[INFO] updating cached repository jblindsay/whitebox-tools
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jblindsay/whitebox-tools
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jblindsay/whitebox-tools" "work/ex/beta-1.37-6/sources/1.36.0/gh/jblindsay/whitebox-tools"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jblindsay/whitebox-tools'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jblindsay/whitebox-tools" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jblindsay/whitebox-tools"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jblindsay/whitebox-tools'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 293ca5eddbb138b7b4d1e29723f2dff7b5369f4c
[INFO] sha for GitHub repo jblindsay/whitebox-tools: 293ca5eddbb138b7b4d1e29723f2dff7b5369f4c
[INFO] validating manifest of jblindsay/whitebox-tools 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 jblindsay/whitebox-tools 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 jblindsay/whitebox-tools
[INFO] finished frobbing jblindsay/whitebox-tools
[INFO] frobbed toml for jblindsay/whitebox-tools written to work/ex/beta-1.37-6/sources/1.36.0/gh/jblindsay/whitebox-tools/Cargo.toml
[INFO] started frobbing jblindsay/whitebox-tools
[INFO] finished frobbing jblindsay/whitebox-tools
[INFO] frobbed toml for jblindsay/whitebox-tools written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jblindsay/whitebox-tools/Cargo.toml
[INFO] crate jblindsay/whitebox-tools 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 jblindsay/whitebox-tools 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-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jblindsay/whitebox-tools:/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] e024f4937f96ec276b1ebd27dd69234958daad9049b45ad7e1d53159f6899a9d
[INFO] running `"docker" "start" "-a" "e024f4937f96ec276b1ebd27dd69234958daad9049b45ad7e1d53159f6899a9d"`
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling kdtree v0.5.1
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling nalgebra v0.14.4
[INFO] [stderr]    Compiling statrs v0.9.0
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling zip v0.3.3
[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-0.14.4/src/core/cg.rs:292:44
[INFO] [stderr]     |
[INFO] [stderr] 292 |                 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] 
[INFO] [stderr]    Compiling whitebox_tools v0.16.1 (/opt/crater/workdir)
[INFO] [stderr] error: Could not compile `whitebox_tools`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name whitebox_tools src/main.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=8a2fa1ae1276532a -C extra-filename=-8a2fa1ae1276532a --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern byteorder=/opt/crater/target/debug/deps/libbyteorder-a25b209c708b793b.rlib --extern chrono=/opt/crater/target/debug/deps/libchrono-ab27ddbbcdb9bb3a.rlib --extern kdtree=/opt/crater/target/debug/deps/libkdtree-8a06254634861289.rlib --extern libflate=/opt/crater/target/debug/deps/liblibflate-049b55ac600de2d7.rlib --extern lzw=/opt/crater/target/debug/deps/liblzw-f7952389a69c619d.rlib --extern nalgebra=/opt/crater/target/debug/deps/libnalgebra-978e032ee147adb9.rlib --extern num_cpus=/opt/crater/target/debug/deps/libnum_cpus-0f6d404f319e6bf6.rlib --extern rand=/opt/crater/target/debug/deps/librand-cef81c03ae13698e.rlib --extern serde=/opt/crater/target/debug/deps/libserde-744bbdeb405351b4.rlib --extern serde_derive=/opt/crater/target/debug/deps/libserde_derive-f8597ea890f3cb4e.so --extern serde_json=/opt/crater/target/debug/deps/libserde_json-1b655f2be6e5697a.rlib --extern statrs=/opt/crater/target/debug/deps/libstatrs-008b75d06f1ee2d3.rlib --extern zip=/opt/crater/target/debug/deps/libzip-8d45683881992d09.rlib --cap-lints=warn -L native=/opt/crater/target/debug/build/bzip2-sys-114106e5303e1b0f/out/lib` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "e024f4937f96ec276b1ebd27dd69234958daad9049b45ad7e1d53159f6899a9d"`
[INFO] running `"docker" "rm" "-f" "e024f4937f96ec276b1ebd27dd69234958daad9049b45ad7e1d53159f6899a9d"`
[INFO] [stdout] e024f4937f96ec276b1ebd27dd69234958daad9049b45ad7e1d53159f6899a9d