[INFO] fetching crate covalent_class_a 0.1.3...
[INFO] testing covalent_class_a-0.1.3 against 1.94.0 for beta-1.95-1
[INFO] extracting crate covalent_class_a 0.1.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate covalent_class_a 0.1.3
[INFO] finished tweaking crates.io crate covalent_class_a 0.1.3
[INFO] tweaked toml for crates.io crate covalent_class_a 0.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate covalent_class_a 0.1.3 on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 192 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.9.3 (available: v0.11.9)
[INFO] [stderr]       Adding http v0.2.12 (available: v1.4.0)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.2)
[INFO] [stderr]       Adding serde_with v1.14.0 (available: v3.17.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_with_macros v1.5.2
[INFO] [stderr]   Downloaded serde_with v1.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b56defe89d5cf146c1dc7cd2070599f18702a97a14f871be95a2c3959c98f5f3
[INFO] running `Command { std: "docker" "start" "-a" "b56defe89d5cf146c1dc7cd2070599f18702a97a14f871be95a2c3959c98f5f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b56defe89d5cf146c1dc7cd2070599f18702a97a14f871be95a2c3959c98f5f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b56defe89d5cf146c1dc7cd2070599f18702a97a14f871be95a2c3959c98f5f3", kill_on_drop: false }`
[INFO] [stdout] b56defe89d5cf146c1dc7cd2070599f18702a97a14f871be95a2c3959c98f5f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f67c0054e737d0a39ba946145881f036effe340874c77d649827f61fcfe7979b
[INFO] running `Command { std: "docker" "start" "-a" "f67c0054e737d0a39ba946145881f036effe340874c77d649827f61fcfe7979b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
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[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
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[INFO] [stderr]    Compiling parking_lot v0.12.5
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[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
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[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling covalent_class_a v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.66s
[INFO] running `Command { std: "docker" "inspect" "f67c0054e737d0a39ba946145881f036effe340874c77d649827f61fcfe7979b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67c0054e737d0a39ba946145881f036effe340874c77d649827f61fcfe7979b", kill_on_drop: false }`
[INFO] [stdout] f67c0054e737d0a39ba946145881f036effe340874c77d649827f61fcfe7979b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1915088c7734b77e2bec69884082a0666a165a8246442e8532ca5df8d81560ba
[INFO] running `Command { std: "docker" "start" "-a" "1915088c7734b77e2bec69884082a0666a165a8246442e8532ca5df8d81560ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling covalent_class_a v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `Command { std: "docker" "inspect" "1915088c7734b77e2bec69884082a0666a165a8246442e8532ca5df8d81560ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1915088c7734b77e2bec69884082a0666a165a8246442e8532ca5df8d81560ba", kill_on_drop: false }`
[INFO] [stdout] 1915088c7734b77e2bec69884082a0666a165a8246442e8532ca5df8d81560ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3b0b49924d3122a48f305bde1a61adabd71da5652253de214f8daff8c78a8162
[INFO] running `Command { std: "docker" "start" "-a" "3b0b49924d3122a48f305bde1a61adabd71da5652253de214f8daff8c78a8162", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/covalent_class_a-d21acbfc92a5b796)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_get_all_chain_statuses ... FAILED
[INFO] [stdout] test tests::test_get_changes_in_token_holders ... FAILED
[INFO] [stdout] test tests::test_get_all_chains ... FAILED
[INFO] [stdout] test tests::test_get_historical_portfolio_value ... FAILED
[INFO] [stdout] test tests::test_get_block_heights ... FAILED
[INFO] [stdout] test tests::test_get_log_events_by_contract ... FAILED
[INFO] [stdout] test tests::test_get_token_holders_any_bh ... FAILED
[INFO] [stdout] test tests::test_get_token_balances ... FAILED
[INFO] [stdout] test tests::test_get_token_transfers ... FAILED
[INFO] [stdout] test tests::test_get_contract_metadata ... FAILED
[INFO] [stdout] test tests::test_get_transaction ... FAILED
[INFO] [stdout] test tests::test_get_log_events_by_topic_hashes ... FAILED
[INFO] [stdout] test tests::test_get_a_block ... FAILED
[INFO] [stdout] test tests::test_get_transactions_for_address ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_all_chain_statuses stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_all_chain_statuses' (25) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b44ae - covalent_class_a::tests::test_get_all_chain_statuses::{{closure}}::h5ae613583002604e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:539:22
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b43e3 - covalent_class_a::tests::test_get_all_chain_statuses::hcf9607ab6743f871
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:544:16
[INFO] [stdout]   45:     0x61caf31b4777 - covalent_class_a::tests::test_get_all_chain_statuses::{{closure}}::hb179c2f6aee47fe8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:538:43
[INFO] [stdout]   46:     0x61caf3198926 - core::ops::function::FnOnce::call_once::hc715b4260cef9951
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_changes_in_token_holders stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_changes_in_token_holders' (28) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b548d - covalent_class_a::tests::test_get_changes_in_token_holders::{{closure}}::hea7d424c20e0cc58
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:424:22
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b5383 - covalent_class_a::tests::test_get_changes_in_token_holders::h75d4fd76ae2d82c2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:435:16
