[INFO] fetching crate aahc 0.1.0...
[INFO] testing aahc-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate aahc 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate aahc 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aahc 0.1.0
[INFO] finished tweaking crates.io crate aahc 0.1.0
[INFO] tweaked toml for crates.io crate aahc 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-compat v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b07243dca933fdea3f2b7606dbb28c0f7dad982155035775cf17090ff920f3d
[INFO] running `Command { std: "docker" "start" "-a" "1b07243dca933fdea3f2b7606dbb28c0f7dad982155035775cf17090ff920f3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b07243dca933fdea3f2b7606dbb28c0f7dad982155035775cf17090ff920f3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b07243dca933fdea3f2b7606dbb28c0f7dad982155035775cf17090ff920f3d", kill_on_drop: false }`
[INFO] [stdout] 1b07243dca933fdea3f2b7606dbb28c0f7dad982155035775cf17090ff920f3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ae6f4e0ab2bfa211f6131fc002614ae05bceddd6c6de449fc7d0fb7eb782ab2
[INFO] running `Command { std: "docker" "start" "-a" "7ae6f4e0ab2bfa211f6131fc002614ae05bceddd6c6de449fc7d0fb7eb782ab2", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling aahc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stdout]  --> src/lib.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     rustdoc,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "7ae6f4e0ab2bfa211f6131fc002614ae05bceddd6c6de449fc7d0fb7eb782ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ae6f4e0ab2bfa211f6131fc002614ae05bceddd6c6de449fc7d0fb7eb782ab2", kill_on_drop: false }`
[INFO] [stdout] 7ae6f4e0ab2bfa211f6131fc002614ae05bceddd6c6de449fc7d0fb7eb782ab2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b502f4d944438b7a954c47fa0d00e5991c591dbafc8b780efe5b6530d688de7f
[INFO] running `Command { std: "docker" "start" "-a" "b502f4d944438b7a954c47fa0d00e5991c591dbafc8b780efe5b6530d688de7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stdout]  --> src/lib.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     rustdoc,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling async-compat v0.1.4
[INFO] [stderr]    Compiling aahc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stdout]  --> src/lib.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     rustdoc,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: external crate `async_compat` unused in `aahc`: remove the dependency or add `use async_compat as _;`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 |     unused_crate_dependencies,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = help: remove unnecessary dependency `async_compat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: external crate `tokio` unused in `aahc`: remove the dependency or add `use tokio as _;`
[INFO] [stdout]   |
[INFO] [stdout]   = help: remove unnecessary dependency `tokio`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.76s
[INFO] running `Command { std: "docker" "inspect" "b502f4d944438b7a954c47fa0d00e5991c591dbafc8b780efe5b6530d688de7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b502f4d944438b7a954c47fa0d00e5991c591dbafc8b780efe5b6530d688de7f", kill_on_drop: false }`
[INFO] [stdout] b502f4d944438b7a954c47fa0d00e5991c591dbafc8b780efe5b6530d688de7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5da826c18d91eeb8765425a362fde6d1e1fcd48b6e8fa81ba947154bcff209f4
[INFO] running `Command { std: "docker" "start" "-a" "5da826c18d91eeb8765425a362fde6d1e1fcd48b6e8fa81ba947154bcff209f4", kill_on_drop: false }`
[INFO] [stderr] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stderr]  --> src/lib.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     rustdoc,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `aahc` (lib) generated 1 warning
[INFO] [stderr] warning: external crate `async_compat` unused in `aahc`: remove the dependency or add `use async_compat as _;`
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:20:2
[INFO] [stderr]    |
[INFO] [stderr] 20 |     unused_crate_dependencies,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: remove unnecessary dependency `async_compat`
[INFO] [stderr] 
[INFO] [stderr] warning: external crate `tokio` unused in `aahc`: remove the dependency or add `use tokio as _;`
[INFO] [stderr]   |
[INFO] [stderr]   = help: remove unnecessary dependency `tokio`
[INFO] [stderr] 
[INFO] [stderr] warning: `aahc` (lib test) generated 3 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aahc-b54c100eeb13202e)
[INFO] [stdout] 
[INFO] [stdout] running 41 tests
[INFO] [stdout] test request::body::chunked::test::test_basic ... ok
[INFO] [stdout] test request::body::chunked::test::test_hint ... ok
