[INFO] updating cached repository lcagustini/thread_test [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/lcagustini/thread_test [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/lcagustini/thread_test" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/lcagustini/thread_test"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/lcagustini/thread_test'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/lcagustini/thread_test" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/lcagustini/thread_test"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/lcagustini/thread_test'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 588badc4bad36cef63260385a407f807c8330c89 [INFO] sha for GitHub repo lcagustini/thread_test: 588badc4bad36cef63260385a407f807c8330c89 [INFO] validating manifest of lcagustini/thread_test 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 lcagustini/thread_test 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 lcagustini/thread_test [INFO] finished frobbing lcagustini/thread_test [INFO] frobbed toml for lcagustini/thread_test written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/lcagustini/thread_test/Cargo.toml [INFO] started frobbing lcagustini/thread_test [INFO] finished frobbing lcagustini/thread_test [INFO] frobbed toml for lcagustini/thread_test written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/lcagustini/thread_test/Cargo.toml [INFO] crate lcagustini/thread_test 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking lcagustini/thread_test against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/lcagustini/thread_test:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] f95e52a2fbd5fe43bea2527045786420051104ccc487f618a14e08a333077da6 [INFO] running `"docker" "start" "-a" "f95e52a2fbd5fe43bea2527045786420051104ccc487f618a14e08a333077da6"` [INFO] [stderr] Compiling sdl2 v0.32.1 (https://github.com/AngryLawyer/rust-sdl2#31e879ad) [INFO] [stderr] Compiling sdl2-sys v0.32.5 (https://github.com/AngryLawyer/rust-sdl2#31e879ad) [INFO] [stderr] Checking test_world v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> src/main.rs:36:29 [INFO] [stderr] | [INFO] [stderr] 36 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rng` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | for i in 0..POINTS_LEN { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:36:25 [INFO] [stderr] | [INFO] [stderr] 36 | let mut rng = rand::thread_rng(); [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: unused import: `rand::Rng` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> src/main.rs:36:29 [INFO] [stderr] | [INFO] [stderr] 36 | let mut rng = rand::thread_rng(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_rng` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | for i in 0..POINTS_LEN { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:36:25 [INFO] [stderr] | [INFO] [stderr] 36 | let mut rng = rand::thread_rng(); [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 9.93s [INFO] running `"docker" "inspect" "f95e52a2fbd5fe43bea2527045786420051104ccc487f618a14e08a333077da6"` [INFO] running `"docker" "rm" "-f" "f95e52a2fbd5fe43bea2527045786420051104ccc487f618a14e08a333077da6"` [INFO] [stdout] f95e52a2fbd5fe43bea2527045786420051104ccc487f618a14e08a333077da6