Nov 28 12:34:24.713 INFO checking LarryLo/spark_submit_helper against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 12:34:24.713 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 12:34:25.146 INFO [stdout] c85d64e7f1da5745e912109c82744fd4c00f9f0f800878ac955175b0e168f650
Nov 28 12:34:25.148 INFO running `"docker" "start" "-a" "c85d64e7f1da5745e912109c82744fd4c00f9f0f800878ac955175b0e168f650"`
Nov 28 12:34:26.801 INFO [stderr] usermod: no changes
Nov 28 12:34:27.044 INFO [stderr]     Checking hyper v0.10.12
Nov 28 12:34:31.185 INFO [stderr]     Checking iron v0.5.1
Nov 28 12:34:33.088 INFO [stderr]     Checking router v0.5.1
Nov 28 12:34:34.735 INFO [stderr]     Checking spark_submit_helper v1.0.0 (/source)
Nov 28 12:34:36.910 INFO [stderr] warning: unused import: `std::env`
Nov 28 12:34:36.910 INFO [stderr]  --> src/lang_test/lang.rs:6:5
Nov 28 12:34:36.910 INFO [stderr]   |
Nov 28 12:34:36.910 INFO [stderr] 6 | use std::env;
Nov 28 12:34:36.910 INFO [stderr]   |     ^^^^^^^^
Nov 28 12:34:36.910 INFO [stderr]   |
Nov 28 12:34:36.911 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 12:34:36.911 INFO [stderr] 
Nov 28 12:34:37.024 INFO [stderr] warning: unused import: `std::env`
Nov 28 12:34:37.024 INFO [stderr]  --> src/lang_test/lang.rs:6:5
Nov 28 12:34:37.024 INFO [stderr]   |
Nov 28 12:34:37.024 INFO [stderr] 6 | use std::env;
Nov 28 12:34:37.024 INFO [stderr]   |     ^^^^^^^^
Nov 28 12:34:37.024 INFO [stderr]   |
Nov 28 12:34:37.028 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 12:34:37.029 INFO [stderr] 
Nov 28 12:34:37.096 INFO [stderr] warning: unused variable: `mkdir`
Nov 28 12:34:37.096 INFO [stderr]  --> src/user/mod.rs:8:9
Nov 28 12:34:37.096 INFO [stderr]   |
Nov 28 12:34:37.097 INFO [stderr] 8 |     let mkdir = 
Nov 28 12:34:37.097 INFO [stderr]   |         ^^^^^ help: consider using `_mkdir` instead
Nov 28 12:34:37.097 INFO [stderr]   |
Nov 28 12:34:37.097 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 12:34:37.097 INFO [stderr] 
Nov 28 12:34:37.097 INFO [stderr] warning: unused variable: `version`
Nov 28 12:34:37.097 INFO [stderr]   --> src/lang_test/lang.rs:64:40
Nov 28 12:34:37.097 INFO [stderr]    |
Nov 28 12:34:37.097 INFO [stderr] 64 |     fn run_test(&self, solution: &str, version: i8) -> String {
Nov 28 12:34:37.097 INFO [stderr]    |                                        ^^^^^^^ help: consider using `_version` instead
Nov 28 12:34:37.097 INFO [stderr] 
Nov 28 12:34:37.176 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:34:37.176 INFO [stderr]   --> src/lang_test/lang.rs:39:9
Nov 28 12:34:37.176 INFO [stderr]    |
Nov 28 12:34:37.176 INFO [stderr] 39 |         echo(solution, &Path::new(&format!("{}/solution.py", &to)));
Nov 28 12:34:37.177 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:34:37.177 INFO [stderr]    |
Nov 28 12:34:37.177 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 12:34:37.178 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:34:37.178 INFO [stderr] 
Nov 28 12:34:37.178 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:34:37.179 INFO [stderr]   --> src/lang_test/lang.rs:69:9
Nov 28 12:34:37.179 INFO [stderr]    |
Nov 28 12:34:37.180 INFO [stderr] 69 |         echo(solution, &Path::new(&format!("{}/src/main/scala/org/sparktw/codefight/Solution.scala", &to)));
Nov 28 12:34:37.180 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:34:37.180 INFO [stderr]    |
Nov 28 12:34:37.180 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:34:37.180 INFO [stderr] 
Nov 28 12:34:37.191 INFO [stderr] warning: unused variable: `mkdir`
Nov 28 12:34:37.191 INFO [stderr]  --> src/user/mod.rs:8:9
Nov 28 12:34:37.192 INFO [stderr]   |
Nov 28 12:34:37.192 INFO [stderr] 8 |     let mkdir = 
Nov 28 12:34:37.192 INFO [stderr]   |         ^^^^^ help: consider using `_mkdir` instead
Nov 28 12:34:37.192 INFO [stderr]   |
Nov 28 12:34:37.193 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Nov 28 12:34:37.193 INFO [stderr] 
Nov 28 12:34:37.193 INFO [stderr] warning: unused variable: `version`
Nov 28 12:34:37.193 INFO [stderr]   --> src/lang_test/lang.rs:64:40
Nov 28 12:34:37.193 INFO [stderr]    |
Nov 28 12:34:37.194 INFO [stderr] 64 |     fn run_test(&self, solution: &str, version: i8) -> String {
Nov 28 12:34:37.194 INFO [stderr]    |                                        ^^^^^^^ help: consider using `_version` instead
Nov 28 12:34:37.194 INFO [stderr] 
Nov 28 12:34:37.248 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:34:37.248 INFO [stderr]   --> src/lang_test/lang.rs:39:9
Nov 28 12:34:37.248 INFO [stderr]    |
Nov 28 12:34:37.248 INFO [stderr] 39 |         echo(solution, &Path::new(&format!("{}/solution.py", &to)));
Nov 28 12:34:37.248 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:34:37.248 INFO [stderr]    |
Nov 28 12:34:37.248 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 12:34:37.248 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:34:37.248 INFO [stderr] 
Nov 28 12:34:37.248 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:34:37.248 INFO [stderr]   --> src/lang_test/lang.rs:69:9
Nov 28 12:34:37.248 INFO [stderr]    |
Nov 28 12:34:37.248 INFO [stderr] 69 |         echo(solution, &Path::new(&format!("{}/src/main/scala/org/sparktw/codefight/Solution.scala", &to)));
Nov 28 12:34:37.248 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:34:37.248 INFO [stderr]    |
Nov 28 12:34:37.248 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:34:37.248 INFO [stderr] 
Nov 28 12:34:37.272 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.45s
Nov 28 12:34:37.282 INFO [stderr] su: No module specific data is present
Nov 28 12:34:37.656 INFO running `"docker" "inspect" "c85d64e7f1da5745e912109c82744fd4c00f9f0f800878ac955175b0e168f650"`
Nov 28 12:34:37.758 INFO running `"docker" "rm" "-f" "c85d64e7f1da5745e912109c82744fd4c00f9f0f800878ac955175b0e168f650"`
Nov 28 12:34:37.917 INFO [stdout] c85d64e7f1da5745e912109c82744fd4c00f9f0f800878ac955175b0e168f650