[INFO] fetching crate datagram-socket 0.8.1...
[INFO] testing datagram-socket-0.8.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate datagram-socket 0.8.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate datagram-socket 0.8.1
[INFO] finished tweaking crates.io crate datagram-socket 0.8.1
[INFO] tweaked toml for crates.io crate datagram-socket 0.8.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate datagram-socket 0.8.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate datagram-socket 0.8.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507
[INFO] running `Command { std: "docker" "start" "6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.34
[INFO] [stderr]    Compiling futures-task v0.3.34
[INFO] [stderr]    Compiling smallvec v1.16.1
[INFO] [stderr]    Compiling mio v1.2.3
[INFO] [stderr]    Compiling futures-util v0.3.34
[INFO] [stderr]    Compiling tokio v1.53.1
[INFO] [stderr]    Compiling datagram-socket v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::IoSlice`
[INFO] [stdout]   --> src/mmsg.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::io::IoSlice;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 3.45s
[INFO] running `Command { std: "docker" "inspect" "6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling tokio v1.53.1
[INFO] [stderr]    Compiling datagram-socket v0.8.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::IoSlice`
[INFO] [stdout]   --> src/mmsg.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::io::IoSlice;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::IoSlice`
[INFO] [stdout]   --> src/mmsg.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use std::io::IoSlice;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 9.99s
[INFO] running `Command { std: "docker" "inspect" "6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::io::IoSlice`
[INFO] [stderr]   --> src/mmsg.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use std::io::IoSlice;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `datagram-socket` (lib) generated 1 warning (run `cargo fix --lib -p datagram-socket` to apply 1 suggestion)
[INFO] [stderr] warning: `datagram-socket` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/datagram_socket-f51eb543af3fd5e8)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test buffer::tests::advance_moves_cursor ... ok
[INFO] [stdout] test buffer::tests::bufmut_put_slice_appends ... ok
[INFO] [stdout] test buffer::tests::splice_headroom_inserts_headroom_when_none_exists ... ok
[INFO] [stdout] test buffer::tests::splice_headroom_noop ... ok
[INFO] [stdout] test buffer::tests::into_parts_returns_data_and_pos ... ok
[INFO] [stdout] test buffer::tests::as_ref_matches_as_slice ... ok
[INFO] [stdout] test buffer::tests::splice_headroom_grows_insufficient_headroom ... ok
[INFO] [stdout] test buffer::tests::debug_empty ... ok
[INFO] [stdout] test buffer::tests::as_mut_via_trait_allows_mutation ... ok
[INFO] [stdout] test buffer::tests::try_add_prefix ... ok
[INFO] [stdout] test buffer::tests::clear_resets_to_empty ... ok
[INFO] [stdout] test buffer::tests::from_slice_copies_data ... ok
[INFO] [stdout] test buffer::tests::as_mut_slice_allows_mutation ... ok
[INFO] [stdout] test buffer::tests::new_is_empty ... ok
[INFO] [stdout] test buffer::tests::with_capacity_is_empty_with_allocation ... ok
[INFO] [stdout] test mmsg::tests::send_many ... ok
[INFO] [stdout] test mmsg::tests::empty_send_batches_are_noops ... ok
[INFO] [stdout] test buffer::tests::advance_past_end_panics - should panic ... ok
[INFO] [stdout] test mmsg::tests::recvmmsg ... ok
[INFO] [stdout] test mmsg::tests::sendmmsg_with_suffix_appends_to_every_datagram ... ok
[INFO] [stdout] test mmsg::tests::sendmmsg_with_suffix_reports_an_error_without_progress ... ok
[INFO] [stdout] test buffer::tests::with_capacity_and_headroom_positions_cursor ... ok
[INFO] [stdout] test buffer::tests::truncate_shortens_readable_view ... ok
[INFO] [stdout] test buffer::tests::debug_payload_exact_group_boundary ... ok
[INFO] [stdout] test buffer::tests::from_vec ... ok
[INFO] [stdout] test buffer::tests::from_vec_with_headroom_exposes_payload ... ok
[INFO] [stdout] test buffer::tests::debug_payload_hex_with_group_separator ... ok
[INFO] [stderr]    Doc-tests datagram_socket
[INFO] [stdout] test buffer::tests::try_add_prefix_fails_when_headroom_insufficient ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507", kill_on_drop: false }`
[INFO] [stdout] 6bedeb6760f36fd82405fd06de13d6149762fb2639507b3ac7ef0bb1fb57d507
