[INFO] cloning repository https://github.com/BenSandeen/star-stacker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BenSandeen/star-stacker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenSandeen%2Fstar-stacker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenSandeen%2Fstar-stacker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70d4e61d362545e97e907fea804cf04da59c1abe
[INFO] checking BenSandeen/star-stacker against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBenSandeen%2Fstar-stacker" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  61% (11/18)   
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Checking out files: 100% (18/18), done.
[INFO] validating manifest of git repo https://github.com/BenSandeen/star-stacker on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BenSandeen/star-stacker
[INFO] finished tweaking git repo https://github.com/BenSandeen/star-stacker
[INFO] tweaked toml for git repo https://github.com/BenSandeen/star-stacker written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/BenSandeen/star-stacker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.3.2
[INFO] [stderr]   Downloaded structopt v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83c54e7480e4e33196fb7db6ae18803fb2481e3530cbae8433dd4069751f477d
[INFO] running `Command { std: "docker" "start" "-a" "83c54e7480e4e33196fb7db6ae18803fb2481e3530cbae8433dd4069751f477d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83c54e7480e4e33196fb7db6ae18803fb2481e3530cbae8433dd4069751f477d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c54e7480e4e33196fb7db6ae18803fb2481e3530cbae8433dd4069751f477d", kill_on_drop: false }`
[INFO] [stdout] 83c54e7480e4e33196fb7db6ae18803fb2481e3530cbae8433dd4069751f477d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cac7c3fbc9a35188f9725a49bcca3ef7d07a3ddd78cbdf73520573d0f176b76
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1cac7c3fbc9a35188f9725a49bcca3ef7d07a3ddd78cbdf73520573d0f176b76", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.2
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.2
[INFO] [stderr]     Checking structopt v0.3.2
[INFO] [stderr]     Checking star_stacker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/main.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Path`
[INFO] [stdout]  --> src/main.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opt`
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let opt = Opt::from_args();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_opt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]   --> src/locate_stars.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let (x, y, color) = star_center;
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opt`
[INFO] [stdout]   --> src/main.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let opt = Opt::from_args();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_opt`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]   --> src/locate_stars.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let (x, y, color) = star_center;
[INFO] [stdout]    |                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.42s
[INFO] running `Command { std: "docker" "inspect" "1cac7c3fbc9a35188f9725a49bcca3ef7d07a3ddd78cbdf73520573d0f176b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cac7c3fbc9a35188f9725a49bcca3ef7d07a3ddd78cbdf73520573d0f176b76", kill_on_drop: false }`
[INFO] [stdout] 1cac7c3fbc9a35188f9725a49bcca3ef7d07a3ddd78cbdf73520573d0f176b76