[INFO] cloning repository https://github.com/imunitic/tracer-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imunitic/tracer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimunitic%2Ftracer-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimunitic%2Ftracer-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5bb8ed3aec1520ecbb1670ad7d336172c3c3cf01
[INFO] checking imunitic/tracer-rs against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimunitic%2Ftracer-rs" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/imunitic/tracer-rs on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/imunitic/tracer-rs
[INFO] finished tweaking git repo https://github.com/imunitic/tracer-rs
[INFO] tweaked toml for git repo https://github.com/imunitic/tracer-rs written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/imunitic/tracer-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e6025422d1aa4a08abf0ef3d0fb5082a0f0f0190a457fa6fe2ffc87fbd02366
[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" "5e6025422d1aa4a08abf0ef3d0fb5082a0f0f0190a457fa6fe2ffc87fbd02366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e6025422d1aa4a08abf0ef3d0fb5082a0f0f0190a457fa6fe2ffc87fbd02366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e6025422d1aa4a08abf0ef3d0fb5082a0f0f0190a457fa6fe2ffc87fbd02366", kill_on_drop: false }`
[INFO] [stdout] 5e6025422d1aa4a08abf0ef3d0fb5082a0f0f0190a457fa6fe2ffc87fbd02366
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a468ceba04c8c26c6ca6eb1634fd24987e66dcd34664018d4b9814d0d8df36fb
[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" "a468ceba04c8c26c6ca6eb1634fd24987e66dcd34664018d4b9814d0d8df36fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking tracer-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant is never used: `EPSILON`
[INFO] [stdout]   --> src/color.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 13 |     const EPSILON: f64 = 0.00001_f64;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eq`
[INFO] [stdout]   --> src/color.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn eq(self, rhs: Color) -> bool {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `default`
[INFO] [stdout]   --> src/color.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn default() -> Color {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `EPSILON`
[INFO] [stdout]   --> src/tuple.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     const EPSILON: f64 = 0.00001_f64;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eq`
[INFO] [stdout]   --> src/tuple.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn eq(self, other: Tuple) -> bool {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dot`
[INFO] [stdout]   --> src/tuple.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn dot(self, other: Tuple) -> f64 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cross`
[INFO] [stdout]   --> src/tuple.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn cross(self, other: Tuple) -> Tuple {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `default`
[INFO] [stdout]   --> src/color.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn default() -> Color {
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.39s
[INFO] running `Command { std: "docker" "inspect" "a468ceba04c8c26c6ca6eb1634fd24987e66dcd34664018d4b9814d0d8df36fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a468ceba04c8c26c6ca6eb1634fd24987e66dcd34664018d4b9814d0d8df36fb", kill_on_drop: false }`
[INFO] [stdout] a468ceba04c8c26c6ca6eb1634fd24987e66dcd34664018d4b9814d0d8df36fb