[INFO] cloning repository stisol/rustsweeper [INFO] running `"git" "clone" "--bare" "git://github.com/stisol/rustsweeper.git" "work/cache/sources/gh/stisol/rustsweeper"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/stisol/rustsweeper'... [INFO] running `"git" "clone" "work/cache/sources/gh/stisol/rustsweeper" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/stisol/rustsweeper"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/stisol/rustsweeper'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/stisol/rustsweeper" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/stisol/rustsweeper"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/stisol/rustsweeper'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f2d65d16ff094b636ccd815dd6448a5438f00057 [INFO] sha for GitHub repo stisol/rustsweeper: f2d65d16ff094b636ccd815dd6448a5438f00057 [INFO] validating manifest of stisol/rustsweeper on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of stisol/rustsweeper on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing stisol/rustsweeper [INFO] finished frobbing stisol/rustsweeper [INFO] frobbed toml for stisol/rustsweeper written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/stisol/rustsweeper/Cargo.toml [INFO] started frobbing stisol/rustsweeper [INFO] finished frobbing stisol/rustsweeper [INFO] frobbed toml for stisol/rustsweeper written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/stisol/rustsweeper/Cargo.toml [INFO] crate stisol/rustsweeper already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pistoncore-glutin_window v0.38.0 [INFO] [stderr] Downloaded wayland-window v0.6.1 [INFO] [stderr] Downloaded winit v0.7.5 [INFO] [stderr] Downloaded core-foundation v0.4.1 [INFO] [stderr] Downloaded wayland-client v0.9.9 [INFO] [stderr] Downloaded piston2d-opengl_graphics v0.45.0 [INFO] [stderr] Downloaded wayland-scanner v0.9.9 [INFO] [stderr] Downloaded wayland-sys v0.9.9 [INFO] [stderr] Downloaded core-foundation-sys v0.4.1 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing stisol/rustsweeper against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/stisol/rustsweeper:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] 4f6a0105aa8a8541e945a2d8277853ac8d4a93381fc1bfd223e06affc70ad153 [INFO] running `"docker" "start" "-a" "4f6a0105aa8a8541e945a2d8277853ac8d4a93381fc1bfd223e06affc70ad153"` [INFO] [stderr] Compiling linked-hash-map v0.0.10 [INFO] [stderr] Compiling x11-dl v2.14.0 [INFO] [stderr] Compiling shared_library v0.1.7 [INFO] [stderr] Compiling vecmath v0.3.0 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling tempfile v2.1.6 [INFO] [stderr] Compiling wayland-scanner v0.9.9 [INFO] [stderr] Compiling gl_generator v0.5.5 [INFO] [stderr] Compiling pistoncore-input v0.18.0 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling png v0.8.0 [INFO] [stderr] Compiling rusttype v0.2.1 [INFO] [stderr] Compiling fs2 v0.2.5 [INFO] [stderr] Compiling piston2d-graphics v0.21.1 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling target_build_utils v0.3.1 [INFO] [stderr] Compiling memmap v0.4.0 [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-0.2.1/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-0.2.1/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-0.2.1/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-0.2.1/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 wayland-client v0.9.9 [INFO] [stderr] Compiling image v0.14.0 [INFO] [stderr] Compiling pistoncore-window v0.27.0 [INFO] [stderr] Compiling pistoncore-event_loop v0.32.0 [INFO] [stderr] Compiling piston v0.32.0 [INFO] [stderr] Compiling glutin v0.9.2 [INFO] [stderr] Compiling gl v0.6.3 [INFO] [stderr] Compiling libloading v0.3.4 [INFO] [stderr] Compiling dlib v0.3.1 [INFO] [stderr] Compiling wayland-sys v0.9.9 [INFO] [stderr] Compiling piston2d-opengl_graphics v0.45.0 [INFO] [stderr] Compiling wayland-window v0.6.1 [INFO] [stderr] Compiling wayland-kbd v0.9.1 [INFO] [stderr] Compiling winit v0.7.5 [INFO] [stderr] Compiling pistoncore-glutin_window v0.38.0 [INFO] [stderr] Compiling rustsweeper v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: the item `rand` is imported redundantly [INFO] [stderr] --> src/gameboard.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | use rand; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/main.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | extern crate rand; [INFO] [stderr] | ------------------ the item `rand` is already imported here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 38s [INFO] running `"docker" "inspect" "4f6a0105aa8a8541e945a2d8277853ac8d4a93381fc1bfd223e06affc70ad153"` [INFO] running `"docker" "rm" "-f" "4f6a0105aa8a8541e945a2d8277853ac8d4a93381fc1bfd223e06affc70ad153"` [INFO] [stdout] 4f6a0105aa8a8541e945a2d8277853ac8d4a93381fc1bfd223e06affc70ad153 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/stisol/rustsweeper:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 6a44070dba5fc987f2c4d83d3521bf5c0f81f6e643c607e82cf7997b0e424c4e [INFO] running `"docker" "start" "-a" "6a44070dba5fc987f2c4d83d3521bf5c0f81f6e643c607e82cf7997b0e424c4e"` [INFO] [stderr] Compiling rustsweeper v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: the item `rand` is imported redundantly [INFO] [stderr] --> src/gameboard.rs:35:13 [INFO] [stderr] | [INFO] [stderr] 35 | use rand; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/main.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | extern crate rand; [INFO] [stderr] | ------------------ the item `rand` is already imported here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `"docker" "inspect" "6a44070dba5fc987f2c4d83d3521bf5c0f81f6e643c607e82cf7997b0e424c4e"` [INFO] running `"docker" "rm" "-f" "6a44070dba5fc987f2c4d83d3521bf5c0f81f6e643c607e82cf7997b0e424c4e"` [INFO] [stdout] 6a44070dba5fc987f2c4d83d3521bf5c0f81f6e643c607e82cf7997b0e424c4e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/stisol/rustsweeper:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"` [INFO] [stdout] 6551ee5186943f1ab2fe4a7f75547182a2a4fd6282c274290c166455da27ffd3 [INFO] running `"docker" "start" "-a" "6551ee5186943f1ab2fe4a7f75547182a2a4fd6282c274290c166455da27ffd3"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running /opt/crater/target/debug/deps/rustsweeper-f109b4d91146c8b3 [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" "6551ee5186943f1ab2fe4a7f75547182a2a4fd6282c274290c166455da27ffd3"` [INFO] running `"docker" "rm" "-f" "6551ee5186943f1ab2fe4a7f75547182a2a4fd6282c274290c166455da27ffd3"` [INFO] [stdout] 6551ee5186943f1ab2fe4a7f75547182a2a4fd6282c274290c166455da27ffd3