[INFO] cloning repository https://github.com/sahmed007/rt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sahmed007/rt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsahmed007%2Frt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsahmed007%2Frt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2cc3d289fed79ed74e5b29b1f35567b560a1c1e0
[INFO] checking sahmed007/rt against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsahmed007%2Frt" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sahmed007/rt on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sahmed007/rt
[INFO] finished tweaking git repo https://github.com/sahmed007/rt
[INFO] tweaked toml for git repo https://github.com/sahmed007/rt written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/sahmed007/rt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16d5cb05099c6cde6a043e74f521c2bbc46b93aaa3f08bc6b97a9d2db88f92b2
[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" "16d5cb05099c6cde6a043e74f521c2bbc46b93aaa3f08bc6b97a9d2db88f92b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16d5cb05099c6cde6a043e74f521c2bbc46b93aaa3f08bc6b97a9d2db88f92b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16d5cb05099c6cde6a043e74f521c2bbc46b93aaa3f08bc6b97a9d2db88f92b2", kill_on_drop: false }`
[INFO] [stdout] 16d5cb05099c6cde6a043e74f521c2bbc46b93aaa3f08bc6b97a9d2db88f92b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f70b17f41a18ebd36343701a957ed1c1c5c9b8821672431a0f85862c0a79c0fa
[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" "f70b17f41a18ebd36343701a957ed1c1c5c9b8821672431a0f85862c0a79c0fa", kill_on_drop: false }`
[INFO] [stderr]     Checking rt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `tuple_is_point`
[INFO] [stdout]   --> src/features/tuples.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn tuple_is_point(t: &Tuple) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `negate`
[INFO] [stdout]   --> src/features/tuples.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn negate(t: &mut Tuple) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `multiply_by_scalar`
[INFO] [stdout]   --> src/features/tuples.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn multiply_by_scalar(t: &mut Tuple, s: f64) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `magnitude`
[INFO] [stdout]   --> src/features/tuples.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn magnitude(t: &Tuple) -> Result<f64, &str> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `normalize`
[INFO] [stdout]   --> src/features/tuples.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn normalize(t: &mut Tuple) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dot`
[INFO] [stdout]   --> src/features/tuples.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn dot(t: &Tuple, u: &Tuple) -> f64 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cross`
[INFO] [stdout]   --> src/features/tuples.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn cross(t: &Tuple, u: &Tuple) -> Tuple {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "f70b17f41a18ebd36343701a957ed1c1c5c9b8821672431a0f85862c0a79c0fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70b17f41a18ebd36343701a957ed1c1c5c9b8821672431a0f85862c0a79c0fa", kill_on_drop: false }`
[INFO] [stdout] f70b17f41a18ebd36343701a957ed1c1c5c9b8821672431a0f85862c0a79c0fa