[INFO] fetching crate remember-this 0.1.0...
[INFO] testing remember-this-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate remember-this 0.1.0 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate remember-this 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate remember-this 0.1.0
[INFO] finished tweaking crates.io crate remember-this 0.1.0
[INFO] tweaked toml for crates.io crate remember-this 0.1.0 written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b22974e200c40f47a8bb3519bec52e610652632743e5ff96f309710c031d6af
[INFO] running `Command { std: "docker" "start" "-a" "0b22974e200c40f47a8bb3519bec52e610652632743e5ff96f309710c031d6af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b22974e200c40f47a8bb3519bec52e610652632743e5ff96f309710c031d6af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b22974e200c40f47a8bb3519bec52e610652632743e5ff96f309710c031d6af", kill_on_drop: false }`
[INFO] [stdout] 0b22974e200c40f47a8bb3519bec52e610652632743e5ff96f309710c031d6af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b85bfdf1b0cc940c7a66a6e4afe467097e57d54494bede8ada63d49f43c3973
[INFO] running `Command { std: "docker" "start" "-a" "2b85bfdf1b0cc940c7a66a6e4afe467097e57d54494bede8ada63d49f43c3973", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]    Compiling typed-builder v0.7.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling sled v0.34.6
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling cargo_metadata v0.12.3
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.3
[INFO] [stderr]    Compiling skeptic v0.13.6
[INFO] [stderr]    Compiling remember-this v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num_enum v0.5.3
[INFO] [stderr]    Compiling flexbuffers v0.2.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.54s
[INFO] running `Command { std: "docker" "inspect" "2b85bfdf1b0cc940c7a66a6e4afe467097e57d54494bede8ada63d49f43c3973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b85bfdf1b0cc940c7a66a6e4afe467097e57d54494bede8ada63d49f43c3973", kill_on_drop: false }`
[INFO] [stdout] 2b85bfdf1b0cc940c7a66a6e4afe467097e57d54494bede8ada63d49f43c3973
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 101c3443130e74c26cae8252ceb840e4e5183fd54ec428bc1df34041db4221a6
[INFO] running `Command { std: "docker" "start" "-a" "101c3443130e74c26cae8252ceb840e4e5183fd54ec428bc1df34041db4221a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling remember-this v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.08s
[INFO] running `Command { std: "docker" "inspect" "101c3443130e74c26cae8252ceb840e4e5183fd54ec428bc1df34041db4221a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "101c3443130e74c26cae8252ceb840e4e5183fd54ec428bc1df34041db4221a6", kill_on_drop: false }`
[INFO] [stdout] 101c3443130e74c26cae8252ceb840e4e5183fd54ec428bc1df34041db4221a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed14f269d4d193cec532f685fbc49feca653434ceeb571ef4e46160bf4b16b91
[INFO] running `Command { std: "docker" "start" "-a" "ed14f269d4d193cec532f685fbc49feca653434ceeb571ef4e46160bf4b16b91", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/remember_this-3589109c9cc36746)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test cache::test_bytes_to_u64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/readme.rs (/opt/rustwide/target/debug/deps/readme-2e94e9a8ceb7ea0a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test readme_sect_example_line_9 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- readme_sect_example_line_9 stdout ----
[INFO] [stdout] error[E0514]: found crate `tokio` compiled by an incompatible version of rustc
[INFO] [stdout]  --> /tmp/rust-skeptici2XPJi/test.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate tokio;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: please recompile that crate using this compiler (rustc 1.54.0 (a178d0322 2021-07-26))
[INFO] [stdout]   = note: the following crate versions were found:
[INFO] [stdout]           crate `tokio` compiled by rustc 1.55.0-beta.3 (53fd98ca7 2021-07-31): /opt/rustwide/target/debug/deps/libtokio-9df3493150209f48.rlib
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] thread 'readme_sect_example_line_9' panicked at 'Command failed:
[INFO] [stdout] "rustc" "/tmp/rust-skeptici2XPJi/test.rs" "--verbose" "--crate-type=bin" "--edition=2018" "-L" "/opt/rustwide/target/debug" "-L" "/opt/rustwide/target/debug/deps" "--target" "x86_64-unknown-linux-gnu" "--extern" "skeptic=/opt/rustwide/target/debug/deps/libskeptic-51ea38b20aa35628.rlib" "--extern" "log=/opt/rustwide/target/debug/deps/liblog-1bfa4e4f3f840233.rlib" "--extern" "tokio=/opt/rustwide/target/debug/deps/libtokio-9df3493150209f48.rlib" "--extern" "remember_this=/opt/rustwide/target/debug/deps/libremember_this-2c0b25db2dc479ee.rlib" "--extern" "serde=/opt/rustwide/target/debug/deps/libserde-00eee470a72dc778.rlib" "--extern" "env_logger=/opt/rustwide/target/debug/deps/libenv_logger-44bd841ce184d602.rlib" "--extern" "sled=/opt/rustwide/target/debug/deps/libsled-b2438b625120f7c2.rlib" "--extern" "flexbuffers=/opt/rustwide/target/debug/deps/libflexbuffers-42b56037a493d78b.rlib" "--extern" "chrono=/opt/rustwide/target/debug/deps/libchrono-4eb90297a0c22f8b.rlib" "--extern" "typed_builder=/opt/rustwide/target/debug/deps/libtyped_builder-cb7948ccb77c63ea.so" "-o" "/tmp/rust-skeptici2XPJi/out.exe"', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skeptic-0.13.6/src/rt.rs:127:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5557e85f9ab0 