[INFO] cloning repository tiuuuuPJ/antbook [INFO] running `"git" "clone" "--bare" "git://github.com/tiuuuuPJ/antbook.git" "work/cache/sources/gh/tiuuuuPJ/antbook"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/tiuuuuPJ/antbook'... [INFO] running `"git" "clone" "work/cache/sources/gh/tiuuuuPJ/antbook" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/tiuuuuPJ/antbook"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/tiuuuuPJ/antbook'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/tiuuuuPJ/antbook" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tiuuuuPJ/antbook"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tiuuuuPJ/antbook'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2ce9c4b9cffbd20d86b9d47971e58ec6b1418e08 [INFO] sha for GitHub repo tiuuuuPJ/antbook: 2ce9c4b9cffbd20d86b9d47971e58ec6b1418e08 [INFO] validating manifest of tiuuuuPJ/antbook 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 tiuuuuPJ/antbook 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 tiuuuuPJ/antbook [INFO] finished frobbing tiuuuuPJ/antbook [INFO] frobbed toml for tiuuuuPJ/antbook written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/tiuuuuPJ/antbook/Cargo.toml [INFO] started frobbing tiuuuuPJ/antbook [INFO] finished frobbing tiuuuuPJ/antbook [INFO] frobbed toml for tiuuuuPJ/antbook written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tiuuuuPJ/antbook/Cargo.toml [INFO] crate tiuuuuPJ/antbook 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing tiuuuuPJ/antbook against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tiuuuuPJ/antbook:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] 670c9a89ab9b702bf0449b45d859abeaffbad55f13e9f3e2c993b35dec79b866 [INFO] running `"docker" "start" "-a" "670c9a89ab9b702bf0449b45d859abeaffbad55f13e9f3e2c993b35dec79b866"` [INFO] [stderr] Compiling antbook v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: function `DFS` should have a snake case name [INFO] [stderr] --> src/chapter-2/maze.rs:22:4 [INFO] [stderr] | [INFO] [stderr] 22 | fn DFS(map: &mut Vec>, flag: &mut bool) -> bool { [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `dfs` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/chapter-2/file_read_test.rs:10:26 [INFO] [stderr] | [INFO] [stderr] 10 | fn cat_file(stream: &mut BufRead) { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chapter-1/2.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut len = a[i] + a[j] + a[k]; [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/chapter-1/2.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | let mut max_a = cmp::max(cmp::max(a[i], a[j]), a[k]); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.46s [INFO] running `"docker" "inspect" "670c9a89ab9b702bf0449b45d859abeaffbad55f13e9f3e2c993b35dec79b866"` [INFO] running `"docker" "rm" "-f" "670c9a89ab9b702bf0449b45d859abeaffbad55f13e9f3e2c993b35dec79b866"` [INFO] [stdout] 670c9a89ab9b702bf0449b45d859abeaffbad55f13e9f3e2c993b35dec79b866 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tiuuuuPJ/antbook:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] dbd8b14016fb34b2bd644cdd27d378c2afc38fd6de2943225fc753ae3a510bbb [INFO] running `"docker" "start" "-a" "dbd8b14016fb34b2bd644cdd27d378c2afc38fd6de2943225fc753ae3a510bbb"` [INFO] [stderr] Compiling antbook v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/chapter-2/file_read_test.rs:10:26 [INFO] [stderr] | [INFO] [stderr] 10 | fn cat_file(stream: &mut BufRead) { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chapter-1/2.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut len = a[i] + a[j] + a[k]; [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/chapter-1/2.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | let mut max_a = cmp::max(cmp::max(a[i], a[j]), a[k]); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function `DFS` should have a snake case name [INFO] [stderr] --> src/chapter-2/maze.rs:22:4 [INFO] [stderr] | [INFO] [stderr] 22 | fn DFS(map: &mut Vec>, flag: &mut bool) -> bool { [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `dfs` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.20s [INFO] running `"docker" "inspect" "dbd8b14016fb34b2bd644cdd27d378c2afc38fd6de2943225fc753ae3a510bbb"` [INFO] running `"docker" "rm" "-f" "dbd8b14016fb34b2bd644cdd27d378c2afc38fd6de2943225fc753ae3a510bbb"` [INFO] [stdout] dbd8b14016fb34b2bd644cdd27d378c2afc38fd6de2943225fc753ae3a510bbb [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tiuuuuPJ/antbook:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"` [INFO] [stdout] 67d67e6b81bc34b2ad8966426e7eadb277e053dc91aaedd2a3456cb4c7be7147 [INFO] running `"docker" "start" "-a" "67d67e6b81bc34b2ad8966426e7eadb277e053dc91aaedd2a3456cb4c7be7147"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.29s [INFO] [stderr] Running /opt/crater/target/debug/deps/1_1-31256e9b5833389e [INFO] [stderr] Running /opt/crater/target/debug/deps/1_2-928df5113f1deea5 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test check_answer ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/1_3-0715e4d92b38227b [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/2_1-9148aea182376ba0 [INFO] [stdout] running 1 test [INFO] [stdout] test answer_check ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test answer_check ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test check_answer ... ok [INFO] [stderr] Running /opt/crater/target/debug/deps/2_2-1b223a6e7f677679 [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/file_read_test-e60f94ce0ea316c0 [INFO] [stdout] running 0 tests [INFO] [stderr] Running /opt/crater/target/debug/deps/greedy-67cf0b45146d621b [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/maze-54d920d5907d39eb [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] [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" "67d67e6b81bc34b2ad8966426e7eadb277e053dc91aaedd2a3456cb4c7be7147"` [INFO] running `"docker" "rm" "-f" "67d67e6b81bc34b2ad8966426e7eadb277e053dc91aaedd2a3456cb4c7be7147"` [INFO] [stdout] 67d67e6b81bc34b2ad8966426e7eadb277e053dc91aaedd2a3456cb4c7be7147