[INFO] [stdout] test request::body::chunked::test::test_hint_overlap ... ok
[INFO] [stdout] test request::body::chunked::test::test_two_chunks ... ok
[INFO] [stdout] test request::body::chunked::test::test_zero_bytes ... ok
[INFO] [stdout] test request::body::fixed::test::test_basic ... ok
[INFO] [stdout] test request::body::fixed::test::test_two_parts ... ok
[INFO] [stdout] test request::headers::test::test_basic ... ok
[INFO] [stdout] test request::headers::test::test_content_length ... ok
[INFO] [stdout] test request::headers::test::test_transfer_encoding ... ok
[INFO] [stdout] test response::body::chunked::test::test_poll_read ... ok
[INFO] [stdout] test response::body::chunked::test::test_poll_read_exts ... ok
[INFO] [stdout] test response::body::chunked::test::test_poll_read_vectored ... ok
[INFO] [stdout] test response::body::fixed::test::test_read_all ... ok
[INFO] [stdout] test response::body::fixed::test::test_read_all_multi ... ok
[INFO] [stdout] test response::body::fixed::test::test_read_some ... ok
[INFO] [stdout] test response::body::fixed::test::test_read_vectored_all ... ok
[INFO] [stdout] test response::body::fixed::test::test_read_vectored_all_multi ... ok
[INFO] [stdout] test response::headers::test::test_get_content_length ... ok
[INFO] [stdout] test response::body::fixed::test::test_read_vectored_some ... ok
[INFO] [stdout] test response::headers::test::test_headers_length ... ok
[INFO] [stdout] test response::headers::test::test_is_chunked ... ok
[INFO] [stdout] test response::headers::test::test_parse_status_code ... ok
[INFO] [stdout] test response::headers::test::test_receive_100_continue ... ok
[INFO] [stdout] test response::headers::test::test_receive_bad_length ... ok
[INFO] [stdout] test response::headers::test::test_receive_bad_transfer_encoding ... ok
[INFO] [stdout] test response::headers::test::test_receive_basic ... ok
[INFO] [stdout] test response::headers::test::test_receive_switching_protocols ... ok
[INFO] [stdout] test response::headers::test::test_receive_too_long ... ok
[INFO] [stdout] test response::headers::test::test_receive_truncated ... ok
[INFO] [stdout] test util::io::test::test_poll_read_vectored_bounded_one_full ... ok
[INFO] [stdout] test util::io::test::test_poll_read_vectored_bounded_one_partial ... ok
[INFO] [stdout] test util::io::test::test_poll_read_vectored_bounded_two_full ... ok
[INFO] [stdout] test util::io::test::test_read ... ok
[INFO] [stdout] test util::io::test::test_read_vectored ... ok
[INFO] [stdout] test util::io::test::test_write_all_fast ... ok
[INFO] [stdout] test util::io::test::test_write_all_error ... ok
[INFO] [stdout] test util::io::test::test_write_all_slow ... ok
[INFO] [stdout] test request::body::chunked::test::test_truncate - should panic ... ok
[INFO] [stdout] test request::body::fixed::test::test_overflow - should panic ... ok
[INFO] [stdout] test request::body::fixed::test::test_truncated - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 41 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests aahc
[INFO] [stderr] warning: lint `rustdoc` has been removed: use `rustdoc::all` instead
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:6:2
[INFO] [stderr]   |
[INFO] [stderr] 6 |     rustdoc,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_crate_level_docs` has been renamed to `rustdoc::missing_crate_level_docs`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     missing_crate_level_docs,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_crate_level_docs`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:14:2
[INFO] [stderr]    |
[INFO] [stderr] 14 |     missing_doc_code_examples,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 44) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 44) stdout ----
[INFO] [stdout] Test executable failed (exit code 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Custom { kind: Uncategorized, error: "failed to lookup address information: Temporary failure in name resolution" }', src/lib.rs:13:77
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55bf958e16b0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x55bf958e16b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55bf958e16b0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x55bf958e16b0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x55bf958fc95c - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x55bf958de265 - std::io::Write::write_fmt::hd42607e5d8e44db0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x55bf958e364b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x55bf958e364b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x55bf958e364b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x55bf958e3121 - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:225:9