[INFO] [stdout]   45:     0x61caf31b5417 - covalent_class_a::tests::test_get_changes_in_token_holders::{{closure}}::h14ef0ee66c7518d7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:423:49
[INFO] [stdout]   46:     0x61caf3198b36 - core::ops::function::FnOnce::call_once::hed7b9f52294ae813
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_all_chains stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_all_chains' (26) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b23ee - covalent_class_a::tests::test_get_all_chains::{{closure}}::h912dd1c64f30e505
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:529:22
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b22f3 - covalent_class_a::tests::test_get_all_chains::h2def522fbde0e52a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:534:16
[INFO] [stdout]   45:     0x61caf31b2387 - covalent_class_a::tests::test_get_all_chains::{{closure}}::h00741005b3a19fb9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:528:35
[INFO] [stdout]   46:     0x61caf3198326 - core::ops::function::FnOnce::call_once::h241bef5664d113ef
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_historical_portfolio_value stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_historical_portfolio_value' (30) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b6036 - covalent_class_a::tests::test_get_historical_portfolio_value::{{closure}}::hd4acfd69017eb105
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:390:22
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b5f33 - covalent_class_a::tests::test_get_historical_portfolio_value::hcfbd4df728d109b9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:399:67
[INFO] [stdout]   45:     0x61caf31b5fc7 - covalent_class_a::tests::test_get_historical_portfolio_value::{{closure}}::h07fb8bbbd0c382e0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:389:51
[INFO] [stdout]   46:     0x61caf3198386 - core::ops::function::FnOnce::call_once::h264fe87bfb45a769
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_block_heights stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_block_heights' (27) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b2e1e - covalent_class_a::tests::test_get_block_heights::{{closure}}::h1945ba785f0f18fd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:470:22
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b2d53 - covalent_class_a::tests::test_get_block_heights::h7b7ef4fe84b56b1d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:475:16
[INFO] [stdout]   45:     0x61caf31b3167 - covalent_class_a::tests::test_get_block_heights::{{closure}}::hed0053e967597ae7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:469:38
[INFO] [stdout]   46:     0x61caf3198646 - core::ops::function::FnOnce::call_once::h63352c24397092be
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_log_events_by_contract stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_log_events_by_contract' (31) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b4ebe - covalent_class_a::tests::test_get_log_events_by_contract::{{closure}}::h65a0100118dda7fd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:480:26
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b4df3 - covalent_class_a::tests::test_get_log_events_by_contract::h329faa8deafcfe80
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:493:16
[INFO] [stdout]   45:     0x61caf31b5227 - covalent_class_a::tests::test_get_log_events_by_contract::{{closure}}::hda42bedb66cc4ba1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:479:47
[INFO] [stdout]   46:     0x61caf3198b76 - core::ops::function::FnOnce::call_once::hf24e438e2f426ed2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_token_holders_any_bh stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_token_holders_any_bh' (34) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b49ce - covalent_class_a::tests::test_get_token_holders_any_bh::{{closure}}::h50cfda7aa8dfb425
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:414:22
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b48d3 - covalent_class_a::tests::test_get_token_holders_any_bh::hdf8b9155788dabf1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:419:38
[INFO] [stdout]   45:     0x61caf31b4967 - covalent_class_a::tests::test_get_token_holders_any_bh::{{closure}}::h447c7ce0b730cd08
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:413:45
[INFO] [stdout]   46:     0x61caf3198466 - core::ops::function::FnOnce::call_once::h39fa221e534da5f8
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_token_balances stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_token_balances' (33) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b33be - covalent_class_a::tests::test_get_token_balances::{{closure}}::hab320b84ea036453
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:380:22
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b32c3 - covalent_class_a::tests::test_get_token_balances::h5d6a79c6c1843c9c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:385:63
[INFO] [stdout]   45:     0x61caf31b3357 - covalent_class_a::tests::test_get_token_balances::{{closure}}::h40c5f0db8c1bcd95
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:379:39
[INFO] [stdout]   46:     0x61caf3198686 - core::ops::function::FnOnce::call_once::h6b56f2976cc0bb95
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_token_transfers stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_token_transfers' (35) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b395d - covalent_class_a::tests::test_get_token_transfers::{{closure}}::hf481c847d53fc759
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:404:22
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b3853 - covalent_class_a::tests::test_get_token_transfers::h345d2bbb8da5349c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:409:71
[INFO] [stdout]   45:     0x61caf31b38e7 - covalent_class_a::tests::test_get_token_transfers::{{closure}}::h7affb9c3a1e71253
