[INFO] updating cached repository veniamin-ilmer/compare-speed
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/veniamin-ilmer/compare-speed
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/veniamin-ilmer/compare-speed" "work/ex/beta-1.38-1/sources/1.37.0/gh/veniamin-ilmer/compare-speed"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/veniamin-ilmer/compare-speed'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/veniamin-ilmer/compare-speed" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/veniamin-ilmer/compare-speed"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/veniamin-ilmer/compare-speed'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9bda3f9dc6f8905569efb96391505d8f259fb00d
[INFO] sha for GitHub repo veniamin-ilmer/compare-speed: 9bda3f9dc6f8905569efb96391505d8f259fb00d
[INFO] validating manifest of veniamin-ilmer/compare-speed 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 veniamin-ilmer/compare-speed 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 veniamin-ilmer/compare-speed
[INFO] finished frobbing veniamin-ilmer/compare-speed
[INFO] frobbed toml for veniamin-ilmer/compare-speed written to work/ex/beta-1.38-1/sources/1.37.0/gh/veniamin-ilmer/compare-speed/Cargo.toml
[INFO] started frobbing veniamin-ilmer/compare-speed
[INFO] finished frobbing veniamin-ilmer/compare-speed
[INFO] frobbed toml for veniamin-ilmer/compare-speed written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/veniamin-ilmer/compare-speed/Cargo.toml
[INFO] crate veniamin-ilmer/compare-speed 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/veniamin-ilmer/compare-speed/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 veniamin-ilmer/compare-speed 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/veniamin-ilmer/compare-speed:/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] 9347edce9aa20cf60d2d651db21544d2081f76efb02293ed5340c36fe706e83d
[INFO] running `"docker" "start" "-a" "9347edce9aa20cf60d2d651db21544d2081f76efb02293ed5340c36fe706e83d"`
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ryu-ecmascript v0.1.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling jetscii v0.4.4
[INFO] [stderr]    Compiling rustc-hex v2.0.1
[INFO] [stderr]    Compiling xmlparser v0.8.1
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling rust_quicksort v0.1.0
[INFO] [stderr]    Compiling json v0.11.15
[INFO] [stderr]    Compiling dmsort v1.0.0
[INFO] [stderr]    Compiling quick_sort v0.2.1
[INFO] [stderr]    Compiling rdxsort v0.3.0
[INFO] [stderr]    Compiling dummy_xml v0.1.6
[INFO] [stderr]    Compiling afsort v0.3.1
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling cycle-sort v0.2.0
[INFO] [stderr]    Compiling simple_csv v0.0.15
[INFO] [stderr]    Compiling ironsort v0.1.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling quick-csv v0.1.6
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling xml-rs v0.4.1
[INFO] [stderr]    Compiling pest v2.1.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling vek v0.9.8
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling roxmltree v0.4.1
[INFO] [stderr]    Compiling json_in_type v1.1.1
[INFO] [stderr]    Compiling xmltree v0.8.0
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling uint v0.5.0
[INFO] [stderr]    Compiling numext-constructor v0.1.4
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling subslice v0.2.2
[INFO] [stderr]    Compiling twoway v0.2.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling md-5 v0.8.0
[INFO] [stderr]    Compiling alga v0.7.2
[INFO] [stderr]    Compiling bstr v0.2.7
[INFO] [stderr]    Compiling nv-xml v0.1.3
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling nalgebra v0.16.13
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling treexml v0.7.0
[INFO] [stderr]    Compiling quick-xml v0.13.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.9
[INFO] [stderr]    Compiling sortrs v0.0.5
[INFO] [stderr]    Compiling rulinalg v0.4.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling json5 v0.2.5
[INFO] [stderr]    Compiling numext-fixed-uint-core v0.1.4
[INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.16.13/src/base/cg.rs:291:44
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stderr]     |                 ---------------------------^^^^-------------------
[INFO] [stderr]     |                 |                          |
[INFO] [stderr]     |                 |                          immutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow later used here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.4
[INFO] [stderr]    Compiling numext-fixed-uint v0.1.4
[INFO] [stderr]    Compiling crate-race v1.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 00s
[INFO] running `"docker" "inspect" "9347edce9aa20cf60d2d651db21544d2081f76efb02293ed5340c36fe706e83d"`
[INFO] running `"docker" "rm" "-f" "9347edce9aa20cf60d2d651db21544d2081f76efb02293ed5340c36fe706e83d"`
[INFO] [stdout] 9347edce9aa20cf60d2d651db21544d2081f76efb02293ed5340c36fe706e83d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/veniamin-ilmer/compare-speed:/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] 8fae02d600ff755289d8216805cdfcfd4f406e147b2886b9910dbf4c5b45e162
[INFO] running `"docker" "start" "-a" "8fae02d600ff755289d8216805cdfcfd4f406e147b2886b9910dbf4c5b45e162"`
[INFO] [stderr]    Compiling crate-race v1.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "8fae02d600ff755289d8216805cdfcfd4f406e147b2886b9910dbf4c5b45e162"`
[INFO] running `"docker" "rm" "-f" "8fae02d600ff755289d8216805cdfcfd4f406e147b2886b9910dbf4c5b45e162"`
[INFO] [stdout] 8fae02d600ff755289d8216805cdfcfd4f406e147b2886b9910dbf4c5b45e162
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/veniamin-ilmer/compare-speed:/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] b3f1c5d9bb93560faaebb10b8bbfc4be2c68f2a1e65c7a3eae1a8d59b6fc1246
[INFO] running `"docker" "start" "-a" "b3f1c5d9bb93560faaebb10b8bbfc4be2c68f2a1e65c7a3eae1a8d59b6fc1246"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/crate_race-2af20864eec8d043
[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" "b3f1c5d9bb93560faaebb10b8bbfc4be2c68f2a1e65c7a3eae1a8d59b6fc1246"`
[INFO] running `"docker" "rm" "-f" "b3f1c5d9bb93560faaebb10b8bbfc4be2c68f2a1e65c7a3eae1a8d59b6fc1246"`
[INFO] [stdout] b3f1c5d9bb93560faaebb10b8bbfc4be2c68f2a1e65c7a3eae1a8d59b6fc1246