[INFO] fetching crate explainer 0.1.4...
[INFO] testing explainer-0.1.4 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate explainer 0.1.4 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate explainer 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate explainer 0.1.4
[INFO] tweaked toml for crates.io crate explainer 0.1.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate explainer 0.1.4 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate explainer 0.1.4 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scraper v0.23.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.96
[INFO] [stderr]   Downloaded stfu8 v0.2.7
[INFO] [stderr]   Downloaded servo_arc v0.4.1
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[INFO] [stderr]   Downloaded selectors v0.26.0
[INFO] [stderr]   Downloaded cssparser v0.34.0
[INFO] [stderr]   Downloaded voca_rs v1.15.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b
[INFO] running `Command { std: "docker" "start" "ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.96
[INFO] [stderr]    Compiling libc v0.2.175
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[INFO] [stderr]    Compiling explainer v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 46.83s
[INFO] running `Command { std: "docker" "inspect" "ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling explainer v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/explainer-440d2a2c97968bb0)
[INFO] [stderr]      Running tests/explainer_test.rs (/opt/rustwide/target/release/deps/explainer_test-3d376f7e12f507c9)
[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 3 tests
[INFO] [stdout] test should_get_instance ... FAILED
[INFO] [stdout] test cannot_get_results - should panic ... ok
[INFO] [stdout] test canbe_serialized_to_json ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- should_get_instance stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'should_get_instance' (2300) panicked at tests/explainer_test.rs:8:5:
[INFO] [stdout] assertion failed: result.is_ok()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x573327fdad71 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x573327ff1bba - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x573327fdfd3c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x573327fb5b76 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x573327fd2d99 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x573327dc3370 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x573327fd30c2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x573327fb5c54 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x573327fae339 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x573327fb6b1d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x573327ff231c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x573327ff22e2 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]   12:     0x573327daadda - explainer_test[7f5cefef0b3841f5]::should_get_instance::{closure#0}
[INFO] [stdout]   13:     0x573327db50e3 - <tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::Context>::enter::<core[df12db4294e9bfd3]::task::poll::Poll<()>, <tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[df12db4294e9bfd3]::pin::Pin<&mut core[df12db4294e9bfd3]::pin::Pin<&mut dyn core[df12db4294e9bfd3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   14:     0x573327dae809 - <std[70759c8f55707aa4]::thread::local::LocalKey<tokio[a6e5b6e66b01cd24]::runtime::context::Context>>::with::<tokio[a6e5b6e66b01cd24]::runtime::context::set_scheduler<(alloc[2182bb758b4b3781]::boxed::Box<tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::Core>, core[df12db4294e9bfd3]::option::Option<()>), <tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[df12db4294e9bfd3]::pin::Pin<&mut core[df12db4294e9bfd3]::pin::Pin<&mut dyn core[df12db4294e9bfd3]::future::future::Future<Output = ()>>>>::{closure#0}, core[df12db4294e9bfd3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[2182bb758b4b3781]::boxed::Box<tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::Core>, core[df12db4294e9bfd3]::option::Option<()>)>
[INFO] [stdout]   15:     0x573327db5417 - <tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[df12db4294e9bfd3]::pin::Pin<&mut core[df12db4294e9bfd3]::pin::Pin<&mut dyn core[df12db4294e9bfd3]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   16:     0x573327db1b1d - tokio[a6e5b6e66b01cd24]::runtime::context::runtime::enter_runtime::<<tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[df12db4294e9bfd3]::pin::Pin<&mut dyn core[df12db4294e9bfd3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   17:     0x573327daf7a5 - <tokio[a6e5b6e66b01cd24]::runtime::runtime::Runtime>::block_on::<core[df12db4294e9bfd3]::pin::Pin<&mut dyn core[df12db4294e9bfd3]::future::future::Future<Output = ()>>>
[INFO] [stdout]   18:     0x573327dae23e - <explainer_test[7f5cefef0b3841f5]::should_get_instance::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   19:     0x573327db665b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   20:     0x573327dc3cc5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   21:     0x573327dbd584 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   22:     0x573327dc6e22 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   23:     0x573327fda299 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   24:     0x70711f6eddfa - <unknown>
[INFO] [stdout]   25:     0x70711f7813d4 - clone
[INFO] [stdout]   26:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- canbe_serialized_to_json stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'canbe_serialized_to_json' (2298) panicked at tests/explainer_test.rs:14:49:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: error sending request for url (https://cn.bing.com/dict/search?q=its)
[INFO] [stdout] 
[INFO] [stdout] Caused by:
[INFO] [stdout]     0: client error (Connect)
[INFO] [stdout]     1: dns error
[INFO] [stdout]     2: failed to lookup address information: Temporary failure in name resolution
[INFO] [stdout] 
[INFO] [stdout] Stack backtrace:
[INFO] [stdout]    0: <anyhow::Error as core::convert::From<reqwest::error::Error>>::from
