[INFO] cloning repository https://github.com/tdejager/tinytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tdejager/tinytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftdejager%2Ftinytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftdejager%2Ftinytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65fe48de3337c3c3bee6ced228a94fbf72e093a6
[INFO] checking tdejager/tinytracer against master#ac385a5af6d9fa8399a0cec799833cd28324abf8 for pr-125107
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftdejager%2Ftinytracer" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tdejager/tinytracer on toolchain ac385a5af6d9fa8399a0cec799833cd28324abf8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ac385a5af6d9fa8399a0cec799833cd28324abf8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tdejager/tinytracer
[INFO] finished tweaking git repo https://github.com/tdejager/tinytracer
[INFO] tweaked toml for git repo https://github.com/tdejager/tinytracer written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tdejager/tinytracer 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" "+ac385a5af6d9fa8399a0cec799833cd28324abf8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking tdejager/tinytracer against try#9130c02509ce15f69dc5da6359bb9d140d41d4ac for pr-125107
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftdejager%2Ftinytracer" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tdejager/tinytracer on toolchain 9130c02509ce15f69dc5da6359bb9d140d41d4ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9130c02509ce15f69dc5da6359bb9d140d41d4ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tdejager/tinytracer
[INFO] finished tweaking git repo https://github.com/tdejager/tinytracer
[INFO] tweaked toml for git repo https://github.com/tdejager/tinytracer written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tdejager/tinytracer 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" "+9130c02509ce15f69dc5da6359bb9d140d41d4ac" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking tdejager/tinytracer against try#9130c02509ce15f69dc5da6359bb9d140d41d4ac for pr-125107
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftdejager%2Ftinytracer" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tdejager/tinytracer on toolchain 9130c02509ce15f69dc5da6359bb9d140d41d4ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9130c02509ce15f69dc5da6359bb9d140d41d4ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tdejager/tinytracer
[INFO] finished tweaking git repo https://github.com/tdejager/tinytracer
[INFO] tweaked toml for git repo https://github.com/tdejager/tinytracer written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tdejager/tinytracer 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" "+9130c02509ce15f69dc5da6359bb9d140d41d4ac" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+9130c02509ce15f69dc5da6359bb9d140d41d4ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b410124fd6b8ee57948e0a382164398ca92d323e8e75328e7bea65a85b6a5f11
[INFO] running `Command { std: "docker" "start" "-a" "b410124fd6b8ee57948e0a382164398ca92d323e8e75328e7bea65a85b6a5f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b410124fd6b8ee57948e0a382164398ca92d323e8e75328e7bea65a85b6a5f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b410124fd6b8ee57948e0a382164398ca92d323e8e75328e7bea65a85b6a5f11", kill_on_drop: false }`
[INFO] [stdout] b410124fd6b8ee57948e0a382164398ca92d323e8e75328e7bea65a85b6a5f11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+9130c02509ce15f69dc5da6359bb9d140d41d4ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0854d1ec879a649c11c804e43434de156696dadee62e5a69e55cb02ccf3fe71c
[INFO] running `Command { std: "docker" "start" "-a" "0854d1ec879a649c11c804e43434de156696dadee62e5a69e55cb02ccf3fe71c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking tinytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `byteorder::ByteOrder`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use byteorder::ByteOrder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `byteorder::NativeEndian`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::NativeEndian;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `byteorder::ByteOrder`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use byteorder::ByteOrder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `byteorder::NativeEndian`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::NativeEndian;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:124:25
[INFO] [stdout]     |
[INFO] [stdout] 124 |             framebuffer[(i + j * WIDTH)] = Vec3 {
[INFO] [stdout]     |                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 124 -             framebuffer[(i + j * WIDTH)] = Vec3 {
[INFO] [stdout] 124 +             framebuffer[i + j * WIDTH] = Vec3 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:124:25
[INFO] [stdout]     |
[INFO] [stdout] 124 |             framebuffer[(i + j * WIDTH)] = Vec3 {
[INFO] [stdout]     |                         ^             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 124 -             framebuffer[(i + j * WIDTH)] = Vec3 {
[INFO] [stdout] 124 +             framebuffer[i + j * WIDTH] = Vec3 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d2`
[INFO] [stdout]    --> src/main.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let d2 = L.dot(L) - tca*tca;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_d2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `d2`
[INFO] [stdout]    --> src/main.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let d2 = L.dot(L) - tca*tca;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_d2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t0`
[INFO] [stdout]    --> src/main.rs:102:66
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn ray_intersect(&self, orig: Vec3<f32>, dir: Vec3<f32>, t0: f32) -> bool {
[INFO] [stdout]     |                                                                  ^^ help: if this is intentional, prefix it with an underscore: `_t0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t0`
[INFO] [stdout]    --> src/main.rs:102:66
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn ray_intersect(&self, orig: Vec3<f32>, dir: Vec3<f32>, t0: f32) -> bool {
[INFO] [stdout]     |                                                                  ^^ help: if this is intentional, prefix it with an underscore: `_t0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dot` is never used
[INFO] [stdout]   --> src/main.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl<T: Float> Vec3<T> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] 41 |     pub fn dot(&self, other: Vec3<T>) -> T {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sphere` is never constructed
[INFO] [stdout]   --> src/main.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 92 | struct Sphere {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `ray_intersect` are never used
[INFO] [stdout]    --> src/main.rs:98:12
[INFO] [stdout]     |
[INFO] [stdout] 97  | impl Sphere {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 98  |     pub fn new(center: Vec3<f32>, radius: f32) -> Sphere {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn ray_intersect(&self, orig: Vec3<f32>, dir: Vec3<f32>, t0: f32) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> src/main.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let L = self.center - orig;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `l`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dot` is never used
[INFO] [stdout]   --> src/main.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl<T: Float> Vec3<T> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] 41 |     pub fn dot(&self, other: Vec3<T>) -> T {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sphere` is never constructed
[INFO] [stdout]   --> src/main.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 92 | struct Sphere {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `ray_intersect` are never used
[INFO] [stdout]    --> src/main.rs:98:12
[INFO] [stdout]     |
[INFO] [stdout] 97  | impl Sphere {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout] 98  |     pub fn new(center: Vec3<f32>, radius: f32) -> Sphere {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn ray_intersect(&self, orig: Vec3<f32>, dir: Vec3<f32>, t0: f32) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `L` should have a snake case name
[INFO] [stdout]    --> src/main.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let L = self.center - orig;
[INFO] [stdout]     |             ^ help: convert the identifier to snake case: `l`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "0854d1ec879a649c11c804e43434de156696dadee62e5a69e55cb02ccf3fe71c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0854d1ec879a649c11c804e43434de156696dadee62e5a69e55cb02ccf3fe71c", kill_on_drop: false }`
[INFO] [stdout] 0854d1ec879a649c11c804e43434de156696dadee62e5a69e55cb02ccf3fe71c