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:403:40
[INFO] [stdout]   46:     0x61caf3198556 - core::ops::function::FnOnce::call_once::h4b934ef02e11c753
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_contract_metadata stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_contract_metadata' (29) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b3f7e - covalent_class_a::tests::test_get_contract_metadata::{{closure}}::hb53ca064b93167ec
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:517:26
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b3e83 - covalent_class_a::tests::test_get_contract_metadata::h8f570d7c1fb9ea1d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:524:16
[INFO] [stdout]   45:     0x61caf31b3f17 - covalent_class_a::tests::test_get_contract_metadata::{{closure}}::h440e7f172aad76b3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:516:42
[INFO] [stdout]   46:     0x61caf3198606 - core::ops::function::FnOnce::call_once::h630177d0db8f3291
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_transaction stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_transaction' (36) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b28de - covalent_class_a::tests::test_get_transaction::{{closure}}::h4be8d8224f9a2e52
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:450:22
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b27e3 - covalent_class_a::tests::test_get_transaction::he297eaa285106548
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:455:76
[INFO] [stdout]   45:     0x61caf31b2877 - covalent_class_a::tests::test_get_transaction::{{closure}}::h26577e7b1c946f21
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:449:36
[INFO] [stdout]   46:     0x61caf3198846 - core::ops::function::FnOnce::call_once::h95d950dad6d3e871
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_log_events_by_topic_hashes stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_log_events_by_topic_hashes' (32) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b667e - covalent_class_a::tests::test_get_log_events_by_topic_hashes::{{closure}}::haf106566f3985b59
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:498:26
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b6583 - covalent_class_a::tests::test_get_log_events_by_topic_hashes::h8ce2b509d654bb05
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:512:16
[INFO] [stdout]   45:     0x61caf31b6617 - covalent_class_a::tests::test_get_log_events_by_topic_hashes::{{closure}}::h54b0cf001ae24710
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:497:51
[INFO] [stdout]   46:     0x61caf3198a46 - core::ops::function::FnOnce::call_once::hd5a6a0676d8b731a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_a_block stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_a_block' (24) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b1e7e - covalent_class_a::tests::test_get_a_block::{{closure}}::h5e6c5b70bc17446e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:460:22
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b1d83 - covalent_class_a::tests::test_get_a_block::he2bb31380e1438b4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:465:16
[INFO] [stdout]   45:     0x61caf31b1e17 - covalent_class_a::tests::test_get_a_block::{{closure}}::h0ed1affb159609a5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:459:32
[INFO] [stdout]   46:     0x61caf3198c36 - core::ops::function::FnOnce::call_once::hfea4a060cc723fed
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_transactions_for_address stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_transactions_for_address' (37) panicked at src/lib.rs:375:49:
[INFO] [stdout] Failed to create Klaytn Covalent client: "Required environment variable COVALENT_API_KEY is not present"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61caf3616002 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61caf3616002 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61caf3616002 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x61caf3616002 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x61caf36274fa - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x61caf36274fa - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x61caf35e38e6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61caf35e38e6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x61caf35f4ef9 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x61caf35f4ef9 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x61caf35f4d91 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x61caf31f4d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x61caf31f4d4e - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x61caf35f5222 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x61caf35f5222 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x61caf35f4fb8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x61caf35f0239 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x61caf35d86bd - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x61caf362fafc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x61caf362f272 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x61caf31ac777 - core::result::Result<T,E>::expect::h639bcad615149f3a
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x61caf31b21a4 - covalent_class_a::tests::setup_klaytn_client::hcbfc91823567d24a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x61caf31b5a9e - covalent_class_a::tests::test_get_transactions_for_address::{{closure}}::h9a236f22ef353b38
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:440:22
[INFO] [stdout]   23:     0x61caf31d0f02 - <core::pin::Pin<P> as core::future::future::Future>::poll::hd5ef486dbfc7f5c6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x61caf31d0f3d - <core::pin::Pin<P> as core::future::future::Future>::poll::he0dcbc9956b1ce26
