[INFO] updating cached repository kilork/google-codejam-2018-saving-the-universe-again [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/kilork/google-codejam-2018-saving-the-universe-again [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/kilork/google-codejam-2018-saving-the-universe-again" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/kilork/google-codejam-2018-saving-the-universe-again"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/kilork/google-codejam-2018-saving-the-universe-again'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/kilork/google-codejam-2018-saving-the-universe-again" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/kilork/google-codejam-2018-saving-the-universe-again"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/kilork/google-codejam-2018-saving-the-universe-again'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6a79d07a407810271c469ec0d708fcd0bc49c709 [INFO] sha for GitHub repo kilork/google-codejam-2018-saving-the-universe-again: 6a79d07a407810271c469ec0d708fcd0bc49c709 [INFO] validating manifest of kilork/google-codejam-2018-saving-the-universe-again on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of kilork/google-codejam-2018-saving-the-universe-again on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing kilork/google-codejam-2018-saving-the-universe-again [INFO] finished frobbing kilork/google-codejam-2018-saving-the-universe-again [INFO] frobbed toml for kilork/google-codejam-2018-saving-the-universe-again written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/kilork/google-codejam-2018-saving-the-universe-again/Cargo.toml [INFO] started frobbing kilork/google-codejam-2018-saving-the-universe-again [INFO] finished frobbing kilork/google-codejam-2018-saving-the-universe-again [INFO] frobbed toml for kilork/google-codejam-2018-saving-the-universe-again written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/kilork/google-codejam-2018-saving-the-universe-again/Cargo.toml [INFO] crate kilork/google-codejam-2018-saving-the-universe-again already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking kilork/google-codejam-2018-saving-the-universe-again against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-1/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/kilork/google-codejam-2018-saving-the-universe-again:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] f41c09cff4758c6d2ec8bb82458d823bb9e34c5c662c068bb28b22ed591731ee [INFO] running `"docker" "start" "-a" "f41c09cff4758c6d2ec8bb82458d823bb9e34c5c662c068bb28b22ed591731ee"` [INFO] [stderr] Checking saving-the-universe-again v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | let mut hackable = parse_program(program); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | let mut hackable = parse_program(program); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `"docker" "inspect" "f41c09cff4758c6d2ec8bb82458d823bb9e34c5c662c068bb28b22ed591731ee"` [INFO] running `"docker" "rm" "-f" "f41c09cff4758c6d2ec8bb82458d823bb9e34c5c662c068bb28b22ed591731ee"` [INFO] [stdout] f41c09cff4758c6d2ec8bb82458d823bb9e34c5c662c068bb28b22ed591731ee