[INFO] fetching crate async-executor 1.4.1...
[INFO] checking async-executor-1.4.1 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate async-executor 1.4.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate async-executor 1.4.1 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-executor 1.4.1
[INFO] finished tweaking crates.io crate async-executor 1.4.1
[INFO] tweaked toml for crates.io crate async-executor 1.4.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate async-executor 1.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded easy-parallel v3.1.0
[INFO] [stderr]   Downloaded async-io v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] df204a1a3017065661b782ce4c7bd20b090cce87014a78e0d85c4ebf25083389
[INFO] running `Command { std: "docker" "start" "-a" "df204a1a3017065661b782ce4c7bd20b090cce87014a78e0d85c4ebf25083389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df204a1a3017065661b782ce4c7bd20b090cce87014a78e0d85c4ebf25083389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df204a1a3017065661b782ce4c7bd20b090cce87014a78e0d85c4ebf25083389", kill_on_drop: false }`
[INFO] [stdout] df204a1a3017065661b782ce4c7bd20b090cce87014a78e0d85c4ebf25083389
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70cc7bbff83b15dbb71a6a8708d57150ec2a36385493b6a82857625e94362f72
[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" "70cc7bbff83b15dbb71a6a8708d57150ec2a36385493b6a82857625e94362f72", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking vec-arena v1.1.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking easy-parallel v3.1.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking async-executor v1.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking async-io v1.4.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "70cc7bbff83b15dbb71a6a8708d57150ec2a36385493b6a82857625e94362f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70cc7bbff83b15dbb71a6a8708d57150ec2a36385493b6a82857625e94362f72", kill_on_drop: false }`
[INFO] [stdout] 70cc7bbff83b15dbb71a6a8708d57150ec2a36385493b6a82857625e94362f72