[INFO] fetching crate asio 0.1.0...
[INFO] testing asio-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate asio 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate asio 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate asio 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate asio 0.1.0
[INFO] tweaked toml for crates.io crate asio 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 63c63721738ed8f7be50fc8a4c6e014e3f304c80b8b78fbd4c5a85f47098ffea
[INFO] running `Command { std: "docker" "start" "-a" "63c63721738ed8f7be50fc8a4c6e014e3f304c80b8b78fbd4c5a85f47098ffea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63c63721738ed8f7be50fc8a4c6e014e3f304c80b8b78fbd4c5a85f47098ffea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c63721738ed8f7be50fc8a4c6e014e3f304c80b8b78fbd4c5a85f47098ffea", kill_on_drop: false }`
[INFO] [stdout] 63c63721738ed8f7be50fc8a4c6e014e3f304c80b8b78fbd4c5a85f47098ffea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6968608e11440f04dc6806d2028c1626f3c61da652c1b3da79a304b36911835
[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" "d6968608e11440f04dc6806d2028c1626f3c61da652c1b3da79a304b36911835", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling asio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/io_service.rs:91:26
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let event_loop = try!(EventLoop::new());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/utils.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Closure(Box<FnMut()>);
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 1 - pub struct Closure(Box<FnMut()>);
[INFO] [stdout] 1 + pub struct Closure(Box<dyn FnMut()>);
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0276]: impl has stricter requirements than trait
[INFO] [stdout]   --> src/loop_scheduler.rs:38:28
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn post<F : FnOnce() + 'static>(&self, f: F) {
[INFO] [stdout]    |                            ^^^^^^^ impl has extra requirement `F: 'static`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/executor.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  |     fn post<F : FnOnce()>(&self, f: F);
[INFO] [stdout]    |     ----------------------------------- definition of `post` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0276]: impl has stricter requirements than trait
[INFO] [stdout]    --> src/io_service.rs:118:28
[INFO] [stdout]     |
[INFO] [stdout] 118 |     fn post<F : FnOnce() + 'static>(&self, f: F) {
[INFO] [stdout]     |                            ^^^^^^^ impl has extra requirement `F: 'static`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/executor.rs:9:5
[INFO] [stdout]     |
[INFO] [stdout] 9   |     fn post<F : FnOnce()>(&self, f: F);
[INFO] [stdout]     |     ----------------------------------- definition of `post` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0276`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `asio` due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d6968608e11440f04dc6806d2028c1626f3c61da652c1b3da79a304b36911835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6968608e11440f04dc6806d2028c1626f3c61da652c1b3da79a304b36911835", kill_on_drop: false }`
[INFO] [stdout] d6968608e11440f04dc6806d2028c1626f3c61da652c1b3da79a304b36911835