[INFO] cloning repository https://github.com/ardaku/event_iterator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ardaku/event_iterator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fardaku%2Fevent_iterator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fardaku%2Fevent_iterator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c9a5a6d9708fd0f9814d06dfc7f26360e354ee4
[INFO] checking ardaku/event_iterator against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fardaku%2Fevent_iterator" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ardaku/event_iterator on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ardaku/event_iterator
[INFO] finished tweaking git repo https://github.com/ardaku/event_iterator
[INFO] tweaked toml for git repo https://github.com/ardaku/event_iterator written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ardaku/event_iterator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async_main v0.4.0
[INFO] [stderr]   Downloaded async_main_macro v0.4.0
[INFO] [stderr]   Downloaded whisk v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfdca8a9bdc1452536d91cc51ed929335e94b223045d5c136144f6e65a84096d
[INFO] running `Command { std: "docker" "start" "-a" "bfdca8a9bdc1452536d91cc51ed929335e94b223045d5c136144f6e65a84096d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfdca8a9bdc1452536d91cc51ed929335e94b223045d5c136144f6e65a84096d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfdca8a9bdc1452536d91cc51ed929335e94b223045d5c136144f6e65a84096d", kill_on_drop: false }`
[INFO] [stdout] bfdca8a9bdc1452536d91cc51ed929335e94b223045d5c136144f6e65a84096d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d16e3eacbcb49b8bc87f8911de20540d9f25a8a08f20cc0fe9aa3f6bbd2ca4e
[INFO] running `Command { std: "docker" "start" "-a" "3d16e3eacbcb49b8bc87f8911de20540d9f25a8a08f20cc0fe9aa3f6bbd2ca4e", kill_on_drop: false }`
[INFO] [stderr]     Checking pasts v0.14.3
[INFO] [stderr]    Compiling async_main_macro v0.4.0
[INFO] [stderr]     Checking whisk v0.13.0
[INFO] [stderr]     Checking event_iterator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking async_main v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "3d16e3eacbcb49b8bc87f8911de20540d9f25a8a08f20cc0fe9aa3f6bbd2ca4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d16e3eacbcb49b8bc87f8911de20540d9f25a8a08f20cc0fe9aa3f6bbd2ca4e", kill_on_drop: false }`
[INFO] [stdout] 3d16e3eacbcb49b8bc87f8911de20540d9f25a8a08f20cc0fe9aa3f6bbd2ca4e