[INFO] updating cached repository coeuvre/rust-2048 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/coeuvre/rust-2048 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/coeuvre/rust-2048" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/coeuvre/rust-2048"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/coeuvre/rust-2048'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/coeuvre/rust-2048" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/coeuvre/rust-2048"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/coeuvre/rust-2048'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9318fefff673888ce11098a37f7c95dd7dbbbfda [INFO] sha for GitHub repo coeuvre/rust-2048: 9318fefff673888ce11098a37f7c95dd7dbbbfda [INFO] validating manifest of coeuvre/rust-2048 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of coeuvre/rust-2048 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing coeuvre/rust-2048 [INFO] finished frobbing coeuvre/rust-2048 [INFO] frobbed toml for coeuvre/rust-2048 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/coeuvre/rust-2048/Cargo.toml [INFO] started frobbing coeuvre/rust-2048 [INFO] finished frobbing coeuvre/rust-2048 [INFO] frobbed toml for coeuvre/rust-2048 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/coeuvre/rust-2048/Cargo.toml [INFO] crate coeuvre/rust-2048 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/coeuvre/rust-2048/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking coeuvre/rust-2048 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/coeuvre/rust-2048:/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=forbid" "-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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 291aac2824b661c9290482e97dab73223dd3352710fbabd5d85e4993cb32ca3d [INFO] running `"docker" "start" "-a" "291aac2824b661c9290482e97dab73223dd3352710fbabd5d85e4993cb32ca3d"` [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling dtoa v0.4.4 [INFO] [stderr] Checking bitflags v0.6.0 [INFO] [stderr] Checking piston-float v0.2.0 [INFO] [stderr] Checking piston-shaders_graphics2d v0.2.1 [INFO] [stderr] Checking piston-shaders_graphics2d v0.1.0 [INFO] [stderr] Compiling xml-rs v0.6.1 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling wayland-scanner v0.7.8 [INFO] [stderr] Checking draw_state v0.6.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Checking sdl2-sys v0.27.3 [INFO] [stderr] Checking piston-viewport v0.2.0 [INFO] [stderr] Checking vecmath v0.2.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking pistoncore-input v0.15.0 [INFO] [stderr] Checking fs2 v0.2.5 [INFO] [stderr] Checking rusttype v0.2.3 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking gfx_core v0.5.1 [INFO] [stderr] Compiling gl_generator v0.6.1 [INFO] [stderr] Checking tempfile v2.2.0 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking memmap v0.4.0 [INFO] [stderr] Checking png v0.6.2 [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] Checking piston2d-graphics v0.19.0 [INFO] [stderr] Compiling wayland-client v0.7.8 [INFO] [stderr] Compiling gl_generator v0.5.5 [INFO] [stderr] Checking sdl2 v0.27.3 [INFO] [stderr] Checking pistoncore-window v0.24.0 [INFO] [stderr] Compiling serde_json v0.9.10 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking pistoncore-event_loop v0.27.0 [INFO] [stderr] Checking rayon-core v1.5.0 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking piston v0.27.0 [INFO] [stderr] Compiling glutin v0.7.4 [INFO] [stderr] Compiling gfx_gl v0.3.1 [INFO] [stderr] Compiling target_build_utils v0.3.1 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Compiling gl v0.6.5 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Checking image v0.12.4 [INFO] [stderr] Compiling libloading v0.3.4 [INFO] [stderr] Checking pistoncore-sdl2_window v0.38.0 [INFO] [stderr] Checking piston2d-opengl_graphics v0.37.0 [INFO] [stderr] Checking dlib v0.3.1 [INFO] [stderr] Checking wayland-sys v0.7.8 [INFO] [stderr] Checking wayland-kbd v0.6.3 [INFO] [stderr] Checking wayland-window v0.4.4 [INFO] [stderr] Checking winit v0.5.11 [INFO] [stderr] Checking gfx v0.13.0 [INFO] [stderr] Checking gfx_device_gl v0.12.0 [INFO] [stderr] Checking pistoncore-glutin_window v0.33.0 [INFO] [stderr] Checking piston-gfx_texture v0.20.0 [INFO] [stderr] Checking piston2d-gfx_graphics v0.35.0 [INFO] [stderr] Checking piston_window v0.61.0 [INFO] [stderr] Checking rust-2048 v0.0.0 (/opt/crater/workdir) [INFO] [stderr] warning: the item `Key` is imported redundantly [INFO] [stderr] --> src/app.rs:108:7 [INFO] [stderr] | [INFO] [stderr] 3 | use piston_window::*; [INFO] [stderr] | ---------------- the item `Key` is already imported here [INFO] [stderr] ... [INFO] [stderr] 108 | use piston_window::Key; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Encodable` [INFO] [stderr] --> src/settings.rs:6:30 [INFO] [stderr] | [INFO] [stderr] 6 | use rustc_serialize::{ json, Encodable, Decodable }; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Key` is imported redundantly [INFO] [stderr] --> src/app.rs:108:7 [INFO] [stderr] | [INFO] [stderr] 3 | use piston_window::*; [INFO] [stderr] | ---------------- the item `Key` is already imported here [INFO] [stderr] ... [INFO] [stderr] 108 | use piston_window::Key; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Encodable` [INFO] [stderr] --> src/settings.rs:6:30 [INFO] [stderr] | [INFO] [stderr] 6 | use rustc_serialize::{ json, Encodable, Decodable }; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 21s [INFO] running `"docker" "inspect" "291aac2824b661c9290482e97dab73223dd3352710fbabd5d85e4993cb32ca3d"` [INFO] running `"docker" "rm" "-f" "291aac2824b661c9290482e97dab73223dd3352710fbabd5d85e4993cb32ca3d"` [INFO] [stdout] 291aac2824b661c9290482e97dab73223dd3352710fbabd5d85e4993cb32ca3d