[INFO] updating cached repository https://github.com/Herbert-Karl/project_euler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23cbf9f47cbf75e035bbdd0cf353aad66bc126af
[INFO] testing Herbert-Karl/project_euler against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHerbert-Karl%2Fproject_euler" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Herbert-Karl/project_euler on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Herbert-Karl/project_euler
[INFO] finished tweaking git repo https://github.com/Herbert-Karl/project_euler
[INFO] tweaked toml for git repo https://github.com/Herbert-Karl/project_euler written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Herbert-Karl/project_euler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39e5d0315e84c4f9007e2e1b6018f47c357354c713d86345d52aa14b602bf5ff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "39e5d0315e84c4f9007e2e1b6018f47c357354c713d86345d52aa14b602bf5ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39e5d0315e84c4f9007e2e1b6018f47c357354c713d86345d52aa14b602bf5ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e5d0315e84c4f9007e2e1b6018f47c357354c713d86345d52aa14b602bf5ff", kill_on_drop: false }`
[INFO] [stdout] 39e5d0315e84c4f9007e2e1b6018f47c357354c713d86345d52aa14b602bf5ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 960f6d5b78b422182186bf9cd185801ad46194f566187e3187e5817e6569cf24
[INFO] running `Command { std: "docker" "start" "-a" "960f6d5b78b422182186bf9cd185801ad46194f566187e3187e5817e6569cf24", kill_on_drop: false }`
[INFO] [stderr]    Compiling project_euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/problem_0009.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     unimplemented!();
[INFO] [stdout]    |     ----------------- any code following this expression is unreachable
[INFO] [stdout] 11 |     let mut triplet: (u32, u32, u32) = (1, 2, 3);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `factorial`
[INFO] [stdout]   --> src/common.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub fn factorial(n: u128) -> u128 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_pandigital`
[INFO] [stdout]    --> src/common.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub fn is_pandigital(n: u64) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `smallest_multiple`
[INFO] [stdout]  --> src/problem_0005.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn smallest_multiple(n: u128) -> u128 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `special_pythagorean_triplet`
[INFO] [stdout]  --> src/problem_0009.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn special_pythagorean_triplet() -> ((u32, u32, u32), u32) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `factorial_digit_sum`
[INFO] [stdout]  --> src/problem_0020.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn factorial_digit_sum(n: u128) -> u128 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "960f6d5b78b422182186bf9cd185801ad46194f566187e3187e5817e6569cf24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960f6d5b78b422182186bf9cd185801ad46194f566187e3187e5817e6569cf24", kill_on_drop: false }`
[INFO] [stdout] 960f6d5b78b422182186bf9cd185801ad46194f566187e3187e5817e6569cf24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be667137b62a65368d1d1233dc0bf13cc30162560ee4bb9303217e2c18b85059
[INFO] running `Command { std: "docker" "start" "-a" "be667137b62a65368d1d1233dc0bf13cc30162560ee4bb9303217e2c18b85059", kill_on_drop: false }`
[INFO] [stderr]    Compiling project_euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/problem_0009.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     unimplemented!();
[INFO] [stdout]    |     ----------------- any code following this expression is unreachable
[INFO] [stdout] 11 |     let mut triplet: (u32, u32, u32) = (1, 2, 3);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `special_pythagorean_triplet`
[INFO] [stdout]  --> src/problem_0009.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn special_pythagorean_triplet() -> ((u32, u32, u32), u32) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "be667137b62a65368d1d1233dc0bf13cc30162560ee4bb9303217e2c18b85059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be667137b62a65368d1d1233dc0bf13cc30162560ee4bb9303217e2c18b85059", kill_on_drop: false }`
[INFO] [stdout] be667137b62a65368d1d1233dc0bf13cc30162560ee4bb9303217e2c18b85059
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4e35c254bdea94749ee21440aa361f193143bbe8d6542790fd4a7a579250da2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a4e35c254bdea94749ee21440aa361f193143bbe8d6542790fd4a7a579250da2", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/problem_0009.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     unimplemented!();
[INFO] [stderr]    |     ----------------- any code following this expression is unreachable
[INFO] [stderr] 11 |     let mut triplet: (u32, u32, u32) = (1, 2, 3);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[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:9:8
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/project_euler-f4a62e709f107594
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::amicable_pair_t01 ... ok
[INFO] [stdout] test tests::amicable_pair_t00 ... ok
[INFO] [stdout] test tests::collatz_sequence_t00 ... ok
[INFO] [stdout] test tests::factorial_t00 ... ok
[INFO] [stdout] test tests::factorial_t01 ... ok
[INFO] [stdout] test tests::factorial_t02 ... ok
[INFO] [stdout] test tests::is_pandigital_t00 ... ok
[INFO] [stdout] test tests::is_palindrome_t00 ... ok
[INFO] [stdout] test tests::problem_10_t00 ... ok
[INFO] [stdout] test tests::is_pandigital_t01 ... ok
[INFO] [stdout] test tests::problem_3_t00 ... ok
[INFO] [stdout] test tests::problem_20_t00 ... ok
[INFO] [stdout] test tests::problem_5_t00 ... ok
[INFO] [stdout] test tests::problem_12_t00 ... ok
[INFO] [stdout] test tests::problem_6_t00 ... ok
[INFO] [stdout] test tests::problem_7_t00 ... ok
[INFO] [stdout] test tests::proper_divisors_t00 ... ok
[INFO] [stdout] test tests::problem_8_t00 ... ok
[INFO] [stdout] test tests::proper_divisors_t01 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4e35c254bdea94749ee21440aa361f193143bbe8d6542790fd4a7a579250da2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4e35c254bdea94749ee21440aa361f193143bbe8d6542790fd4a7a579250da2", kill_on_drop: false }`
[INFO] [stdout] a4e35c254bdea94749ee21440aa361f193143bbe8d6542790fd4a7a579250da2