[INFO] fetching crate async-port-scanner 0.1.4... [INFO] checking async-port-scanner-0.1.4 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073 [INFO] extracting crate async-port-scanner 0.1.4 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate async-port-scanner 0.1.4 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 crates.io crate async-port-scanner 0.1.4 [INFO] finished tweaking crates.io crate async-port-scanner 0.1.4 [INFO] tweaked toml for crates.io crate async-port-scanner 0.1.4 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9edd80dc495f79c9edd8196cbcbdb03e5a597c6fdf6ebfdd1d0f94efa2c7a9e5 [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" "9edd80dc495f79c9edd8196cbcbdb03e5a597c6fdf6ebfdd1d0f94efa2c7a9e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9edd80dc495f79c9edd8196cbcbdb03e5a597c6fdf6ebfdd1d0f94efa2c7a9e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9edd80dc495f79c9edd8196cbcbdb03e5a597c6fdf6ebfdd1d0f94efa2c7a9e5", kill_on_drop: false }` [INFO] [stdout] 9edd80dc495f79c9edd8196cbcbdb03e5a597c6fdf6ebfdd1d0f94efa2c7a9e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 24327ff23a89fd00c7c977d8504f48a4f081a176e658bacd8fae76e862d3f058 [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" "24327ff23a89fd00c7c977d8504f48a4f081a176e658bacd8fae76e862d3f058", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking futures-io v0.3.8 [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Checking fastrand v1.4.0 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking futures-sink v0.3.8 [INFO] [stderr] Checking async-task v4.0.3 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking async-channel v1.5.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking futures-lite v1.11.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking polling v2.0.2 [INFO] [stderr] Checking nb-connect v1.0.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking async-executor v1.4.0 [INFO] [stderr] Checking async-io v1.2.0 [INFO] [stderr] Checking blocking v1.0.2 [INFO] [stderr] Checking async-global-executor v1.4.3 [INFO] [stderr] Checking async-std v1.7.0 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Checking pin-project v1.0.2 [INFO] [stderr] Checking futures-util v0.3.8 [INFO] [stderr] Checking futures-executor v0.3.8 [INFO] [stderr] Checking futures v0.3.8 [INFO] [stderr] Checking async-port-scanner v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `async_std::io` [INFO] [stdout] --> src/lib.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 95 | use async_std::io; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 50.04s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "24327ff23a89fd00c7c977d8504f48a4f081a176e658bacd8fae76e862d3f058", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24327ff23a89fd00c7c977d8504f48a4f081a176e658bacd8fae76e862d3f058", kill_on_drop: false }` [INFO] [stdout] 24327ff23a89fd00c7c977d8504f48a4f081a176e658bacd8fae76e862d3f058