[INFO] cloning repository https://github.com/mlange-42/kohonen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mlange-42/kohonen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlange-42%2Fkohonen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlange-42%2Fkohonen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9189a05357a3c326ec234d65d9a0efecacea57f3
[INFO] checking mlange-42/kohonen against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmlange-42%2Fkohonen" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mlange-42/kohonen on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mlange-42/kohonen
[INFO] finished tweaking git repo https://github.com/mlange-42/kohonen
[INFO] tweaked toml for git repo https://github.com/mlange-42/kohonen written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/mlange-42/kohonen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf3f918acef982757d0533e853e2c9822f2e4e2f0ea82f45c3b7d4b1a5085006
[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" "cf3f918acef982757d0533e853e2c9822f2e4e2f0ea82f45c3b7d4b1a5085006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf3f918acef982757d0533e853e2c9822f2e4e2f0ea82f45c3b7d4b1a5085006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf3f918acef982757d0533e853e2c9822f2e4e2f0ea82f45c3b7d4b1a5085006", kill_on_drop: false }`
[INFO] [stdout] cf3f918acef982757d0533e853e2c9822f2e4e2f0ea82f45c3b7d4b1a5085006
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e87c9d10ac0aac73e3a1b7c3397e4b45c1891edfbd918f2538c5acb8a4633f28
[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" "e87c9d10ac0aac73e3a1b7c3397e4b45c1891edfbd918f2538c5acb8a4633f28", kill_on_drop: false }`
[INFO] [stderr]     Checking wayland-sys v0.24.1
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling minifb v0.15.3
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking euclid v0.20.7
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking crossterm_utils v0.1.0
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking png v0.16.1
[INFO] [stderr]    Compiling wayland-scanner v0.24.1
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking crossterm_screen v0.1.0
[INFO] [stderr]     Checking crossterm_cursor v0.1.0
[INFO] [stderr]     Checking crossterm_style v0.2.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking crossterm_terminal v0.1.0
[INFO] [stderr]     Checking crossterm_input v0.2.1
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking crossterm v0.8.2
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking dont_disappear v3.0.1
[INFO] [stderr]     Checking image v0.23.2
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking statistical v1.0.0
[INFO] [stderr]    Compiling wayland-client v0.24.1
[INFO] [stderr]    Compiling wayland-protocols v0.24.1
[INFO] [stderr]     Checking lyon_path v0.14.0
[INFO] [stderr]     Checking font-kit v0.4.0
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking wayland-commons v0.24.1
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking easy_graph v0.1.0 (https://github.com/mlange-42/easy_graph.git#bde713f7)
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking kohonen v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `som`
[INFO] [stdout]    --> src/ui/layer_view.rs:374:13
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let som = Som::new(&cols, 16, 20, params);
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_som`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "e87c9d10ac0aac73e3a1b7c3397e4b45c1891edfbd918f2538c5acb8a4633f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87c9d10ac0aac73e3a1b7c3397e4b45c1891edfbd918f2538c5acb8a4633f28", kill_on_drop: false }`
[INFO] [stdout] e87c9d10ac0aac73e3a1b7c3397e4b45c1891edfbd918f2538c5acb8a4633f28