Dec 01 06:05:25.681 INFO testing pietrocarbo/rust_first_steps against 1.30.1 for beta-1.31-5
Dec 01 06:05:25.681 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 06:05:25.967 INFO [stdout] 50646f68a2ed926f6392c996cd0af9e25ed67e4d8fa7e4a4b114fdeb08f57024
Dec 01 06:05:25.969 INFO running `"docker" "start" "-a" "50646f68a2ed926f6392c996cd0af9e25ed67e4d8fa7e4a4b114fdeb08f57024"`
Dec 01 06:05:28.098 INFO [stderr] usermod: no changes
Dec 01 06:05:28.219 INFO [stderr]    Compiling presentation v0.1.0 (/source)
Dec 01 06:05:29.367 INFO [stderr] warning: function is never used: `file_parse_verbose`
Dec 01 06:05:29.368 INFO [stderr]   --> src/bin/3_error_IO.rs:12:1
Dec 01 06:05:29.368 INFO [stderr]    |
Dec 01 06:05:29.368 INFO [stderr] 12 | fn file_parse_verbose<P: AsRef<Path>>(file_path: P) -> Result<i32, CustomError> {
Dec 01 06:05:29.368 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 06:05:29.368 INFO [stderr]    |
Dec 01 06:05:29.368 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 06:05:29.368 INFO [stderr] 
Dec 01 06:05:29.368 INFO [stderr] warning: crate `3_error_IO` should have a snake case name such as `3_error_io`
Dec 01 06:05:29.368 INFO [stderr]   |
Dec 01 06:05:29.368 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 01 06:05:29.368 INFO [stderr] 
Dec 01 06:05:31.572 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.44s
Dec 01 06:05:31.576 INFO [stderr] su: No module specific data is present
Dec 01 06:05:32.661 INFO running `"docker" "inspect" "50646f68a2ed926f6392c996cd0af9e25ed67e4d8fa7e4a4b114fdeb08f57024"`
Dec 01 06:05:32.921 INFO running `"docker" "rm" "-f" "50646f68a2ed926f6392c996cd0af9e25ed67e4d8fa7e4a4b114fdeb08f57024"`
Dec 01 06:05:33.193 INFO [stdout] 50646f68a2ed926f6392c996cd0af9e25ed67e4d8fa7e4a4b114fdeb08f57024
Dec 01 06:05:33.195 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 06:05:33.616 INFO [stdout] eef03397d9731145610f18808fcf2ffff4960354795ba87f8a3caaa77d3c0fca
Dec 01 06:05:33.621 INFO running `"docker" "start" "-a" "eef03397d9731145610f18808fcf2ffff4960354795ba87f8a3caaa77d3c0fca"`
Dec 01 06:05:34.740 INFO [stderr] usermod: no changes
Dec 01 06:05:34.828 INFO [stderr]    Compiling presentation v0.1.0 (/source)
Dec 01 06:05:35.959 INFO [stderr] warning: function is never used: `file_parse_verbose`
Dec 01 06:05:35.960 INFO [stderr]   --> src/bin/3_error_IO.rs:12:1
Dec 01 06:05:35.960 INFO [stderr]    |
Dec 01 06:05:35.960 INFO [stderr] 12 | fn file_parse_verbose<P: AsRef<Path>>(file_path: P) -> Result<i32, CustomError> {
Dec 01 06:05:35.961 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 06:05:35.961 INFO [stderr]    |
Dec 01 06:05:35.961 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 06:05:35.961 INFO [stderr] 
Dec 01 06:05:35.962 INFO [stderr] warning: crate `3_error_IO` should have a snake case name such as `3_error_io`
Dec 01 06:05:35.962 INFO [stderr]   |
Dec 01 06:05:35.962 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 01 06:05:35.963 INFO [stderr] 
Dec 01 06:05:37.921 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.16s
Dec 01 06:05:37.926 INFO [stderr] su: No module specific data is present
Dec 01 06:05:38.885 INFO running `"docker" "inspect" "eef03397d9731145610f18808fcf2ffff4960354795ba87f8a3caaa77d3c0fca"`
Dec 01 06:05:39.232 INFO running `"docker" "rm" "-f" "eef03397d9731145610f18808fcf2ffff4960354795ba87f8a3caaa77d3c0fca"`
Dec 01 06:05:39.507 INFO [stdout] eef03397d9731145610f18808fcf2ffff4960354795ba87f8a3caaa77d3c0fca
Dec 01 06:05:39.512 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 06:05:40.122 INFO [stdout] dd68731d0bc99ecf17f45f6b9eaaca7b576ae7a5dc1a52aec13a48d3e2cab5d9
Dec 01 06:05:40.125 INFO running `"docker" "start" "-a" "dd68731d0bc99ecf17f45f6b9eaaca7b576ae7a5dc1a52aec13a48d3e2cab5d9"`
Dec 01 06:05:41.329 INFO [stderr] usermod: no changes
Dec 01 06:05:41.420 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 01 06:05:41.429 INFO [stderr]      Running /target/debug/deps/1_linked_list-da4e978a397875f2
Dec 01 06:05:41.441 INFO [stdout] 
Dec 01 06:05:41.441 INFO [stdout] running 0 tests
Dec 01 06:05:41.441 INFO [stdout] 
Dec 01 06:05:41.441 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 06:05:41.441 INFO [stdout] 
Dec 01 06:05:41.447 INFO [stderr]      Running /target/debug/deps/2_generics-080446af735978fe
Dec 01 06:05:41.449 INFO [stdout] 
Dec 01 06:05:41.449 INFO [stdout] running 0 tests
Dec 01 06:05:41.449 INFO [stdout] 
Dec 01 06:05:41.449 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 06:05:41.449 INFO [stdout] 
Dec 01 06:05:41.452 INFO [stderr]      Running /target/debug/deps/3_error_IO-922b4d5d41bb4af1
Dec 01 06:05:41.473 INFO [stdout] 
Dec 01 06:05:41.473 INFO [stdout] running 0 tests
Dec 01 06:05:41.473 INFO [stdout] 
Dec 01 06:05:41.474 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 06:05:41.474 INFO [stdout] 
Dec 01 06:05:41.479 INFO [stderr]      Running /target/debug/deps/4_traits-c9aea7d294df8f7c
Dec 01 06:05:41.487 INFO [stdout] 
Dec 01 06:05:41.487 INFO [stdout] running 0 tests
Dec 01 06:05:41.487 INFO [stdout] 
Dec 01 06:05:41.487 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 06:05:41.487 INFO [stdout] 
Dec 01 06:05:41.495 INFO [stderr]      Running /target/debug/deps/5_closures_cacher-59044aa71b76674c
Dec 01 06:05:41.506 INFO [stdout] 
Dec 01 06:05:41.506 INFO [stdout] running 0 tests
Dec 01 06:05:41.506 INFO [stdout] 
Dec 01 06:05:41.506 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 06:05:41.506 INFO [stdout] 
Dec 01 06:05:41.509 INFO [stderr] su: No module specific data is present
Dec 01 06:05:42.081 INFO running `"docker" "inspect" "dd68731d0bc99ecf17f45f6b9eaaca7b576ae7a5dc1a52aec13a48d3e2cab5d9"`
Dec 01 06:05:42.283 INFO running `"docker" "rm" "-f" "dd68731d0bc99ecf17f45f6b9eaaca7b576ae7a5dc1a52aec13a48d3e2cab5d9"`
Dec 01 06:05:42.551 INFO [stdout] dd68731d0bc99ecf17f45f6b9eaaca7b576ae7a5dc1a52aec13a48d3e2cab5d9
