[INFO] fetching crate kayrx 0.18.0...
[INFO] testing kayrx-0.18.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate kayrx 0.18.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate kayrx 0.18.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kayrx 0.18.0
[INFO] finished tweaking crates.io crate kayrx 0.18.0
[INFO] tweaked toml for crates.io crate kayrx 0.18.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 396eed0fbf3f58933a257ec14626fd1f9b5f7116aba258a39bba9d6295de1bee
[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" "396eed0fbf3f58933a257ec14626fd1f9b5f7116aba258a39bba9d6295de1bee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "396eed0fbf3f58933a257ec14626fd1f9b5f7116aba258a39bba9d6295de1bee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "396eed0fbf3f58933a257ec14626fd1f9b5f7116aba258a39bba9d6295de1bee", kill_on_drop: false }`
[INFO] [stdout] 396eed0fbf3f58933a257ec14626fd1f9b5f7116aba258a39bba9d6295de1bee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2eab870692673da1761972a00f8a94fe9dd3f1c696127484d9d9f8d3995bb782
[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" "2eab870692673da1761972a00f8a94fe9dd3f1c696127484d9d9f8d3995bb782", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-ready v3.0.0
[INFO] [stderr]    Compiling async-datagram v3.0.0
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling kayrx-macro v1.1.0
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling kayrx v0.18.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `missing_docsbare_trait_objects`
[INFO] [stdout]  --> src/lxar/mod.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![allow(missing_docsbare_trait_objects, deprecated, unknown_lints)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout]  --> src/timer/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.58s
[INFO] running `Command { std: "docker" "inspect" "2eab870692673da1761972a00f8a94fe9dd3f1c696127484d9d9f8d3995bb782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eab870692673da1761972a00f8a94fe9dd3f1c696127484d9d9f8d3995bb782", kill_on_drop: false }`
[INFO] [stdout] 2eab870692673da1761972a00f8a94fe9dd3f1c696127484d9d9f8d3995bb782
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 842b7588a1fbdc29be6633b008647c3e0e1876a20a40e07c046fbb7e9046f617
[INFO] running `Command { std: "docker" "start" "-a" "842b7588a1fbdc29be6633b008647c3e0e1876a20a40e07c046fbb7e9046f617", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stdout] warning: unknown lint: `missing_docsbare_trait_objects`
[INFO] [stdout]  --> src/lxar/mod.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![allow(missing_docsbare_trait_objects, deprecated, unknown_lints)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout]  --> src/timer/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kayrx v0.18.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `missing_docsbare_trait_objects`
[INFO] [stdout]  --> src/lxar/mod.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![allow(missing_docsbare_trait_objects, deprecated, unknown_lints)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stdout]  --> src/timer/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.51s
[INFO] running `Command { std: "docker" "inspect" "842b7588a1fbdc29be6633b008647c3e0e1876a20a40e07c046fbb7e9046f617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842b7588a1fbdc29be6633b008647c3e0e1876a20a40e07c046fbb7e9046f617", kill_on_drop: false }`
[INFO] [stdout] 842b7588a1fbdc29be6633b008647c3e0e1876a20a40e07c046fbb7e9046f617
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 5a2320969a43c426c3a17bfaddf947d28134e4e5ed928996ebae0e5e33bb252b
[INFO] running `Command { std: "docker" "start" "-a" "5a2320969a43c426c3a17bfaddf947d28134e4e5ed928996ebae0e5e33bb252b", kill_on_drop: false }`
[INFO] [stderr] warning: unknown lint: `missing_docsbare_trait_objects`
[INFO] [stderr]  --> src/lxar/mod.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![allow(missing_docsbare_trait_objects, deprecated, unknown_lints)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stderr]  --> src/timer/mod.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `missing_docsbare_trait_objects`
[INFO] [stderr]  --> src/lxar/mod.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![allow(missing_docsbare_trait_objects, deprecated, unknown_lints)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `intra_doc_link_resolution_failure` has been renamed to `broken_intra_doc_links`
[INFO] [stderr]  --> src/timer/mod.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `broken_intra_doc_links`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kayrx-21b0928ff883506e
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test lxar::event::test_debug_pollopt ... ok
[INFO] [stdout] test lxar::event::test_debug_ready ... ok
[INFO] [stdout] test lxar::sys::ready::test_ready_all ... ok
[INFO] [stdout] test lxar::poll::as_raw_fd ... ok
[INFO] [stdout] test timer::wheel::test::test_level_for ... ok
[INFO] [stdout] test net::reactor::test_handle_size ... ok
[INFO] [stdout] test karx::utils::spinlock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tcp-6033b22ecee2daf6
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test listener_writes ... ok
[INFO] [stdout] test both_sides_async_using_threadpool ... ok
[INFO] [stdout] test listener_reads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/uds-cee7e33eb30786fa
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test pair ... ok
[INFO] [stdout] test both_sides_async_using_threadpool ... ok
[INFO] [stdout] test listener_reads ... ok
[INFO] [stdout] test listener_writes ... ok
[INFO] [stderr]    Doc-tests kayrx
[INFO] [stdout] test reads_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --test /opt/rustwide/workdir/src/lib.rs --crate-name kayrx -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cfg 'feature="macro"' --cfg 'feature="default"' --cfg 'feature="kayrx-macro"' --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-eaf9fa7ff5cf3f23.rlib --extern async_datagram=/opt/rustwide/target/debug/deps/libasync_datagram-ddf44920536a43ad.rlib --extern async_ready=/opt/rustwide/target/debug/deps/libasync_ready-429789cec1d3a9c9.rlib --extern bytes=/opt/rustwide/target/debug/deps/libbytes-097ad2b49402ed83.rlib --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-902c0c35291145a2.rlib --extern crossbeam_deque=/opt/rustwide/target/debug/deps/libcrossbeam_deque-d64ec853b8dd2517.rlib --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-ff13728372c662eb.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-d2236cab61f10254.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-e551b8152b1ae2aa.rlib --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-eb0fbbf52a947ffa.rlib --extern futures_executor=/opt/rustwide/target/debug/deps/libfutures_executor-03b6feb37bfbf73f.rlib --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-951113a943212067.rlib --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-86773f462c591da2.rlib --extern iovec=/opt/rustwide/target/debug/deps/libiovec-9e8e8666d0cd996a.rlib --extern kayrx=/opt/rustwide/target/debug/deps/libkayrx-1084fe1f6bcfb903.rlib --extern kayrx_macro=/opt/rustwide/target/debug/deps/libkayrx_macro-ea56d30fa17c1ea5.so --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-e0846f52673851a4.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-e85f58044ae91ffe.rlib --extern net2=/opt/rustwide/target/debug/deps/libnet2-3513c9298b7fd7a6.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-ab9a9891b67f4402.rlib --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-835dc9dc28e7c407.rlib --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-e5cab98218e9ce29.rlib --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-635494193ad7aa14.rlib --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-1b5011892cb37eb5.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-87f6316c73290afe.rlib --extern slab=/opt/rustwide/target/debug/deps/libslab-65742487a18009d6.rlib --extern tempdir=/opt/rustwide/target/debug/deps/libtempdir-a4a259d379f921c0.rlib -C embed-bitcode=no` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5a2320969a43c426c3a17bfaddf947d28134e4e5ed928996ebae0e5e33bb252b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a2320969a43c426c3a17bfaddf947d28134e4e5ed928996ebae0e5e33bb252b", kill_on_drop: false }`
[INFO] [stdout] 5a2320969a43c426c3a17bfaddf947d28134e4e5ed928996ebae0e5e33bb252b