[INFO] cloning repository https://github.com/xeinherjar/rayray
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xeinherjar/rayray" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeinherjar%2Frayray", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeinherjar%2Frayray'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98959469f637dd8419ef044846e8e30a4bcec7fc
[INFO] testing xeinherjar/rayray against 1.69.0 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeinherjar%2Frayray" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xeinherjar/rayray on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xeinherjar/rayray
[INFO] finished tweaking git repo https://github.com/xeinherjar/rayray
[INFO] tweaked toml for git repo https://github.com/xeinherjar/rayray written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xeinherjar/rayray 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22bdbd584225b9d533407163277c5d362079c36e213151f0be89fc4dcf2ccf74
[INFO] running `Command { std: "docker" "start" "-a" "22bdbd584225b9d533407163277c5d362079c36e213151f0be89fc4dcf2ccf74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22bdbd584225b9d533407163277c5d362079c36e213151f0be89fc4dcf2ccf74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22bdbd584225b9d533407163277c5d362079c36e213151f0be89fc4dcf2ccf74", kill_on_drop: false }`
[INFO] [stdout] 22bdbd584225b9d533407163277c5d362079c36e213151f0be89fc4dcf2ccf74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 127ddcae9096c1c381a29fc91c2ed736af72f32464483acd412c747c18927bea
[INFO] running `Command { std: "docker" "start" "-a" "127ddcae9096c1c381a29fc91c2ed736af72f32464483acd412c747c18927bea", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayray v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Point3D`
[INFO] [stdout]  --> src/tuple3d.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use point3d::{Point3D};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Vector3D`
[INFO] [stdout]  --> src/tuple3d.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use vector3d::{Vector3D};
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/canvas.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/canvas.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/canvas.rs:60:14
[INFO] [stdout]    |
[INFO] [stdout] 60 |         for (idx, color) in self.canvas.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `magnitude` is never used
[INFO] [stdout]   --> src/vector3d.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn magnitude(&self) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `normalize` is never used
[INFO] [stdout]   --> src/vector3d.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn normalize(&self) -> Vector3D {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dot` is never used
[INFO] [stdout]   --> src/vector3d.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn dot(&self, other: Vector3D) -> f64 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cross` is never used
[INFO] [stdout]   --> src/vector3d.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn cross(&self, other: Vector3D) -> Vector3D {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `magnitude` is never used
[INFO] [stdout]   --> src/tuple3d.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn magnitude(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `normalize` is never used
[INFO] [stdout]   --> src/tuple3d.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn normalize(&self) -> Tuple3D {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `dot` is never used
[INFO] [stdout]   --> src/tuple3d.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn dot(&self, other: Tuple3D) -> f64 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/canvas.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(width: u64, height: u64) -> Canvas {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/canvas.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn get(self, x: u64, y: u64) -> Color {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `put` is never used
[INFO] [stdout]   --> src/canvas.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn put(&mut self, x: u64, y: u64, color: Color) -> () {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `save_ppm` is never used
[INFO] [stdout]   --> src/canvas.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn save_ppm(self, path: String) -> () {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "127ddcae9096c1c381a29fc91c2ed736af72f32464483acd412c747c18927bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "127ddcae9096c1c381a29fc91c2ed736af72f32464483acd412c747c18927bea", kill_on_drop: false }`
[INFO] [stdout] 127ddcae9096c1c381a29fc91c2ed736af72f32464483acd412c747c18927bea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce662dc77160d916995d2946e574156135b89a531e340b02495a85278f56e4b5
[INFO] running `Command { std: "docker" "start" "-a" "ce662dc77160d916995d2946e574156135b89a531e340b02495a85278f56e4b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayray v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Point3D`
[INFO] [stdout]  --> src/tuple3d.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use point3d::{Point3D};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Vector3D`
[INFO] [stdout]  --> src/tuple3d.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use vector3d::{Vector3D};
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/canvas.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{Read, Write};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> src/canvas.rs:60:14
[INFO] [stdout]    |
[INFO] [stdout] 60 |         for (idx, color) in self.canvas.iter().enumerate() {
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `magnitude` is never used
[INFO] [stdout]   --> src/tuple3d.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn magnitude(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `normalize` is never used
