[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] checking nattatatatan/mandelbrot2 against try#446cb600aa4837dd6c513f14fa0d25a909b177d7 for pr-149195
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnattatatatan%2Fmandelbrot2" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
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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-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nattatatatan/mandelbrot2 on toolchain 446cb600aa4837dd6c513f14fa0d25a909b177d7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "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" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glutin_wgl_sys v0.4.0
[INFO] [stderr]   Downloaded libloading v0.8.4
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[INFO] [stderr]   Downloaded cocoa v0.18.5
[INFO] [stderr]   Downloaded piston_window v0.116.0
[INFO] [stderr]   Downloaded wayland-sys v0.30.1
[INFO] [stderr]   Downloaded spin_sleep v1.2.0
[INFO] [stderr]   Downloaded piston v0.53.2
[INFO] [stderr]   Downloaded gleam v0.6.19
[INFO] [stderr]   Downloaded glutin v0.21.2
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[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.67.2
[INFO] [stderr]   Downloaded cl3 v0.6.5
[INFO] [stderr]   Downloaded opencl3 v0.6.3
[INFO] [stderr]   Downloaded glutin_glx_sys v0.4.0
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[INFO] [stderr]   Downloaded piston2d-graphics v0.36.0
[INFO] [stderr]   Downloaded parking_lot_core v0.6.3
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.53.1
[INFO] [stderr]   Downloaded syn v2.0.70
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b584075260732d0ceb61ef48f230e8fa165df52ac1d4b55c9d5184d86e77af5
[INFO] running `Command { std: "docker" "start" "-a" "0b584075260732d0ceb61ef48f230e8fa165df52ac1d4b55c9d5184d86e77af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b584075260732d0ceb61ef48f230e8fa165df52ac1d4b55c9d5184d86e77af5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b584075260732d0ceb61ef48f230e8fa165df52ac1d4b55c9d5184d86e77af5", kill_on_drop: false }`
[INFO] [stdout] 0b584075260732d0ceb61ef48f230e8fa165df52ac1d4b55c9d5184d86e77af5
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b441349c213e2a82252503e7667f65f748342523fb6407996c8d19dfe79e090
[INFO] running `Command { std: "docker" "start" "-a" "6b441349c213e2a82252503e7667f65f748342523fb6407996c8d19dfe79e090", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
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[INFO] [stderr]    Compiling mandelbrot2 v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stderr]    Compiling num-traits v0.2.19
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[INFO] [stderr]     Checking memmap v0.7.0
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[INFO] [stderr]    Compiling wayland-protocols v0.21.13
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[INFO] [stderr]     Checking line_drawing v0.7.0
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[INFO] [stderr]     Checking rusttype v0.8.3
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[INFO] [stderr]     Checking opencl3 v0.6.3
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]    Compiling serde_derive v1.0.204
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[INFO] [stderr]     Checking pistoncore-input v1.0.1
[INFO] [stderr]     Checking pistoncore-window v0.47.1
[INFO] [stderr]     Checking pistoncore-event_loop v0.52.0
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[INFO] [stderr]     Checking piston v0.52.1
[INFO] [stderr]     Checking piston-gfx_texture v0.41.0
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[INFO] [stderr]     Checking pistoncore-glutin_window v0.67.2
[INFO] [stderr]     Checking 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] [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 1m 16s
[INFO] running `Command { std: "docker" "inspect" "6b441349c213e2a82252503e7667f65f748342523fb6407996c8d19dfe79e090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b441349c213e2a82252503e7667f65f748342523fb6407996c8d19dfe79e090", kill_on_drop: false }`
[INFO] [stdout] 6b441349c213e2a82252503e7667f65f748342523fb6407996c8d19dfe79e090
