[INFO] cloning repository https://github.com/giovadroid/lynx-structio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/giovadroid/lynx-structio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgiovadroid%2Flynx-structio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgiovadroid%2Flynx-structio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e1466e27db5f2c0e6ef865113bd8e1bf23618cf
[INFO] testing giovadroid/lynx-structio against try#28f95933dc0727396c07b48d0a8cb5211b7fb472 for pr-154065-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgiovadroid%2Flynx-structio" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/giovadroid/lynx-structio
[INFO] finished tweaking git repo https://github.com/giovadroid/lynx-structio
[INFO] tweaked toml for git repo https://github.com/giovadroid/lynx-structio written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/giovadroid/lynx-structio on toolchain 28f95933dc0727396c07b48d0a8cb5211b7fb472
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/giovadroid/lynx-structio 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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f85fca3789c6dbaacc233d6c93b473408396d3ccc33ca67359c0e14dfe60e3bf
[INFO] running `Command { std: "docker" "start" "-a" "f85fca3789c6dbaacc233d6c93b473408396d3ccc33ca67359c0e14dfe60e3bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f85fca3789c6dbaacc233d6c93b473408396d3ccc33ca67359c0e14dfe60e3bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f85fca3789c6dbaacc233d6c93b473408396d3ccc33ca67359c0e14dfe60e3bf", kill_on_drop: false }`
[INFO] [stdout] f85fca3789c6dbaacc233d6c93b473408396d3ccc33ca67359c0e14dfe60e3bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7fe97905882918534f0997c697c5a5e94bc6c680602d2d84d2bee130b95a02a
[INFO] running `Command { std: "docker" "start" "-a" "c7fe97905882918534f0997c697c5a5e94bc6c680602d2d84d2bee130b95a02a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling tokio v1.38.0
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling filetime v0.2.23
[INFO] [stderr]    Compiling inotify v0.9.6
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling notify v6.1.1
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling lynx-structio-core v0.1.0 (/opt/rustwide/workdir/lynx-structio-core)
[INFO] [stderr]    Compiling lynx-structio-macros v0.1.0 (/opt/rustwide/workdir/lynx-structio-macros)
[INFO] [stderr]    Compiling lynx-structio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.79s
[INFO] running `Command { std: "docker" "inspect" "c7fe97905882918534f0997c697c5a5e94bc6c680602d2d84d2bee130b95a02a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7fe97905882918534f0997c697c5a5e94bc6c680602d2d84d2bee130b95a02a", kill_on_drop: false }`
[INFO] [stdout] c7fe97905882918534f0997c697c5a5e94bc6c680602d2d84d2bee130b95a02a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c5de15f684cdbae75a1efc88ac932a357d0e2a4d9c698272fd71f3ba615d38e
[INFO] running `Command { std: "docker" "start" "-a" "9c5de15f684cdbae75a1efc88ac932a357d0e2a4d9c698272fd71f3ba615d38e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling tokio v1.38.0
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling lynx-structio-core v0.1.0 (/opt/rustwide/workdir/lynx-structio-core)
[INFO] [stderr]    Compiling lynx-structio-macros v0.1.0 (/opt/rustwide/workdir/lynx-structio-macros)
[INFO] [stderr]    Compiling lynx-structio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.37s
[INFO] running `Command { std: "docker" "inspect" "9c5de15f684cdbae75a1efc88ac932a357d0e2a4d9c698272fd71f3ba615d38e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5de15f684cdbae75a1efc88ac932a357d0e2a4d9c698272fd71f3ba615d38e", kill_on_drop: false }`
[INFO] [stdout] 9c5de15f684cdbae75a1efc88ac932a357d0e2a4d9c698272fd71f3ba615d38e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba4eefc2b6534dae34a7cd805543d6353f72e83ddc8560390f3561694b0a41e6
[INFO] running `Command { std: "docker" "start" "-a" "ba4eefc2b6534dae34a7cd805543d6353f72e83ddc8560390f3561694b0a41e6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lynx_structio-ffbb8cda5b576d57)
[INFO] [stderr]    Doc-tests lynx_structio
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 9) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (40) panicked at src/lib.rs:39:39:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Read-only file system (os error 30)
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: <anyhow::Error as core::convert::From<std::io::error::Error>>::from
[INFO] [stdout]    1: <core::result::Result<(), anyhow::Error> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible, std::io::error::Error>>>::from_residual