[INFO] [stdout]   --> src/tuple3d.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn normalize(&self) -> Tuple3D {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "ce662dc77160d916995d2946e574156135b89a531e340b02495a85278f56e4b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce662dc77160d916995d2946e574156135b89a531e340b02495a85278f56e4b5", kill_on_drop: false }`
[INFO] [stdout] ce662dc77160d916995d2946e574156135b89a531e340b02495a85278f56e4b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05fc81790afceaf25bc4ab7176f2b91f226070fc5ddbefee85a5e4163747694c
[INFO] running `Command { std: "docker" "start" "-a" "05fc81790afceaf25bc4ab7176f2b91f226070fc5ddbefee85a5e4163747694c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Point3D`
[INFO] [stderr]  --> src/tuple3d.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use point3d::{Point3D};
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Vector3D`
[INFO] [stderr]  --> src/tuple3d.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use vector3d::{Vector3D};
[INFO] [stderr]   |                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/canvas.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{Read, Write};
[INFO] [stderr]   |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]   --> src/canvas.rs:60:14
[INFO] [stderr]    |
[INFO] [stderr] 60 |         for (idx, color) in self.canvas.iter().enumerate() {
[INFO] [stderr]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `magnitude` is never used
[INFO] [stderr]   --> src/tuple3d.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn magnitude(&self) -> f64 {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `normalize` is never used
[INFO] [stderr]   --> src/tuple3d.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn normalize(&self) -> Tuple3D {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rayray` (bin "rayray" test) generated 6 warnings (run `cargo fix --bin "rayray" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rayray-21d0cbedab7cbf5b)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test color::tests::color_sub_color ... ok
[INFO] [stdout] test color::tests::color_mul_scaler ... ok
[INFO] [stdout] test color::tests::colors_are_equal ... ok
[INFO] [stdout] test color::tests::color_mul_color ... ok
[INFO] [stdout] test point3d::tests::point_minus_point ... ok
[INFO] [stdout] test color::tests::color_plus_color ... ok
[INFO] [stdout] test canvas::teets::color_put ... ok
[INFO] [stdout] test canvas::teets::color_get ... ok
[INFO] [stdout] test tuple3d::tests::tuple_div_scaler ... ok
[INFO] [stdout] test point3d::tests::points_are_equal ... ok
[INFO] [stdout] test tuple3d::tests::tuple_negate ... ok
[INFO] [stdout] test tuple3d::tests::tuple_plus_tuple ... ok
[INFO] [stdout] test tuple3d::tests::tuples_are_equal ... ok
[INFO] [stdout] test vector3d::tests::vector_cross_product ... ok
[INFO] [stdout] test vector3d::tests::vector_dot_product ... ok
[INFO] [stdout] test point3d::tests::point_minus_vector ... ok
[INFO] [stdout] test tuple3d::tests::tuple_mul_scaler_fraction ... ok
[INFO] [stdout] test tuple3d::tests::tuple_mul_scaler ... ok
[INFO] [stdout] test point3d::tests::point_plus_vector ... ok
[INFO] [stdout] test tuple3d::tests::tuple_dot_product ... ok
[INFO] [stdout] test vector3d::tests::vector_magnitude ... ok
[INFO] [stdout] test vector3d::tests::vector_magnitude_neg ... ok
[INFO] [stdout] test vector3d::tests::vector_magnitude_x ... ok
[INFO] [stdout] test vector3d::tests::vector_magnitude_y ... ok
[INFO] [stdout] test vector3d::tests::vector_magnitude_z ... ok
[INFO] [stdout] test vector3d::tests::vector_minus_vector ... ok
[INFO] [stdout] test vector3d::tests::vector_negate ... ok
[INFO] [stdout] test vector3d::tests::vector_normalize_to_unit ... ok
[INFO] [stdout] test vector3d::tests::vector_plus_point ... ok
[INFO] [stdout] test vector3d::tests::vector_plus_vector ... ok
[INFO] [stdout] test vector3d::tests::vector_normalize ... ok
[INFO] [stdout] test vector3d::tests::vectors_are_equal ... ok
[INFO] [stdout] test canvas::teets::save_ppm ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- canvas::teets::save_ppm stdout ----
[INFO] [stdout] thread 'canvas::teets::save_ppm' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/canvas.rs:87:25
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x558a53a6bf8a - std::backtrace_rs::backtrace::libunwind::trace::ha9053a9a07ca49cb
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x558a53a6bf8a - std::backtrace_rs::backtrace::trace_unsynchronized::h9c2852a457ad564e
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x558a53a6bf8a - std::sys_common::backtrace::_print_fmt::h457936fbfaa0070f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x558a53a6bf8a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h5779d7bf7f70cb0c
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x558a53a8fabe - core::fmt::write::h5a4baaff1bcd3eb5
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/fmt/mod.rs:1232:17
[INFO] [stdout]    5:     0x558a53a69405 - std::io::Write::write_fmt::h478f79c628ef31d1
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/io/mod.rs:1684:15
[INFO] [stdout]    6:     0x558a53a6bd55 - std::sys_common::backtrace::_print::h5fcdc36060f177e8
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x558a53a6bd55 - std::sys_common::backtrace::print::h54ca9458b876c8bf
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x558a53a6db1f - std::panicking::default_hook::{{closure}}::hbe471161c7664ed6
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:271:22
[INFO] [stdout]    9:     0x558a53a6d7df - std::panicking::default_hook::ha3500da57aa4ac4f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:287:9
[INFO] [stdout]   10:     0x558a53a404f7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hdf1b89dd137ece34
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:2001:9
[INFO] [stdout]   11:     0x558a53a404f7 - test::test_main::{{closure}}::h9081a79f20e75698
