Nov 16 12:41:46.949 INFO testing spebern/poc1to2 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 12:41:46.950 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-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 16 12:41:47.495 INFO [stdout] 483eb030340015b70b550a26aebc006f34b22ac849b434903526de45fee40064
Nov 16 12:41:47.496 INFO running `"docker" "start" "-a" "483eb030340015b70b550a26aebc006f34b22ac849b434903526de45fee40064"`
Nov 16 12:41:49.050 INFO [stderr] usermod: no changes
Nov 16 12:41:49.215 INFO [stderr]    Compiling clap v2.30.0
Nov 16 12:42:04.719 INFO [stderr]    Compiling poc1to2 v0.1.0 (/source)
Nov 16 12:42:06.357 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.28s
Nov 16 12:42:06.362 INFO [stderr] su: No module specific data is present
Nov 16 12:42:07.690 INFO running `"docker" "inspect" "483eb030340015b70b550a26aebc006f34b22ac849b434903526de45fee40064"`
Nov 16 12:42:08.035 INFO running `"docker" "rm" "-f" "483eb030340015b70b550a26aebc006f34b22ac849b434903526de45fee40064"`
Nov 16 12:42:08.335 INFO [stdout] 483eb030340015b70b550a26aebc006f34b22ac849b434903526de45fee40064
Nov 16 12:42:08.340 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-7/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-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 16 12:42:08.939 INFO [stdout] 9e8fb374db8f4c17c2a5c3c066775a98b0ab3b2892df1bb6d9018983bf1b354e
Nov 16 12:42:08.941 INFO running `"docker" "start" "-a" "9e8fb374db8f4c17c2a5c3c066775a98b0ab3b2892df1bb6d9018983bf1b354e"`
Nov 16 12:42:10.035 INFO [stderr] usermod: no changes
Nov 16 12:42:10.143 INFO [stderr]    Compiling md5 v0.3.7
Nov 16 12:42:10.875 INFO [stderr]    Compiling poc1to2 v0.1.0 (/source)
Nov 16 12:42:11.327 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 12:42:11.327 INFO [stderr]    --> src/main.rs:175:9
Nov 16 12:42:11.327 INFO [stderr]     |
Nov 16 12:42:11.327 INFO [stderr] 175 |         fs::copy(plot_file.to_owned() + ".orig", plot_file);
Nov 16 12:42:11.327 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 12:42:11.327 INFO [stderr]     |
Nov 16 12:42:11.327 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 16 12:42:11.327 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 12:42:11.327 INFO [stderr] 
Nov 16 12:42:11.327 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 12:42:11.327 INFO [stderr]    --> src/main.rs:189:9
Nov 16 12:42:11.327 INFO [stderr]     |
Nov 16 12:42:11.327 INFO [stderr] 189 |         File::open(&poc2_plot_file).unwrap().read_to_end(&mut buffer);
Nov 16 12:42:11.327 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 12:42:11.327 INFO [stderr]     |
Nov 16 12:42:11.327 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 12:42:11.327 INFO [stderr] 
Nov 16 12:42:11.327 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 16 12:42:11.327 INFO [stderr]    --> src/main.rs:194:9
Nov 16 12:42:11.327 INFO [stderr]     |
Nov 16 12:42:11.327 INFO [stderr] 194 |         fs::remove_file(&poc2_plot_file);
Nov 16 12:42:11.327 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 16 12:42:11.327 INFO [stderr]     |
Nov 16 12:42:11.327 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 16 12:42:11.327 INFO [stderr] 
Nov 16 12:42:12.352 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
Nov 16 12:42:12.357 INFO [stderr] su: No module specific data is present
Nov 16 12:42:13.029 INFO running `"docker" "inspect" "9e8fb374db8f4c17c2a5c3c066775a98b0ab3b2892df1bb6d9018983bf1b354e"`
Nov 16 12:42:13.469 INFO running `"docker" "rm" "-f" "9e8fb374db8f4c17c2a5c3c066775a98b0ab3b2892df1bb6d9018983bf1b354e"`
Nov 16 12:42:13.831 INFO [stdout] 9e8fb374db8f4c17c2a5c3c066775a98b0ab3b2892df1bb6d9018983bf1b354e