[INFO] fetching crate covalent_class_a 0.1.3...
[INFO] testing covalent_class_a-0.1.3 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065
[INFO] extracting crate covalent_class_a 0.1.3 into /workspace/builds/worker-7-tc2/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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate covalent_class_a 0.1.3 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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: v0.11.10)
[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: v3.18.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cb471fa38ab34258cd10d22ac3a338d43f23f4544a9c3509f3359247560fe9b
[INFO] running `Command { std: "docker" "start" "-a" "2cb471fa38ab34258cd10d22ac3a338d43f23f4544a9c3509f3359247560fe9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cb471fa38ab34258cd10d22ac3a338d43f23f4544a9c3509f3359247560fe9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb471fa38ab34258cd10d22ac3a338d43f23f4544a9c3509f3359247560fe9b", kill_on_drop: false }`
[INFO] [stdout] 2cb471fa38ab34258cd10d22ac3a338d43f23f4544a9c3509f3359247560fe9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8adf4b84cfc26da5f7bb80c8bc549660d2b87e16241b53b200aee0e0bcf01e4
[INFO] running `Command { std: "docker" "start" "-a" "b8adf4b84cfc26da5f7bb80c8bc549660d2b87e16241b53b200aee0e0bcf01e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling openssl-sys v0.9.112
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling openssl v0.10.76
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_logger v0.9.3
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]    Compiling serde_with v1.14.0
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[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 1m 06s
[INFO] running `Command { std: "docker" "inspect" "b8adf4b84cfc26da5f7bb80c8bc549660d2b87e16241b53b200aee0e0bcf01e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8adf4b84cfc26da5f7bb80c8bc549660d2b87e16241b53b200aee0e0bcf01e4", kill_on_drop: false }`
[INFO] [stdout] b8adf4b84cfc26da5f7bb80c8bc549660d2b87e16241b53b200aee0e0bcf01e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bad4fa87f53af145ffad5d479d8c027fff8a44d444eaf7fe448f4be70a67437
[INFO] running `Command { std: "docker" "start" "-a" "9bad4fa87f53af145ffad5d479d8c027fff8a44d444eaf7fe448f4be70a67437", 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 4.86s
[INFO] running `Command { std: "docker" "inspect" "9bad4fa87f53af145ffad5d479d8c027fff8a44d444eaf7fe448f4be70a67437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bad4fa87f53af145ffad5d479d8c027fff8a44d444eaf7fe448f4be70a67437", kill_on_drop: false }`
[INFO] [stdout] 9bad4fa87f53af145ffad5d479d8c027fff8a44d444eaf7fe448f4be70a67437
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6fbeafc6fd713b33e34836e064d56c622e601ff670b7b5bb5fae65feff6adeb0
[INFO] running `Command { std: "docker" "start" "-a" "6fbeafc6fd713b33e34836e064d56c622e601ff670b7b5bb5fae65feff6adeb0", 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-d17dd2478c63fce4)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_get_block_heights ... FAILED
[INFO] [stdout] test tests::test_get_all_chain_statuses ... FAILED
[INFO] [stdout] test tests::test_get_all_chains ... FAILED
[INFO] [stdout] test tests::test_get_log_events_by_contract ... FAILED
[INFO] [stdout] test tests::test_get_changes_in_token_holders ... FAILED
[INFO] [stdout] test tests::test_get_historical_portfolio_value ... FAILED
[INFO] [stdout] test tests::test_get_contract_metadata ... FAILED
[INFO] [stdout] test tests::test_get_log_events_by_topic_hashes ... FAILED
[INFO] [stdout] test tests::test_get_transaction ... FAILED
[INFO] [stdout] test tests::test_get_transactions_for_address ... FAILED
[INFO] [stdout] test tests::test_get_token_balances ... FAILED
[INFO] [stdout] test tests::test_get_token_holders_any_bh ... FAILED
[INFO] [stdout] test tests::test_get_token_transfers ... FAILED
[INFO] [stdout] test tests::test_get_a_block ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_block_heights stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_block_heights' (21) 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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b45ee - covalent_class_a[b4e379848b5dee0a]::tests::test_get_block_heights::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:470:22
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b7fd3 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_block_heights
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:475:16
[INFO] [stdout]   45:     0x5749045b39f7 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_block_heights::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:469:38
[INFO] [stdout]   46:     0x5749045acf26 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_block_heights::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_all_chain_statuses stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_all_chain_statuses' (19) 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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b54be - covalent_class_a[b4e379848b5dee0a]::tests::test_get_all_chain_statuses::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:539:22
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b86d3 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_all_chain_statuses
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:544:16
[INFO] [stdout]   45:     0x5749045b3ab7 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_all_chain_statuses::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:538:43
[INFO] [stdout]   46:     0x5749045ad026 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_all_chain_statuses::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - 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' (20) 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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b3f6e - covalent_class_a[b4e379848b5dee0a]::tests::test_get_all_chains::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:529:22
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b7c53 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_all_chains
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:534:16
[INFO] [stdout]   45:     0x5749045b3997 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_all_chains::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:528:35
[INFO] [stdout]   46:     0x5749045acea6 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_all_chains::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - 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' (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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b5aee - covalent_class_a[b4e379848b5dee0a]::tests::test_get_log_events_by_contract::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:480:26
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b8a53 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_log_events_by_contract
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:493:16
[INFO] [stdout]   45:     0x5749045b3b17 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_log_events_by_contract::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:479:47
