[INFO] cloning repository https://github.com/varunpatro/rust-euler-99
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/varunpatro/rust-euler-99" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarunpatro%2Frust-euler-99", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarunpatro%2Frust-euler-99'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd1dc24dbc16145afbc92d397d263c79f7f50058
[INFO] checking varunpatro/rust-euler-99 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvarunpatro%2Frust-euler-99" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/varunpatro/rust-euler-99 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/varunpatro/rust-euler-99
[INFO] finished tweaking git repo https://github.com/varunpatro/rust-euler-99
[INFO] tweaked toml for git repo https://github.com/varunpatro/rust-euler-99 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/varunpatro/rust-euler-99 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b529962e248ce5c83965475c0648ecd1302dd8ad09c874200a17031cb4e86d5
[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" "7b529962e248ce5c83965475c0648ecd1302dd8ad09c874200a17031cb4e86d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b529962e248ce5c83965475c0648ecd1302dd8ad09c874200a17031cb4e86d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b529962e248ce5c83965475c0648ecd1302dd8ad09c874200a17031cb4e86d5", kill_on_drop: false }`
[INFO] [stdout] 7b529962e248ce5c83965475c0648ecd1302dd8ad09c874200a17031cb4e86d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f713b06a308af1eec6b5a80627623e161645f2503943ebab899cd6cd0d8c2a33
[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" "f713b06a308af1eec6b5a80627623e161645f2503943ebab899cd6cd0d8c2a33", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-euler-99 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `p01`
[INFO] [stdout]  --> src/problems.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn p01() -> 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: `p02`
[INFO] [stdout]   --> src/problems.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn p02() -> u64 { return 0 }
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p03`
[INFO] [stdout]   --> src/problems.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn p03() -> u64 { return 0 }
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p04`
[INFO] [stdout]   --> src/problems.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn p04() -> u64 { return 0 }
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p05`
[INFO] [stdout]   --> src/problems.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn p05() -> u64 { return 0 }
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p06`
[INFO] [stdout]   --> src/problems.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn p06() -> u64 { return 0 }
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p07`
[INFO] [stdout]   --> src/problems.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn p07() -> u64 { return 0 }
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p08`
[INFO] [stdout]   --> src/problems.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn p08() -> u64 { return 0 }
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p09`
[INFO] [stdout]   --> src/problems.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn p09() -> u64 { return 0 }
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `p10`
[INFO] [stdout]   --> src/problems.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn p10() -> u64 { return 0 }
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "f713b06a308af1eec6b5a80627623e161645f2503943ebab899cd6cd0d8c2a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f713b06a308af1eec6b5a80627623e161645f2503943ebab899cd6cd0d8c2a33", kill_on_drop: false }`
[INFO] [stdout] f713b06a308af1eec6b5a80627623e161645f2503943ebab899cd6cd0d8c2a33