[INFO] [stdout]   10:     0x55bf958e3d14 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x55bf958e37f7 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x55bf958e1b8c - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x55bf958e3759 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x55bf9584c461 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x55bf9584c4f3 - core::result::unwrap_failed::ha0c84e81219e5878
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/result.rs:1599:5
[INFO] [stdout]   16:     0x55bf95857d9b - core::result::Result<T,E>::unwrap::h9e355b4534ce1f4f
[INFO] [stdout]   17:     0x55bf9585de2e - rust_out::main::_doctest_main_src_lib_rs_44_0::{{closure}}::h76cdc5a5f35e0417
[INFO] [stdout]   18:     0x55bf9585d54a - <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll::h69e0edd49b849292
[INFO] [stdout]   19:     0x55bf9585a69c - tokio::runtime::basic_scheduler::BasicScheduler<P>::block_on::{{closure}}::{{closure}}::he990f75f9a23f4ee
[INFO] [stdout]   20:     0x55bf95859af3 - tokio::coop::with_budget::{{closure}}::hb7ce549ac7e5681b
[INFO] [stdout]   21:     0x55bf9584f326 - std::thread::local::LocalKey<T>::try_with::hf3a75d7eb8f32bfd
[INFO] [stdout]   22:     0x55bf9584ed78 - std::thread::local::LocalKey<T>::with::hdeb4920064a3156c
[INFO] [stdout]   23:     0x55bf95859fc2 - tokio::runtime::basic_scheduler::BasicScheduler<P>::block_on::{{closure}}::h9f54823ce85e7dd5
[INFO] [stdout]   24:     0x55bf9585aa95 - tokio::runtime::basic_scheduler::enter::{{closure}}::hc25c06f5891f7cea
[INFO] [stdout]   25:     0x55bf95859c24 - tokio::macros::scoped_tls::ScopedKey<T>::set::h1072ee24c5c31f7c
[INFO] [stdout]   26:     0x55bf9585a9dc - tokio::runtime::basic_scheduler::enter::h654436fc6a69bfdb
[INFO] [stdout]   27:     0x55bf95859d1e - tokio::runtime::basic_scheduler::BasicScheduler<P>::block_on::hb971ba7910945d9f
[INFO] [stdout]   28:     0x55bf9585afd8 - tokio::runtime::Runtime::block_on::{{closure}}::h7f0d6c4b2e620f1e
[INFO] [stdout]   29:     0x55bf9585b05a - tokio::runtime::context::enter::hf78439ec5e5ced10
[INFO] [stdout]   30:     0x55bf9585aea6 - tokio::runtime::handle::Handle::enter::h20a4ecaca850c8cc
[INFO] [stdout]   31:     0x55bf9585af38 - tokio::runtime::Runtime::block_on::hd939d4d0afebb437
[INFO] [stdout]   32:     0x55bf9585da5d - rust_out::main::_doctest_main_src_lib_rs_44_0::hfa96308407ac4786
[INFO] [stdout]   33:     0x55bf9585d936 - rust_out::main::h61823b600df25383
[INFO] [stdout]   34:     0x55bf95855ed3 - core::ops::function::FnOnce::call_once::h3d07824a44777914
[INFO] [stdout]   35:     0x55bf9584e989 - std::sys_common::backtrace::__rust_begin_short_backtrace::h1ee1ba859d3174aa
[INFO] [stdout]   36:     0x55bf9584eba9 - std::rt::lang_start::{{closure}}::hee9719d6b6efb7fa
[INFO] [stdout]   37:     0x55bf958e421a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::ha88a7d1a4d24e549
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:259:13
[INFO] [stdout]   38:     0x55bf958e421a - std::panicking::try::do_call::hd3b1d7740607ccc7
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   39:     0x55bf958e421a - std::panicking::try::h0ee8c65ac7461507
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   40:     0x55bf958e421a - std::panic::catch_unwind::head47f0de4ccd838
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   41:     0x55bf958e421a - std::rt::lang_start_internal::{{closure}}::hbc7de8ec820ac085
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:45:48
[INFO] [stdout]   42:     0x55bf958e421a - std::panicking::try::do_call::h2609e52e8bad4a7b
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   43:     0x55bf958e421a - std::panicking::try::hd0929f0b603e0389
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   44:     0x55bf958e421a - std::panic::catch_unwind::h27902b81c3e47571
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   45:     0x55bf958e421a - std::rt::lang_start_internal::h3fb2d794dd391e3e
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/rt.rs:45:20
[INFO] [stdout]   46:     0x55bf9584eb81 - std::rt::lang_start::h0745d281d96e0cdb
[INFO] [stdout]   47:     0x55bf9585eae3 - main
[INFO] [stdout]   48:     0x7faf8195e0b3 - __libc_start_main
[INFO] [stdout]   49:     0x55bf9584cbfe - _start
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 44)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "5da826c18d91eeb8765425a362fde6d1e1fcd48b6e8fa81ba947154bcff209f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5da826c18d91eeb8765425a362fde6d1e1fcd48b6e8fa81ba947154bcff209f4", kill_on_drop: false }`
[INFO] [stdout] 5da826c18d91eeb8765425a362fde6d1e1fcd48b6e8fa81ba947154bcff209f4
