Nov 30 05:31:49.645 INFO checking cesare/rust-euler against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 05:31:49.645 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 05:31:50.168 INFO [stdout] 4488d34430db895e1f6063736cfe40160ac5d17d5dd92437230c7640790bde02
Nov 30 05:31:50.176 INFO running `"docker" "start" "-a" "4488d34430db895e1f6063736cfe40160ac5d17d5dd92437230c7640790bde02"`
Nov 30 05:31:51.529 INFO [stderr] usermod: no changes
Nov 30 05:31:51.604 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Nov 30 05:31:51.604 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Nov 30 05:31:51.604 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Nov 30 05:31:51.604 INFO [stderr] files will be included as a binary target:
Nov 30 05:31:51.604 INFO [stderr] 
Nov 30 05:31:51.604 INFO [stderr] * /source/src/main.rs
Nov 30 05:31:51.604 INFO [stderr] 
Nov 30 05:31:51.604 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Nov 30 05:31:51.604 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Nov 30 05:31:51.604 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Nov 30 05:31:51.604 INFO [stderr] section. You may also move the files to a location where Cargo would not
Nov 30 05:31:51.604 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Nov 30 05:31:51.604 INFO [stderr] 
Nov 30 05:31:51.604 INFO [stderr] For more information on this warning you can consult
Nov 30 05:31:51.604 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Nov 30 05:31:51.628 INFO [stderr]     Checking euler v0.1.0 (/source)
Nov 30 05:31:53.204 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 30 05:31:53.205 INFO [stderr]   --> src/problem_005_smallest_multiple.rs:42:42
Nov 30 05:31:53.205 INFO [stderr]    |
Nov 30 05:31:53.205 INFO [stderr] 42 |     let product = results.iter().fold(1, (|a, b| a * b));
Nov 30 05:31:53.205 INFO [stderr]    |                                          ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:31:53.205 INFO [stderr]    |
Nov 30 05:31:53.205 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 05:31:53.205 INFO [stderr] 
Nov 30 05:31:53.319 INFO [stderr] warning: method is never used: `reset`
Nov 30 05:31:53.320 INFO [stderr]    --> src/prime.rs:134:5
Nov 30 05:31:53.320 INFO [stderr]     |
Nov 30 05:31:53.320 INFO [stderr] 134 |     pub fn reset(&mut self) {
Nov 30 05:31:53.321 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:31:53.344 INFO [stderr]     |
Nov 30 05:31:53.345 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 05:31:53.345 INFO [stderr] 
Nov 30 05:31:53.518 INFO [stderr] warning: method is never used: `reset`
Nov 30 05:31:53.518 INFO [stderr]    --> src/prime.rs:134:5
Nov 30 05:31:53.519 INFO [stderr]     |
Nov 30 05:31:53.519 INFO [stderr] 134 |     pub fn reset(&mut self) {
Nov 30 05:31:53.519 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:31:53.520 INFO [stderr]     |
Nov 30 05:31:53.520 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 05:31:53.520 INFO [stderr] 
Nov 30 05:31:54.156 INFO [stderr] warning: method is never used: `reset`
Nov 30 05:31:54.157 INFO [stderr]    --> src/prime.rs:134:5
Nov 30 05:31:54.157 INFO [stderr]     |
Nov 30 05:31:54.157 INFO [stderr] 134 |     pub fn reset(&mut self) {
Nov 30 05:31:54.157 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:31:54.158 INFO [stderr]     |
Nov 30 05:31:54.158 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 05:31:54.158 INFO [stderr] 
Nov 30 05:31:56.956 INFO [stderr] warning: method is never used: `reset`
Nov 30 05:31:56.956 INFO [stderr]    --> src/prime.rs:134:5
Nov 30 05:31:56.956 INFO [stderr]     |
Nov 30 05:31:56.956 INFO [stderr] 134 |     pub fn reset(&mut self) {
Nov 30 05:31:56.956 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 05:31:56.956 INFO [stderr]     |
Nov 30 05:31:56.956 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 30 05:31:56.956 INFO [stderr] 
Nov 30 05:31:57.128 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 30 05:31:57.128 INFO [stderr]   --> src/problem_005_smallest_multiple.rs:42:42
Nov 30 05:31:57.128 INFO [stderr]    |
Nov 30 05:31:57.128 INFO [stderr] 42 |     let product = results.iter().fold(1, (|a, b| a * b));
Nov 30 05:31:57.128 INFO [stderr]    |                                          ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 05:31:57.128 INFO [stderr]    |
Nov 30 05:31:57.128 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 05:31:57.128 INFO [stderr] 
Nov 30 05:31:57.264 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.70s
Nov 30 05:31:57.272 INFO [stderr] su: No module specific data is present
Nov 30 05:31:58.295 INFO running `"docker" "inspect" "4488d34430db895e1f6063736cfe40160ac5d17d5dd92437230c7640790bde02"`
Nov 30 05:31:58.614 INFO running `"docker" "rm" "-f" "4488d34430db895e1f6063736cfe40160ac5d17d5dd92437230c7640790bde02"`
Nov 30 05:31:58.964 INFO [stdout] 4488d34430db895e1f6063736cfe40160ac5d17d5dd92437230c7640790bde02