[INFO] updating cached repository HamaguRe/sqrt_diff
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/HamaguRe/sqrt_diff
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/HamaguRe/sqrt_diff" "work/ex/beta-1.37-6/sources/1.36.0/gh/HamaguRe/sqrt_diff"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/HamaguRe/sqrt_diff'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/HamaguRe/sqrt_diff" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/HamaguRe/sqrt_diff"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/HamaguRe/sqrt_diff'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bb79bc2efc984af226deb6bda461941c6a3bd3fa
[INFO] sha for GitHub repo HamaguRe/sqrt_diff: bb79bc2efc984af226deb6bda461941c6a3bd3fa
[INFO] validating manifest of HamaguRe/sqrt_diff 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 HamaguRe/sqrt_diff 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 HamaguRe/sqrt_diff
[INFO] finished frobbing HamaguRe/sqrt_diff
[INFO] frobbed toml for HamaguRe/sqrt_diff written to work/ex/beta-1.37-6/sources/1.36.0/gh/HamaguRe/sqrt_diff/Cargo.toml
[INFO] started frobbing HamaguRe/sqrt_diff
[INFO] finished frobbing HamaguRe/sqrt_diff
[INFO] frobbed toml for HamaguRe/sqrt_diff written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/HamaguRe/sqrt_diff/Cargo.toml
[INFO] crate HamaguRe/sqrt_diff already has a lockfile, it will not be regenerated
[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 HamaguRe/sqrt_diff against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/HamaguRe/sqrt_diff:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 34c66cdce17224484ddb13d3d28c3e4979a68b97ece6cfd7f41c8d5e7cf75d1b
[INFO] running `"docker" "start" "-a" "34c66cdce17224484ddb13d3d28c3e4979a68b97ece6cfd7f41c8d5e7cf75d1b"`
[INFO] [stderr]    Compiling gnuplot v0.0.31
[INFO] [stderr]    Compiling sqrt_diff v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.39s
[INFO] running `"docker" "inspect" "34c66cdce17224484ddb13d3d28c3e4979a68b97ece6cfd7f41c8d5e7cf75d1b"`
[INFO] running `"docker" "rm" "-f" "34c66cdce17224484ddb13d3d28c3e4979a68b97ece6cfd7f41c8d5e7cf75d1b"`
[INFO] [stdout] 34c66cdce17224484ddb13d3d28c3e4979a68b97ece6cfd7f41c8d5e7cf75d1b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/HamaguRe/sqrt_diff:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 05c7cda5ad03da879346b41b291877fc4a6d5d285b9e611c76436996dc737fad
[INFO] running `"docker" "start" "-a" "05c7cda5ad03da879346b41b291877fc4a6d5d285b9e611c76436996dc737fad"`
[INFO] [stderr]    Compiling sqrt_diff v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "05c7cda5ad03da879346b41b291877fc4a6d5d285b9e611c76436996dc737fad"`
[INFO] running `"docker" "rm" "-f" "05c7cda5ad03da879346b41b291877fc4a6d5d285b9e611c76436996dc737fad"`
[INFO] [stdout] 05c7cda5ad03da879346b41b291877fc4a6d5d285b9e611c76436996dc737fad
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/HamaguRe/sqrt_diff:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] bb9703c1f9018662a01e8e192f8a98e9fc2b77f979c9cd1e23bb157eee06d5cc
[INFO] running `"docker" "start" "-a" "bb9703c1f9018662a01e8e192f8a98e9fc2b77f979c9cd1e23bb157eee06d5cc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sqrt_diff-decb1f0c9f768ecd
[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" "bb9703c1f9018662a01e8e192f8a98e9fc2b77f979c9cd1e23bb157eee06d5cc"`
[INFO] running `"docker" "rm" "-f" "bb9703c1f9018662a01e8e192f8a98e9fc2b77f979c9cd1e23bb157eee06d5cc"`
[INFO] [stdout] bb9703c1f9018662a01e8e192f8a98e9fc2b77f979c9cd1e23bb157eee06d5cc