"docker" "rm" "-f" "e8ad2567cbe107862ff6bda5ef475195d0d5c106aeff3696f2ab17d0a4d2a73e"`
[INFO] [stdout] e8ad2567cbe107862ff6bda5ef475195d0d5c106aeff3696f2ab17d0a4d2a73e