[INFO] [stdout]   46:     0x5749045ad0a6 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_log_events_by_contract::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - 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' (22) 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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b5e9d - covalent_class_a[b4e379848b5dee0a]::tests::test_get_changes_in_token_holders::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:424:22
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b8c13 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_changes_in_token_holders
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:435:16
[INFO] [stdout]   45:     0x5749045b3b47 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_changes_in_token_holders::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:423:49
[INFO] [stdout]   46:     0x5749045ad0e6 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_changes_in_token_holders::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - 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' (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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b6666 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_historical_portfolio_value::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:390:22
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b8f93 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_historical_portfolio_value
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:399:67
[INFO] [stdout]   45:     0x5749045b3ba7 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_historical_portfolio_value::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:389:51
[INFO] [stdout]   46:     0x5749045ad166 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_historical_portfolio_value::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - 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' (23) 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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b514e - covalent_class_a[b4e379848b5dee0a]::tests::test_get_contract_metadata::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:517:26
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b8513 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_contract_metadata
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:524:16
[INFO] [stdout]   45:     0x5749045b3a87 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_contract_metadata::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:516:42
[INFO] [stdout]   46:     0x5749045acfe6 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_contract_metadata::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - 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' (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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b6abe - covalent_class_a[b4e379848b5dee0a]::tests::test_get_log_events_by_topic_hashes::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:498:26
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b9153 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_log_events_by_topic_hashes
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:512:16
[INFO] [stdout]   45:     0x5749045b3bd7 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_log_events_by_topic_hashes::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:497:51
[INFO] [stdout]   46:     0x5749045ad1a6 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_log_events_by_topic_hashes::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - clone
[INFO] [stdout]   69:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_get_transaction stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_get_transaction' (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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b426e - covalent_class_a[b4e379848b5dee0a]::tests::test_get_transaction::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:450:22
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b7e13 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_transaction
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:455:76
[INFO] [stdout]   45:     0x5749045b39c7 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_transaction::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:449:36
[INFO] [stdout]   46:     0x5749045acee6 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_transaction::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - 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' (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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b62be - covalent_class_a[b4e379848b5dee0a]::tests::test_get_transactions_for_address::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:440:22
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b8dd3 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_transactions_for_address
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:445:68
[INFO] [stdout]   45:     0x5749045b3b77 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_transactions_for_address::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:439:49
[INFO] [stdout]   46:     0x5749045ad126 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_transactions_for_address::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - 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' (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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b496e - covalent_class_a[b4e379848b5dee0a]::tests::test_get_token_balances::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:380:22
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b8193 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_token_balances
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:385:63
[INFO] [stdout]   45:     0x5749045b3a27 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_token_balances::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:379:39
[INFO] [stdout]   46:     0x5749045acf66 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_token_balances::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - 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' (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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b57be - covalent_class_a[b4e379848b5dee0a]::tests::test_get_token_holders_any_bh::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:414:22
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b8893 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_token_holders_any_bh
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:419:38
[INFO] [stdout]   45:     0x5749045b3ae7 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_token_holders_any_bh::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:413:45
[INFO] [stdout]   46:     0x5749045ad066 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_token_holders_any_bh::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - 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' (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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b4d1d - covalent_class_a[b4e379848b5dee0a]::tests::test_get_token_transfers::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:404:22
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b8353 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_token_transfers
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:409:71
