[INFO] cloning repository https://github.com/JMS55/metaballs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JMS55/metaballs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJMS55%2Fmetaballs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJMS55%2Fmetaballs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc8d416752b4eee53cde2b67e6bc94f71008b9f3
[INFO] checking JMS55/metaballs against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJMS55%2Fmetaballs" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JMS55/metaballs on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JMS55/metaballs
[INFO] finished tweaking git repo https://github.com/JMS55/metaballs
[INFO] tweaked toml for git repo https://github.com/JMS55/metaballs written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/JMS55/metaballs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdd8b95dac655143e2942a0b250fe86668b47d58256b402c49a098bde08b531c
[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" "cdd8b95dac655143e2942a0b250fe86668b47d58256b402c49a098bde08b531c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdd8b95dac655143e2942a0b250fe86668b47d58256b402c49a098bde08b531c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdd8b95dac655143e2942a0b250fe86668b47d58256b402c49a098bde08b531c", kill_on_drop: false }`
[INFO] [stdout] cdd8b95dac655143e2942a0b250fe86668b47d58256b402c49a098bde08b531c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfc3f08ecdcd4a557770985b3e156a96ccd66bbb6061af73f67f4b855036c57b
[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" "dfc3f08ecdcd4a557770985b3e156a96ccd66bbb6061af73f67f4b855036c57b", 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]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking pollster v0.2.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking gfx-hal v0.5.0
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking ash v0.30.0
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking gfx-descriptor v0.1.0
[INFO] [stderr]     Checking gfx-memory v0.1.3
[INFO] [stderr]     Checking gfx-backend-empty v0.5.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling peek-poke-derive v0.2.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking peek-poke v0.2.0
[INFO] [stderr]     Checking wgpu-types v0.5.1
[INFO] [stderr]     Checking winit v0.22.2
[INFO] [stderr]     Checking gfx-backend-vulkan v0.5.6
[INFO] [stderr]     Checking wgpu-core v0.5.5
[INFO] [stderr]     Checking wgpu-native v0.5.0
[INFO] [stderr]     Checking wgpu v0.5.0
[INFO] [stderr]     Checking metaballs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value captured by `screen_size` is never read
[INFO] [stdout]    --> src/main.rs:212:17
[INFO] [stdout]     |
[INFO] [stdout] 212 |                 screen_size = new_size;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value captured by `screen_size` is never read
[INFO] [stdout]    --> src/main.rs:212:17
[INFO] [stdout]     |
[INFO] [stdout] 212 |                 screen_size = new_size;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: did you mean to capture by reference instead?
[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 48s
[INFO] running `Command { std: "docker" "inspect" "dfc3f08ecdcd4a557770985b3e156a96ccd66bbb6061af73f67f4b855036c57b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfc3f08ecdcd4a557770985b3e156a96ccd66bbb6061af73f67f4b855036c57b", kill_on_drop: false }`
[INFO] [stdout] dfc3f08ecdcd4a557770985b3e156a96ccd66bbb6061af73f67f4b855036c57b