Nov 06 13:38:02.390 INFO checking spebern/poc1to2 against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 13:38:02.392 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-0/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 06 13:38:02.827 INFO blam! c587823df76e23241fd85ef715d7f58beadc6b34e019b0fbbe662a3d9f06d4bb
Nov 06 13:38:02.829 INFO running `"docker" "start" "-a" "c587823df76e23241fd85ef715d7f58beadc6b34e019b0fbbe662a3d9f06d4bb"`
Nov 06 13:38:05.173 INFO kablam! usermod: no changes
Nov 06 13:38:05.284 INFO kablam!     Checking md5 v0.3.7
Nov 06 13:38:05.289 INFO kablam!     Checking clap v2.30.0
Nov 06 13:38:10.309 INFO kablam!     Checking poc1to2 v0.1.0 (/source)
Nov 06 13:38:11.077 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 13:38:11.085 INFO kablam!    --> src/main.rs:175:9
Nov 06 13:38:11.085 INFO kablam!     |
Nov 06 13:38:11.086 INFO kablam! 175 |         fs::copy(plot_file.to_owned() + ".orig", plot_file);
Nov 06 13:38:11.086 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:38:11.086 INFO kablam!     |
Nov 06 13:38:11.086 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Nov 06 13:38:11.087 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 13:38:11.087 INFO kablam! 
Nov 06 13:38:11.087 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 13:38:11.088 INFO kablam!    --> src/main.rs:189:9
Nov 06 13:38:11.088 INFO kablam!     |
Nov 06 13:38:11.088 INFO kablam! 189 |         File::open(&poc2_plot_file).unwrap().read_to_end(&mut buffer);
Nov 06 13:38:11.088 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:38:11.089 INFO kablam!     |
Nov 06 13:38:11.089 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 13:38:11.089 INFO kablam! 
Nov 06 13:38:11.090 INFO kablam! warning: unused `std::result::Result` that must be used
Nov 06 13:38:11.090 INFO kablam!    --> src/main.rs:194:9
Nov 06 13:38:11.090 INFO kablam!     |
Nov 06 13:38:11.090 INFO kablam! 194 |         fs::remove_file(&poc2_plot_file);
Nov 06 13:38:11.091 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 06 13:38:11.091 INFO kablam!     |
Nov 06 13:38:11.091 INFO kablam!     = note: this `Result` may be an `Err` variant, which should be handled
Nov 06 13:38:11.092 INFO kablam! 
Nov 06 13:38:11.117 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.92s
Nov 06 13:38:11.133 INFO kablam! su: No module specific data is present
Nov 06 13:38:12.317 INFO running `"docker" "rm" "-f" "c587823df76e23241fd85ef715d7f58beadc6b34e019b0fbbe662a3d9f06d4bb"`
Nov 06 13:38:12.617 INFO blam! c587823df76e23241fd85ef715d7f58beadc6b34e019b0fbbe662a3d9f06d4bb