[INFO] crate tokio-async-io 0.1.0 is already in cache
[INFO] testing tokio-async-io-0.1.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate tokio-async-io 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tokio-async-io 0.1.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tokio-async-io 0.1.0
[INFO] finished tweaking crates.io crate tokio-async-io 0.1.0
[INFO] tweaked toml for crates.io crate tokio-async-io 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate tokio-async-io 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f31b06a7e02de7513010f1f7d22617269e1191aee627b1a2b4ff8a902ac81f67
[INFO] running `"docker" "start" "-a" "f31b06a7e02de7513010f1f7d22617269e1191aee627b1a2b4ff8a902ac81f67"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.15
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling pin-project-lite v0.1.5
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling pin-project v0.4.17
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling tokio-async-io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.73s
[INFO] running `"docker" "inspect" "f31b06a7e02de7513010f1f7d22617269e1191aee627b1a2b4ff8a902ac81f67"`
[INFO] running `"docker" "rm" "-f" "f31b06a7e02de7513010f1f7d22617269e1191aee627b1a2b4ff8a902ac81f67"`
[INFO] [stdout] f31b06a7e02de7513010f1f7d22617269e1191aee627b1a2b4ff8a902ac81f67
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1e039bd09fb5cdc0db124beace99826cc8967c95d8f562c6b6da779dccc36ada
[INFO] running `"docker" "start" "-a" "1e039bd09fb5cdc0db124beace99826cc8967c95d8f562c6b6da779dccc36ada"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling tokio-async-io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `zmq`
[INFO] [stderr]  --> examples/zmq.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use zmq::{Context, PollEvents, Socket, SocketType, DONTWAIT, POLLIN, POLLOUT};
[INFO] [stderr]   |     ^^^ use of undeclared type or module `zmq`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `zmq`
[INFO] [stderr]   --> examples/zmq.rs:11:35
[INFO] [stderr]    |
[INFO] [stderr] 11 |     mut f: impl FnMut(&Socket) -> zmq::Result<T>,
[INFO] [stderr]    |                                   ^^^ use of undeclared type or module `zmq`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `zmq`
[INFO] [stderr]   --> examples/zmq.rs:27:31
[INFO] [stderr]    |
[INFO] [stderr] 27 |     f: impl FnMut(&Socket) -> zmq::Result<T>,
[INFO] [stderr]    |                               ^^^ use of undeclared type or module `zmq`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `zmq`
[INFO] [stderr]   --> examples/zmq.rs:34:31
[INFO] [stderr]    |
[INFO] [stderr] 34 |     f: impl FnMut(&Socket) -> zmq::Result<T>,
[INFO] [stderr]    |                               ^^^ use of undeclared type or module `zmq`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> examples/zmq.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `tokio-async-io`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "1e039bd09fb5cdc0db124beace99826cc8967c95d8f562c6b6da779dccc36ada"`
[INFO] running `"docker" "rm" "-f" "1e039bd09fb5cdc0db124beace99826cc8967c95d8f562c6b6da779dccc36ada"`
[INFO] [stdout] 1e039bd09fb5cdc0db124beace99826cc8967c95d8f562c6b6da779dccc36ada