[INFO] updating cached repository https://github.com/monsieursquirrel/lychrel
[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] cf4204c8ed1fad3163c45106a778f15800cd0bac
[INFO] testing monsieursquirrel/lychrel against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonsieursquirrel%2Flychrel" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monsieursquirrel/lychrel 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/monsieursquirrel/lychrel
[INFO] finished tweaking git repo https://github.com/monsieursquirrel/lychrel
[INFO] tweaked toml for git repo https://github.com/monsieursquirrel/lychrel written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/monsieursquirrel/lychrel 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /big/crater/work/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] ae80c1585b07162cf80f1ef56f5b587f8a82165d920f166a5251769dd95fc8d7
[INFO] running `"docker" "start" "-a" "ae80c1585b07162cf80f1ef56f5b587f8a82165d920f166a5251769dd95fc8d7"`
[INFO] [stderr]    Compiling lychrel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/main.rs:64:14
[INFO] [stderr]    |
[INFO] [stderr] 64 |     for i in (1..(max_num + 1)) {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `"docker" "inspect" "ae80c1585b07162cf80f1ef56f5b587f8a82165d920f166a5251769dd95fc8d7"`
[INFO] running `"docker" "rm" "-f" "ae80c1585b07162cf80f1ef56f5b587f8a82165d920f166a5251769dd95fc8d7"`
[INFO] [stdout] ae80c1585b07162cf80f1ef56f5b587f8a82165d920f166a5251769dd95fc8d7
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] ad5a062f9e3782d5e1020a8c43de227f6fb340d0a6009d9c5c8c8e44c1aa5724
[INFO] running `"docker" "start" "-a" "ad5a062f9e3782d5e1020a8c43de227f6fb340d0a6009d9c5c8c8e44c1aa5724"`
[INFO] [stderr]    Compiling lychrel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/main.rs:64:14
[INFO] [stderr]    |
[INFO] [stderr] 64 |     for i in (1..(max_num + 1)) {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "ad5a062f9e3782d5e1020a8c43de227f6fb340d0a6009d9c5c8c8e44c1aa5724"`
[INFO] running `"docker" "rm" "-f" "ad5a062f9e3782d5e1020a8c43de227f6fb340d0a6009d9c5c8c8e44c1aa5724"`
[INFO] [stdout] ad5a062f9e3782d5e1020a8c43de227f6fb340d0a6009d9c5c8c8e44c1aa5724
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] b57fedf682888d3cb568ac9fff553cf13d70f0ad7ad517969c284a4ef818ee0c
[INFO] running `"docker" "start" "-a" "b57fedf682888d3cb568ac9fff553cf13d70f0ad7ad517969c284a4ef818ee0c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lychrel-0c2fb677523053ea
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test not_palindromes ... ok
[INFO] [stdout] test expected_non_lychrels ... ok
[INFO] [stdout] test simple_palindromes ... ok
[INFO] [stdout] test simple_rev_adds ... ok
[INFO] [stdout] test expected_lychrels ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b57fedf682888d3cb568ac9fff553cf13d70f0ad7ad517969c284a4ef818ee0c"`
[INFO] running `"docker" "rm" "-f" "b57fedf682888d3cb568ac9fff553cf13d70f0ad7ad517969c284a4ef818ee0c"`
[INFO] [stdout] b57fedf682888d3cb568ac9fff553cf13d70f0ad7ad517969c284a4ef818ee0c