[INFO] updating cached repository https://github.com/marcolussetti/programming_rust_chapter2_gcd
[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] f42d988a4af20791bb6578279819d0bd94d19507
[INFO] testing marcolussetti/programming_rust_chapter2_gcd against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcolussetti%2Fprogramming_rust_chapter2_gcd" "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/marcolussetti/programming_rust_chapter2_gcd 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/marcolussetti/programming_rust_chapter2_gcd
[INFO] finished tweaking git repo https://github.com/marcolussetti/programming_rust_chapter2_gcd
[INFO] tweaked toml for git repo https://github.com/marcolussetti/programming_rust_chapter2_gcd written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/marcolussetti/programming_rust_chapter2_gcd 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-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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 1c516ba805e46b8ae7b81ddc1ffc1cdf47d5a59c41224e2f82eeab5346b27c04
[INFO] running `"docker" "start" "-a" "1c516ba805e46b8ae7b81ddc1ffc1cdf47d5a59c41224e2f82eeab5346b27c04"`
[INFO] [stderr]    Compiling programming_rust_chapter1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `let`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     }s
[INFO] [stderr]    |       - help: a semicolon may be missing here
[INFO] [stderr] 16 | 
[INFO] [stderr] 17 |     let mut running_gcd = numbers[0];
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `s` in this scope
[INFO] [stderr]   --> src/main.rs:15:6
[INFO] [stderr]    |
[INFO] [stderr] 15 |     }s
[INFO] [stderr]    |      ^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `d` in this scope
[INFO] [stderr]   --> src/main.rs:22:68
[INFO] [stderr]    |
[INFO] [stderr] 22 |     println!("The greatest common divisor of {:?} is {}", numbers, d)
[INFO] [stderr]    |                                                                    ^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:19:19
[INFO] [stderr]    |
[INFO] [stderr] 19 |         gcd = gcd(gcd, *number);
[INFO] [stderr]    |                   ^^^
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   expected u64, found fn item
[INFO] [stderr]    |                   help: use parentheses to call this function: `gcd(a, b)`
[INFO] [stderr] ...
[INFO] [stderr] 28 | fn gcd(mut a: u64, mut b: u64) -> u64 {
[INFO] [stderr]    | ------------------------------------- fn(u64, u64) -> u64 {gcd} defined here
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `u64`
[INFO] [stderr]               found type `fn(u64, u64) -> u64 {gcd}`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:19:15
[INFO] [stderr]    |
[INFO] [stderr] 19 |         gcd = gcd(gcd, *number);
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^ expected fn item, found u64
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `fn(u64, u64) -> u64 {gcd}`
[INFO] [stderr]               found type `u64`
[INFO] [stderr] 
[INFO] [stderr] error[E0070]: invalid left-hand side expression
[INFO] [stderr]   --> src/main.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         gcd = gcd(gcd, *number);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^ left-hand of expression not valid
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0070, E0308, E0425.
[INFO] [stderr] For more information about an error, try `rustc --explain E0070`.
[INFO] [stderr] error: could not compile `programming_rust_chapter1`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1c516ba805e46b8ae7b81ddc1ffc1cdf47d5a59c41224e2f82eeab5346b27c04"`
[INFO] running `"docker" "rm" "-f" "1c516ba805e46b8ae7b81ddc1ffc1cdf47d5a59c41224e2f82eeab5346b27c04"`
[INFO] [stdout] 1c516ba805e46b8ae7b81ddc1ffc1cdf47d5a59c41224e2f82eeab5346b27c04