[INFO] cloning repository https://github.com/sharkdp/vacuum-robot-simulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sharkdp/vacuum-robot-simulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharkdp%2Fvacuum-robot-simulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharkdp%2Fvacuum-robot-simulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdeac607214ff3a4c47636f1ca600c993f27f917
[INFO] checking sharkdp/vacuum-robot-simulator against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsharkdp%2Fvacuum-robot-simulator" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sharkdp/vacuum-robot-simulator on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sharkdp/vacuum-robot-simulator
[INFO] finished tweaking git repo https://github.com/sharkdp/vacuum-robot-simulator
[INFO] tweaked toml for git repo https://github.com/sharkdp/vacuum-robot-simulator written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/sharkdp/vacuum-robot-simulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded piston-gfx_texture v0.32.0
[INFO] [stderr]   Downloaded num-rational v0.1.39
[INFO] [stderr]   Downloaded syn v0.10.8
[INFO] [stderr]   Downloaded piston-viewport v0.5.0
[INFO] [stderr]   Downloaded rayon v0.8.2
[INFO] [stderr]   Downloaded pistoncore-input v0.23.0
[INFO] [stderr]   Downloaded rayon-core v1.2.1
[INFO] [stderr]   Downloaded scopeguard v0.3.2
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.13
[INFO] [stderr]   Downloaded svgparser v0.4.3
[INFO] [stderr]   Downloaded image v0.19.0
[INFO] [stderr]   Downloaded futures v0.1.16
[INFO] [stderr]   Downloaded inflate v0.4.3
[INFO] [stderr]   Downloaded num-derive v0.2.3
[INFO] [stderr]   Downloaded itertools v0.5.10
[INFO] [stderr]   Downloaded piston v0.39.0
[INFO] [stderr]   Downloaded pistoncore-window v0.34.0
[INFO] [stderr]   Downloaded gfx_device_gl v0.15.3
[INFO] [stderr]   Downloaded wayland-window v0.13.3
[INFO] [stderr]   Downloaded serde_derive v1.0.15
[INFO] [stderr]   Downloaded glutin v0.14.0
[INFO] [stderr]   Downloaded xml-rs v0.6.1
[INFO] [stderr]   Downloaded shared_library v0.1.7
[INFO] [stderr]   Downloaded num_cpus v1.6.2
[INFO] [stderr]   Downloaded tempfile v3.0.4
[INFO] [stderr]   Downloaded sdl2 v0.31.0
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.39.0
[INFO] [stderr]   Downloaded stb_truetype v0.2.4
[INFO] [stderr]   Downloaded gl_generator v0.5.5
[INFO] [stderr]   Downloaded fnv v1.0.5
[INFO] [stderr]   Downloaded arrayvec v0.4.2
[INFO] [stderr]   Downloaded piston2d-opengl_graphics v0.53.0
[INFO] [stderr]   Downloaded vecmath v0.3.0
[INFO] [stderr]   Downloaded winit v0.12.0
[INFO] [stderr]   Downloaded rand v0.3.16
[INFO] [stderr]   Downloaded heapsize v0.4.1
[INFO] [stderr]   Downloaded core-graphics v0.13.0
[INFO] [stderr]   Downloaded phf_shared v0.7.21
[INFO] [stderr]   Downloaded piston_window v0.80.0
[INFO] [stderr]   Downloaded sdl2-sys v0.31.0
[INFO] [stderr]   Downloaded phf v0.7.21
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.51.0
[INFO] [stderr]   Downloaded serde v0.9.15
[INFO] [stderr]   Downloaded syn v0.15.17
[INFO] [stderr]   Downloaded euclid v0.13.0
[INFO] [stderr]   Downloaded lyon_bezier v0.5.0
[INFO] [stderr]   Downloaded svg2polylines v0.4.0
[INFO] [stderr]   Downloaded khronos_api v1.0.1
[INFO] [stderr]   Downloaded siphasher v0.2.2
[INFO] [stderr]   Downloaded gleam v0.4.8
[INFO] [stderr]   Downloaded cocoa v0.14.0
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.47.0
[INFO] [stderr]   Downloaded pistoncore-sdl2_window v0.50.0
[INFO] [stderr]   Downloaded libc v0.2.31
[INFO] [stderr]   Downloaded magenta-sys v0.1.1
[INFO] [stderr]   Downloaded serde_derive_internals v0.16.0
[INFO] [stderr]   Downloaded magenta v0.1.1
[INFO] [stderr]   Downloaded log v0.3.8
[INFO] [stderr]   Downloaded coco v0.1.1
[INFO] [stderr]   Downloaded derivative v1.0.0
[INFO] [stderr]   Downloaded either v1.1.0
