[INFO] updating cached repository smalois/rust-mine [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/smalois/rust-mine [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/smalois/rust-mine" "work/ex/beta-1.38-1/sources/1.37.0/gh/smalois/rust-mine"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/smalois/rust-mine'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/smalois/rust-mine" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/smalois/rust-mine"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/smalois/rust-mine'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e45ec80e4fa5ccc982c7bd856041e10d01a2d7ad [INFO] sha for GitHub repo smalois/rust-mine: e45ec80e4fa5ccc982c7bd856041e10d01a2d7ad [INFO] validating manifest of smalois/rust-mine 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 smalois/rust-mine 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 smalois/rust-mine [INFO] finished frobbing smalois/rust-mine [INFO] frobbed toml for smalois/rust-mine written to work/ex/beta-1.38-1/sources/1.37.0/gh/smalois/rust-mine/Cargo.toml [INFO] started frobbing smalois/rust-mine [INFO] finished frobbing smalois/rust-mine [INFO] frobbed toml for smalois/rust-mine written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/smalois/rust-mine/Cargo.toml [INFO] crate smalois/rust-mine 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 smalois/rust-mine 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-4/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/smalois/rust-mine:/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] 060a5393ee33c9ae4e118ee5dbaaa6daefe54cf7386355aa08a0c65163068beb [INFO] running `"docker" "start" "-a" "060a5393ee33c9ae4e118ee5dbaaa6daefe54cf7386355aa08a0c65163068beb"` [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling sdl2 v0.31.0 [INFO] [stderr] Compiling mine v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/view/mod.rs:57:29 [INFO] [stderr] | [INFO] [stderr] 57 | /* x */ (self.side_margin_width + (x * cell_w)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/view/mod.rs:58:29 [INFO] [stderr] | [INFO] [stderr] 58 | /* y */ (self.top_margin_height + (y * cell_h)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `sdl2::mouse::MouseButton` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use sdl2::mouse::MouseButton; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `new_buttons` [INFO] [stderr] --> src/main.rs:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | let new_buttons = &buttons - &prev_buttons; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_new_buttons` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/view/mod.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let mut canvas = window.into_canvas().build().unwrap(); [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] warning: variable does not need to be mutable [INFO] [stderr] --> src/view/mod.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | let mut event_pump = sdl_context.event_pump().unwrap(); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/view/mod.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | let mut v : View = View { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/view/mod.rs:56:17 [INFO] [stderr] | [INFO] [stderr] 56 | / self.canvas.fill_rect(Rect::new( [INFO] [stderr] 57 | | /* x */ (self.side_margin_width + (x * cell_w)), [INFO] [stderr] 58 | | /* y */ (self.top_margin_height + (y * cell_h)), [INFO] [stderr] 59 | | /* w */ (cell_w - 5) as u32, [INFO] [stderr] 60 | | /* h */ (cell_h - 5) as u32)); [INFO] [stderr] | |__________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.55s [INFO] running `"docker" "inspect" "060a5393ee33c9ae4e118ee5dbaaa6daefe54cf7386355aa08a0c65163068beb"` [INFO] running `"docker" "rm" "-f" "060a5393ee33c9ae4e118ee5dbaaa6daefe54cf7386355aa08a0c65163068beb"` [INFO] [stdout] 060a5393ee33c9ae4e118ee5dbaaa6daefe54cf7386355aa08a0c65163068beb [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/smalois/rust-mine:/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] d6462c8b2a8c721ba1aa21c3786918aea319c171df658faca4523b3fcdabce28 [INFO] running `"docker" "start" "-a" "d6462c8b2a8c721ba1aa21c3786918aea319c171df658faca4523b3fcdabce28"` [INFO] [stderr] Compiling mine v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/view/mod.rs:57:29 [INFO] [stderr] | [INFO] [stderr] 57 | /* x */ (self.side_margin_width + (x * cell_w)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/view/mod.rs:58:29 [INFO] [stderr] | [INFO] [stderr] 58 | /* y */ (self.top_margin_height + (y * cell_h)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `sdl2::mouse::MouseButton` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use sdl2::mouse::MouseButton; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `new_buttons` [INFO] [stderr] --> src/main.rs:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | let new_buttons = &buttons - &prev_buttons; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_new_buttons` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/view/mod.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let mut canvas = window.into_canvas().build().unwrap(); [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] warning: variable does not need to be mutable [INFO] [stderr] --> src/view/mod.rs:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | let mut event_pump = sdl_context.event_pump().unwrap(); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/view/mod.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | let mut v : View = View { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/view/mod.rs:56:17 [INFO] [stderr] | [INFO] [stderr] 56 | / self.canvas.fill_rect(Rect::new( [INFO] [stderr] 57 | | /* x */ (self.side_margin_width + (x * cell_w)), [INFO] [stderr] 58 | | /* y */ (self.top_margin_height + (y * cell_h)), [INFO] [stderr] 59 | | /* w */ (cell_w - 5) as u32, [INFO] [stderr] 60 | | /* h */ (cell_h - 5) as u32)); [INFO] [stderr] | |__________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `"docker" "inspect" "d6462c8b2a8c721ba1aa21c3786918aea319c171df658faca4523b3fcdabce28"` [INFO] running `"docker" "rm" "-f" "d6462c8b2a8c721ba1aa21c3786918aea319c171df658faca4523b3fcdabce28"` [INFO] [stdout] d6462c8b2a8c721ba1aa21c3786918aea319c171df658faca4523b3fcdabce28 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/smalois/rust-mine:/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] 22a653fbd4c11f2ab985030bae6e3177acacae414590bf9acb3b9ba3c64aa0c3 [INFO] running `"docker" "start" "-a" "22a653fbd4c11f2ab985030bae6e3177acacae414590bf9acb3b9ba3c64aa0c3"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/mine-d96a7ef91ba422fd [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" "22a653fbd4c11f2ab985030bae6e3177acacae414590bf9acb3b9ba3c64aa0c3"` [INFO] running `"docker" "rm" "-f" "22a653fbd4c11f2ab985030bae6e3177acacae414590bf9acb3b9ba3c64aa0c3"` [INFO] [stdout] 22a653fbd4c11f2ab985030bae6e3177acacae414590bf9acb3b9ba3c64aa0c3