[INFO] [stdout]   45:     0x5749045b3a57 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_token_transfers::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:403:40
[INFO] [stdout]   46:     0x5749045acfa6 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_token_transfers::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - 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' (18) 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:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x574904a2327a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x574904a2327a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x574904a2327a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x574904a38dca - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x574904a38dca - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x574904a280e2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x574904a280e2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x574904a017cf - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x574904a017cf - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x574904a1b329 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5749045eed5c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5749045eed5c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x574904a1b5a2 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x574904a1b5a2 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x574904a01888 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5749049f9149 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x574904a0275d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x574904a395bc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x574904a39302 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x5749045bb077 - <core[a96a4c5c53f902a3]::result::Result<covalent_class_a[b4e379848b5dee0a]::CovalentClient, alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::error::Error>>>::expect
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1185:23
[INFO] [stdout]   21:     0x5749045b7944 - covalent_class_a[b4e379848b5dee0a]::tests::setup_klaytn_client
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:375:49
[INFO] [stdout]   22:     0x5749045b3c3e - covalent_class_a[b4e379848b5dee0a]::tests::test_get_a_block::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:460:22
[INFO] [stdout]   23:     0x5749045d6b32 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x5749045d6bad - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   25:     0x5749045c555d - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - tokio[9e536979fae240e2]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[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:     0x5749045c545b - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[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:     0x5749045c15c0 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[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:     0x5749045c47ad - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[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:     0x5749045c3a54 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[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:     0x5749045d6eab - <tokio[9e536979fae240e2]::runtime::context::scoped::Scoped<tokio[9e536979fae240e2]::runtime::scheduler::Context>>::set::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[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:     0x5749045d55b9 - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[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:     0x5749045dd802 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::try_with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   35:     0x5749045dd38e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[9e536979fae240e2]::runtime::context::Context>>::with::<tokio[9e536979fae240e2]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   36:     0x5749045d270d - tokio[9e536979fae240e2]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[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:     0x5749045c2660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[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:     0x5749045c2956 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[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:     0x5749045c3660 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[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:     0x5749045af663 - tokio[9e536979fae240e2]::runtime::context::runtime::enter_runtime::<<tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[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:     0x5749045c10f1 - <tokio[9e536979fae240e2]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1854 - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045d1a1f - <tokio[9e536979fae240e2]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[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:     0x5749045b7a93 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_a_block
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:465:16
[INFO] [stdout]   45:     0x5749045b3967 - covalent_class_a[b4e379848b5dee0a]::tests::test_get_a_block::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:459:32
[INFO] [stdout]   46:     0x5749045ace66 - <covalent_class_a[b4e379848b5dee0a]::tests::test_get_a_block::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5749045e2e3b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x5749045e2e3b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   49:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   50:     0x5749045ef82b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   51:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   52:     0x5749045ef82b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   53:     0x5749045ef82b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   54:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   55:     0x5749045ef82b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   56:     0x5749045eaf44 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   57:     0x5749045eaf44 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   58:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   59:     0x5749045f2432 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   60:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   61:     0x5749045f2432 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   62:     0x5749045f2432 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   63:     0x5749045f2432 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   64:     0x5749045f2432 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   65:     0x574904a22b4f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   66:     0x574904a22b4f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   67:     0x738cf4118aa4 - <unknown>
[INFO] [stdout]   68:     0x738cf41a5a64 - 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 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6fbeafc6fd713b33e34836e064d56c622e601ff670b7b5bb5fae65feff6adeb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fbeafc6fd713b33e34836e064d56c622e601ff670b7b5bb5fae65feff6adeb0", kill_on_drop: false }`
[INFO] [stdout] 6fbeafc6fd713b33e34836e064d56c622e601ff670b7b5bb5fae65feff6adeb0
