[INFO] fetching crate async-metronome 0.1.1... [INFO] checking async-metronome-0.1.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate async-metronome 0.1.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate async-metronome 0.1.1 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 crates.io crate async-metronome 0.1.1 [INFO] finished tweaking crates.io crate async-metronome 0.1.1 [INFO] tweaked toml for crates.io crate async-metronome 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d38ea83dd67d8f744a31387a1c1a3df7b7fd6687348b37ed6386085f84965c78 [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" "d38ea83dd67d8f744a31387a1c1a3df7b7fd6687348b37ed6386085f84965c78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d38ea83dd67d8f744a31387a1c1a3df7b7fd6687348b37ed6386085f84965c78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d38ea83dd67d8f744a31387a1c1a3df7b7fd6687348b37ed6386085f84965c78", kill_on_drop: false }` [INFO] [stdout] d38ea83dd67d8f744a31387a1c1a3df7b7fd6687348b37ed6386085f84965c78 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4de319f21be04e34364719282ee5e574f602f37eb5cbe00f716d90d53fac31cb [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" "4de319f21be04e34364719282ee5e574f602f37eb5cbe00f716d90d53fac31cb", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Checking futures-io v0.3.6 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking fastrand v1.4.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking async-task v4.0.2 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Checking futures-sink v0.3.6 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Checking futures-task v0.3.6 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking futures-channel v0.3.6 [INFO] [stderr] Checking nb-connect v1.0.2 [INFO] [stderr] Checking async-channel v1.5.0 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking futures-lite v1.10.1 [INFO] [stderr] Checking polling v2.0.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking async-io v1.1.9 [INFO] [stderr] Checking async-executor v1.3.0 [INFO] [stderr] Checking blocking v1.0.1 [INFO] [stderr] Checking async-global-executor v1.3.0 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling pin-project-internal v0.4.26 [INFO] [stderr] Compiling futures-macro v0.3.6 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Checking async-std v1.6.5 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Checking pin-project v0.4.26 [INFO] [stderr] Compiling derive_builder_core v0.9.0 [INFO] [stderr] Checking futures-util v0.3.6 [INFO] [stderr] Checking futures-executor v0.3.6 [INFO] [stderr] Checking futures v0.3.6 [INFO] [stderr] Checking async-metronome v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 54.67s [INFO] running `Command { std: "docker" "inspect" "4de319f21be04e34364719282ee5e574f602f37eb5cbe00f716d90d53fac31cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4de319f21be04e34364719282ee5e574f602f37eb5cbe00f716d90d53fac31cb", kill_on_drop: false }` [INFO] [stdout] 4de319f21be04e34364719282ee5e574f602f37eb5cbe00f716d90d53fac31cb