[INFO] cloning repository https://github.com/nattatatatan/mandelbrot2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nattatatatan/mandelbrot2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnattatatatan%2Fmandelbrot2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnattatatatan%2Fmandelbrot2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bfcd9de5a47da8833c151d17b3a15e454eb82c4
[INFO] building nattatatatan/mandelbrot2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnattatatatan%2Fmandelbrot2" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
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[INFO] started tweaking git repo https://github.com/nattatatatan/mandelbrot2
[INFO] finished tweaking git repo https://github.com/nattatatatan/mandelbrot2
[INFO] tweaked toml for git repo https://github.com/nattatatatan/mandelbrot2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nattatatatan/mandelbrot2 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nattatatatan/mandelbrot2 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc019bc08c0c850497420d88500100b16d9cfb6f66d6f1107c51114e799226a6
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[INFO] running `Command { std: "docker" "rm" "-f" "fc019bc08c0c850497420d88500100b16d9cfb6f66d6f1107c51114e799226a6", kill_on_drop: false }`
[INFO] [stdout] fc019bc08c0c850497420d88500100b16d9cfb6f66d6f1107c51114e799226a6
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3598624f19b61b900b9344d6dc4371541c723b8ecbc26b899f8867867dd6d291
[INFO] running `Command { std: "docker" "start" "-a" "3598624f19b61b900b9344d6dc4371541c723b8ecbc26b899f8867867dd6d291", kill_on_drop: false }`
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[INFO] [stderr]    Compiling pistoncore-event_loop v0.52.0
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[INFO] [stderr]    Compiling gfx_device_gl v0.16.2
[INFO] [stderr]    Compiling raw-window-handle v0.5.2
[INFO] [stderr]    Compiling mandelbrot2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling opencl3 v0.6.3
[INFO] [stderr]    Compiling piston v0.53.2
[INFO] [stderr]    Compiling piston2d-graphics v0.36.0
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[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.72.0
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[INFO] [stderr]    Compiling pistoncore-glutin_window v0.67.2
[INFO] [stderr]    Compiling piston_window v0.116.0
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/mandelbrot.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     unsafe {
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Complex` is never constructed
[INFO] [stdout]  --> src/complex.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Complex {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `square`, and `magnitude_squared` are never used
[INFO] [stdout]   --> src/complex.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Complex {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout]  8 |     pub fn new(re: f64, im: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub fn square(self) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn magnitude_squared(self) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 04s
[INFO] running `Command { std: "docker" "inspect" "3598624f19b61b900b9344d6dc4371541c723b8ecbc26b899f8867867dd6d291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3598624f19b61b900b9344d6dc4371541c723b8ecbc26b899f8867867dd6d291", kill_on_drop: false }`
[INFO] [stdout] 3598624f19b61b900b9344d6dc4371541c723b8ecbc26b899f8867867dd6d291
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ced2e7cfea827a414eb595b8c0fb250dd6f9034d5e933a68954352c21f14fda
[INFO] running `Command { std: "docker" "start" "-a" "1ced2e7cfea827a414eb595b8c0fb250dd6f9034d5e933a68954352c21f14fda", kill_on_drop: false }`
[INFO] [stderr]    Compiling mandelbrot2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/mandelbrot.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     unsafe {
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Complex` is never constructed
[INFO] [stdout]  --> src/complex.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Complex {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `square`, and `magnitude_squared` are never used
[INFO] [stdout]   --> src/complex.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Complex {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout]  8 |     pub fn new(re: f64, im: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub fn square(self) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn magnitude_squared(self) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "1ced2e7cfea827a414eb595b8c0fb250dd6f9034d5e933a68954352c21f14fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ced2e7cfea827a414eb595b8c0fb250dd6f9034d5e933a68954352c21f14fda", kill_on_drop: false }`
[INFO] [stdout] 1ced2e7cfea827a414eb595b8c0fb250dd6f9034d5e933a68954352c21f14fda