[INFO] crate precision 0.1.9 is already in cache
[INFO] extracting crate precision 0.1.9 into work/ex/beta-1.38-1/sources/1.37.0/reg/precision/0.1.9
[INFO] extracting crate precision 0.1.9 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/precision/0.1.9
[INFO] validating manifest of precision-0.1.9 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 precision-0.1.9 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 precision-0.1.9
[INFO] finished frobbing precision-0.1.9
[INFO] frobbed toml for precision-0.1.9 written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/reg/precision/0.1.9/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 precision-0.1.9 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 296b827d07172fce258c6fed32cb5e2eeafccb6d9be79dacc55a143bec1da504
[INFO] running `"docker" "start" "-a" "296b827d07172fce258c6fed32cb5e2eeafccb6d9be79dacc55a143bec1da504"`
[INFO] [stderr]    Compiling precision v0.1.9 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "296b827d07172fce258c6fed32cb5e2eeafccb6d9be79dacc55a143bec1da504"`
[INFO] running `"docker" "rm" "-f" "296b827d07172fce258c6fed32cb5e2eeafccb6d9be79dacc55a143bec1da504"`
[INFO] [stdout] 296b827d07172fce258c6fed32cb5e2eeafccb6d9be79dacc55a143bec1da504
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 59468f3058d1cf6c63c7db0639ff00093e12b81fc8c1a5cb80443ca5138c39fc
[INFO] running `"docker" "start" "-a" "59468f3058d1cf6c63c7db0639ff00093e12b81fc8c1a5cb80443ca5138c39fc"`
[INFO] [stderr]    Compiling precision v0.1.9 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "59468f3058d1cf6c63c7db0639ff00093e12b81fc8c1a5cb80443ca5138c39fc"`
[INFO] running `"docker" "rm" "-f" "59468f3058d1cf6c63c7db0639ff00093e12b81fc8c1a5cb80443ca5138c39fc"`
[INFO] [stdout] 59468f3058d1cf6c63c7db0639ff00093e12b81fc8c1a5cb80443ca5138c39fc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] f7fc652d6113b61e9538158ab44f44f46e875cb42a903063777827fd51d865f3
[INFO] running `"docker" "start" "-a" "f7fc652d6113b61e9538158ab44f44f46e875cb42a903063777827fd51d865f3"`
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/precision-760b2d1081f7a4ab
[INFO] [stderr]    Doc-tests precision
[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] [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" "f7fc652d6113b61e9538158ab44f44f46e875cb42a903063777827fd51d865f3"`
[INFO] running `"docker" "rm" "-f" "f7fc652d6113b61e9538158ab44f44f46e875cb42a903063777827fd51d865f3"`
[INFO] [stdout] f7fc652d6113b61e9538158ab44f44f46e875cb42a903063777827fd51d865f3