[INFO] cloning repository https://github.com/AndreasChristianson/project-euler-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndreasChristianson/project-euler-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndreasChristianson%2Fproject-euler-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndreasChristianson%2Fproject-euler-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1b8ef226624550652119212a697aa8bb74a500b
[INFO] checking AndreasChristianson/project-euler-rust against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndreasChristianson%2Fproject-euler-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AndreasChristianson/project-euler-rust on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AndreasChristianson/project-euler-rust
[INFO] finished tweaking git repo https://github.com/AndreasChristianson/project-euler-rust
[INFO] tweaked toml for git repo https://github.com/AndreasChristianson/project-euler-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/AndreasChristianson/project-euler-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b267294e7e919c3bb95d1eeb6b345917b6fd7b752459fca1e48839c77d417ca
[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" "4b267294e7e919c3bb95d1eeb6b345917b6fd7b752459fca1e48839c77d417ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b267294e7e919c3bb95d1eeb6b345917b6fd7b752459fca1e48839c77d417ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b267294e7e919c3bb95d1eeb6b345917b6fd7b752459fca1e48839c77d417ca", kill_on_drop: false }`
[INFO] [stdout] 4b267294e7e919c3bb95d1eeb6b345917b6fd7b752459fca1e48839c77d417ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--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] 0102dca38997711db5e78ff71f6c2e51aafd1b4de77a5455586ae4dfb353513d
[INFO] running `Command { std: "docker" "start" "-a" "0102dca38997711db5e78ff71f6c2e51aafd1b4de77a5455586ae4dfb353513d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling circular-queue v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking project_euler_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `factors_of_463_743_423_371`
[INFO] [stdout]   --> src/factors/all_factors.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn factors_of_463_743_423_371() {
[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] [stdout] warning: unused import: `project_euler_rust::predicates::pythagorean::is_pythagorean_triplet`
[INFO] [stdout]  --> tests/pe-9.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use project_euler_rust::predicates::pythagorean::is_pythagorean_triplet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `number_string` should have an upper case name
[INFO] [stdout]  --> tests/pe-8.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const number_string: &str = r##"
[INFO] [stdout]   |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `NUMBER_STRING`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.45s
[INFO] running `Command { std: "docker" "inspect" "0102dca38997711db5e78ff71f6c2e51aafd1b4de77a5455586ae4dfb353513d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0102dca38997711db5e78ff71f6c2e51aafd1b4de77a5455586ae4dfb353513d", kill_on_drop: false }`
[INFO] [stdout] 0102dca38997711db5e78ff71f6c2e51aafd1b4de77a5455586ae4dfb353513d