[INFO] cloning repository https://github.com/KyussCaesar/dubble
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KyussCaesar/dubble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyussCaesar%2Fdubble", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyussCaesar%2Fdubble'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c0f32337345f0a1bfc17e06a3ed9d49fdeed90eb
[INFO] checking KyussCaesar/dubble against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKyussCaesar%2Fdubble" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KyussCaesar/dubble on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KyussCaesar/dubble
[INFO] finished tweaking git repo https://github.com/KyussCaesar/dubble
[INFO] tweaked toml for git repo https://github.com/KyussCaesar/dubble written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/KyussCaesar/dubble already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8db30be599a028e33ce4d61a3cf07110a3d39dc7e36e116e4c8a957150e5948
[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" "b8db30be599a028e33ce4d61a3cf07110a3d39dc7e36e116e4c8a957150e5948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8db30be599a028e33ce4d61a3cf07110a3d39dc7e36e116e4c8a957150e5948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8db30be599a028e33ce4d61a3cf07110a3d39dc7e36e116e4c8a957150e5948", kill_on_drop: false }`
[INFO] [stdout] b8db30be599a028e33ce4d61a3cf07110a3d39dc7e36e116e4c8a957150e5948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "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] 82aa9f0a6c06e330be8d261a31629ebcd73d44e926df98ba6e0747257b7ecf51
[INFO] running `Command { std: "docker" "start" "-a" "82aa9f0a6c06e330be8d261a31629ebcd73d44e926df98ba6e0747257b7ecf51", kill_on_drop: false }`
[INFO] [stderr]     Checking dubble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "82aa9f0a6c06e330be8d261a31629ebcd73d44e926df98ba6e0747257b7ecf51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82aa9f0a6c06e330be8d261a31629ebcd73d44e926df98ba6e0747257b7ecf51", kill_on_drop: false }`
[INFO] [stdout] 82aa9f0a6c06e330be8d261a31629ebcd73d44e926df98ba6e0747257b7ecf51