[INFO] fetching crate safina-async-test 0.1.7...
[INFO] checking safina-async-test-0.1.7 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate safina-async-test 0.1.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate safina-async-test 0.1.7 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safina-async-test 0.1.7
[INFO] finished tweaking crates.io crate safina-async-test 0.1.7
[INFO] tweaked toml for crates.io crate safina-async-test 0.1.7 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0ac1c7b3e2b6ed2d0adf17bfa0a7aa79e23914806067ba002a203b768cd3005
[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" "c0ac1c7b3e2b6ed2d0adf17bfa0a7aa79e23914806067ba002a203b768cd3005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0ac1c7b3e2b6ed2d0adf17bfa0a7aa79e23914806067ba002a203b768cd3005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ac1c7b3e2b6ed2d0adf17bfa0a7aa79e23914806067ba002a203b768cd3005", kill_on_drop: false }`
[INFO] [stdout] c0ac1c7b3e2b6ed2d0adf17bfa0a7aa79e23914806067ba002a203b768cd3005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 660f24c60a66d78a92d220872defcafa6cd18bbc5e4479329599cfc4e63486b2
[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" "660f24c60a66d78a92d220872defcafa6cd18bbc5e4479329599cfc4e63486b2", kill_on_drop: false }`
[INFO] [stderr]     Checking safina-sync v0.1.3
[INFO] [stderr]     Checking safina-threadpool v0.1.2
[INFO] [stderr]     Checking safina-timer v0.1.6
[INFO] [stderr]    Compiling safina-async-test v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking safina-executor v0.1.4
[INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead
[INFO] [stdout]   --> tests/integration.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         std::sync::atomic::spin_loop_hint();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.33s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "660f24c60a66d78a92d220872defcafa6cd18bbc5e4479329599cfc4e63486b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "660f24c60a66d78a92d220872defcafa6cd18bbc5e4479329599cfc4e63486b2", kill_on_drop: false }`
[INFO] [stdout] 660f24c60a66d78a92d220872defcafa6cd18bbc5e4479329599cfc4e63486b2