[INFO] cloning repository https://github.com/sadilekivan/project-euler-net
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sadilekivan/project-euler-net" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadilekivan%2Fproject-euler-net", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadilekivan%2Fproject-euler-net'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7418d91616da04bcb6885ef4c8662394d9c4ded
[INFO] checking sadilekivan/project-euler-net against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsadilekivan%2Fproject-euler-net" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sadilekivan/project-euler-net
[INFO] finished tweaking git repo https://github.com/sadilekivan/project-euler-net
[INFO] tweaked toml for git repo https://github.com/sadilekivan/project-euler-net written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sadilekivan/project-euler-net on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sadilekivan/project-euler-net already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ca7afb3391999750c4d21c64da354fc5f5177fe4dfbdc0f7ffab3f82fc7a47f
[INFO] running `Command { std: "docker" "start" "-a" "3ca7afb3391999750c4d21c64da354fc5f5177fe4dfbdc0f7ffab3f82fc7a47f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ca7afb3391999750c4d21c64da354fc5f5177fe4dfbdc0f7ffab3f82fc7a47f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca7afb3391999750c4d21c64da354fc5f5177fe4dfbdc0f7ffab3f82fc7a47f", kill_on_drop: false }`
[INFO] [stdout] 3ca7afb3391999750c4d21c64da354fc5f5177fe4dfbdc0f7ffab3f82fc7a47f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2236643da946df5574033abe3e287e25b09036efda68e96817ddb98382dd93f5
[INFO] running `Command { std: "docker" "start" "-a" "2236643da946df5574033abe3e287e25b09036efda68e96817ddb98382dd93f5", kill_on_drop: false }`
[INFO] [stderr]     Checking project-euler-net v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constants `MIN` and `MAX` are never used
[INFO] [stdout]   --> examples/problem_16.rs:9:15
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl BigInt {
[INFO] [stdout]    | ----------- associated constants in this implementation
[INFO] [stdout] 9  |     pub const MIN: Self = BigInt([0x00; BIG_INT_SIZE]);
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 10 |     pub const MAX: Self = BigInt([0xFF; BIG_INT_SIZE]);
[INFO] [stdout]    |               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BitIterator` is never constructed
[INFO] [stdout]    --> examples/problem_16.rs:293:8
[INFO] [stdout]     |
[INFO] [stdout] 293 | struct BitIterator<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> examples/problem_16.rs:299:8
[INFO] [stdout]     |
[INFO] [stdout] 298 | impl<'a> BitIterator<'a> {
[INFO] [stdout]     | ------------------------ associated function in this implementation
[INFO] [stdout] 299 |     fn new(data: &'a mut [u8]) -> Self {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "2236643da946df5574033abe3e287e25b09036efda68e96817ddb98382dd93f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2236643da946df5574033abe3e287e25b09036efda68e96817ddb98382dd93f5", kill_on_drop: false }`
[INFO] [stdout] 2236643da946df5574033abe3e287e25b09036efda68e96817ddb98382dd93f5