Nov 30 10:04:45.895 INFO checking LarryLo/spark_submit_helper against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 10:04:45.895 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +32252761328f59ccfadb1bafb8148c685bc830b3-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 10:04:46.415 INFO [stdout] 39522631f0d19569757a63e0bc6ab1cff894835077f9dbd606feed3cba0b3af8
Nov 30 10:04:46.417 INFO running `"docker" "start" "-a" "39522631f0d19569757a63e0bc6ab1cff894835077f9dbd606feed3cba0b3af8"`
Nov 30 10:04:48.744 INFO [stderr] usermod: no changes
Nov 30 10:04:48.973 INFO [stderr]     Checking hyper v0.10.12
Nov 30 10:04:53.741 INFO [stderr]     Checking iron v0.5.1
Nov 30 10:04:55.411 INFO [stderr]     Checking router v0.5.1
Nov 30 10:04:57.222 INFO [stderr]     Checking spark_submit_helper v1.0.0 (/source)
Nov 30 10:05:00.012 INFO [stderr] warning: unused import: `std::env`
Nov 30 10:05:00.012 INFO [stderr]  --> src/lang_test/lang.rs:6:5
Nov 30 10:05:00.012 INFO [stderr]   |
Nov 30 10:05:00.012 INFO [stderr] 6 | use std::env;
Nov 30 10:05:00.013 INFO [stderr]   |     ^^^^^^^^
Nov 30 10:05:00.013 INFO [stderr]   |
Nov 30 10:05:00.013 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 10:05:00.013 INFO [stderr] 
Nov 30 10:05:00.320 INFO [stderr] warning: unused variable: `mkdir`
Nov 30 10:05:00.320 INFO [stderr]  --> src/user/mod.rs:8:9
Nov 30 10:05:00.321 INFO [stderr]   |
Nov 30 10:05:00.321 INFO [stderr] 8 |     let mkdir = 
Nov 30 10:05:00.321 INFO [stderr]   |         ^^^^^ help: consider using `_mkdir` instead
Nov 30 10:05:00.321 INFO [stderr]   |
Nov 30 10:05:00.322 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 30 10:05:00.322 INFO [stderr] 
Nov 30 10:05:00.322 INFO [stderr] warning: unused variable: `version`
Nov 30 10:05:00.322 INFO [stderr]   --> src/lang_test/lang.rs:64:40
Nov 30 10:05:00.322 INFO [stderr]    |
Nov 30 10:05:00.323 INFO [stderr] 64 |     fn run_test(&self, solution: &str, version: i8) -> String {
Nov 30 10:05:00.323 INFO [stderr]    |                                        ^^^^^^^ help: consider using `_version` instead
Nov 30 10:05:00.323 INFO [stderr] 
Nov 30 10:05:00.436 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 10:05:00.436 INFO [stderr]   --> src/lang_test/lang.rs:39:9
Nov 30 10:05:00.436 INFO [stderr]    |
Nov 30 10:05:00.436 INFO [stderr] 39 |         echo(solution, &Path::new(&format!("{}/solution.py", &to)));
Nov 30 10:05:00.436 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:05:00.436 INFO [stderr]    |
Nov 30 10:05:00.436 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 10:05:00.437 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 10:05:00.440 INFO [stderr] 
Nov 30 10:05:00.441 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 10:05:00.441 INFO [stderr]   --> src/lang_test/lang.rs:69:9
Nov 30 10:05:00.441 INFO [stderr]    |
Nov 30 10:05:00.442 INFO [stderr] 69 |         echo(solution, &Path::new(&format!("{}/src/main/scala/org/sparktw/codefight/Solution.scala", &to)));
Nov 30 10:05:00.442 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:05:00.442 INFO [stderr]    |
Nov 30 10:05:00.443 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 10:05:00.443 INFO [stderr] 
Nov 30 10:05:00.754 INFO [stderr] warning: unused import: `std::env`
Nov 30 10:05:00.754 INFO [stderr]  --> src/lang_test/lang.rs:6:5
Nov 30 10:05:00.754 INFO [stderr]   |
Nov 30 10:05:00.754 INFO [stderr] 6 | use std::env;
Nov 30 10:05:00.754 INFO [stderr]   |     ^^^^^^^^
Nov 30 10:05:00.754 INFO [stderr]   |
Nov 30 10:05:00.754 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 10:05:00.754 INFO [stderr] 
Nov 30 10:05:00.891 INFO [stderr] warning: unused variable: `mkdir`
Nov 30 10:05:00.891 INFO [stderr]  --> src/user/mod.rs:8:9
Nov 30 10:05:00.891 INFO [stderr]   |
Nov 30 10:05:00.892 INFO [stderr] 8 |     let mkdir = 
Nov 30 10:05:00.892 INFO [stderr]   |         ^^^^^ help: consider using `_mkdir` instead
Nov 30 10:05:00.892 INFO [stderr]   |
Nov 30 10:05:00.892 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 30 10:05:00.893 INFO [stderr] 
Nov 30 10:05:00.893 INFO [stderr] warning: unused variable: `version`
Nov 30 10:05:00.893 INFO [stderr]   --> src/lang_test/lang.rs:64:40
Nov 30 10:05:00.893 INFO [stderr]    |
Nov 30 10:05:00.894 INFO [stderr] 64 |     fn run_test(&self, solution: &str, version: i8) -> String {
Nov 30 10:05:00.894 INFO [stderr]    |                                        ^^^^^^^ help: consider using `_version` instead
Nov 30 10:05:00.894 INFO [stderr] 
Nov 30 10:05:00.947 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 10:05:00.947 INFO [stderr]   --> src/lang_test/lang.rs:39:9
Nov 30 10:05:00.947 INFO [stderr]    |
Nov 30 10:05:00.947 INFO [stderr] 39 |         echo(solution, &Path::new(&format!("{}/solution.py", &to)));
Nov 30 10:05:00.947 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:05:00.947 INFO [stderr]    |
Nov 30 10:05:00.947 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 10:05:00.947 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 10:05:00.947 INFO [stderr] 
Nov 30 10:05:00.947 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 10:05:00.947 INFO [stderr]   --> src/lang_test/lang.rs:69:9
Nov 30 10:05:00.947 INFO [stderr]    |
Nov 30 10:05:00.947 INFO [stderr] 69 |         echo(solution, &Path::new(&format!("{}/src/main/scala/org/sparktw/codefight/Solution.scala", &to)));
Nov 30 10:05:00.947 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 10:05:00.947 INFO [stderr]    |
Nov 30 10:05:00.947 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 10:05:00.947 INFO [stderr] 
Nov 30 10:05:00.962 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.19s
Nov 30 10:05:00.968 INFO [stderr] su: No module specific data is present
Nov 30 10:05:02.703 INFO running `"docker" "inspect" "39522631f0d19569757a63e0bc6ab1cff894835077f9dbd606feed3cba0b3af8"`
Nov 30 10:05:02.968 INFO running `"docker" "rm" "-f" "39522631f0d19569757a63e0bc6ab1cff894835077f9dbd606feed3cba0b3af8"`
Nov 30 10:05:03.348 INFO [stdout] 39522631f0d19569757a63e0bc6ab1cff894835077f9dbd606feed3cba0b3af8