[INFO] fetching crate takyon 0.2.0...
[INFO] testing takyon-0.2.0 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate takyon 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate takyon 0.2.0
[INFO] finished tweaking crates.io crate takyon 0.2.0
[INFO] tweaked toml for crates.io crate takyon 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate takyon 0.2.0 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate takyon 0.2.0 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nohash v0.2.0
[INFO] [stderr]   Downloaded io-uring v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99c99e55679d75e5c0a05a16096b23c8d50940058272eb5e58fa447ea85dcf35
[INFO] running `Command { std: "docker" "start" "-a" "99c99e55679d75e5c0a05a16096b23c8d50940058272eb5e58fa447ea85dcf35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99c99e55679d75e5c0a05a16096b23c8d50940058272eb5e58fa447ea85dcf35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99c99e55679d75e5c0a05a16096b23c8d50940058272eb5e58fa447ea85dcf35", kill_on_drop: false }`
[INFO] [stdout] 99c99e55679d75e5c0a05a16096b23c8d50940058272eb5e58fa447ea85dcf35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31689b088369d5ce545d23d1ad7f3cc7de7132049afe3b248f00b9c2a98a9d83
[INFO] running `Command { std: "docker" "start" "-a" "31689b088369d5ce545d23d1ad7f3cc7de7132049afe3b248f00b9c2a98a9d83", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-uring v0.6.2
[INFO] [stderr]    Compiling nohash v0.2.0
[INFO] [stderr]    Compiling takyon v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "31689b088369d5ce545d23d1ad7f3cc7de7132049afe3b248f00b9c2a98a9d83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31689b088369d5ce545d23d1ad7f3cc7de7132049afe3b248f00b9c2a98a9d83", kill_on_drop: false }`
[INFO] [stdout] 31689b088369d5ce545d23d1ad7f3cc7de7132049afe3b248f00b9c2a98a9d83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 154cbf7e0ffe82630adcdb6409f07c5afb81f6ee764ff028f782ae784156fd1c
[INFO] running `Command { std: "docker" "start" "-a" "154cbf7e0ffe82630adcdb6409f07c5afb81f6ee764ff028f782ae784156fd1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling takyon v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "154cbf7e0ffe82630adcdb6409f07c5afb81f6ee764ff028f782ae784156fd1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "154cbf7e0ffe82630adcdb6409f07c5afb81f6ee764ff028f782ae784156fd1c", kill_on_drop: false }`
[INFO] [stdout] 154cbf7e0ffe82630adcdb6409f07c5afb81f6ee764ff028f782ae784156fd1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1182936174d7daef58f4cffee6879e9ccc3ee3db3c04bb2df40c277d7f2b987d
[INFO] running `Command { std: "docker" "start" "-a" "1182936174d7daef58f4cffee6879e9ccc3ee3db3c04bb2df40c277d7f2b987d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/takyon-d9f6d992ba5fddc1)
[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] [stderr]    Doc-tests takyon
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - run (line 128) ... FAILED
[INFO] [stdout] test src/join_handle.rs - join_handle::JoinHandle (line 22) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 20) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 56) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - run (line 128) stdout ----
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]  --> src/lib.rs:133:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_128_0() {
[INFO] [stdout]   |                                      ----------------------------------- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] ...
[INFO] [stdout] 8 | takyon::init()?;
[INFO] [stdout]   |               ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding return type
[INFO] [stdout]   |
[INFO] [stdout] 4 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_128_0() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout] 5 | use takyon::time::sleep_secs;
[INFO] [stdout] ...
[INFO] [stdout] 24| println!("{result}");
[INFO] [stdout] 25+     Ok(())
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `do_something` in this scope
[INFO] [stdout]   --> src/lib.rs:143:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let result = do_something().await;
[INFO] [stdout]    |                  ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/join_handle.rs - join_handle::JoinHandle (line 22) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `do_something` in this scope
[INFO] [stdout]  --> src/join_handle.rs:27:22
[INFO] [stdout]   |
[INFO] [stdout] 8 |         let result = do_something().await;
[INFO] [stdout]   |                      ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `do_something_else` in this scope
[INFO] [stdout]   --> src/join_handle.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     do_something_else().await;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 20) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/lib.rs:7:16:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IoUringCreationFailed(Os { code: 1, kind: PermissionDenied, message: "Operation not permitted" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f85dfb6fc62 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f85dfb6fc62 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f85dfb6fc62 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5f85dfb6fc62 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5f85dfb8e703 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5f85dfb8e703 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5f85dfb6d363 - std::io::default_write_fmt::h1470b6bb31d733fd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5f85dfb6d363 - std::io::Write::write_fmt::hd8146ab3991543d1
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5f85dfb6fab2 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5f85dfb70b26 - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5f85dfb70929 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x5f85dfb713f2 - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x5f85dfb7128a - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   13:     0x5f85dfb70159 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   14:     0x5f85dfb70f1d - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x5f85dfb8d590 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x5f85dfb8d966 - core::result::unwrap_failed::h31c9775ec1a50121