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x61caf31ba7ed - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::{{closure}}::hc9d0d292fdc22465
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   26:     0x61caf31ba71b - tokio::task::coop::with_budget::he2881a25a4e3a223
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   27:     0x61caf31ba71b - tokio::task::coop::budget::h0dc23941c237f149
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   28:     0x61caf31ba71b - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::{{closure}}::hab7dfc181bd67e00
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   29:     0x61caf31b74e0 - tokio::runtime::scheduler::current_thread::Context::enter::h1ebe061c9dffa210
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   30:     0x61caf31b9c0d - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::{{closure}}::hbc07f34bae77f15c
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   31:     0x61caf31b8d94 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::{{closure}}::h4563c6a3b5068ce7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   32:     0x61caf31a5bfb - tokio::runtime::context::scoped::Scoped<T>::set::hc61ce5be3255fc07
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   33:     0x61caf31d5659 - tokio::runtime::context::set_scheduler::{{closure}}::h5161cebc191fee7a
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   34:     0x61caf31d4f22 - std::thread::local::LocalKey<T>::try_with::haf6d49d256331954
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x61caf31d402e - std::thread::local::LocalKey<T>::with::hbda831af60541874
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x61caf31d55cd - tokio::runtime::context::set_scheduler::h98c641ab93d0f24b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   37:     0x61caf31b8720 - tokio::runtime::scheduler::current_thread::CoreGuard::enter::h9a4121f381245fd0
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   38:     0x61caf31b8e76 - tokio::runtime::scheduler::current_thread::CoreGuard::block_on::hdfe99e0c7f059600
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   39:     0x61caf31b6d70 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::{{closure}}::h8aeaf8d9dac6d598
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   40:     0x61caf31d0503 - tokio::runtime::context::runtime::enter_runtime::he55e2642cfcd4322
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   41:     0x61caf31b6b31 - tokio::runtime::scheduler::current_thread::CurrentThread::block_on::hab5adafaf9319470
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   42:     0x61caf31a5eb4 - tokio::runtime::runtime::Runtime::block_on_inner::h64aea412586af0d8
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   43:     0x61caf31a618c - tokio::runtime::runtime::Runtime::block_on::h24aae354e455ca71
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   44:     0x61caf31b59a3 - covalent_class_a::tests::test_get_transactions_for_address::hc7d085ae9ad78bcb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:445:68
[INFO] [stdout]   45:     0x61caf31b5a37 - covalent_class_a::tests::test_get_transactions_for_address::{{closure}}::h3e0e9c591ce74ee6
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:439:49
[INFO] [stdout]   46:     0x61caf3198a86 - core::ops::function::FnOnce::call_once::hdd172a714e81843f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x61caf31f4b0b - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x61caf31f4b0b - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x61caf320851a - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x61caf320851a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   51:     0x61caf320851a - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x61caf320851a - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x61caf320851a - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x61caf320851a - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x61caf320851a - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x61caf31e2974 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x61caf31e2974 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x61caf31e6312 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   60:     0x61caf31e6312 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x61caf31e6312 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x61caf31e6312 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x61caf31e6312 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x61caf31e6312 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x61caf35eb41f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   66:     0x61caf35eb41f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   67:     0x720357d37aa4 - <unknown>
[INFO] [stdout]   68:     0x720357dc4a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_get_a_block
[INFO] [stdout]     tests::test_get_all_chain_statuses
[INFO] [stdout]     tests::test_get_all_chains
[INFO] [stdout]     tests::test_get_block_heights
[INFO] [stdout]     tests::test_get_changes_in_token_holders
[INFO] [stdout]     tests::test_get_contract_metadata
[INFO] [stdout]     tests::test_get_historical_portfolio_value
[INFO] [stdout]     tests::test_get_log_events_by_contract
[INFO] [stdout]     tests::test_get_log_events_by_topic_hashes
[INFO] [stdout]     tests::test_get_token_balances
[INFO] [stdout]     tests::test_get_token_holders_any_bh
[INFO] [stdout]     tests::test_get_token_transfers
[INFO] [stdout]     tests::test_get_transaction
[INFO] [stdout]     tests::test_get_transactions_for_address
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 14 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3b0b49924d3122a48f305bde1a61adabd71da5652253de214f8daff8c78a8162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b0b49924d3122a48f305bde1a61adabd71da5652253de214f8daff8c78a8162", kill_on_drop: false }`
[INFO] [stdout] 3b0b49924d3122a48f305bde1a61adabd71da5652253de214f8daff8c78a8162
