[INFO] cloning repository https://github.com/martinszy/rustelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/martinszy/rustelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartinszy%2Frustelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartinszy%2Frustelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ade24a0eb1dd2922f5a6cc5909d17d5fdfd0e546
[INFO] checking martinszy/rustelbrot against master#96df4943409564a187894018f15f795426dc2e1f for pr-118968
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartinszy%2Frustelbrot" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/martinszy/rustelbrot on toolchain 96df4943409564a187894018f15f795426dc2e1f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+96df4943409564a187894018f15f795426dc2e1f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/martinszy/rustelbrot
[INFO] finished tweaking git repo https://github.com/martinszy/rustelbrot
[INFO] tweaked toml for git repo https://github.com/martinszy/rustelbrot written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/martinszy/rustelbrot 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" "+96df4943409564a187894018f15f795426dc2e1f" "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 martinszy/rustelbrot against try#7e4f74fb8736fea8f455bb6e094122965ae8f4cd for pr-118968
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartinszy%2Frustelbrot" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/martinszy/rustelbrot on toolchain 7e4f74fb8736fea8f455bb6e094122965ae8f4cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/martinszy/rustelbrot
[INFO] finished tweaking git repo https://github.com/martinszy/rustelbrot
[INFO] tweaked toml for git repo https://github.com/martinszy/rustelbrot written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/martinszy/rustelbrot 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" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cairo-sys-rs v0.4.0
[INFO] [stderr]   Downloaded gobject-sys v0.4.0
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[INFO] [stderr]   Downloaded ncollide3d v0.28.0
[INFO] [stderr]   Downloaded kiss3d v0.30.0
[INFO] [stderr]   Downloaded glib v0.3.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a26ed968451cff7fb0eb8f0ea68ee0080139f728f9c231443c86e5febfb3041
[INFO] running `Command { std: "docker" "start" "-a" "8a26ed968451cff7fb0eb8f0ea68ee0080139f728f9c231443c86e5febfb3041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a26ed968451cff7fb0eb8f0ea68ee0080139f728f9c231443c86e5febfb3041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a26ed968451cff7fb0eb8f0ea68ee0080139f728f9c231443c86e5febfb3041", kill_on_drop: false }`
[INFO] [stdout] 8a26ed968451cff7fb0eb8f0ea68ee0080139f728f9c231443c86e5febfb3041
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caa7878abcfd796ba2d7dbd5df3316d8033bac0265e14308713781a1d4ab15aa
[INFO] running `Command { std: "docker" "start" "-a" "caa7878abcfd796ba2d7dbd5df3316d8033bac0265e14308713781a1d4ab15aa", kill_on_drop: false }`
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[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking bitflags v0.9.1
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[INFO] [stderr]     Checking stb_truetype v0.3.1
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[INFO] [stderr]     Checking c_vec v1.2.1
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[INFO] [stderr]     Checking nalgebra v0.25.4
[INFO] [stderr]     Checking ncollide3d v0.28.0
[INFO] [stderr]     Checking kiss3d v0.30.0
[INFO] [stderr]     Checking rustelbrot v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Gradient`, `Hsv`, `RgbHue`
[INFO] [stdout]   --> src/rustelbrot_3dlayers.rs:26:26
[INFO] [stdout]    |
[INFO] [stdout] 26 | use self::palette::{Rgb, Hsv, RgbHue,Gradient};
[INFO] [stdout]    |                          ^^^  ^^^^^^ ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Gradient`, `Hsv`, `RgbHue`
[INFO] [stdout]   --> src/rustelbrot_3dlayers.rs:26:26
[INFO] [stdout]    |
[INFO] [stdout] 26 | use self::palette::{Rgb, Hsv, RgbHue,Gradient};
[INFO] [stdout]    |                          ^^^  ^^^^^^ ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `output_template` is never read
[INFO] [stdout]   --> src/rustelbrot.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct Config<'a> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 47 |     output_template:  &'a str,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `output_template` is never read
[INFO] [stdout]   --> src/rustelbrot.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct Config<'a> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 47 |     output_template:  &'a str,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.66s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "caa7878abcfd796ba2d7dbd5df3316d8033bac0265e14308713781a1d4ab15aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa7878abcfd796ba2d7dbd5df3316d8033bac0265e14308713781a1d4ab15aa", kill_on_drop: false }`
[INFO] [stdout] caa7878abcfd796ba2d7dbd5df3316d8033bac0265e14308713781a1d4ab15aa