[INFO] updating cached repository robinwhittleton/life_rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/robinwhittleton/life_rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/robinwhittleton/life_rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/robinwhittleton/life_rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/robinwhittleton/life_rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/robinwhittleton/life_rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/robinwhittleton/life_rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/robinwhittleton/life_rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] d41847ab1e12b20bbf2ca21a330ce33eae987b10 [INFO] sha for GitHub repo robinwhittleton/life_rs: d41847ab1e12b20bbf2ca21a330ce33eae987b10 [INFO] validating manifest of robinwhittleton/life_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 robinwhittleton/life_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 robinwhittleton/life_rs [INFO] finished frobbing robinwhittleton/life_rs [INFO] frobbed toml for robinwhittleton/life_rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/robinwhittleton/life_rs/Cargo.toml [INFO] started frobbing robinwhittleton/life_rs [INFO] finished frobbing robinwhittleton/life_rs [INFO] frobbed toml for robinwhittleton/life_rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/robinwhittleton/life_rs/Cargo.toml [INFO] crate robinwhittleton/life_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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/robinwhittleton/life_rs/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needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml"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] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing robinwhittleton/life_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-0/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/robinwhittleton/life_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] 5a7f30cf475081742d5243656df688ff1ffea8ecc76d01e8fa7e9212a8a31706 [INFO] running `"docker" "start" "-a" "5a7f30cf475081742d5243656df688ff1ffea8ecc76d01e8fa7e9212a8a31706"` [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling piston-float v0.2.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling pkg-config v0.3.15 [INFO] [stderr] Compiling crossbeam v0.2.12 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling piston-texture v0.4.0 [INFO] [stderr] Compiling piston-shaders_graphics2d v0.2.1 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Compiling xml-rs v0.6.1 [INFO] [stderr] Compiling xml-rs v0.2.2 [INFO] [stderr] Compiling draw_state v0.4.0 [INFO] [stderr] Compiling piston-viewport v0.2.0 [INFO] [stderr] Compiling vecmath v0.2.0 [INFO] [stderr] Compiling gif v0.8.0 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling wayland-scanner v0.5.11 [INFO] [stderr] Compiling pistoncore-input v0.10.0 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling piston2d-graphics v0.16.0 [INFO] [stderr] Compiling stb_truetype v0.2.6 [INFO] [stderr] Compiling fs2 v0.2.5 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling gl_generator v0.4.2 [INFO] [stderr] Compiling gfx_core v0.2.1 [INFO] [stderr] Compiling gl_generator v0.5.5 [INFO] [stderr] Compiling x11-dl v2.18.4 [INFO] [stderr] Compiling tempfile v2.2.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling serde_json v0.9.10 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling wayland-client v0.5.12 [INFO] [stderr] Compiling memmap v0.2.3 [INFO] [stderr] Compiling rusttype v0.2.3 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling pistoncore-window v0.17.0 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] warning[E0311]: the parameter type `K` may not live long enough [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:81:19 [INFO] [stderr] | [INFO] [stderr] 81 | match node.force() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding an explicit lifetime bound for `K` [INFO] [stderr] note: the parameter type `K` must be valid for the anonymous lifetime #1 defined on the function body at 77:9... [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | / fn clone_subtree( [INFO] [stderr] 78 | | node: node::NodeRef) [INFO] [stderr] 79 | | -> BTreeMap { [INFO] [stderr] 80 | | [INFO] [stderr] ... | [INFO] [stderr] 136| | } [INFO] [stderr] 137| | } [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] warning[E0311]: the parameter type `V` may not live long enough [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:81:19 [INFO] [stderr] | [INFO] [stderr] 81 | match node.force() { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: consider adding an explicit lifetime bound