[INFO] cloning repository https://github.com/mstange/merge-dags [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mstange/merge-dags" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmstange%2Fmerge-dags", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmstange%2Fmerge-dags'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ab5626cdda1412d1833c8a6d5c08a57ee90ab230 [INFO] checking mstange/merge-dags against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmstange%2Fmerge-dags" "/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/mstange/merge-dags on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mstange/merge-dags [INFO] finished tweaking git repo https://github.com/mstange/merge-dags [INFO] tweaked toml for git repo https://github.com/mstange/merge-dags written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/mstange/merge-dags already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d37cafde0cf7fa162fc063b997ae559b14bfd8b87e1fae9d2a38dad41e1d790a [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" "d37cafde0cf7fa162fc063b997ae559b14bfd8b87e1fae9d2a38dad41e1d790a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d37cafde0cf7fa162fc063b997ae559b14bfd8b87e1fae9d2a38dad41e1d790a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d37cafde0cf7fa162fc063b997ae559b14bfd8b87e1fae9d2a38dad41e1d790a", kill_on_drop: false }` [INFO] [stdout] d37cafde0cf7fa162fc063b997ae559b14bfd8b87e1fae9d2a38dad41e1d790a [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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 77c04b2af0675b8775fc36f8d211aee8513959a4a4fbc98daf59e9fdb9d7a1a4 [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" "77c04b2af0675b8775fc36f8d211aee8513959a4a4fbc98daf59e9fdb9d7a1a4", kill_on_drop: false }` [INFO] [stderr] Checking num-traits v0.2.1 [INFO] [stderr] Checking libc v0.2.39 [INFO] [stderr] Checking num-integer v0.1.36 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking euclid v0.17.2 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking num-iter v0.1.35 [INFO] [stderr] Checking num-bigint v0.1.43 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking merge-dags v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.60s [INFO] running `Command { std: "docker" "inspect" "77c04b2af0675b8775fc36f8d211aee8513959a4a4fbc98daf59e9fdb9d7a1a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77c04b2af0675b8775fc36f8d211aee8513959a4a4fbc98daf59e9fdb9d7a1a4", kill_on_drop: false }` [INFO] [stdout] 77c04b2af0675b8775fc36f8d211aee8513959a4a4fbc98daf59e9fdb9d7a1a4