[INFO] updating cached repository ianprime0509/euler-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ianprime0509/euler-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ianprime0509/euler-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/ianprime0509/euler-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ianprime0509/euler-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ianprime0509/euler-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ianprime0509/euler-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ianprime0509/euler-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 30a6ea3e2e929ea2ed054e12283e13a8d878fbf0
[INFO] sha for GitHub repo ianprime0509/euler-rs: 30a6ea3e2e929ea2ed054e12283e13a8d878fbf0
[INFO] validating manifest of ianprime0509/euler-rs on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ianprime0509/euler-rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ianprime0509/euler-rs
[INFO] finished frobbing ianprime0509/euler-rs
[INFO] frobbed toml for ianprime0509/euler-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/ianprime0509/euler-rs/Cargo.toml
[INFO] started frobbing ianprime0509/euler-rs
[INFO] finished frobbing ianprime0509/euler-rs
[INFO] frobbed toml for ianprime0509/euler-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ianprime0509/euler-rs/Cargo.toml
[INFO] crate ianprime0509/euler-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ianprime0509/euler-rs against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ianprime0509/euler-rs:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 57966ed9fed0960bd2cffd9dca745445b33fce28fd38312be0c946f029bce99f
[INFO] running `"docker" "start" "-a" "57966ed9fed0960bd2cffd9dca745445b33fce28fd38312be0c946f029bce99f"`
[INFO] [stderr]    Compiling rustc-serialize v0.3.20
[INFO] [stderr]    Compiling bit-vec v0.4.3
[INFO] [stderr]    Compiling itertools v0.5.6
[INFO] [stderr]    Compiling num-bigint v0.1.35
[INFO] [stderr]    Compiling num-complex v0.1.35
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling euler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `answer`
[INFO] [stderr]   --> src/solutions/mod.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn answer(&self) -> String {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lcm`
[INFO] [stderr]   --> src/math/numeric.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn lcm<T: Integer + Clone>(n: &T, m: &T) -> T {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.62s
[INFO] running `"docker" "inspect" "57966ed9fed0960bd2cffd9dca745445b33fce28fd38312be0c946f029bce99f"`
[INFO] running `"docker" "rm" "-f" "57966ed9fed0960bd2cffd9dca745445b33fce28fd38312be0c946f029bce99f"`
[INFO] [stdout] 57966ed9fed0960bd2cffd9dca745445b33fce28fd38312be0c946f029bce99f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ianprime0509/euler-rs:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 831975732d087a1ce0fdd3ed437264b64508fd8dcbdf2fea55d56f478f309304
[INFO] running `"docker" "start" "-a" "831975732d087a1ce0fdd3ed437264b64508fd8dcbdf2fea55d56f478f309304"`
[INFO] [stderr]    Compiling euler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `lcm`
[INFO] [stderr]   --> src/math/numeric.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn lcm<T: Integer + Clone>(n: &T, m: &T) -> T {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `"docker" "inspect" "831975732d087a1ce0fdd3ed437264b64508fd8dcbdf2fea55d56f478f309304"`
[INFO] running `"docker" "rm" "-f" "831975732d087a1ce0fdd3ed437264b64508fd8dcbdf2fea55d56f478f309304"`
[INFO] [stdout] 831975732d087a1ce0fdd3ed437264b64508fd8dcbdf2fea55d56f478f309304
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ianprime0509/euler-rs:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 959086ae9c378ede5d324ba5c0cba6e578015327cf8855a0132b09e06a4e8df7
[INFO] running `"docker" "start" "-a" "959086ae9c378ede5d324ba5c0cba6e578015327cf8855a0132b09e06a4e8df7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/euler-d57af6b3bd3a5b35
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test solutions::tests::p003 ... ok
[INFO] [stdout] test solutions::tests::p002 ... ok
[INFO] [stdout] test solutions::tests::p005 ... ok
[INFO] [stdout] test solutions::tests::p006 ... ok
[INFO] [stdout] test solutions::tests::p001 ... ok
[INFO] [stdout] test solutions::tests::p008 ... ok
[INFO] [stdout] test solutions::tests::p013 ... ok
[INFO] [stdout] test solutions::tests::p011 ... ok
[INFO] [stdout] test solutions::tests::p015 ... ok
[INFO] [stdout] test solutions::tests::p004 ... ok
[INFO] [stdout] test solutions::tests::p017 ... ok
[INFO] [stdout] test solutions::tests::p018 ... ok
[INFO] [stdout] test solutions::tests::p019 ... ok
[INFO] [stdout] test solutions::tests::p020 ... ok
[INFO] [stdout] test solutions::tests::p022 ... ok
[INFO] [stdout] test solutions::tests::p016 ... ok
[INFO] [stdout] test solutions::tests::p024 ... ok
[INFO] [stdout] test solutions::tests::p021 ... ok
[INFO] [stdout] test solutions::tests::p007 ... ok
[INFO] [stdout] test solutions::tests::p012 ... ok
[INFO] [stdout] test solutions::tests::p028 ... ok
[INFO] [stdout] test solutions::tests::p010 ... ok
[INFO] [stdout] test solutions::tests::p029 ... ok
[INFO] [stdout] test solutions::tests::p014 ... ok
[INFO] [stdout] test solutions::tests::p026 ... ok
[INFO] [stdout] test solutions::tests::p033 ... ok
[INFO] [stdout] test solutions::tests::p030 ... ok
[INFO] [stdout] test solutions::tests::p025 ... ok
[INFO] [stdout] test solutions::tests::p031 ... ok
[INFO] [stdout] test solutions::tests::p032 ... ok
[INFO] [stdout] test solutions::tests::p027 ... ok
[INFO] [stdout] test solutions::tests::p035 ... ok
[INFO] [stdout] test solutions::tests::p034 ... ok
[INFO] [stdout] test solutions::tests::p023 ... ok
[INFO] [stdout] test solutions::tests::p009 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "959086ae9c378ede5d324ba5c0cba6e578015327cf8855a0132b09e06a4e8df7"`
[INFO] running `"docker" "rm" "-f" "959086ae9c378ede5d324ba5c0cba6e578015327cf8855a0132b09e06a4e8df7"`
[INFO] [stdout] 959086ae9c378ede5d324ba5c0cba6e578015327cf8855a0132b09e06a4e8df7