[INFO] [stderr]   Downloaded quote v0.6.9
[INFO] [stderr]   Downloaded odds v0.2.25
[INFO] [stderr]   Downloaded nodrop v0.1.9
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a4467d9515b390279005f5e494c04d8aec62ca0b1920ca751983743ad74227b
[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" "3a4467d9515b390279005f5e494c04d8aec62ca0b1920ca751983743ad74227b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a4467d9515b390279005f5e494c04d8aec62ca0b1920ca751983743ad74227b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a4467d9515b390279005f5e494c04d8aec62ca0b1920ca751983743ad74227b", kill_on_drop: false }`
[INFO] [stdout] 3a4467d9515b390279005f5e494c04d8aec62ca0b1920ca751983743ad74227b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03e069394ee6c2f0b6c973dc78bd8333c19cbf42a6f78fcd2560b202dd38e77e
[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" "03e069394ee6c2f0b6c973dc78bd8333c19cbf42a6f78fcd2560b202dd38e77e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]     Checking token_store v0.1.2
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking piston-texture v0.6.0
[INFO] [stderr]    Compiling heapsize v0.4.1
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking siphasher v0.2.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.7
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking inflate v0.4.3
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]     Checking deflate v0.7.17
[INFO] [stderr]     Checking stb_truetype v0.2.4
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking num-rational v0.1.39
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]     Checking arrayvec v0.4.2
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking ordered-float v0.5.2
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]     Checking rusttype v0.4.3
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking svgparser v0.4.3
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]     Checking piston2d-graphics v0.26.0
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling syn v0.15.17
[INFO] [stderr]     Checking euclid v0.13.0
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]    Compiling glutin v0.14.0
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking lyon_bezier v0.5.0
[INFO] [stderr]     Checking wayland-sys v0.12.5
[INFO] [stderr]    Compiling serde_derive v1.0.15
[INFO] [stderr]     Checking svg2polylines v0.4.0
[INFO] [stderr]     Checking wayland-kbd v0.13.1
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking pistoncore-input v0.21.0
[INFO] [stderr]     Checking pistoncore-input v0.23.0
[INFO] [stderr]     Checking wayland-window v0.13.3
[INFO] [stderr]     Checking winit v0.12.0
[INFO] [stderr]     Checking gfx_core v0.8.3
[INFO] [stderr]     Checking pistoncore-window v0.32.0
[INFO] [stderr]     Checking pistoncore-window v0.34.0
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.3
[INFO] [stderr]     Checking pistoncore-event_loop v0.37.0
[INFO] [stderr]     Checking pistoncore-sdl2_window v0.50.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.39.0
[INFO] [stderr]     Checking piston v0.37.0
[INFO] [stderr]     Checking piston v0.39.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.47.0
[INFO] [stderr]     Checking piston-gfx_texture v0.32.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.53.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.51.0
[INFO] [stderr]     Checking piston_window v0.80.0
[INFO] [stderr]     Checking vacuum-robot-simulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `Command { std: "docker" "inspect" "03e069394ee6c2f0b6c973dc78bd8333c19cbf42a6f78fcd2560b202dd38e77e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03e069394ee6c2f0b6c973dc78bd8333c19cbf42a6f78fcd2560b202dd38e77e", kill_on_drop: false }`
[INFO] [stdout] 03e069394ee6c2f0b6c973dc78bd8333c19cbf42a6f78fcd2560b202dd38e77e