for `V` [INFO] [stderr] note: the parameter type `V` must be valid for the anonymous lifetime #1 defined on the function body at 77:9... [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusttype-0.2.3/src/support/bst/map.rs:77:9 [INFO] [stderr] | [INFO] [stderr] 77 | / fn clone_subtree( [INFO] [stderr] 78 | | node: node::NodeRef) [INFO] [stderr] 79 | | -> BTreeMap { [INFO] [stderr] 80 | | [INFO] [stderr] ... | [INFO] [stderr] 136| | } [INFO] [stderr] 137| | } [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 pistoncore-event_loop v0.20.1 [INFO] [stderr] Compiling gl v0.5.2 [INFO] [stderr] Compiling target_build_utils v0.3.1 [INFO] [stderr] Compiling piston v0.20.1 [INFO] [stderr] Compiling png v0.5.2 [INFO] [stderr] Compiling gfx_gl v0.3.1 [INFO] [stderr] Compiling glutin v0.5.2 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling rayon v1.1.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling gfx v0.10.2 [INFO] [stderr] Compiling libloading v0.3.4 [INFO] [stderr] Compiling image v0.9.1 [INFO] [stderr] Compiling dlib v0.3.1 [INFO] [stderr] Compiling wayland-sys v0.5.11 [INFO] [stderr] Compiling gfx_device_gl v0.9.0 [INFO] [stderr] Compiling wayland-kbd v0.3.6 [INFO] [stderr] Compiling wayland-window v0.2.3 [INFO] [stderr] Compiling piston-gfx_texture v0.14.0 [INFO] [stderr] Compiling piston2d-gfx_graphics v0.27.0 [INFO] [stderr] Compiling pistoncore-glutin_window v0.24.0 [INFO] [stderr] Compiling piston_window v0.44.0 [INFO] [stderr] Compiling life_rs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `field_buffer` [INFO] [stderr] --> src/main.rs:18:11 [INFO] [stderr] | [INFO] [stderr] 18 | let mut field_buffer: [bool; TOTAL_CELLS] = [false; TOTAL_CELLS]; [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_field_buffer` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `field` [INFO] [stderr] --> src/main.rs:34:66 [INFO] [stderr] | [INFO] [stderr] 34 | fn draw(window: &mut PistonWindow, event: &piston_window::Event, field: &[bool]) { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_field` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:18:7 [INFO] [stderr] | [INFO] [stderr] 18 | let mut field_buffer: [bool; TOTAL_CELLS] = [false; TOTAL_CELLS]; [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 35s [INFO] running `"docker" "inspect" "5a7f30cf475081742d5243656df688ff1ffea8ecc76d01e8fa7e9212a8a31706"` [INFO] running `"docker" "rm" "-f" "5a7f30cf475081742d5243656df688ff1ffea8ecc76d01e8fa7e9212a8a31706"` [INFO] [stdout] 5a7f30cf475081742d5243656df688ff1ffea8ecc76d01e8fa7e9212a8a31706 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/robinwhittleton/life_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] e1e76fb5742618954fc4da9ba932d6502dc766ce51cf6f117777784a14d52aa6 [INFO] running `"docker" "start" "-a" "e1e76fb5742618954fc4da9ba932d6502dc766ce51cf6f117777784a14d52aa6"` [INFO] [stderr] Compiling life_rs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `field_buffer` [INFO] [stderr] --> src/main.rs:18:11 [INFO] [stderr] | [INFO] [stderr] 18 | let mut field_buffer: [bool; TOTAL_CELLS] = [false; TOTAL_CELLS]; [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_field_buffer` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `field` [INFO] [stderr] --> src/main.rs:34:66 [INFO] [stderr] | [INFO] [stderr] 34 | fn draw(window: &mut PistonWindow, event: &piston_window::Event, field: &[bool]) { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_field` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:18:7 [INFO] [stderr] | [INFO] [stderr] 18 | let mut field_buffer: [bool; TOTAL_CELLS] = [false; TOTAL_CELLS]; [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.22s [INFO] running `"docker" "inspect" "e1e76fb5742618954fc4da9ba932d6502dc766ce51cf6f117777784a14d52aa6"` [INFO] running `"docker" "rm" "-f" "e1e76fb5742618954fc4da9ba932d6502dc766ce51cf6f117777784a14d52aa6"` [INFO] [stdout] e1e76fb5742618954fc4da9ba932d6502dc766ce51cf6f117777784a14d52aa6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/robinwhittleton/life_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] 62115ab2012ba09176b5a33c07131334457556b309ac881069a9bfe98188b281 [INFO] running `"docker" "start" "-a" "62115ab2012ba09176b5a33c07131334457556b309ac881069a9bfe98188b281"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.27s [INFO] [stderr] Running /opt/crater/target/debug/deps/life_rs-ed917c831ec9b35b [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" "62115ab2012ba09176b5a33c07131334457556b309ac881069a9bfe98188b281"` [INFO] running `"docker" "rm" "-f" "62115ab2012ba09176b5a33c07131334457556b309ac881069a9bfe98188b281"` [INFO] [stdout] 62115ab2012ba09176b5a33c07131334457556b309ac881069a9bfe98188b281