[INFO] updating cached repository https://github.com/RubenRuizT/CodeCompetionswithRust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 86c5e99bbec7d81c7463b3906de5b7a614a05912
[INFO] testing RubenRuizT/CodeCompetionswithRust against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FRubenRuizT%2FCodeCompetionswithRust" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RubenRuizT/CodeCompetionswithRust on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/RubenRuizT/CodeCompetionswithRust
[INFO] finished tweaking git repo https://github.com/RubenRuizT/CodeCompetionswithRust
[INFO] tweaked toml for git repo https://github.com/RubenRuizT/CodeCompetionswithRust written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/RubenRuizT/CodeCompetionswithRust already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 946715cf6202727dd96ea3615515d5b885c15dc97f44af8f584e8d17b8516501
[INFO] running `"docker" "start" "-a" "946715cf6202727dd96ea3615515d5b885c15dc97f44af8f584e8d17b8516501"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_compet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/euler01to10.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 |     let mut result = (1..1000)
[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: function is never used: `euler01`
[INFO] [stderr]  --> src/euler01to10.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn euler01(){ 
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `max` should have an upper case name
[INFO] [stderr]   --> src/euler01to10.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 |     const max :u64 = 4000000; 
[INFO] [stderr]    |           ^^^ help: convert the identifier to upper case: `MAX`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `"docker" "inspect" "946715cf6202727dd96ea3615515d5b885c15dc97f44af8f584e8d17b8516501"`
[INFO] running `"docker" "rm" "-f" "946715cf6202727dd96ea3615515d5b885c15dc97f44af8f584e8d17b8516501"`
[INFO] [stdout] 946715cf6202727dd96ea3615515d5b885c15dc97f44af8f584e8d17b8516501
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] ec494eeb4f19e5001938dbf0f97187f8272083edff4a3696d8233f5c934ccd53
[INFO] running `"docker" "start" "-a" "ec494eeb4f19e5001938dbf0f97187f8272083edff4a3696d8233f5c934ccd53"`
[INFO] [stderr]    Compiling rust_compet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/euler01to10.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 |     let mut result = (1..1000)
[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: function is never used: `euler01`
[INFO] [stderr]  --> src/euler01to10.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub fn euler01(){ 
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `max` should have an upper case name
[INFO] [stderr]   --> src/euler01to10.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 |     const max :u64 = 4000000; 
[INFO] [stderr]    |           ^^^ help: convert the identifier to upper case: `MAX`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "ec494eeb4f19e5001938dbf0f97187f8272083edff4a3696d8233f5c934ccd53"`
[INFO] running `"docker" "rm" "-f" "ec494eeb4f19e5001938dbf0f97187f8272083edff4a3696d8233f5c934ccd53"`
[INFO] [stdout] ec494eeb4f19e5001938dbf0f97187f8272083edff4a3696d8233f5c934ccd53
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 94670829989e1eff3139bb1ec105c59c33c3f78b1ae7c6fb961b330394542488
[INFO] running `"docker" "start" "-a" "94670829989e1eff3139bb1ec105c59c33c3f78b1ae7c6fb961b330394542488"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_compet-426b45447517fea0
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "94670829989e1eff3139bb1ec105c59c33c3f78b1ae7c6fb961b330394542488"`
[INFO] running `"docker" "rm" "-f" "94670829989e1eff3139bb1ec105c59c33c3f78b1ae7c6fb961b330394542488"`
[INFO] [stdout] 94670829989e1eff3139bb1ec105c59c33c3f78b1ae7c6fb961b330394542488