[INFO] updating cached repository https://github.com/AtomicMegaNerd/learning_rust
[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] d273a33409bbaf55a0995a94fe86968009715868
[INFO] testing AtomicMegaNerd/learning_rust against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtomicMegaNerd%2Flearning_rust" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AtomicMegaNerd/learning_rust 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/AtomicMegaNerd/learning_rust
[INFO] finished tweaking git repo https://github.com/AtomicMegaNerd/learning_rust
[INFO] tweaked toml for git repo https://github.com/AtomicMegaNerd/learning_rust written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/AtomicMegaNerd/learning_rust 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] 01fa442b1f039bef97803d0c2a6fa7d2ac5805e45d5d8fe33c43b335257a5bb9
[INFO] running `"docker" "start" "-a" "01fa442b1f039bef97803d0c2a6fa7d2ac5805e45d5d8fe33c43b335257a5bb9"`
[INFO] [stderr]    Compiling learning_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]  --> src/control_flows.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 |         19...21 => "L",
[INFO] [stderr]   |           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `"docker" "inspect" "01fa442b1f039bef97803d0c2a6fa7d2ac5805e45d5d8fe33c43b335257a5bb9"`
[INFO] running `"docker" "rm" "-f" "01fa442b1f039bef97803d0c2a6fa7d2ac5805e45d5d8fe33c43b335257a5bb9"`
[INFO] [stdout] 01fa442b1f039bef97803d0c2a6fa7d2ac5805e45d5d8fe33c43b335257a5bb9
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] 863a8725da9ebef7d01d3d31b2b66566fecf87a3793f3a6c37017831426a0b5e
[INFO] running `"docker" "start" "-a" "863a8725da9ebef7d01d3d31b2b66566fecf87a3793f3a6c37017831426a0b5e"`
[INFO] [stderr]    Compiling learning_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]  --> src/control_flows.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 |         19...21 => "L",
[INFO] [stderr]   |           ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `"docker" "inspect" "863a8725da9ebef7d01d3d31b2b66566fecf87a3793f3a6c37017831426a0b5e"`
[INFO] running `"docker" "rm" "-f" "863a8725da9ebef7d01d3d31b2b66566fecf87a3793f3a6c37017831426a0b5e"`
[INFO] [stdout] 863a8725da9ebef7d01d3d31b2b66566fecf87a3793f3a6c37017831426a0b5e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] ec12fc71fb044f4a920f9794a099b1c7aa1be2f8bffb33d1bbad0a8991399922
[INFO] running `"docker" "start" "-a" "ec12fc71fb044f4a920f9794a099b1c7aa1be2f8bffb33d1bbad0a8991399922"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/learning_rust-f1c786963d3e8269
[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" "ec12fc71fb044f4a920f9794a099b1c7aa1be2f8bffb33d1bbad0a8991399922"`
[INFO] running `"docker" "rm" "-f" "ec12fc71fb044f4a920f9794a099b1c7aa1be2f8bffb33d1bbad0a8991399922"`
[INFO] [stdout] ec12fc71fb044f4a920f9794a099b1c7aa1be2f8bffb33d1bbad0a8991399922