[INFO] fetching crate async-signals 0.3.1... [INFO] checking async-signals-0.3.1 against beta for pr-78714 [INFO] extracting crate async-signals 0.3.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate async-signals 0.3.1 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate async-signals 0.3.1 [INFO] finished tweaking crates.io crate async-signals 0.3.1 [INFO] tweaked toml for crates.io crate async-signals 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 29c4358a813300e36b57c0965662583954b7cafad654ba566b8f230f017cb14f [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" "29c4358a813300e36b57c0965662583954b7cafad654ba566b8f230f017cb14f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29c4358a813300e36b57c0965662583954b7cafad654ba566b8f230f017cb14f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29c4358a813300e36b57c0965662583954b7cafad654ba566b8f230f017cb14f", kill_on_drop: false }` [INFO] [stdout] 29c4358a813300e36b57c0965662583954b7cafad654ba566b8f230f017cb14f [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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5762dc29112647f69c7f2007e60762acaa275f17ca350efe1287fbc9a85a9fbf [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" "5762dc29112647f69c7f2007e60762acaa275f17ca350efe1287fbc9a85a9fbf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking async-task v4.0.3 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking futures-lite v1.11.2 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking crossbeam-utils v0.8.0 [INFO] [stderr] Checking async-executor v1.4.0 [INFO] [stderr] Checking blocking v1.0.2 [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-io v1.2.0 [INFO] [stderr] Checking async-global-executor v1.4.3 [INFO] [stderr] Compiling pin-project-internal v1.0.1 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Checking async-std v1.7.0 [INFO] [stderr] Checking pin-project v1.0.1 [INFO] [stderr] Checking futures-util v0.3.8 [INFO] [stderr] Checking async-signals v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.95s [INFO] running `Command { std: "docker" "inspect" "5762dc29112647f69c7f2007e60762acaa275f17ca350efe1287fbc9a85a9fbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5762dc29112647f69c7f2007e60762acaa275f17ca350efe1287fbc9a85a9fbf", kill_on_drop: false }` [INFO] [stdout] 5762dc29112647f69c7f2007e60762acaa275f17ca350efe1287fbc9a85a9fbf