[INFO] updating cached repository Herbert-Karl/project_euler
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Herbert-Karl/project_euler
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Herbert-Karl/project_euler" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Herbert-Karl/project_euler"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Herbert-Karl/project_euler'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Herbert-Karl/project_euler" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Herbert-Karl/project_euler"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Herbert-Karl/project_euler'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 23cbf9f47cbf75e035bbdd0cf353aad66bc126af
[INFO] sha for GitHub repo Herbert-Karl/project_euler: 23cbf9f47cbf75e035bbdd0cf353aad66bc126af
[INFO] validating manifest of Herbert-Karl/project_euler on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Herbert-Karl/project_euler on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Herbert-Karl/project_euler
[INFO] finished frobbing Herbert-Karl/project_euler
[INFO] frobbed toml for Herbert-Karl/project_euler written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Herbert-Karl/project_euler/Cargo.toml
[INFO] started frobbing Herbert-Karl/project_euler
[INFO] finished frobbing Herbert-Karl/project_euler
[INFO] frobbed toml for Herbert-Karl/project_euler written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Herbert-Karl/project_euler/Cargo.toml
[INFO] crate Herbert-Karl/project_euler already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Herbert-Karl/project_euler against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Herbert-Karl/project_euler:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b8a5ff4b2229f95b434d3b0c9e87c8fa65e2d3da4fff67e019927bb103cd06fe
[INFO] running `"docker" "start" "-a" "b8a5ff4b2229f95b434d3b0c9e87c8fa65e2d3da4fff67e019927bb103cd06fe"`
[INFO] [stderr]     Checking project_euler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/problem_0009.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut triplet: (u32, u32, u32) = (1, 2, 3);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/problem_0009.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let mut triplet: (u32, u32, u32) = (1, 2, 3);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `special_pythagorean_triplet`
[INFO] [stderr]  --> src/problem_0009.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn special_pythagorean_triplet() -> ((u32, u32, u32), u32) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `factorial`
[INFO] [stderr]   --> src/common.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub fn factorial(n: u128) -> u128 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_pandigital`
[INFO] [stderr]    --> src/common.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | pub fn is_pandigital(n: u64) -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `smallest_multiple`
[INFO] [stderr]  --> src/problem_0005.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn smallest_multiple(n: u128) -> u128 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `special_pythagorean_triplet`
[INFO] [stderr]  --> src/problem_0009.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn special_pythagorean_triplet() -> ((u32, u32, u32), u32) {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `factorial_digit_sum`
[INFO] [stderr]  --> src/problem_0020.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn factorial_digit_sum(n: u128) -> u128 {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "b8a5ff4b2229f95b434d3b0c9e87c8fa65e2d3da4fff67e019927bb103cd06fe"`
[INFO] running `"docker" "rm" "-f" "b8a5ff4b2229f95b434d3b0c9e87c8fa65e2d3da4fff67e019927bb103cd06fe"`
[INFO] [stdout] b8a5ff4b2229f95b434d3b0c9e87c8fa65e2d3da4fff67e019927bb103cd06fe