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1761:5
[INFO] [stdout]   17:     0x5f85dfb4888c - rust_out::main::_doctest_main_src_lib_rs_20_0::h7bf3593b01490338
[INFO] [stdout]   18:     0x5f85dfb48816 - rust_out::main::h707a703e23e8b691
[INFO] [stdout]   19:     0x5f85dfb42473 - core::ops::function::FnOnce::call_once::hacedfcda517d60ac
[INFO] [stdout]   20:     0x5f85dfb40e26 - std::sys::backtrace::__rust_begin_short_backtrace::h4237a9aceaf0c727
[INFO] [stdout]   21:     0x5f85dfb40679 - std::rt::lang_start::{{closure}}::hd68394c0f7c71761
[INFO] [stdout]   22:     0x5f85dfb6a3f0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h106557a9d245eb10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:284:21
[INFO] [stdout]   23:     0x5f85dfb6a3f0 - std::panicking::catch_unwind::do_call::h18100d9574045a86
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   24:     0x5f85dfb6a3f0 - std::panicking::catch_unwind::hf9f86a2471d520c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   25:     0x5f85dfb6a3f0 - std::panic::catch_unwind::h410688ae8e8348a9
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x5f85dfb6a3f0 - std::rt::lang_start_internal::{{closure}}::h42fee7344f1a80c6
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x5f85dfb6a3f0 - std::panicking::catch_unwind::do_call::h62b4ab9c433ebcfb
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x5f85dfb6a3f0 - std::panicking::catch_unwind::h61ceb8228d4a4310
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x5f85dfb6a3f0 - std::panic::catch_unwind::hf4a60a68b20bb306
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5f85dfb6a3f0 - std::rt::lang_start_internal::h3478bd2aa4cc9cb2
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x5f85dfb40661 - std::rt::lang_start::h323b15ce03982075
[INFO] [stdout]   32:     0x5f85dfb493e5 - main
[INFO] [stdout]   33:     0x72c1bb0721ca - <unknown>
[INFO] [stdout]   34:     0x72c1bb07228b - __libc_start_main
[INFO] [stdout]   35:     0x5f85dfb3f895 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 56) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/lib.rs:8:16:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IoUringCreationFailed(Os { code: 1, kind: PermissionDenied, message: "Operation not permitted" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x651a357e23e2 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x651a357e23e2 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x651a357e23e2 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x651a357e23e2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x651a357ff7b3 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x651a357ff7b3 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x651a357dfbc3 - std::io::default_write_fmt::h1470b6bb31d733fd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x651a357dfbc3 - std::io::Write::write_fmt::hd8146ab3991543d1
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x651a357e2232 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x651a357e32a6 - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x651a357e30a9 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x651a357e3b72 - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x651a357e3a0a - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   13:     0x651a357e28d9 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   14:     0x651a357e369d - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x651a357fea40 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x651a357fee16 - core::result::unwrap_failed::h31c9775ec1a50121
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1761:5
[INFO] [stdout]   17:     0x651a357bc4b0 - rust_out::main::_doctest_main_src_lib_rs_56_0::h753fb129aea05590
[INFO] [stdout]   18:     0x651a357bc436 - rust_out::main::h707a703e23e8b691
[INFO] [stdout]   19:     0x651a357b54e3 - core::ops::function::FnOnce::call_once::hacedfcda517d60ac
[INFO] [stdout]   20:     0x651a357b4506 - std::sys::backtrace::__rust_begin_short_backtrace::h4237a9aceaf0c727
[INFO] [stdout]   21:     0x651a357b41a9 - std::rt::lang_start::{{closure}}::hd68394c0f7c71761
[INFO] [stdout]   22:     0x651a357dd600 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h106557a9d245eb10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:284:21
[INFO] [stdout]   23:     0x651a357dd600 - std::panicking::catch_unwind::do_call::h18100d9574045a86
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   24:     0x651a357dd600 - std::panicking::catch_unwind::hf9f86a2471d520c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   25:     0x651a357dd600 - std::panic::catch_unwind::h410688ae8e8348a9
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x651a357dd600 - std::rt::lang_start_internal::{{closure}}::h42fee7344f1a80c6
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x651a357dd600 - std::panicking::catch_unwind::do_call::h62b4ab9c433ebcfb
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x651a357dd600 - std::panicking::catch_unwind::h61ceb8228d4a4310
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x651a357dd600 - std::panic::catch_unwind::hf4a60a68b20bb306
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x651a357dd600 - std::rt::lang_start_internal::h3478bd2aa4cc9cb2
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x651a357b4191 - std::rt::lang_start::h323b15ce03982075
[INFO] [stdout]   32:     0x651a357bcf75 - main
[INFO] [stdout]   33:     0x75091f6f01ca - <unknown>
[INFO] [stdout]   34:     0x75091f6f028b - __libc_start_main
[INFO] [stdout]   35:     0x651a357b33b5 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/join_handle.rs - join_handle::JoinHandle (line 22)
[INFO] [stdout]     src/lib.rs - (line 20)
[INFO] [stdout]     src/lib.rs - (line 56)
[INFO] [stdout]     src/lib.rs - run (line 128)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1182936174d7daef58f4cffee6879e9ccc3ee3db3c04bb2df40c277d7f2b987d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1182936174d7daef58f4cffee6879e9ccc3ee3db3c04bb2df40c277d7f2b987d", kill_on_drop: false }`
[INFO] [stdout] 1182936174d7daef58f4cffee6879e9ccc3ee3db3c04bb2df40c277d7f2b987d
