[INFO] fetching crate cap-async-std 0.9.0...
[INFO] checking cap-async-std-0.9.0 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate cap-async-std 0.9.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cap-async-std 0.9.0 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cap-async-std 0.9.0
[INFO] finished tweaking crates.io crate cap-async-std 0.9.0
[INFO] tweaked toml for crates.io crate cap-async-std 0.9.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3635f39ac10e3c45287e2fdeb53453e03924a9f8063b74d08daca016957b6727
[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" "3635f39ac10e3c45287e2fdeb53453e03924a9f8063b74d08daca016957b6727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3635f39ac10e3c45287e2fdeb53453e03924a9f8063b74d08daca016957b6727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3635f39ac10e3c45287e2fdeb53453e03924a9f8063b74d08daca016957b6727", kill_on_drop: false }`
[INFO] [stdout] 3635f39ac10e3c45287e2fdeb53453e03924a9f8063b74d08daca016957b6727
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91cffca5ff0270ea17fbcbd1e0189c252c5c48e4c22521ed85d5477c7c6975d3
[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" "91cffca5ff0270ea17fbcbd1e0189c252c5c48e4c22521ed85d5477c7c6975d3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking log v0.4.13
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking cap-async-std v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.36s
[INFO] running `Command { std: "docker" "inspect" "91cffca5ff0270ea17fbcbd1e0189c252c5c48e4c22521ed85d5477c7c6975d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91cffca5ff0270ea17fbcbd1e0189c252c5c48e4c22521ed85d5477c7c6975d3", kill_on_drop: false }`
[INFO] [stdout] 91cffca5ff0270ea17fbcbd1e0189c252c5c48e4c22521ed85d5477c7c6975d3