[INFO] updating cached repository https://github.com/camccar/Euler11
[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] 150f98cced1e3bc28692522d9dbd1f4c501230f9
[INFO] testing camccar/Euler11 against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcamccar%2FEuler11" "work/builds/worker-10/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/camccar/Euler11 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/camccar/Euler11
[INFO] finished tweaking git repo https://github.com/camccar/Euler11
[INFO] tweaked toml for git repo https://github.com/camccar/Euler11 written to work/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/camccar/Euler11 already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] e768607af4858508c64f51b304acf71120fef039af33c3f649b2f41de0996104
[INFO] running `"docker" "start" "-a" "e768607af4858508c64f51b304acf71120fef039af33c3f649b2f41de0996104"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling problem11 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `largest`
[INFO] [stderr]  --> src/main.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut largest = 0;
[INFO] [stderr]   |             ^^^^^^^ help: consider prefixing with an underscore: `_largest`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread1`
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let thread1 = thread::spawn(move|| {
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_thread1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread2`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let thread2 = thread::spawn(move|| {
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_thread2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread3`
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let thread3 = thread::spawn(move|| {
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_thread3`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread4`
[INFO] [stderr]   --> src/main.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let thread4 = thread::spawn(move|| {
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_thread4`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut largest = 0;
[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 0.99s
[INFO] running `"docker" "inspect" "e768607af4858508c64f51b304acf71120fef039af33c3f649b2f41de0996104"`
[INFO] running `"docker" "rm" "-f" "e768607af4858508c64f51b304acf71120fef039af33c3f649b2f41de0996104"`
[INFO] [stdout] e768607af4858508c64f51b304acf71120fef039af33c3f649b2f41de0996104
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6a24372619cd6cd0317a3836f23da11c45e09472df673ceca7c6b92906f10a1c
[INFO] running `"docker" "start" "-a" "6a24372619cd6cd0317a3836f23da11c45e09472df673ceca7c6b92906f10a1c"`
[INFO] [stderr]    Compiling problem11 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `largest`
[INFO] [stderr]  --> src/main.rs:8:13
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut largest = 0;
[INFO] [stderr]   |             ^^^^^^^ help: consider prefixing with an underscore: `_largest`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread1`
[INFO] [stderr]   --> src/main.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let thread1 = thread::spawn(move|| {
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_thread1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread2`
[INFO] [stderr]   --> src/main.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let thread2 = thread::spawn(move|| {
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_thread2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread3`
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let thread3 = thread::spawn(move|| {
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_thread3`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `thread4`
[INFO] [stderr]   --> src/main.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let thread4 = thread::spawn(move|| {
[INFO] [stderr]    |         ^^^^^^^ help: consider prefixing with an underscore: `_thread4`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut largest = 0;
[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 0.63s
[INFO] running `"docker" "inspect" "6a24372619cd6cd0317a3836f23da11c45e09472df673ceca7c6b92906f10a1c"`
[INFO] running `"docker" "rm" "-f" "6a24372619cd6cd0317a3836f23da11c45e09472df673ceca7c6b92906f10a1c"`
[INFO] [stdout] 6a24372619cd6cd0317a3836f23da11c45e09472df673ceca7c6b92906f10a1c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] eeebfc89bca5db7cb2450c107404b936ece0872a57b45252053a4e65e9f0b93c
[INFO] running `"docker" "start" "-a" "eeebfc89bca5db7cb2450c107404b936ece0872a57b45252053a4e65e9f0b93c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/problem11-1f1c166374e150df
[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" "eeebfc89bca5db7cb2450c107404b936ece0872a57b45252053a4e65e9f0b93c"`
[INFO] running `"docker" "rm" "-f" "eeebfc89bca5db7cb2450c107404b936ece0872a57b45252053a4e65e9f0b93c"`
[INFO] [stdout] eeebfc89bca5db7cb2450c107404b936ece0872a57b45252053a4e65e9f0b93c