[INFO] updating cached repository romanlevin/mandelbrot-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/romanlevin/mandelbrot-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/romanlevin/mandelbrot-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/romanlevin/mandelbrot-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/romanlevin/mandelbrot-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/romanlevin/mandelbrot-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/romanlevin/mandelbrot-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/romanlevin/mandelbrot-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 40daa7166ad170fbe053776fbe3a5e155966fd65 [INFO] sha for GitHub repo romanlevin/mandelbrot-rs: 40daa7166ad170fbe053776fbe3a5e155966fd65 [INFO] validating manifest of romanlevin/mandelbrot-rs 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 romanlevin/mandelbrot-rs 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 romanlevin/mandelbrot-rs [INFO] finished frobbing romanlevin/mandelbrot-rs [INFO] frobbed toml for romanlevin/mandelbrot-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/romanlevin/mandelbrot-rs/Cargo.toml [INFO] started frobbing romanlevin/mandelbrot-rs [INFO] finished frobbing romanlevin/mandelbrot-rs [INFO] frobbed toml for romanlevin/mandelbrot-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/romanlevin/mandelbrot-rs/Cargo.toml [INFO] crate romanlevin/mandelbrot-rs 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 romanlevin/mandelbrot-rs 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-6/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/romanlevin/mandelbrot-rs:/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] 8f044ae197864098600ab3227ac622b535ae0dda5711eec9f2e20845e5072b65 [INFO] running `"docker" "start" "-a" "8f044ae197864098600ab3227ac622b535ae0dda5711eec9f2e20845e5072b65"` [INFO] [stderr] Compiling libc v0.2.41 [INFO] [stderr] Compiling cc v1.0.15 [INFO] [stderr] Compiling serde v1.0.62 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Compiling rustc-demangle v0.1.8 [INFO] [stderr] Compiling backtrace v0.2.3 [INFO] [stderr] Compiling pulldown-cmark v0.1.2 [INFO] [stderr] Compiling token_store v0.1.2 [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Compiling smallvec v0.6.1 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling stable_deref_trait v1.0.0 [INFO] [stderr] Compiling bytecount v0.3.1 [INFO] [stderr] Compiling untrusted v0.5.1 [INFO] [stderr] Compiling regex v1.0.0 [INFO] [stderr] Compiling string v0.1.0 [INFO] [stderr] Compiling http-range v0.1.1 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling proc-macro2 v0.4.3 [INFO] [stderr] Compiling actix_derive v0.2.0 [INFO] [stderr] Compiling actix-web v0.6.10 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling x11-dl v2.17.5 [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling lru-cache v0.1.1 [INFO] [stderr] Compiling deflate v0.7.18 [INFO] [stderr] Compiling inflate v0.4.2 [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling base64 v0.9.1 [INFO] [stderr] Compiling regex-syntax v0.6.0 [INFO] [stderr] Compiling crossbeam-epoch v0.4.1 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.32 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling memmap v0.6.2 [INFO] [stderr] Compiling hostname v0.1.5 [INFO] [stderr] Compiling shared_library v0.1.8 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling tokio-timer v0.2.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling quote v0.6.2 [INFO] [stderr] Compiling wayland-scanner v0.12.5 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling backtrace-sys v0.1.21 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling brotli-sys v0.3.2 [INFO] [stderr] Compiling bytes v0.4.8 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling crossbeam-deque v0.3.1 [INFO] [stderr] Compiling mio v0.6.14 [INFO] [stderr] Compiling resolv-conf v0.6.1 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling parking_lot_core v0.2.14 [INFO] [stderr] Compiling tempfile v3.0.2 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling uuid v0.6.5 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling url v1.7.0 [INFO] [stderr] Compiling gl_generator v0.9.0 [INFO] [stderr] Compiling syn v0.14.0 [INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40 [INFO] [stderr] | [INFO] [stderr] 259 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 260 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 261 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stderr] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stderr] | | [INFO] [stderr] | returning this value requires that `*self.url` is borrowed for `'a` [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 tokio-io v0.1.6 [INFO] [stderr] Compiling http v0.1.5 [INFO] [stderr] Compiling wayland-client v0.12.5 [INFO] [stderr] Compiling wayland-protocols v0.12.5 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling tokio-threadpool v0.1.3 [INFO] [stderr] Compiling parking_lot v0.5.5 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling mio-uds v0.6.6 [INFO] [stderr] Compiling glutin v0.14.0 [INFO] [stderr] Compiling glium v0.21.0 [INFO] [stderr] Compiling tokio-reactor v0.1.1 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling phf_generator v0.7.22 [INFO] [stderr] Compiling crossbeam-channel v0.1.3 [INFO] [stderr] Compiling tokio-fs v0.1.0 [INFO] [stderr] Compiling h2 v0.1.8 [INFO] [stderr] Compiling serde_json v1.0.18 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling serde_urlencoded v0.5.2 [INFO] [stderr] Compiling dlib v0.4.1 [INFO] [stderr] Compiling rayon v0.8.2 [INFO] [stderr] Compiling rayon v1.0.1 [INFO] [stderr] Compiling backtrace v0.3.8 [INFO] [stderr] Compiling flate2 v1.0.1 [INFO] [stderr] Compiling tokio-tcp v0.1.0 [INFO] [stderr] Compiling tokio-udp v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.62 [INFO] [stderr] Compiling num-derive v0.2.2 [INFO] [stderr] Compiling failure_derive v0.1.1 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling phf_codegen v0.7.22 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling wayland-sys v0.12.5 [INFO] [stderr] Compiling brotli2 v0.3.2 [INFO] [stderr] Compiling error-chain v0.1.12 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Compiling ring v0.12.1 [INFO] [stderr] Compiling tokio v0.1.6 [INFO] [stderr] Compiling failure v0.1.1 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.4 [INFO] [stderr] Compiling image v0.19.0 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling tokio-core v0.1.17 [INFO] [stderr] Compiling wayland-kbd v0.13.1 [INFO] [stderr] Compiling trust-dns-proto v0.3.3 [INFO] [stderr] Compiling tokio-signal v0.1.5 [INFO] [stderr] Compiling wayland-window v0.13.3 [INFO] [stderr] Compiling cookie v0.10.1 [INFO] [stderr] Compiling winit v0.12.0 [INFO] [stderr] Compiling trust-dns-resolver v0.8.2 [INFO] [stderr] Compiling cargo_metadata v0.5.4 [INFO] [stderr] Compiling skeptic v0.13.3 [INFO] [stderr] Compiling actix v0.5.7 [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5m 30s [INFO] running `"docker" "inspect" "8f044ae197864098600ab3227ac622b535ae0dda5711eec9f2e20845e5072b65"` [INFO] running `"docker" "rm" "-f" "8f044ae197864098600ab3227ac622b535ae0dda5711eec9f2e20845e5072b65"` [INFO] [stdout] 8f044ae197864098600ab3227ac622b535ae0dda5711eec9f2e20845e5072b65 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/romanlevin/mandelbrot-rs:/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] 7475a612a74b5d2f8dd6e99dfe64f4ce74c45ec4e3f0ca9982c5b83c75f14240 [INFO] running `"docker" "start" "-a" "7475a612a74b5d2f8dd6e99dfe64f4ce74c45ec4e3f0ca9982c5b83c75f14240"` [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.82s [INFO] running `"docker" "inspect" "7475a612a74b5d2f8dd6e99dfe64f4ce74c45ec4e3f0ca9982c5b83c75f14240"` [INFO] running `"docker" "rm" "-f" "7475a612a74b5d2f8dd6e99dfe64f4ce74c45ec4e3f0ca9982c5b83c75f14240"` [INFO] [stdout] 7475a612a74b5d2f8dd6e99dfe64f4ce74c45ec4e3f0ca9982c5b83c75f14240 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/romanlevin/mandelbrot-rs:/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] 55bd27f7fffa57ac1eac3c872a7a3fd9a067921fd7a012d90958b66048b2fcd5 [INFO] running `"docker" "start" "-a" "55bd27f7fffa57ac1eac3c872a7a3fd9a067921fd7a012d90958b66048b2fcd5"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.28s [INFO] [stderr] Running /opt/crater/target/debug/deps/mandelbrot-00b66e72492ac728 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_pixel_to_point ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/cli-e5bbaadfb64f43fd [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_parse_pair ... ok [INFO] [stdout] test test_parse_complex ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/gl-f6bc133ea8b715c3 [INFO] [stdout] running 0 tests [INFO] [stderr] Running /opt/crater/target/debug/deps/server-16a34365185345b0 [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Doc-tests mandelbrot [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] [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" "55bd27f7fffa57ac1eac3c872a7a3fd9a067921fd7a012d90958b66048b2fcd5"` [INFO] running `"docker" "rm" "-f" "55bd27f7fffa57ac1eac3c872a7a3fd9a067921fd7a012d90958b66048b2fcd5"` [INFO] [stdout] 55bd27f7fffa57ac1eac3c872a7a3fd9a067921fd7a012d90958b66048b2fcd5