[INFO] cloning repository https://github.com/esqu1/too-many-ray-tracers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/esqu1/too-many-ray-tracers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesqu1%2Ftoo-many-ray-tracers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesqu1%2Ftoo-many-ray-tracers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44355c0fdd62b5be0a15e616f9adb7295b4f0aa9
[INFO] checking esqu1/too-many-ray-tracers/44355c0fdd62b5be0a15e616f9adb7295b4f0aa9 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesqu1%2Ftoo-many-ray-tracers" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/esqu1/too-many-ray-tracers on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/esqu1/too-many-ray-tracers
[INFO] finished tweaking git repo https://github.com/esqu1/too-many-ray-tracers
[INFO] tweaked toml for git repo https://github.com/esqu1/too-many-ray-tracers written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/esqu1/too-many-ray-tracers 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded autocfg v1.0.0
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded rawpointer v0.2.1
[INFO] [stderr]   Downloaded console v0.15.5
[INFO] [stderr]   Downloaded matrixmultiply v0.2.3
[INFO] [stderr]   Downloaded num-traits v0.2.11
[INFO] [stderr]   Downloaded indicatif v0.17.3
[INFO] [stderr]   Downloaded portable-atomic v0.3.19
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded ndarray v0.13.1
[INFO] [stderr]   Downloaded getrandom v0.1.14
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.6
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c117fb469fa1afc4eb28a139393947acdd729285653ed54e573c5bc20f03aab
[INFO] running `Command { std: "docker" "start" "-a" "3c117fb469fa1afc4eb28a139393947acdd729285653ed54e573c5bc20f03aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c117fb469fa1afc4eb28a139393947acdd729285653ed54e573c5bc20f03aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c117fb469fa1afc4eb28a139393947acdd729285653ed54e573c5bc20f03aab", kill_on_drop: false }`
[INFO] [stdout] 3c117fb469fa1afc4eb28a139393947acdd729285653ed54e573c5bc20f03aab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 343fca84aee8b30a35f2de9919ca480e4cb40d688b0b0aa42ec8359cf486620b
[INFO] running `Command { std: "docker" "start" "-a" "343fca84aee8b30a35f2de9919ca480e4cb40d688b0b0aa42ec8359cf486620b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling portable-atomic v0.3.19
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking console v0.15.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking indicatif v0.17.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking too-many-ray-tracers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Vec3i`
[INFO] [stdout]  --> src/rasterizer.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::vector::{Vec3f, Vec3i};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Vec3i`
[INFO] [stdout]  --> src/rasterizer.rs:3:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::vector::{Vec3f, Vec3i};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `mutex_unlock`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(mutex_unlock)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `mutex_unlock`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(mutex_unlock)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `unlock` found for struct `Mutex` in the current scope
[INFO] [stdout]   --> src/camera.rs:65:16
[INFO] [stdout]    |
[INFO] [stdout] 65 |         Mutex::unlock(img_lock);
[INFO] [stdout]    |                ^^^^^^ function or associated item not found in `Mutex<_>`
[INFO] [stdout]    |
[INFO] [stdout] note: if you're trying to build a new `Mutex<_>`, consider using `Mutex::<T>::new` which returns `Mutex<_>`
[INFO] [stdout]   --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sync/mutex.rs:273:5
[INFO] [stdout] help: there is a method `lock` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sync/mutex.rs:315:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `unlock` found for struct `Mutex` in the current scope
[INFO] [stdout]   --> src/camera.rs:65:16
[INFO] [stdout]    |
[INFO] [stdout] 65 |         Mutex::unlock(img_lock);
[INFO] [stdout]    |                ^^^^^^ function or associated item not found in `Mutex<_>`
[INFO] [stdout]    |
[INFO] [stdout] note: if you're trying to build a new `Mutex<_>`, consider using `Mutex::<T>::new` which returns `Mutex<_>`
[INFO] [stdout]   --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sync/mutex.rs:273:5
[INFO] [stdout] help: there is a method `lock` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sync/mutex.rs:315:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `unlock` found for struct `Mutex` in the current scope
[INFO] [stdout]   --> src/camera.rs:90:16
[INFO] [stdout]    |
[INFO] [stdout] 90 |         Mutex::unlock(img_lock);
[INFO] [stdout]    |                ^^^^^^ function or associated item not found in `Mutex<_>`
[INFO] [stdout]    |
[INFO] [stdout] note: if you're trying to build a new `Mutex<_>`, consider using `Mutex::<T>::new` which returns `Mutex<_>`
[INFO] [stdout]   --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sync/mutex.rs:273:5
[INFO] [stdout] help: there is a method `lock` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sync/mutex.rs:315:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `unlock` found for struct `Mutex` in the current scope
[INFO] [stdout]   --> src/camera.rs:90:16
[INFO] [stdout]    |
[INFO] [stdout] 90 |         Mutex::unlock(img_lock);
[INFO] [stdout]    |                ^^^^^^ function or associated item not found in `Mutex<_>`
[INFO] [stdout]    |
[INFO] [stdout] note: if you're trying to build a new `Mutex<_>`, consider using `Mutex::<T>::new` which returns `Mutex<_>`
[INFO] [stdout]   --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sync/mutex.rs:273:5
[INFO] [stdout] help: there is a method `lock` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/std/src/sync/mutex.rs:315:5
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `origin`
[INFO] [stdout]    --> src/rasterizer.rs:140:30
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn set_camera(&self, origin: Vec3f, lookat: Vec3f, up: Vec3f) {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_origin`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `origin`
[INFO] [stdout]    --> src/rasterizer.rs:140:30
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn set_camera(&self, origin: Vec3f, lookat: Vec3f, up: Vec3f) {
[INFO] [stdout]     |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_origin`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lookat`
[INFO] [stdout]    --> src/rasterizer.rs:140:45
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn set_camera(&self, origin: Vec3f, lookat: Vec3f, up: Vec3f) {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lookat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lookat`
[INFO] [stdout]    --> src/rasterizer.rs:140:45
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn set_camera(&self, origin: Vec3f, lookat: Vec3f, up: Vec3f) {
[INFO] [stdout]     |                                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_lookat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `up`
[INFO] [stdout]    --> src/rasterizer.rs:140:60
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn set_camera(&self, origin: Vec3f, lookat: Vec3f, up: Vec3f) {
[INFO] [stdout]     |                                                            ^^ help: if this is intentional, prefix it with an underscore: `_up`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `up`
[INFO] [stdout]    --> src/rasterizer.rs:140:60
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn set_camera(&self, origin: Vec3f, lookat: Vec3f, up: Vec3f) {
[INFO] [stdout]     |                                                            ^^ help: if this is intentional, prefix it with an underscore: `_up`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `too-many-ray-tracers` (bin "too-many-ray-tracers") due to 4 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `too-many-ray-tracers` (bin "too-many-ray-tracers" test) due to 4 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "343fca84aee8b30a35f2de9919ca480e4cb40d688b0b0aa42ec8359cf486620b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "343fca84aee8b30a35f2de9919ca480e4cb40d688b0b0aa42ec8359cf486620b", kill_on_drop: false }`
[INFO] [stdout] 343fca84aee8b30a35f2de9919ca480e4cb40d688b0b0aa42ec8359cf486620b