Nov 28 12:34:27.361 INFO checking LarryLo/spark_submit_helper against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 12:34:27.361 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 12:34:27.768 INFO [stdout] 8b71e861d7f4487eb7200e949ff6a2ba7a553216c2e92718c9ba9387d88e48d4
Nov 28 12:34:27.770 INFO running `"docker" "start" "-a" "8b71e861d7f4487eb7200e949ff6a2ba7a553216c2e92718c9ba9387d88e48d4"`
Nov 28 12:34:29.136 INFO [stderr] usermod: no changes
Nov 28 12:34:29.340 INFO [stderr]     Checking hyper v0.10.12
Nov 28 12:34:33.726 INFO [stderr]     Checking iron v0.5.1
Nov 28 12:34:35.346 INFO [stderr]     Checking router v0.5.1
Nov 28 12:34:37.006 INFO [stderr]     Checking spark_submit_helper v1.0.0 (/source)
Nov 28 12:34:38.924 INFO [stderr] warning: unused import: `std::env`
Nov 28 12:34:38.924 INFO [stderr]  --> src/lang_test/lang.rs:6:5
Nov 28 12:34:38.926 INFO [stderr]   |
Nov 28 12:34:38.926 INFO [stderr] 6 | use std::env;
Nov 28 12:34:38.926 INFO [stderr]   |     ^^^^^^^^
Nov 28 12:34:38.926 INFO [stderr]   |
Nov 28 12:34:38.928 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 12:34:38.928 INFO [stderr] 
Nov 28 12:34:39.036 INFO [stderr] warning: unused import: `std::env`
Nov 28 12:34:39.037 INFO [stderr]  --> src/lang_test/lang.rs:6:5
Nov 28 12:34:39.037 INFO [stderr]   |
Nov 28 12:34:39.040 INFO [stderr] 6 | use std::env;
Nov 28 12:34:39.040 INFO [stderr]   |     ^^^^^^^^
Nov 28 12:34:39.040 INFO [stderr]   |
Nov 28 12:34:39.040 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 12:34:39.040 INFO [stderr] 
Nov 28 12:34:39.107 INFO [stderr] warning: unused variable: `mkdir`
Nov 28 12:34:39.107 INFO [stderr]  --> src/user/mod.rs:8:9
Nov 28 12:34:39.109 INFO [stderr]   |
Nov 28 12:34:39.110 INFO [stderr] 8 |     let mkdir = 
Nov 28 12:34:39.110 INFO [stderr]   |         ^^^^^ help: consider using `_mkdir` instead
Nov 28 12:34:39.110 INFO [stderr]   |
Nov 28 12:34:39.111 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 12:34:39.112 INFO [stderr] 
Nov 28 12:34:39.112 INFO [stderr] warning: unused variable: `version`
Nov 28 12:34:39.113 INFO [stderr]   --> src/lang_test/lang.rs:64:40
Nov 28 12:34:39.113 INFO [stderr]    |
Nov 28 12:34:39.113 INFO [stderr] 64 |     fn run_test(&self, solution: &str, version: i8) -> String {
Nov 28 12:34:39.114 INFO [stderr]    |                                        ^^^^^^^ help: consider using `_version` instead
Nov 28 12:34:39.114 INFO [stderr] 
Nov 28 12:34:39.176 INFO [stderr] warning: unused variable: `mkdir`
Nov 28 12:34:39.176 INFO [stderr]  --> src/user/mod.rs:8:9
Nov 28 12:34:39.176 INFO [stderr]   |
Nov 28 12:34:39.176 INFO [stderr] 8 |     let mkdir = 
Nov 28 12:34:39.177 INFO [stderr]   |         ^^^^^ help: consider using `_mkdir` instead
Nov 28 12:34:39.180 INFO [stderr]   |
Nov 28 12:34:39.180 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 12:34:39.180 INFO [stderr] 
Nov 28 12:34:39.180 INFO [stderr] warning: unused variable: `version`
Nov 28 12:34:39.180 INFO [stderr]   --> src/lang_test/lang.rs:64:40
Nov 28 12:34:39.180 INFO [stderr]    |
Nov 28 12:34:39.180 INFO [stderr] 64 |     fn run_test(&self, solution: &str, version: i8) -> String {
Nov 28 12:34:39.180 INFO [stderr]    |                                        ^^^^^^^ help: consider using `_version` instead
Nov 28 12:34:39.180 INFO [stderr] 
Nov 28 12:34:39.225 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:34:39.226 INFO [stderr]   --> src/lang_test/lang.rs:39:9
Nov 28 12:34:39.226 INFO [stderr]    |
Nov 28 12:34:39.226 INFO [stderr] 39 |         echo(solution, &Path::new(&format!("{}/solution.py", &to)));
Nov 28 12:34:39.226 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:34:39.228 INFO [stderr]    |
Nov 28 12:34:39.228 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 12:34:39.228 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:34:39.228 INFO [stderr] 
Nov 28 12:34:39.228 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:34:39.228 INFO [stderr]   --> src/lang_test/lang.rs:69:9
Nov 28 12:34:39.228 INFO [stderr]    |
Nov 28 12:34:39.228 INFO [stderr] 69 |         echo(solution, &Path::new(&format!("{}/src/main/scala/org/sparktw/codefight/Solution.scala", &to)));
Nov 28 12:34:39.228 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:34:39.228 INFO [stderr]    |
Nov 28 12:34:39.228 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:34:39.228 INFO [stderr] 
Nov 28 12:34:39.248 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:34:39.248 INFO [stderr]   --> src/lang_test/lang.rs:39:9
Nov 28 12:34:39.248 INFO [stderr]    |
Nov 28 12:34:39.248 INFO [stderr] 39 |         echo(solution, &Path::new(&format!("{}/solution.py", &to)));
Nov 28 12:34:39.248 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:34:39.249 INFO [stderr]    |
Nov 28 12:34:39.250 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 12:34:39.250 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:34:39.250 INFO [stderr] 
Nov 28 12:34:39.250 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:34:39.251 INFO [stderr]   --> src/lang_test/lang.rs:69:9
Nov 28 12:34:39.251 INFO [stderr]    |
Nov 28 12:34:39.251 INFO [stderr] 69 |         echo(solution, &Path::new(&format!("{}/src/main/scala/org/sparktw/codefight/Solution.scala", &to)));
Nov 28 12:34:39.251 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:34:39.251 INFO [stderr]    |
Nov 28 12:34:39.251 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:34:39.251 INFO [stderr] 
Nov 28 12:34:39.285 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.12s
Nov 28 12:34:39.293 INFO [stderr] su: No module specific data is present
Nov 28 12:34:39.719 INFO running `"docker" "inspect" "8b71e861d7f4487eb7200e949ff6a2ba7a553216c2e92718c9ba9387d88e48d4"`
Nov 28 12:34:39.924 INFO running `"docker" "rm" "-f" "8b71e861d7f4487eb7200e949ff6a2ba7a553216c2e92718c9ba9387d88e48d4"`
Nov 28 12:34:40.247 INFO [stdout] 8b71e861d7f4487eb7200e949ff6a2ba7a553216c2e92718c9ba9387d88e48d4