[INFO] [stdout]    1: <explainer::explainer::Source>::load::{closure#0}
[INFO] [stdout]    2: <explainer::explainer::Explainer>::from::{closure#0}
[INFO] [stdout]    3: explainer_test::canbe_serialized_to_json::{closure#0}
[INFO] [stdout]    4: <tokio::runtime::scheduler::current_thread::Context>::enter::<core::task::poll::Poll<()>, <tokio::runtime::scheduler::current_thread::CoreGuard>::block_on<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]    5: <std::thread::local::LocalKey<tokio::runtime::context::Context>>::with::<tokio::runtime::context::set_scheduler<(alloc::boxed::Box<tokio::runtime::scheduler::current_thread::Core>, core::option::Option<()>), <tokio::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio::runtime::scheduler::current_thread::CoreGuard>::block_on<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = ()>>>>::{closure#0}, core::option::Option<()>>::{closure#0}>::{closure#0}, (alloc::boxed::Box<tokio::runtime::scheduler::current_thread::Core>, core::option::Option<()>)>
[INFO] [stdout]    6: <tokio::runtime::scheduler::current_thread::CoreGuard>::block_on::<core::pin::Pin<&mut core::pin::Pin<&mut dyn core::future::future::Future<Output = ()>>>>
[INFO] [stdout]    7: tokio::runtime::context::runtime::enter_runtime::<<tokio::runtime::scheduler::current_thread::CurrentThread>::block_on<core::pin::Pin<&mut dyn core::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]    8: <tokio::runtime::runtime::Runtime>::block_on::<core::pin::Pin<&mut dyn core::future::future::Future<Output = ()>>>
[INFO] [stdout]    9: <explainer_test::canbe_serialized_to_json::{closure#0} as core::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   10: test::__rust_begin_short_backtrace::<core::result::Result<(), alloc::string::String>, fn() -> core::result::Result<(), alloc::string::String>>
[INFO] [stdout]   11: test::run_test::{closure#0}
[INFO] [stdout]   12: std::sys::backtrace::__rust_begin_short_backtrace::<test::run_test::{closure#1}, ()>
[INFO] [stdout]   13: <std::thread::lifecycle::spawn_unchecked<test::run_test::{closure#1}, ()>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   14: <std::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   15: <unknown>
[INFO] [stdout]   16: clone
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x573327fdad71 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x573327ff1bba - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x573327fdfd3c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x573327fb5b76 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x573327fd2d99 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x573327dc3370 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x573327fd30c2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x573327fb5c22 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x573327fae339 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x573327fb6b1d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x573327ff231c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x573327ff20f2 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x573327dab12c - explainer_test[7f5cefef0b3841f5]::canbe_serialized_to_json::{closure#0}
[INFO] [stdout]   13:     0x573327db50e3 - <tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::Context>::enter::<core[df12db4294e9bfd3]::task::poll::Poll<()>, <tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[df12db4294e9bfd3]::pin::Pin<&mut core[df12db4294e9bfd3]::pin::Pin<&mut dyn core[df12db4294e9bfd3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   14:     0x573327dae809 - <std[70759c8f55707aa4]::thread::local::LocalKey<tokio[a6e5b6e66b01cd24]::runtime::context::Context>>::with::<tokio[a6e5b6e66b01cd24]::runtime::context::set_scheduler<(alloc[2182bb758b4b3781]::boxed::Box<tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::Core>, core[df12db4294e9bfd3]::option::Option<()>), <tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[df12db4294e9bfd3]::pin::Pin<&mut core[df12db4294e9bfd3]::pin::Pin<&mut dyn core[df12db4294e9bfd3]::future::future::Future<Output = ()>>>>::{closure#0}, core[df12db4294e9bfd3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[2182bb758b4b3781]::boxed::Box<tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::Core>, core[df12db4294e9bfd3]::option::Option<()>)>
[INFO] [stdout]   15:     0x573327db5417 - <tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[df12db4294e9bfd3]::pin::Pin<&mut core[df12db4294e9bfd3]::pin::Pin<&mut dyn core[df12db4294e9bfd3]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   16:     0x573327db1b1d - tokio[a6e5b6e66b01cd24]::runtime::context::runtime::enter_runtime::<<tokio[a6e5b6e66b01cd24]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[df12db4294e9bfd3]::pin::Pin<&mut dyn core[df12db4294e9bfd3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   17:     0x573327daf7a5 - <tokio[a6e5b6e66b01cd24]::runtime::runtime::Runtime>::block_on::<core[df12db4294e9bfd3]::pin::Pin<&mut dyn core[df12db4294e9bfd3]::future::future::Future<Output = ()>>>
[INFO] [stdout]   18:     0x573327dae3ce - <explainer_test[7f5cefef0b3841f5]::canbe_serialized_to_json::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   19:     0x573327db665b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   20:     0x573327dc3cc5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   21:     0x573327dbd584 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   22:     0x573327dc6e22 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   23:     0x573327fda299 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   24:     0x70711f6eddfa - <unknown>
[INFO] [stdout]   25:     0x70711f7813d4 - clone
[INFO] [stdout]   26:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     canbe_serialized_to_json
[INFO] [stdout]     should_get_instance
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test explainer_test`
[INFO] running `Command { std: "docker" "inspect" "ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b", kill_on_drop: false }`
[INFO] [stdout] ec4b64944756dde6893dbd62f1dacb67282383b7c7efedeba7f981ff3592858b
