[INFO] updating cached repository rami999999999/Lang_detector_rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/rami999999999/Lang_detector_rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/rami999999999/Lang_detector_rust" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/rami999999999/Lang_detector_rust"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/rami999999999/Lang_detector_rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/rami999999999/Lang_detector_rust" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/rami999999999/Lang_detector_rust"` [INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/rami999999999/Lang_detector_rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a118c99d2e1c957da17d2d3bddc4e4d351b76150 [INFO] sha for GitHub repo rami999999999/Lang_detector_rust: a118c99d2e1c957da17d2d3bddc4e4d351b76150 [INFO] validating manifest of rami999999999/Lang_detector_rust on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of rami999999999/Lang_detector_rust on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing rami999999999/Lang_detector_rust [INFO] finished frobbing rami999999999/Lang_detector_rust [INFO] frobbed toml for rami999999999/Lang_detector_rust written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/rami999999999/Lang_detector_rust/Cargo.toml [INFO] started frobbing rami999999999/Lang_detector_rust [INFO] finished frobbing rami999999999/Lang_detector_rust [INFO] frobbed toml for rami999999999/Lang_detector_rust written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/rami999999999/Lang_detector_rust/Cargo.toml [INFO] crate rami999999999/Lang_detector_rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking rami999999999/Lang_detector_rust against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/rami999999999/Lang_detector_rust:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 59c181b8eced3db040b5a018e3c1eb1fc6c52223b2708ba5d0a3a305561c51b8 [INFO] running `"docker" "start" "-a" "59c181b8eced3db040b5a018e3c1eb1fc6c52223b2708ba5d0a3a305561c51b8"` [INFO] [stderr] Checking lang_detector_rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/main.rs:87:14 [INFO] [stderr] | [INFO] [stderr] 87 | for i in (0 .. capacity){ [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 `for` head expression [INFO] [stderr] --> src/main.rs:87:14 [INFO] [stderr] | [INFO] [stderr] 87 | for i in (0 .. capacity){ [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pt_total` is never read [INFO] [stderr] --> src/main.rs:131:13 [INFO] [stderr] | [INFO] [stderr] 131 | let mut pt_total=0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `es_total` is never read [INFO] [stderr] --> src/main.rs:132:13 [INFO] [stderr] | [INFO] [stderr] 132 | let mut es_total=0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `fr_total` is never read [INFO] [stderr] --> src/main.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | let mut fr_total=0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pt_total` is never read [INFO] [stderr] --> src/main.rs:131:13 [INFO] [stderr] | [INFO] [stderr] 131 | let mut pt_total=0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `es_total` is never read [INFO] [stderr] --> src/main.rs:132:13 [INFO] [stderr] | [INFO] [stderr] 132 | let mut es_total=0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `fr_total` is never read [INFO] [stderr] --> src/main.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | let mut fr_total=0.0; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:137:9 [INFO] [stderr] | [INFO] [stderr] 137 | io::stdin().read_line(&mut program_input); [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] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:137:9 [INFO] [stderr] | [INFO] [stderr] 137 | io::stdin().read_line(&mut program_input); [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 0.63s [INFO] running `"docker" "inspect" "59c181b8eced3db040b5a018e3c1eb1fc6c52223b2708ba5d0a3a305561c51b8"` [INFO] running `"docker" "rm" "-f" "59c181b8eced3db040b5a018e3c1eb1fc6c52223b2708ba5d0a3a305561c51b8"` [INFO] [stdout] 59c181b8eced3db040b5a018e3c1eb1fc6c52223b2708ba5d0a3a305561c51b8