[INFO] [stdout]    2: lynx_structio_core::core::save::<rust_out::FileDataStruct, rust_out::DataStruct>
[INFO] [stdout]    3: <rust_out::FileDataStruct as lynx_structio_core::traits::FileStructTrait>::save
[INFO] [stdout]    4: lynx_structio_core::core::load::<rust_out::FileDataStruct, rust_out::DataStruct>
[INFO] [stdout]    5: <rust_out::FileDataStruct as lynx_structio_core::traits::FileStructTrait>::load
[INFO] [stdout]    6: rust_out::main::{closure#0}
[INFO] [stdout]    7: <tokio::runtime::park::CachedParkThread>::block_on::<rust_out::main::{closure#0}>::{closure#0}
[INFO] [stdout]    8: <tokio::runtime::park::CachedParkThread>::block_on::<rust_out::main::{closure#0}>
[INFO] [stdout]    9: <tokio::runtime::context::blocking::BlockingRegionGuard>::block_on::<rust_out::main::{closure#0}>
[INFO] [stdout]   10: <tokio::runtime::scheduler::multi_thread::MultiThread>::block_on::<rust_out::main::{closure#0}>::{closure#0}
[INFO] [stdout]   11: tokio::runtime::context::runtime::enter_runtime::<<tokio::runtime::scheduler::multi_thread::MultiThread>::block_on<rust_out::main::{closure#0}>::{closure#0}, ()>
[INFO] [stdout]   12: <tokio::runtime::scheduler::multi_thread::MultiThread>::block_on::<rust_out::main::{closure#0}>
[INFO] [stdout]   13: <tokio::runtime::runtime::Runtime>::block_on::<rust_out::main::{closure#0}>
[INFO] [stdout]   14: rust_out::main
[INFO] [stdout]   15: <fn() as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   16: std::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   17: std::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   18: <&dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]              at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   19: std::panicking::catch_unwind::do_call::<&dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync, i32>
[INFO] [stdout]              at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   20: std::panicking::catch_unwind::<i32, &dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync>
[INFO] [stdout]              at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   21: std::panic::catch_unwind::<&dyn core::ops::function::Fn<(), Output = i32> + core::panic::unwind_safe::RefUnwindSafe + core::marker::Sync, i32>
[INFO] [stdout]              at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   22: std::rt::lang_start_internal::{closure#0}
[INFO] [stdout]              at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/rt.rs:175:24
[INFO] [stdout]   23: std::panicking::catch_unwind::do_call::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]              at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24: std::panicking::catch_unwind::<isize, std::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]              at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25: std::panic::catch_unwind::<std::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]              at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   26: std::rt::lang_start_internal
[INFO] [stdout]              at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/rt.rs:171:5
[INFO] [stdout]   27: std::rt::lang_start::<()>
[INFO] [stdout]   28: main
[INFO] [stdout]   29: <unknown>
[INFO] [stdout]   30: __libc_start_main
[INFO] [stdout]   31: _start
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ab183d225a8 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ab183d225a8 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::trace_unsynchronized::<std[d054f6f42beb1baa]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ab183d225a8 - std[d054f6f42beb1baa]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5ab183d225a8 - <<std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[5a1c3e9896636f3a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5ab183d367da - <core[5a1c3e9896636f3a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5ab183d367da - core[5a1c3e9896636f3a]::fmt::write
[INFO] [stdout]    6:     0x5ab183d26eb2 - std[d054f6f42beb1baa]::io::default_write_fmt::<std[d054f6f42beb1baa]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5ab183d26eb2 - <std[d054f6f42beb1baa]::sys::stdio::unix::Stderr as std[d054f6f42beb1baa]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5ab183d0a056 - <std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5ab183d0a056 - std[d054f6f42beb1baa]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5ab183d1d051 - std[d054f6f42beb1baa]::panicking::default_hook
