[INFO] cloning repository https://github.com/KermitPurple/rust_shapes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KermitPurple/rust_shapes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKermitPurple%2Frust_shapes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKermitPurple%2Frust_shapes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed28d1696fd0e8163a2e6ab1b51d32b84302975c
[INFO] checking KermitPurple/rust_shapes against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKermitPurple%2Frust_shapes" "/workspace/builds/worker-107/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-107/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KermitPurple/rust_shapes on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KermitPurple/rust_shapes
[INFO] finished tweaking git repo https://github.com/KermitPurple/rust_shapes
[INFO] tweaked toml for git repo https://github.com/KermitPurple/rust_shapes written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate git repo https://github.com/KermitPurple/rust_shapes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87405c99c7ddf81185079ac60dadf1bb906f11412aaea2fc235d9e5b956a2af9
[INFO] running `Command { std: "docker" "start" "-a" "87405c99c7ddf81185079ac60dadf1bb906f11412aaea2fc235d9e5b956a2af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87405c99c7ddf81185079ac60dadf1bb906f11412aaea2fc235d9e5b956a2af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87405c99c7ddf81185079ac60dadf1bb906f11412aaea2fc235d9e5b956a2af9", kill_on_drop: false }`
[INFO] [stdout] 87405c99c7ddf81185079ac60dadf1bb906f11412aaea2fc235d9e5b956a2af9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b9aac9abf495ea2102845b3796bd86bfff7f82c004a56a4ce04229b4f220779
[INFO] running `Command { std: "docker" "start" "-a" "5b9aac9abf495ea2102845b3796bd86bfff7f82c004a56a4ce04229b4f220779", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking takeable-option v0.5.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glium v0.30.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking glutin v0.27.0
[INFO] [stderr]     Checking shapes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let mut event_loop = glutin::event_loop::EventLoop::new(); // create event loop
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let mut event_loop = glutin::event_loop::EventLoop::new(); // create event loop
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "5b9aac9abf495ea2102845b3796bd86bfff7f82c004a56a4ce04229b4f220779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b9aac9abf495ea2102845b3796bd86bfff7f82c004a56a4ce04229b4f220779", kill_on_drop: false }`
[INFO] [stdout] 5b9aac9abf495ea2102845b3796bd86bfff7f82c004a56a4ce04229b4f220779