[INFO] cloning repository https://github.com/felixzhuologist/wasm-chip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/felixzhuologist/wasm-chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelixzhuologist%2Fwasm-chip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelixzhuologist%2Fwasm-chip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 142be1e5453116ede305354f7919c1a2d0b14961
[INFO] checking felixzhuologist/wasm-chip8 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelixzhuologist%2Fwasm-chip8" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/felixzhuologist/wasm-chip8 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/felixzhuologist/wasm-chip8
[INFO] finished tweaking git repo https://github.com/felixzhuologist/wasm-chip8
[INFO] tweaked toml for git repo https://github.com/felixzhuologist/wasm-chip8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/felixzhuologist/wasm-chip8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded js-sys v0.2.4
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.19
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.19
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.19
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.19
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bfe541acf0cda110a5bc3e6a0b8cb6556c35ca4e33dde5689a43b73e8ec3c15
[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" "8bfe541acf0cda110a5bc3e6a0b8cb6556c35ca4e33dde5689a43b73e8ec3c15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bfe541acf0cda110a5bc3e6a0b8cb6556c35ca4e33dde5689a43b73e8ec3c15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bfe541acf0cda110a5bc3e6a0b8cb6556c35ca4e33dde5689a43b73e8ec3c15", kill_on_drop: false }`
[INFO] [stdout] 8bfe541acf0cda110a5bc3e6a0b8cb6556c35ca4e33dde5689a43b73e8ec3c15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] c264abc618a0a8df7a7ded740ed77e5861d7b1bf4a8cf1c84040eb5e334a6370
[INFO] running `Command { std: "docker" "start" "-a" "c264abc618a0a8df7a7ded740ed77e5861d7b1bf4a8cf1c84040eb5e334a6370", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.15
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.19
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling serde_json v1.0.26
[INFO] [stderr]    Compiling serde_derive v1.0.75
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.19
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.19
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.19
[INFO] [stderr]     Checking wasm-bindgen v0.2.19
[INFO] [stderr]     Checking js-sys v0.2.4
[INFO] [stderr]     Checking chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.55s
[INFO] running `Command { std: "docker" "inspect" "c264abc618a0a8df7a7ded740ed77e5861d7b1bf4a8cf1c84040eb5e334a6370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c264abc618a0a8df7a7ded740ed77e5861d7b1bf4a8cf1c84040eb5e334a6370", kill_on_drop: false }`
[INFO] [stdout] c264abc618a0a8df7a7ded740ed77e5861d7b1bf4a8cf1c84040eb5e334a6370