[INFO] cloning repository https://github.com/othelarian/dust-horizon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/othelarian/dust-horizon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fothelarian%2Fdust-horizon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fothelarian%2Fdust-horizon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e515d5aaab31675192461bd5ff87428d0164cd3
[INFO] checking othelarian/dust-horizon against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fothelarian%2Fdust-horizon" "/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/othelarian/dust-horizon on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/othelarian/dust-horizon
[INFO] finished tweaking git repo https://github.com/othelarian/dust-horizon
[INFO] tweaked toml for git repo https://github.com/othelarian/dust-horizon written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/othelarian/dust-horizon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x11 v2.18.1
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14d6a4edbfc9233a3c93e4f3634ff1292c2f4e1720866751aff0ac490c009dfe
[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" "14d6a4edbfc9233a3c93e4f3634ff1292c2f4e1720866751aff0ac490c009dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14d6a4edbfc9233a3c93e4f3634ff1292c2f4e1720866751aff0ac490c009dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14d6a4edbfc9233a3c93e4f3634ff1292c2f4e1720866751aff0ac490c009dfe", kill_on_drop: false }`
[INFO] [stdout] 14d6a4edbfc9233a3c93e4f3634ff1292c2f4e1720866751aff0ac490c009dfe
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] 01e8cbe11af3f26842c5eab8f31db648a0229f40e0d9c5c2b5d7b89d8621b78d
[INFO] running `Command { std: "docker" "start" "-a" "01e8cbe11af3f26842c5eab8f31db648a0229f40e0d9c5c2b5d7b89d8621b78d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]     Checking dust-horizon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.70s
[INFO] running `Command { std: "docker" "inspect" "01e8cbe11af3f26842c5eab8f31db648a0229f40e0d9c5c2b5d7b89d8621b78d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01e8cbe11af3f26842c5eab8f31db648a0229f40e0d9c5c2b5d7b89d8621b78d", kill_on_drop: false }`
[INFO] [stdout] 01e8cbe11af3f26842c5eab8f31db648a0229f40e0d9c5c2b5d7b89d8621b78d