[INFO] fetching crate oss-vizier 0.6.0...
[INFO] testing oss-vizier-0.6.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate oss-vizier 0.6.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate oss-vizier 0.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate oss-vizier 0.6.0
[INFO] tweaked toml for crates.io crate oss-vizier 0.6.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate oss-vizier 0.6.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate oss-vizier 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 | homepage = "https://github.com/ssoudan/oss-vizier"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 | repository = "https://github.com/ssoudan/oss-vizier"
[INFO] [stderr]    |              ---------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `oss-vizier` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c
[INFO] running `Command { std: "docker" "start" "e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 | homepage = "https://github.com/ssoudan/oss-vizier"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 | repository = "https://github.com/ssoudan/oss-vizier"
[INFO] [stderr]    |              ---------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `oss-vizier` (manifest) generated 1 warning
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling axum-core v0.5.2
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling tonic-build v0.14.2
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling pulldown-cmark-to-cmark v21.0.0
[INFO] [stderr]    Compiling prost-derive v0.14.1
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling tempfile v3.21.0
[INFO] [stderr]    Compiling prost v0.14.1
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling prost-types v0.14.1
[INFO] [stderr]    Compiling prost-build v0.14.1
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling tonic-prost-build v0.14.2
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling oss-vizier v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling axum v0.8.4
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling hyper-timeout v0.5.2
[INFO] [stderr]    Compiling tonic v0.14.2
[INFO] [stderr]    Compiling tonic-prost v0.14.2
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 20.42s
[INFO] running `Command { std: "docker" "inspect" "e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 | homepage = "https://github.com/ssoudan/oss-vizier"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 | repository = "https://github.com/ssoudan/oss-vizier"
[INFO] [stderr]    |              ---------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `oss-vizier` (manifest) generated 1 warning
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling axum v0.8.4
[INFO] [stderr]    Compiling hyper v1.7.0
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling hyper-timeout v0.5.2
[INFO] [stderr]    Compiling tonic v0.14.2
[INFO] [stderr]    Compiling tonic-prost v0.14.2
[INFO] [stderr]    Compiling oss-vizier v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 19.97s
[INFO] running `Command { std: "docker" "inspect" "e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 | homepage = "https://github.com/ssoudan/oss-vizier"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 70 | repository = "https://github.com/ssoudan/oss-vizier"
[INFO] [stderr]    |              ---------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `oss-vizier` (manifest) generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/oss-vizier/e59ffc0f66c78acd/out/oss_vizier-e59ffc0f66c78acd)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test trials::it_can_add_trial_measurement ... FAILED
[INFO] [stdout] test trials::it_can_stop_a_trial ... FAILED
[INFO] [stdout] test studies::it_creates_studies ... FAILED
[INFO] [stdout] test trials::it_suggests_trials ... FAILED
[INFO] [stdout] test trials::it_lists_optimal_trials ... FAILED
[INFO] [stdout] test trials::it_can_complete_a_trial ... FAILED
[INFO] [stdout] test trials::it_can_get_a_trial ... FAILED
[INFO] [stdout] test studies::it_can_get_a_study ... FAILED
[INFO] [stdout] test trials::it_can_check_trial_early_stopping_state ... FAILED
[INFO] [stdout] test trials::it_lists_trials ... FAILED
[INFO] [stdout] test studies::it_deletes_a_study ... FAILED
[INFO] [stdout] test trials::it_deletes_a_trial ... FAILED
[INFO] [stdout] test trials::it_suggests_trials_raw ... FAILED
[INFO] [stdout] test studies::it_lists_studies ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- trials::it_can_add_trial_measurement stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'trials::it_can_add_trial_measurement' (1624) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511af141 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511be24e - oss_vizier[f39624a65821e94e]::trials::it_can_add_trial_measurement::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511c493e - <oss_vizier[f39624a65821e94e]::trials::it_can_add_trial_measurement::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- trials::it_can_stop_a_trial stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'trials::it_can_stop_a_trial' (1629) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511af141 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511b7448 - oss_vizier[f39624a65821e94e]::trials::it_can_stop_a_trial::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511c43be - <oss_vizier[f39624a65821e94e]::trials::it_can_stop_a_trial::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- studies::it_creates_studies stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'studies::it_creates_studies' (1621) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511ccf51 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511d0a25 - oss_vizier[f39624a65821e94e]::studies::it_creates_studies::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511d3fde - <oss_vizier[f39624a65821e94e]::studies::it_creates_studies::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- trials::it_suggests_trials stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'trials::it_suggests_trials' (1635) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511af141 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511b6d28 - oss_vizier[f39624a65821e94e]::trials::it_suggests_trials::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511c425e - <oss_vizier[f39624a65821e94e]::trials::it_suggests_trials::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- trials::it_lists_optimal_trials stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'trials::it_lists_optimal_trials' (1631) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511af141 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511bbda6 - oss_vizier[f39624a65821e94e]::trials::it_lists_optimal_trials::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511c47de - <oss_vizier[f39624a65821e94e]::trials::it_lists_optimal_trials::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- trials::it_can_complete_a_trial stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'trials::it_can_complete_a_trial' (1626) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511af141 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511b9c1e - oss_vizier[f39624a65821e94e]::trials::it_can_complete_a_trial::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511c467e - <oss_vizier[f39624a65821e94e]::trials::it_can_complete_a_trial::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- trials::it_can_get_a_trial stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'trials::it_can_get_a_trial' (1628) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511af141 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511b28ce - oss_vizier[f39624a65821e94e]::trials::it_can_get_a_trial::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511c3f9e - <oss_vizier[f39624a65821e94e]::trials::it_can_get_a_trial::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- studies::it_can_get_a_study stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'studies::it_can_get_a_study' (1620) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511ccf51 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511cebf6 - oss_vizier[f39624a65821e94e]::studies::it_can_get_a_study::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511d3e7e - <oss_vizier[f39624a65821e94e]::studies::it_can_get_a_study::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- trials::it_can_check_trial_early_stopping_state stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'trials::it_can_check_trial_early_stopping_state' (1625) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511af141 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511c0ad8 - oss_vizier[f39624a65821e94e]::trials::it_can_check_trial_early_stopping_state::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511c4a9e - <oss_vizier[f39624a65821e94e]::trials::it_can_check_trial_early_stopping_state::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- trials::it_lists_trials stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'trials::it_lists_trials' (1632) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511af141 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511b1b87 - oss_vizier[f39624a65821e94e]::trials::it_lists_trials::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511c3e3e - <oss_vizier[f39624a65821e94e]::trials::it_lists_trials::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- studies::it_deletes_a_study stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'studies::it_deletes_a_study' (1622) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511ccf51 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511d15bf - oss_vizier[f39624a65821e94e]::studies::it_deletes_a_study::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511d41de - <oss_vizier[f39624a65821e94e]::studies::it_deletes_a_study::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- trials::it_deletes_a_trial stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'trials::it_deletes_a_trial' (1630) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511af141 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511b4cb8 - oss_vizier[f39624a65821e94e]::trials::it_deletes_a_trial::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511c40fe - <oss_vizier[f39624a65821e94e]::trials::it_deletes_a_trial::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- trials::it_suggests_trials_raw stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'trials::it_suggests_trials_raw' (1637) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511af141 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511b9278 - oss_vizier[f39624a65821e94e]::trials::it_suggests_trials_raw::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511c451e - <oss_vizier[f39624a65821e94e]::trials::it_suggests_trials_raw::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- studies::it_lists_studies stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'studies::it_lists_studies' (1623) panicked at src/lib.rs:905:68:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: tonic::transport::Error(Transport, ConnectError(ConnectError("tcp connect error", 127.0.0.1:28080, Os { code: 111, kind: ConnectionRefused, message: "Connection refused" })))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x650a5140b201 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x650a5142190a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x650a5140fb6c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x650a513e6676 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x650a514030f9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x650a51253070 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x650a51403422 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x650a513e6722 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x650a513df359 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x650a513e751d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x650a514220ec - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x650a51421ec2 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x650a511ccf51 - oss_vizier[f39624a65821e94e]::common::test_client::{closure#0}
[INFO] [stdout]   13:     0x650a511cdf31 - oss_vizier[f39624a65821e94e]::studies::it_lists_studies::{closure#0}
[INFO] [stdout]   14:     0x650a512028c3 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Context>::enter::<core[a373ad73a504971]::task::poll::Poll<()>, <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]   15:     0x650a511fab0c - <tokio[2690bd35683eaeaf]::runtime::context::scoped::Scoped<tokio[2690bd35683eaeaf]::runtime::scheduler::Context>>::set::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>::{closure#0}, core[a373ad73a504971]::option::Option<()>>::{closure#0}, (alloc[2e1b2a31b91974c5]::boxed::Box<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::Core>, core[a373ad73a504971]::option::Option<()>)>
[INFO] [stdout]   16:     0x650a51202c17 - <tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a373ad73a504971]::pin::Pin<&mut core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>>
[INFO] [stdout]   17:     0x650a511fd30d - tokio[2690bd35683eaeaf]::runtime::context::runtime::enter_runtime::<<tokio[2690bd35683eaeaf]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]   18:     0x650a511fa7ae - <tokio[2690bd35683eaeaf]::runtime::runtime::Runtime>::block_on::<core[a373ad73a504971]::pin::Pin<&mut dyn core[a373ad73a504971]::future::future::Future<Output = ()>>>
[INFO] [stdout]   19:     0x650a511d3d1e - <oss_vizier[f39624a65821e94e]::studies::it_lists_studies::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x650a512464bb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   21:     0x650a51253695 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   22:     0x650a5124cf84 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   23:     0x650a51256722 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   24:     0x650a5140a6af - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   25:     0x7ba6d46dedfa - <unknown>
[INFO] [stdout]   26:     0x7ba6d47723d4 - clone
[INFO] [stdout]   27:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     studies::it_can_get_a_study
[INFO] [stdout]     studies::it_creates_studies
[INFO] [stdout]     studies::it_deletes_a_study
[INFO] [stdout]     studies::it_lists_studies
[INFO] [stdout]     trials::it_can_add_trial_measurement
[INFO] [stdout]     trials::it_can_check_trial_early_stopping_state
[INFO] [stdout]     trials::it_can_complete_a_trial
[INFO] [stdout]     trials::it_can_get_a_trial
[INFO] [stdout]     trials::it_can_stop_a_trial
[INFO] [stdout]     trials::it_deletes_a_trial
[INFO] [stdout]     trials::it_lists_optimal_trials
[INFO] [stdout]     trials::it_lists_trials
[INFO] [stdout]     trials::it_suggests_trials
[INFO] [stdout]     trials::it_suggests_trials_raw
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 14 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c", kill_on_drop: false }`
[INFO] [stdout] e66fa079cb194077fbf78261802b9ea66b6aee68c99158767e398cfcea3b1d0c
