[INFO] cloning repository https://github.com/spbots/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/spbots/euler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspbots%2Feuler-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspbots%2Feuler-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a0896613dacec4a508471d4e8e6cae82c04da66
[INFO] testing spbots/euler-rs against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspbots%2Feuler-rs" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/spbots/euler-rs on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/spbots/euler-rs
[INFO] finished tweaking git repo https://github.com/spbots/euler-rs
[INFO] tweaked toml for git repo https://github.com/spbots/euler-rs written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/spbots/euler-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3b585dfc83a7c6a51affd371f78ec2e7d9e28e45a094edacba6f90ff8c66a2a
[INFO] running `Command { std: "docker" "start" "-a" "e3b585dfc83a7c6a51affd371f78ec2e7d9e28e45a094edacba6f90ff8c66a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3b585dfc83a7c6a51affd371f78ec2e7d9e28e45a094edacba6f90ff8c66a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3b585dfc83a7c6a51affd371f78ec2e7d9e28e45a094edacba6f90ff8c66a2a", kill_on_drop: false }`
[INFO] [stdout] e3b585dfc83a7c6a51affd371f78ec2e7d9e28e45a094edacba6f90ff8c66a2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f6c647b2e2be85f9ff6ea05f309590aecfb07c57a57aae7b501f0fc2e8ab68a
[INFO] running `Command { std: "docker" "start" "-a" "3f6c647b2e2be85f9ff6ea05f309590aecfb07c57a57aae7b501f0fc2e8ab68a", 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: `prime_factorization`
[INFO] [stdout]   --> src/euler/wheel_factorization.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn prime_factorization(n: u64) -> Vec<u64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `divisors_for_number`
[INFO] [stdout]   --> src/euler/e012.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn divisors_for_number(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `first_triangle_number_with_n_divisors`
[INFO] [stdout]   --> src/euler/e012.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn first_triangle_number_with_n_divisors(n: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.35s
[INFO] running `Command { std: "docker" "inspect" "3f6c647b2e2be85f9ff6ea05f309590aecfb07c57a57aae7b501f0fc2e8ab68a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6c647b2e2be85f9ff6ea05f309590aecfb07c57a57aae7b501f0fc2e8ab68a", kill_on_drop: false }`
[INFO] [stdout] 3f6c647b2e2be85f9ff6ea05f309590aecfb07c57a57aae7b501f0fc2e8ab68a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 249d2111a6e0eaf0a5d8dbac473fa0979742e5c1cd66ee400c08b93829581df9
[INFO] running `Command { std: "docker" "start" "-a" "249d2111a6e0eaf0a5d8dbac473fa0979742e5c1cd66ee400c08b93829581df9", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 47.05s
[INFO] running `Command { std: "docker" "inspect" "249d2111a6e0eaf0a5d8dbac473fa0979742e5c1cd66ee400c08b93829581df9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "249d2111a6e0eaf0a5d8dbac473fa0979742e5c1cd66ee400c08b93829581df9", kill_on_drop: false }`
[INFO] [stdout] 249d2111a6e0eaf0a5d8dbac473fa0979742e5c1cd66ee400c08b93829581df9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d8521242f200d5338ff16b8dc4dfb350040ab49dbe95e649d0f3e725479eab6
[INFO] running `Command { std: "docker" "start" "-a" "0d8521242f200d5338ff16b8dc4dfb350040ab49dbe95e649d0f3e725479eab6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/euler-44ae650549610c47)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test euler::bit_vector::dummy_test ... ok
[INFO] [stdout] test euler::e001::euler_001 ... ok
[INFO] [stdout] test euler::e002::euler_002 ... ok
[INFO] [stdout] test euler::e006::euler_006 ... ok
[INFO] [stdout] test euler::e005::euler_005 ... ok
[INFO] [stdout] test euler::e004::euler_004 ... ok
[INFO] [stdout] test euler::e013::euler_013 ... ok
[INFO] [stdout] test euler::e017::euler_017 ... ok
[INFO] [stdout] test euler::e019::euler_019 ... ok
[INFO] [stdout] test euler::e024::euler_024 ... ok
[INFO] [stdout] test euler::e011::euler_011 ... ok
[INFO] [stdout] test euler::prime_utils::primes_below_100 ... ok
[INFO] [stdout] test euler::e015::euler_015 ... ok
[INFO] [stdout] test euler::e036::euler_036 ... ok
[INFO] [stdout] test euler::e012::euler_012 ... ok
[INFO] [stdout] test euler::e031::euler_031 ... ok
[INFO] [stdout] test euler::wheel_factorization::test_full_factorization ... ok
[INFO] [stdout] test euler::wheel_factorization::test_build_wheel ... ok
[INFO] [stdout] test euler::e008::euler_008 ... ok
[INFO] [stdout] test euler::e009::euler_009 ... ok
[INFO] [stdout] test euler::e003::euler_003 ... ok
[INFO] [stdout] test euler::wheel_factorization::test ... ok
[INFO] [stdout] test euler::e007::euler_007 ... ok
[INFO] [stdout] test euler::e035::euler_035 ... ok
[INFO] [stdout] test euler::e010::euler_010 ... ok
[INFO] [stdout] test euler::e014::euler_014 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0d8521242f200d5338ff16b8dc4dfb350040ab49dbe95e649d0f3e725479eab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d8521242f200d5338ff16b8dc4dfb350040ab49dbe95e649d0f3e725479eab6", kill_on_drop: false }`
[INFO] [stdout] 0d8521242f200d5338ff16b8dc4dfb350040ab49dbe95e649d0f3e725479eab6