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x5557e85f9ab0 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5557e85f9ab0 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5557e85f9ab0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x5557e861d93c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x5557e85f62b5 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x5557e85fc0cb - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5557e85fc0cb - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5557e85fc0cb - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x5557e85fbbdc - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x5557e85fc794 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x5557e85fc277 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x5557e85f9fac - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x5557e85fc1d9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x5557e8431f4b - std::panicking::begin_panic_fmt::h5479575e112541f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:457:5
[INFO] [stdout]   15:     0x5557e846fb02 - skeptic::rt::interpret_output::ha39fcb9fb88df9f4
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skeptic-0.13.6/src/rt.rs:127:9
[INFO] [stdout]   16:     0x5557e846f34e - skeptic::rt::handle_test::hb1a402657bc9c93f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skeptic-0.13.6/src/rt.rs:111:5
[INFO] [stdout]   17:     0x5557e846e1b6 - skeptic::rt::run_test::h796c9941e56bc2b5
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/skeptic-0.13.6/src/rt.rs:25:5
[INFO] [stdout]   18:     0x5557e8433644 - readme::readme_sect_example_line_9::ha24ea740a0052335
[INFO] [stdout]                                at /opt/rustwide/target/debug/build/remember-this-50c00be3055c872d/out/skeptic-tests.rs:42:5
[INFO] [stdout]   19:     0x5557e843352a - readme::readme_sect_example_line_9::{{closure}}::h4eb25e05c745719e
[INFO] [stdout]                                at /opt/rustwide/target/debug/build/remember-this-50c00be3055c872d/out/skeptic-tests.rs:2:9
[INFO] [stdout]   20:     0x5557e843387e - core::ops::function::FnOnce::call_once::ha97eda716e703424
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x5557e845ba13 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x5557e845ba13 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   23:     0x5557e845a4d0 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf6d2a51e5587546c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   24:     0x5557e845a4d0 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8af660f3a89ef593
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   25:     0x5557e845a4d0 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   26:     0x5557e845a4d0 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   27:     0x5557e845a4d0 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   28:     0x5557e845a4d0 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   29:     0x5557e845a4d0 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   30:     0x5557e8433b82 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   31:     0x5557e8433b82 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb560b77c4f701523
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   32:     0x5557e8437738 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   33:     0x5557e8437738 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd2e08783d8be4d02
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   34:     0x5557e8437738 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   35:     0x5557e8437738 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   36:     0x5557e8437738 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   37:     0x5557e8437738 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   38:     0x5557e8437738 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   39:     0x5557e8602127 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ece6cfefaff1005
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   40:     0x5557e8602127 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb8b48e55c21f193e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   41:     0x5557e8602127 - std::sys::unix::thread::Thread::new::thread_start::h8c7c4450dba62914
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   42:     0x7fce9198c609 - start_thread
[INFO] [stdout]   43:     0x7fce9175e293 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     readme_sect_example_line_9
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.58s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--test readme'
[INFO] running `Command { std: "docker" "inspect" "ed14f269d4d193cec532f685fbc49feca653434ceeb571ef4e46160bf4b16b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed14f269d4d193cec532f685fbc49feca653434ceeb571ef4e46160bf4b16b91", kill_on_drop: false }`
[INFO] [stdout] ed14f269d4d193cec532f685fbc49feca653434ceeb571ef4e46160bf4b16b91
