[INFO] updating cached repository https://github.com/LarryLo/spark_submit_helper [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c26d51ba4bd01bfe393c3c222309c69d26a11bb9 [INFO] checking LarryLo/spark_submit_helper against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FLarryLo%2Fspark_submit_helper" "work/builds/worker-7/source"` [INFO] [stderr] Cloning into 'work/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LarryLo/spark_submit_helper on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/LarryLo/spark_submit_helper [INFO] finished tweaking git repo https://github.com/LarryLo/spark_submit_helper [INFO] tweaked toml for git repo https://github.com/LarryLo/spark_submit_helper written to work/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/LarryLo/spark_submit_helper already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 357bd5b0bdbe3313573060ff4be541c35b9d69028223a1fb76d869e9cf2c3221 [INFO] running `"docker" "start" "-a" "357bd5b0bdbe3313573060ff4be541c35b9d69028223a1fb76d869e9cf2c3221"` [INFO] [stderr] Checking route-recognizer v0.1.12 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Checking num_cpus v1.6.2 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking hyper v0.10.12 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Checking iron v0.5.1 [INFO] [stderr] Checking router v0.5.1 [INFO] [stderr] Checking spark_submit_helper v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lang_test/lang.rs:20:20 [INFO] [stderr] | [INFO] [stderr] 20 | let mut file = try!(fs::File::create(path)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/lang_test/lang.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `version` [INFO] [stderr] --> src/lang_test/lang.rs:64:40 [INFO] [stderr] | [INFO] [stderr] 64 | fn run_test(&self, solution: &str, version: i8) -> String { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_version` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `mkdir` [INFO] [stderr] --> src/user/mod.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let mkdir = [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_mkdir` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lang_test/lang.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | echo(solution, &Path::new(&format!("{}/solution.py", &to))); [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/lang_test/lang.rs:69:9 [INFO] [stderr] | [INFO] [stderr] 69 | echo(solution, &Path::new(&format!("{}/src/main/scala/org/sparktw/codefight/Solution.scala", &to))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lang_test/lang.rs:20:20 [INFO] [stderr] | [INFO] [stderr] 20 | let mut file = try!(fs::File::create(path)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/lang_test/lang.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `version` [INFO] [stderr] --> src/lang_test/lang.rs:64:40 [INFO] [stderr] | [INFO] [stderr] 64 | fn run_test(&self, solution: &str, version: i8) -> String { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_version` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `mkdir` [INFO] [stderr] --> src/user/mod.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let mkdir = [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_mkdir` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lang_test/lang.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | echo(solution, &Path::new(&format!("{}/solution.py", &to))); [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/lang_test/lang.rs:69:9 [INFO] [stderr] | [INFO] [stderr] 69 | echo(solution, &Path::new(&format!("{}/src/main/scala/org/sparktw/codefight/Solution.scala", &to))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 8.80s [INFO] running `"docker" "inspect" "357bd5b0bdbe3313573060ff4be541c35b9d69028223a1fb76d869e9cf2c3221"` [INFO] running `"docker" "rm" "-f" "357bd5b0bdbe3313573060ff4be541c35b9d69028223a1fb76d869e9cf2c3221"` [INFO] [stdout] 357bd5b0bdbe3313573060ff4be541c35b9d69028223a1fb76d869e9cf2c3221