[INFO] updating cached repository lcolaholicl/linear-and-binary-search-comparison [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/lcolaholicl/linear-and-binary-search-comparison [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/lcolaholicl/linear-and-binary-search-comparison" "work/ex/beta-1.38-1/sources/1.37.0/gh/lcolaholicl/linear-and-binary-search-comparison"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lcolaholicl/linear-and-binary-search-comparison'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/lcolaholicl/linear-and-binary-search-comparison" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lcolaholicl/linear-and-binary-search-comparison"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lcolaholicl/linear-and-binary-search-comparison'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7802be43d3a796ea1dd308b1f2ca397183094975 [INFO] sha for GitHub repo lcolaholicl/linear-and-binary-search-comparison: 7802be43d3a796ea1dd308b1f2ca397183094975 [INFO] validating manifest of lcolaholicl/linear-and-binary-search-comparison 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 lcolaholicl/linear-and-binary-search-comparison 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 lcolaholicl/linear-and-binary-search-comparison [INFO] finished frobbing lcolaholicl/linear-and-binary-search-comparison [INFO] frobbed toml for lcolaholicl/linear-and-binary-search-comparison written to work/ex/beta-1.38-1/sources/1.37.0/gh/lcolaholicl/linear-and-binary-search-comparison/Cargo.toml [INFO] started frobbing lcolaholicl/linear-and-binary-search-comparison [INFO] finished frobbing lcolaholicl/linear-and-binary-search-comparison [INFO] frobbed toml for lcolaholicl/linear-and-binary-search-comparison written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lcolaholicl/linear-and-binary-search-comparison/Cargo.toml [INFO] crate lcolaholicl/linear-and-binary-search-comparison already has a lockfile, it will not be regenerated [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 lcolaholicl/linear-and-binary-search-comparison against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lcolaholicl/linear-and-binary-search-comparison:/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-2019-08-13" "build" "--frozen"` [INFO] [stdout] f9d7668a73c683c0997f883918e15041a17aad7756b4b6b38043c3de30d0a687 [INFO] running `"docker" "start" "-a" "f9d7668a73c683c0997f883918e15041a17aad7756b4b6b38043c3de30d0a687"` [INFO] [stderr] Compiling cc v1.0.28 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Compiling rand v0.6.3 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Compiling num_cpus v1.9.0 [INFO] [stderr] Compiling rand_os v0.1.0 [INFO] [stderr] Compiling syn v0.15.23 [INFO] [stderr] Compiling serde_json v1.0.34 [INFO] [stderr] Compiling itertools-num v0.1.3 [INFO] [stderr] Compiling csv-core v0.1.5 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling csv v1.0.5 [INFO] [stderr] Compiling criterion-stats v0.3.0 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling handlebars v1.0.5 [INFO] [stderr] Compiling serde_derive v1.0.84 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling criterion-plot v0.2.7 [INFO] [stderr] Compiling criterion v0.2.7 [INFO] [stderr] Compiling linear-and-binary-search-comparison v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 29s [INFO] running `"docker" "inspect" "f9d7668a73c683c0997f883918e15041a17aad7756b4b6b38043c3de30d0a687"` [INFO] running `"docker" "rm" "-f" "f9d7668a73c683c0997f883918e15041a17aad7756b4b6b38043c3de30d0a687"` [INFO] [stdout] f9d7668a73c683c0997f883918e15041a17aad7756b4b6b38043c3de30d0a687 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lcolaholicl/linear-and-binary-search-comparison:/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-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] a1d408df85481be2fdd8279f172d30135ced13ee538a128baaa5cd288c58913c [INFO] running `"docker" "start" "-a" "a1d408df85481be2fdd8279f172d30135ced13ee538a128baaa5cd288c58913c"` [INFO] [stderr] Compiling linear-and-binary-search-comparison v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.17s [INFO] running `"docker" "inspect" "a1d408df85481be2fdd8279f172d30135ced13ee538a128baaa5cd288c58913c"` [INFO] running `"docker" "rm" "-f" "a1d408df85481be2fdd8279f172d30135ced13ee538a128baaa5cd288c58913c"` [INFO] [stdout] a1d408df85481be2fdd8279f172d30135ced13ee538a128baaa5cd288c58913c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lcolaholicl/linear-and-binary-search-comparison:/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-2019-08-13" "test" "--frozen"` [INFO] [stdout] c9ecb2f813968a66b6c630ebe6a2e6d396f5c3d320e0119e64c00d83be2ffaa2 [INFO] running `"docker" "start" "-a" "c9ecb2f813968a66b6c630ebe6a2e6d396f5c3d320e0119e64c00d83be2ffaa2"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.10s [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] [stderr] Running /opt/crater/target/debug/deps/linear_and_binary_search_comparison-52209af540d20cc2 [INFO] running `"docker" "inspect" "c9ecb2f813968a66b6c630ebe6a2e6d396f5c3d320e0119e64c00d83be2ffaa2"` [INFO] running `"docker" "rm" "-f" "c9ecb2f813968a66b6c630ebe6a2e6d396f5c3d320e0119e64c00d83be2ffaa2"` [INFO] [stdout] c9ecb2f813968a66b6c630ebe6a2e6d396f5c3d320e0119e64c00d83be2ffaa2