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:135:21
[INFO] [stdout]   12:     0x558a53a6e24d - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6507bddc3eebb4a5
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:2001:9
[INFO] [stdout]   13:     0x558a53a6e24d - std::panicking::rust_panic_with_hook::h50c09d000dc561d2
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:696:13
[INFO] [stdout]   14:     0x558a53a6dfc9 - std::panicking::begin_panic_handler::{{closure}}::h9e2b2176e00e0d9c
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:583:13
[INFO] [stdout]   15:     0x558a53a6c3f6 - std::sys_common::backtrace::__rust_end_short_backtrace::h5739b8e512c09d02
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x558a53a6dcd2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:579:5
[INFO] [stdout]   17:     0x558a53a04b83 - core::panicking::panic_fmt::hf33a1475b4dc5c3e
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panicking.rs:64:14
[INFO] [stdout]   18:     0x558a53a04fd3 - core::result::unwrap_failed::hdff5465d74574b44
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/result.rs:1750:5
[INFO] [stdout]   19:     0x558a53a0906b - core::result::Result<T,E>::unwrap::h44f017850d6a03b7
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/result.rs:1090:23
[INFO] [stdout]   20:     0x558a53a0d28d - rayray::canvas::Canvas::save_ppm::h4ce063355a3f8c58
[INFO] [stdout]                                at /opt/rustwide/workdir/src/canvas.rs:83:24
[INFO] [stdout]   21:     0x558a53a0e8d4 - rayray::canvas::teets::save_ppm::h0f5ace45fd670385
[INFO] [stdout]                                at /opt/rustwide/workdir/src/canvas.rs:124:9
[INFO] [stdout]   22:     0x558a53a0e6e7 - rayray::canvas::teets::save_ppm::{{closure}}::hf6e01cd0ec3f5eb8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/canvas.rs:115:19
[INFO] [stdout]   23:     0x558a53a09c35 - core::ops::function::FnOnce::call_once::h8a666f11033bef33
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x558a53a458df - core::ops::function::FnOnce::call_once::h7d969581be7d0075
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x558a53a458df - test::__rust_begin_short_backtrace::hca25a52684e56655
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:656:18
[INFO] [stdout]   26:     0x558a53a16efc - test::run_test::{{closure}}::ha8ac744c4af1a4bb
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:647:30
[INFO] [stdout]   27:     0x558a53a16efc - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7b411a9ed45bdecf
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x558a53a448a6 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd05328869a8ed200
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   29:     0x558a53a448a6 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0c601ce20bd5b2be
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   30:     0x558a53a448a6 - std::panicking::try::do_call::ha4be5c164fe30854
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stdout]   31:     0x558a53a448a6 - std::panicking::try::h604546f3609af05f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stdout]   32:     0x558a53a448a6 - std::panic::catch_unwind::h5bfa8afe44c9c2f9
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stdout]   33:     0x558a53a448a6 - test::run_test_in_process::hd50dee55dd63e6aa
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:679:27
[INFO] [stdout]   34:     0x558a53a448a6 - test::run_test::run_test_inner::{{closure}}::h4aa0f433aa85cea8
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:573:39
[INFO] [stdout]   35:     0x558a53a11571 - test::run_test::run_test_inner::{{closure}}::had56431adf24b4d6
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:600:37
[INFO] [stdout]   36:     0x558a53a11571 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha8d9890e0c73bf13
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   37:     0x558a53a16f8b - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h251832bcb4a95327
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/thread/mod.rs:560:17
[INFO] [stdout]   38:     0x558a53a16f8b - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8fdff598fa414831
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   39:     0x558a53a16f8b - std::panicking::try::do_call::h455dd2f7764a950f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stdout]   40:     0x558a53a16f8b - std::panicking::try::had6f23b7b73ae72a
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stdout]   41:     0x558a53a16f8b - std::panic::catch_unwind::ha6a5ca3915b4dad0
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stdout]   42:     0x558a53a16f8b - std::thread::Builder::spawn_unchecked_::{{closure}}::h883b72ef75da6231
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   43:     0x558a53a16f8b - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb7dff73dc8bd2ccb
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x558a53a725b3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h39990b24eedef2ab
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   45:     0x558a53a725b3 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h01a027258444143b
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   46:     0x558a53a725b3 - std::sys::unix::thread::Thread::new::thread_start::ha4f1cdd9c25884ba
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   47:     0x7fb9d6067b43 - <unknown>
[INFO] [stdout]   48:     0x7fb9d60f8bb4 - __clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     canvas::teets::save_ppm
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 32 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rayray`
[INFO] running `Command { std: "docker" "inspect" "05fc81790afceaf25bc4ab7176f2b91f226070fc5ddbefee85a5e4163747694c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05fc81790afceaf25bc4ab7176f2b91f226070fc5ddbefee85a5e4163747694c", kill_on_drop: false }`
[INFO] [stdout] 05fc81790afceaf25bc4ab7176f2b91f226070fc5ddbefee85a5e4163747694c
