[INFO] cloning repository https://github.com/cblh/raytracinginrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cblh/raytracinginrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcblh%2Fraytracinginrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcblh%2Fraytracinginrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36039c3d22605a8397fb3e7f319b4bac8867cefc
[INFO] building cblh/raytracinginrust against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcblh%2Fraytracinginrust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cblh/raytracinginrust on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cblh/raytracinginrust
[INFO] finished tweaking git repo https://github.com/cblh/raytracinginrust
[INFO] tweaked toml for git repo https://github.com/cblh/raytracinginrust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cblh/raytracinginrust 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" "+334963c956d25708feab489a3816ae63f639355d" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92b0ecc0576774f342ddcf12f595dc7a678b1d35f8698f8bc69f44976b096b3a
[INFO] running `Command { std: "docker" "start" "-a" "92b0ecc0576774f342ddcf12f595dc7a678b1d35f8698f8bc69f44976b096b3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92b0ecc0576774f342ddcf12f595dc7a678b1d35f8698f8bc69f44976b096b3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92b0ecc0576774f342ddcf12f595dc7a678b1d35f8698f8bc69f44976b096b3a", kill_on_drop: false }`
[INFO] [stdout] 92b0ecc0576774f342ddcf12f595dc7a678b1d35f8698f8bc69f44976b096b3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf4d676502a8fa947c17790fa2ea299170a1805ed8f183d48e7cdd15bb768fbe
[INFO] running `Command { std: "docker" "start" "-a" "cf4d676502a8fa947c17790fa2ea299170a1805ed8f183d48e7cdd15bb768fbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling world_hello v0.1.0 (/opt/rustwide/workdir)
[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: unused variable: `attenuation`
[INFO] [stdout]   --> src/main.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |         if let Some((attenuation, scattered)) = rec.mat.scatter(r, &rec) {
[INFO] [stdout]    |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attenuation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "cf4d676502a8fa947c17790fa2ea299170a1805ed8f183d48e7cdd15bb768fbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4d676502a8fa947c17790fa2ea299170a1805ed8f183d48e7cdd15bb768fbe", kill_on_drop: false }`
[INFO] [stdout] cf4d676502a8fa947c17790fa2ea299170a1805ed8f183d48e7cdd15bb768fbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54bf7e94144ed4a8244fe9318fa99bf91d5fb44fd762799128f9bf6447c09476
[INFO] running `Command { std: "docker" "start" "-a" "54bf7e94144ed4a8244fe9318fa99bf91d5fb44fd762799128f9bf6447c09476", kill_on_drop: false }`
[INFO] [stderr]    Compiling world_hello v0.1.0 (/opt/rustwide/workdir)
[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: unused variable: `attenuation`
[INFO] [stdout]   --> src/main.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |         if let Some((attenuation, scattered)) = rec.mat.scatter(r, &rec) {
[INFO] [stdout]    |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attenuation`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "54bf7e94144ed4a8244fe9318fa99bf91d5fb44fd762799128f9bf6447c09476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54bf7e94144ed4a8244fe9318fa99bf91d5fb44fd762799128f9bf6447c09476", kill_on_drop: false }`
[INFO] [stdout] 54bf7e94144ed4a8244fe9318fa99bf91d5fb44fd762799128f9bf6447c09476
