[INFO] cloning repository https://github.com/mijies/rust_wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mijies/rust_wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmijies%2Frust_wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmijies%2Frust_wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4621839ff85de5328796f69012cb4fab5b56a387
[INFO] checking mijies/rust_wasm against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmijies%2Frust_wasm" "/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/mijies/rust_wasm 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/mijies/rust_wasm
[INFO] finished tweaking git repo https://github.com/mijies/rust_wasm
[INFO] tweaked toml for git repo https://github.com/mijies/rust_wasm written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mijies/rust_wasm 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] warning: `default-features = [".."]` was found in [features]. Did you mean to use `default = [".."]`?
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff093e0599e0403d10befa009d3db9002726bfdb08e5b5d2ec8907d7083cea32
[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" "ff093e0599e0403d10befa009d3db9002726bfdb08e5b5d2ec8907d7083cea32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff093e0599e0403d10befa009d3db9002726bfdb08e5b5d2ec8907d7083cea32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff093e0599e0403d10befa009d3db9002726bfdb08e5b5d2ec8907d7083cea32", kill_on_drop: false }`
[INFO] [stdout] ff093e0599e0403d10befa009d3db9002726bfdb08e5b5d2ec8907d7083cea32
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] d3167de6836acd1ff3592f31f53c9a026f344cd93ae485b58314715399c7ae0f
[INFO] running `Command { std: "docker" "start" "-a" "d3167de6836acd1ff3592f31f53c9a026f344cd93ae485b58314715399c7ae0f", kill_on_drop: false }`
[INFO] [stderr] warning: `default-features = [".."]` was found in [features]. Did you mean to use `default = [".."]`?
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.23
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling wasm-bindgen v0.2.23
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling syn v0.15.6
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.31
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.23
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.23
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.23
[INFO] [stderr]     Checking wasm-game-of-life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.76s
[INFO] running `Command { std: "docker" "inspect" "d3167de6836acd1ff3592f31f53c9a026f344cd93ae485b58314715399c7ae0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3167de6836acd1ff3592f31f53c9a026f344cd93ae485b58314715399c7ae0f", kill_on_drop: false }`
[INFO] [stdout] d3167de6836acd1ff3592f31f53c9a026f344cd93ae485b58314715399c7ae0f