[INFO] cloning repository https://github.com/aishraj/tracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aishraj/tracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faishraj%2Ftracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faishraj%2Ftracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e538273d43595812ac21d77bfc122557a99cba4
[INFO] checking aishraj/tracer against try#da4929024a7261062885cb3209c9d7fdc919d233 for pr-135536
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faishraj%2Ftracer" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aishraj/tracer on toolchain da4929024a7261062885cb3209c9d7fdc919d233
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aishraj/tracer
[INFO] finished tweaking git repo https://github.com/aishraj/tracer
[INFO] tweaked toml for git repo https://github.com/aishraj/tracer written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/aishraj/tracer 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" "+da4929024a7261062885cb3209c9d7fdc919d233" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdd5858f97bd828ea5abb2a8e07c6e82a77da8d1c4d4a9ba1daa4314107f1c87
[INFO] running `Command { std: "docker" "start" "-a" "cdd5858f97bd828ea5abb2a8e07c6e82a77da8d1c4d4a9ba1daa4314107f1c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdd5858f97bd828ea5abb2a8e07c6e82a77da8d1c4d4a9ba1daa4314107f1c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdd5858f97bd828ea5abb2a8e07c6e82a77da8d1c4d4a9ba1daa4314107f1c87", kill_on_drop: false }`
[INFO] [stdout] cdd5858f97bd828ea5abb2a8e07c6e82a77da8d1c4d4a9ba1daa4314107f1c87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c99e9550b2c8f03808bfaa16e8a43764aba451be196327659f0c69af52f2782
[INFO] running `Command { std: "docker" "start" "-a" "2c99e9550b2c8f03808bfaa16e8a43764aba451be196327659f0c69af52f2782", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::stderr`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::stderr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::stderr`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::io::stderr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::io::Write;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]   --> src/material.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<(Color, Ray)> {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hit_sphere` is never used
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn hit_sphere(center: Point3, radius: f64, r: &Ray) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r_in`
[INFO] [stdout]   --> src/material.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn scatter(&self, r_in: &Ray, rec: &HitRecord) -> Option<(Color, Ray)> {
[INFO] [stdout]    |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_r_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hit_sphere` is never used
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn hit_sphere(center: Point3, radius: f64, r: &Ray) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `Command { std: "docker" "inspect" "2c99e9550b2c8f03808bfaa16e8a43764aba451be196327659f0c69af52f2782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c99e9550b2c8f03808bfaa16e8a43764aba451be196327659f0c69af52f2782", kill_on_drop: false }`
[INFO] [stdout] 2c99e9550b2c8f03808bfaa16e8a43764aba451be196327659f0c69af52f2782