[INFO] cloning repository https://github.com/rolandcla/pll_counters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rolandcla/pll_counters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frolandcla%2Fpll_counters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frolandcla%2Fpll_counters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12974ce9706f87a648c9dac799299053fde57fb1
[INFO] testing rolandcla/pll_counters against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frolandcla%2Fpll_counters" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rolandcla/pll_counters on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rolandcla/pll_counters
[INFO] finished tweaking git repo https://github.com/rolandcla/pll_counters
[INFO] tweaked toml for git repo https://github.com/rolandcla/pll_counters written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/rolandcla/pll_counters already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", 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] b33382f8b3e377137b0e85a68850093eb7d6d71a283d93a7a6eb67316f6b8c64
[INFO] running `Command { std: "docker" "start" "-a" "b33382f8b3e377137b0e85a68850093eb7d6d71a283d93a7a6eb67316f6b8c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b33382f8b3e377137b0e85a68850093eb7d6d71a283d93a7a6eb67316f6b8c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b33382f8b3e377137b0e85a68850093eb7d6d71a283d93a7a6eb67316f6b8c64", kill_on_drop: false }`
[INFO] [stdout] b33382f8b3e377137b0e85a68850093eb7d6d71a283d93a7a6eb67316f6b8c64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c45194d29f2af2ae00220e2ece2869f68807b40477db77a8780f42efcbdbfb4
[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" "4c45194d29f2af2ae00220e2ece2869f68807b40477db77a8780f42efcbdbfb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling pll_counters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `K_MIN`
[INFO] [stdout]  --> src/main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const K_MIN: u32 = 25;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `K_MAX`
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const K_MAX: u32 = 50;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `strip_n`
[INFO] [stdout]   --> src/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn strip_n(n: u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gcd`
[INFO] [stdout]   --> src/main.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn gcd(a: u32, b: u32) -> u32 {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `are_coprime`
[INFO] [stdout]   --> src/main.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn are_coprime(a: u32, b: u32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count`
[INFO] [stdout]   --> src/main.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn count() -> u32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "4c45194d29f2af2ae00220e2ece2869f68807b40477db77a8780f42efcbdbfb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c45194d29f2af2ae00220e2ece2869f68807b40477db77a8780f42efcbdbfb4", kill_on_drop: false }`
[INFO] [stdout] 4c45194d29f2af2ae00220e2ece2869f68807b40477db77a8780f42efcbdbfb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e54ec5225a4b9abf0f7631821f385bed0c448d59f6822cc2680fa3c6fe3226af
[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" "e54ec5225a4b9abf0f7631821f385bed0c448d59f6822cc2680fa3c6fe3226af", kill_on_drop: false }`
[INFO] [stderr]    Compiling pll_counters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `K_MIN`
[INFO] [stdout]  --> src/main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const K_MIN: u32 = 25;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `K_MAX`
[INFO] [stdout]   --> src/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const K_MAX: u32 = 50;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `strip_n`
[INFO] [stdout]   --> src/main.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn strip_n(n: u32) -> u32 {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gcd`
[INFO] [stdout]   --> src/main.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn gcd(a: u32, b: u32) -> u32 {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `are_coprime`
[INFO] [stdout]   --> src/main.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn are_coprime(a: u32, b: u32) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `count`
[INFO] [stdout]   --> src/main.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn count() -> u32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "e54ec5225a4b9abf0f7631821f385bed0c448d59f6822cc2680fa3c6fe3226af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e54ec5225a4b9abf0f7631821f385bed0c448d59f6822cc2680fa3c6fe3226af", kill_on_drop: false }`
[INFO] [stdout] e54ec5225a4b9abf0f7631821f385bed0c448d59f6822cc2680fa3c6fe3226af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", 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] 648fc0ced8fae22c7fe10a364e3b9f6d271d07cd07fb389ab2b3e27df8979991
[INFO] running `Command { std: "docker" "start" "-a" "648fc0ced8fae22c7fe10a364e3b9f6d271d07cd07fb389ab2b3e27df8979991", kill_on_drop: false }`
[INFO] [stderr] warning: constant is never used: `K_MIN`
[INFO] [stderr]  --> src/main.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | const K_MIN: u32 = 25;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `K_MAX`
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | const K_MAX: u32 = 50;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `strip_n`
[INFO] [stderr]   --> src/main.rs:31:4
[INFO] [stderr]    |
[INFO] [stderr] 31 | fn strip_n(n: u32) -> u32 {
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gcd`
[INFO] [stderr]   --> src/main.rs:35:4
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn gcd(a: u32, b: u32) -> u32 {
[INFO] [stderr]    |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `are_coprime`
[INFO] [stderr]   --> src/main.rs:43:4
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn are_coprime(a: u32, b: u32) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count`
[INFO] [stderr]   --> src/main.rs:55:4
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn count() -> u32 {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pll_counters-f82f2133d78f84db)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "648fc0ced8fae22c7fe10a364e3b9f6d271d07cd07fb389ab2b3e27df8979991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648fc0ced8fae22c7fe10a364e3b9f6d271d07cd07fb389ab2b3e27df8979991", kill_on_drop: false }`
[INFO] [stdout] 648fc0ced8fae22c7fe10a364e3b9f6d271d07cd07fb389ab2b3e27df8979991