[INFO] cloning repository https://github.com/ianprime0509/euler-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ianprime0509/euler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianprime0509%2Feuler-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianprime0509%2Feuler-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 30a6ea3e2e929ea2ed054e12283e13a8d878fbf0
[INFO] testing ianprime0509/euler-rs against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianprime0509%2Feuler-rs" "/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/ianprime0509/euler-rs on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ianprime0509/euler-rs
[INFO] finished tweaking git repo https://github.com/ianprime0509/euler-rs
[INFO] tweaked toml for git repo https://github.com/ianprime0509/euler-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ianprime0509/euler-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccbd2e3db8f6d732a974c8eb3f6c76df86f20793124af179adcd2ac16429fe59
[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" "ccbd2e3db8f6d732a974c8eb3f6c76df86f20793124af179adcd2ac16429fe59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccbd2e3db8f6d732a974c8eb3f6c76df86f20793124af179adcd2ac16429fe59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccbd2e3db8f6d732a974c8eb3f6c76df86f20793124af179adcd2ac16429fe59", kill_on_drop: false }`
[INFO] [stdout] ccbd2e3db8f6d732a974c8eb3f6c76df86f20793124af179adcd2ac16429fe59
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 028866b8e9b418ef5db10537aa53b2c37fd9fe9b4a6f2d3eb51a91d06df65f37
[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" "028866b8e9b418ef5db10537aa53b2c37fd9fe9b4a6f2d3eb51a91d06df65f37", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling rustc-serialize v0.3.20
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling either v1.0.2
[INFO] [stderr]    Compiling bit-vec v0.4.3
[INFO] [stderr]    Compiling itertools v0.5.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling time v0.1.35
[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/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `answer`
[INFO] [stdout]   --> src/solutions/mod.rs:90:12
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn answer(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `lcm`
[INFO] [stdout]   --> src/math/numeric.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn lcm<T: Integer + Clone>(n: &T, m: &T) -> T {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.47s
[INFO] running `Command { std: "docker" "inspect" "028866b8e9b418ef5db10537aa53b2c37fd9fe9b4a6f2d3eb51a91d06df65f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "028866b8e9b418ef5db10537aa53b2c37fd9fe9b4a6f2d3eb51a91d06df65f37", kill_on_drop: false }`
[INFO] [stdout] 028866b8e9b418ef5db10537aa53b2c37fd9fe9b4a6f2d3eb51a91d06df65f37
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f87eccd6d80b2044f98a6d7defb6db183a4e98dffe3e0b5eeabead6f8bd04b8d
[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" "f87eccd6d80b2044f98a6d7defb6db183a4e98dffe3e0b5eeabead6f8bd04b8d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `lcm`
[INFO] [stdout]   --> src/math/numeric.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn lcm<T: Integer + Clone>(n: &T, m: &T) -> T {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "f87eccd6d80b2044f98a6d7defb6db183a4e98dffe3e0b5eeabead6f8bd04b8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87eccd6d80b2044f98a6d7defb6db183a4e98dffe3e0b5eeabead6f8bd04b8d", kill_on_drop: false }`
[INFO] [stdout] f87eccd6d80b2044f98a6d7defb6db183a4e98dffe3e0b5eeabead6f8bd04b8d
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc24b54ce6a122bade3574d3e9b1e2eaa5fac3c3c063bc141afdecabb55a6b63
[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" "cc24b54ce6a122bade3574d3e9b1e2eaa5fac3c3c063bc141afdecabb55a6b63", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `lcm`
[INFO] [stderr]   --> src/math/numeric.rs:21:8
[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] warning: `euler` (bin "euler" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/euler-925e9dcd895b9785)
[INFO] [stdout] running 35 tests
[INFO] [stdout] test solutions::tests::p003 ... ok
[INFO] [stdout] test solutions::tests::p006 ... ok
[INFO] [stdout] test solutions::tests::p002 ... ok
[INFO] [stdout] test solutions::tests::p008 ... ok
[INFO] [stdout] test solutions::tests::p001 ... ok
[INFO] [stdout] test solutions::tests::p011 ... ok
[INFO] [stdout] test solutions::tests::p015 ... ok
[INFO] [stdout] test solutions::tests::p005 ... ok
[INFO] [stdout] test solutions::tests::p017 ... ok
[INFO] [stdout] test solutions::tests::p018 ... ok
[INFO] [stdout] test solutions::tests::p024 ... ok
[INFO] [stdout] test solutions::tests::p004 ... ok
[INFO] [stdout] test solutions::tests::p028 ... ok
[INFO] [stdout] test solutions::tests::p019 ... ok
[INFO] [stdout] test solutions::tests::p013 ... ok
[INFO] [stdout] test solutions::tests::p020 ... ok
[INFO] [stdout] test solutions::tests::p016 ... ok
[INFO] [stdout] test solutions::tests::p022 ... ok
[INFO] [stdout] test solutions::tests::p033 ... ok
[INFO] [stdout] test solutions::tests::p030 ... ok
[INFO] [stdout] test solutions::tests::p021 ... ok
[INFO] [stdout] test solutions::tests::p007 ... ok
[INFO] [stdout] test solutions::tests::p010 ... ok
[INFO] [stdout] test solutions::tests::p032 ... ok
[INFO] [stdout] test solutions::tests::p012 ... ok
[INFO] [stdout] test solutions::tests::p029 ... ok
[INFO] [stdout] test solutions::tests::p026 ... ok
[INFO] [stdout] test solutions::tests::p014 ... ok
[INFO] [stdout] test solutions::tests::p035 ... ok
[INFO] [stdout] test solutions::tests::p025 ... ok
[INFO] [stdout] test solutions::tests::p027 ... ok
[INFO] [stdout] test solutions::tests::p031 ... 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; finished in 12.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cc24b54ce6a122bade3574d3e9b1e2eaa5fac3c3c063bc141afdecabb55a6b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc24b54ce6a122bade3574d3e9b1e2eaa5fac3c3c063bc141afdecabb55a6b63", kill_on_drop: false }`
[INFO] [stdout] cc24b54ce6a122bade3574d3e9b1e2eaa5fac3c3c063bc141afdecabb55a6b63