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5ab183d1d2cb - std[d054f6f42beb1baa]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5ab183d0a112 - std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x5ab183d01569 - std[d054f6f42beb1baa]::sys::backtrace::__rust_end_short_backtrace::<std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5ab183d0aaed - __rustc[7ab284efd7f33ea8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5ab183d36f9c - core[5a1c3e9896636f3a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5ab183d36d12 - core[5a1c3e9896636f3a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/result.rs:1872:5
[INFO] [stdout]   17:     0x5ab183b9ca4c - rust_out[b843b8eaa9a15723]::main::{closure#0}
[INFO] [stdout]   18:     0x5ab183b9b236 - <tokio[ed8b1f3efb0fb286]::runtime::park::CachedParkThread>::block_on::<rust_out[b843b8eaa9a15723]::main::{closure#0}>::{closure#0}
[INFO] [stdout]   19:     0x5ab183b9360e - <tokio[ed8b1f3efb0fb286]::runtime::park::CachedParkThread>::block_on::<rust_out[b843b8eaa9a15723]::main::{closure#0}>
[INFO] [stdout]   20:     0x5ab183b91ac5 - <tokio[ed8b1f3efb0fb286]::runtime::context::blocking::BlockingRegionGuard>::block_on::<rust_out[b843b8eaa9a15723]::main::{closure#0}>
[INFO] [stdout]   21:     0x5ab183b9ad76 - <tokio[ed8b1f3efb0fb286]::runtime::scheduler::multi_thread::MultiThread>::block_on::<rust_out[b843b8eaa9a15723]::main::{closure#0}>::{closure#0}
[INFO] [stdout]   22:     0x5ab183b97ac0 - tokio[ed8b1f3efb0fb286]::runtime::context::runtime::enter_runtime::<<tokio[ed8b1f3efb0fb286]::runtime::scheduler::multi_thread::MultiThread>::block_on<rust_out[b843b8eaa9a15723]::main::{closure#0}>::{closure#0}, ()>
[INFO] [stdout]   23:     0x5ab183b91b38 - <tokio[ed8b1f3efb0fb286]::runtime::scheduler::multi_thread::MultiThread>::block_on::<rust_out[b843b8eaa9a15723]::main::{closure#0}>
[INFO] [stdout]   24:     0x5ab183b91826 - <tokio[ed8b1f3efb0fb286]::runtime::runtime::Runtime>::block_on::<rust_out[b843b8eaa9a15723]::main::{closure#0}>
[INFO] [stdout]   25:     0x5ab183b9ce5c - rust_out[b843b8eaa9a15723]::main
[INFO] [stdout]   26:     0x5ab183ba5283 - <fn() as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   27:     0x5ab183b97936 - std[d054f6f42beb1baa]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   28:     0x5ab183b9bf99 - std[d054f6f42beb1baa]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   29:     0x5ab183d1c5e7 - <&dyn core[5a1c3e9896636f3a]::ops::function::Fn<(), Output = i32> + core[5a1c3e9896636f3a]::panic::unwind_safe::RefUnwindSafe + core[5a1c3e9896636f3a]::marker::Sync as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   30:     0x5ab183d1c5e7 - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<&dyn core[5a1c3e9896636f3a]::ops::function::Fn<(), Output = i32> + core[5a1c3e9896636f3a]::panic::unwind_safe::RefUnwindSafe + core[5a1c3e9896636f3a]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   31:     0x5ab183d1c5e7 - std[d054f6f42beb1baa]::panicking::catch_unwind::<i32, &dyn core[5a1c3e9896636f3a]::ops::function::Fn<(), Output = i32> + core[5a1c3e9896636f3a]::panic::unwind_safe::RefUnwindSafe + core[5a1c3e9896636f3a]::marker::Sync>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x5ab183d1c5e7 - std[d054f6f42beb1baa]::panic::catch_unwind::<&dyn core[5a1c3e9896636f3a]::ops::function::Fn<(), Output = i32> + core[5a1c3e9896636f3a]::panic::unwind_safe::RefUnwindSafe + core[5a1c3e9896636f3a]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x5ab183d1c5e7 - std[d054f6f42beb1baa]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/rt.rs:175:24
[INFO] [stdout]   34:     0x5ab183d1c5e7 - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<std[d054f6f42beb1baa]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   35:     0x5ab183d1c5e7 - std[d054f6f42beb1baa]::panicking::catch_unwind::<isize, std[d054f6f42beb1baa]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   36:     0x5ab183d1c5e7 - std[d054f6f42beb1baa]::panic::catch_unwind::<std[d054f6f42beb1baa]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   37:     0x5ab183d1c5e7 - std[d054f6f42beb1baa]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/rt.rs:171:5
[INFO] [stdout]   38:     0x5ab183b966f1 - std[d054f6f42beb1baa]::rt::lang_start::<()>
[INFO] [stdout]   39:     0x5ab183ba5735 - main
[INFO] [stdout]   40:     0x72e7e7b4e1ca - <unknown>
[INFO] [stdout]   41:     0x72e7e7b4e28b - __libc_start_main
[INFO] [stdout]   42:     0x5ab183b8fc65 - _start
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.75s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "ba4eefc2b6534dae34a7cd805543d6353f72e83ddc8560390f3561694b0a41e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4eefc2b6534dae34a7cd805543d6353f72e83ddc8560390f3561694b0a41e6", kill_on_drop: false }`
[INFO] [stdout] ba4eefc2b6534dae34a7cd805543d6353f72e83ddc8560390f3561694b0a41e6
