[INFO] cloning repository https://github.com/NailLaraqui/RustyKV
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NailLaraqui/RustyKV" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNailLaraqui%2FRustyKV", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNailLaraqui%2FRustyKV'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b03b9d364bc57d6cae77deb0b445fb5f56af6549
[INFO] testing NailLaraqui/RustyKV against try#28f95933dc0727396c07b48d0a8cb5211b7fb472 for pr-154065-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNailLaraqui%2FRustyKV" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NailLaraqui/RustyKV
[INFO] finished tweaking git repo https://github.com/NailLaraqui/RustyKV
[INFO] tweaked toml for git repo https://github.com/NailLaraqui/RustyKV written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NailLaraqui/RustyKV on toolchain 28f95933dc0727396c07b48d0a8cb5211b7fb472
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NailLaraqui/RustyKV 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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d0b2f50dd2d82ca3b88fecdae823f939cc5d2cb5d472ccfc1ac4f6cf7c93d1a
[INFO] running `Command { std: "docker" "start" "-a" "7d0b2f50dd2d82ca3b88fecdae823f939cc5d2cb5d472ccfc1ac4f6cf7c93d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d0b2f50dd2d82ca3b88fecdae823f939cc5d2cb5d472ccfc1ac4f6cf7c93d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d0b2f50dd2d82ca3b88fecdae823f939cc5d2cb5d472ccfc1ac4f6cf7c93d1a", kill_on_drop: false }`
[INFO] [stdout] 7d0b2f50dd2d82ca3b88fecdae823f939cc5d2cb5d472ccfc1ac4f6cf7c93d1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5b3a4571164ed0bfba6d04e9d6b2f634dcc9e31e89ce98180e466f2330e8197
[INFO] running `Command { std: "docker" "start" "-a" "d5b3a4571164ed0bfba6d04e9d6b2f634dcc9e31e89ce98180e466f2330e8197", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling colored v3.1.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio v1.51.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling RustyKV v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.94s
[INFO] running `Command { std: "docker" "inspect" "d5b3a4571164ed0bfba6d04e9d6b2f634dcc9e31e89ce98180e466f2330e8197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5b3a4571164ed0bfba6d04e9d6b2f634dcc9e31e89ce98180e466f2330e8197", kill_on_drop: false }`
[INFO] [stdout] d5b3a4571164ed0bfba6d04e9d6b2f634dcc9e31e89ce98180e466f2330e8197
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebeacb678b7b20de972595815c17c411fca1a7d2aebcf572b9c7a0fd2d110e4f
[INFO] running `Command { std: "docker" "start" "-a" "ebeacb678b7b20de972595815c17c411fca1a7d2aebcf572b9c7a0fd2d110e4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling RustyKV v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "ebeacb678b7b20de972595815c17c411fca1a7d2aebcf572b9c7a0fd2d110e4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebeacb678b7b20de972595815c17c411fca1a7d2aebcf572b9c7a0fd2d110e4f", kill_on_drop: false }`
[INFO] [stdout] ebeacb678b7b20de972595815c17c411fca1a7d2aebcf572b9c7a0fd2d110e4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+28f95933dc0727396c07b48d0a8cb5211b7fb472" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 422b9829e3c922926ea26df7441e3ddfdbdc18d547b4d66df41ab2e81a906266
[INFO] running `Command { std: "docker" "start" "-a" "422b9829e3c922926ea26df7441e3ddfdbdc18d547b4d66df41ab2e81a906266", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/RustyKV-18e08008754ad499)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test tests::concurrency_tests::concurrent_reads_do_not_block_each_other ... ok
[INFO] [stdout] test tests::concurrency_tests::concurrent_read_write_consistency ... ok
[INFO] [stdout] test tests::delete_tests::delete_does_not_affect_other_keys ... ok
[INFO] [stdout] test tests::concurrency_tests::concurrent_writes_are_consistent ... ok
[INFO] [stdout] test tests::delete_tests::delete_existing_key ... ok
[INFO] [stdout] test tests::get_tests::get_key_with_empty_value ... ok
[INFO] [stdout] test tests::get_tests::get_existing_key ... ok
[INFO] [stdout] test tests::parse_command_tests::del_valid ... ok
[INFO] [stdout] test tests::parse_command_tests::empty_input ... ok
[INFO] [stdout] test tests::parse_command_tests::get_case_insensitive ... ok
[INFO] [stdout] test tests::get_tests::get_missing_key ... ok
[INFO] [stdout] test tests::parse_command_tests::get_missing_key ... ok
[INFO] [stdout] test tests::parse_command_tests::input_with_leading_trailing_whitespace ... ok
[INFO] [stdout] test tests::parse_command_tests::get_valid ... ok
[INFO] [stdout] test tests::parse_command_tests::save_valid ... ok
[INFO] [stdout] test tests::parse_command_tests::save_with_extra_args ... ok
[INFO] [stdout] test tests::parse_command_tests::set_missing_value ... ok
[INFO] [stdout] test tests::parse_command_tests::set_valid ... ok
[INFO] [stdout] test tests::parse_command_tests::del_missing_key ... ok
[INFO] [stdout] test tests::parse_command_tests::set_missing_key_and_value ... ok
[INFO] [stdout] test tests::parse_command_tests::set_value_with_spaces ... ok
[INFO] [stdout] test tests::parse_command_tests::stats_valid ... ok
[INFO] [stdout] test tests::parse_command_tests::stats_with_extra_args ... ok
[INFO] [stdout] test tests::parse_command_tests::unknown_command ... ok
[INFO] [stdout] test tests::persistence_tests::load_db_from_corrupted_json ... ok
[INFO] [stdout] test tests::set_tests::set_new_key ... ok
[INFO] [stdout] test tests::set_tests::set_multiple_keys ... ok
[INFO] [stdout] test tests::parse_command_tests::whitespace_only ... ok
[INFO] [stdout] test tests::set_tests::set_overwrites_existing_key ... ok
[INFO] [stdout] test tests::delete_tests::delete_nonexistent_key ... ok
[INFO] [stdout] test tests::persistence_tests::save_empty_db ... FAILED
[INFO] [stdout] test tests::persistence_tests::save_creates_valid_json ... FAILED
[INFO] [stdout] test tests::persistence_tests::load_db_from_valid_json ... FAILED
[INFO] [stdout] test tests::persistence_tests::roundtrip_save_and_load ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::persistence_tests::save_empty_db stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::persistence_tests::save_empty_db' (48) panicked at src/tests.rs:276:38:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5868a00c7408 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5868a00c7408 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::trace_unsynchronized::<std[d054f6f42beb1baa]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5868a00c7408 - std[d054f6f42beb1baa]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5868a00c7408 - <<std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[5a1c3e9896636f3a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5868a00dc6da - <core[5a1c3e9896636f3a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5868a00dc6da - core[5a1c3e9896636f3a]::fmt::write
[INFO] [stdout]    6:     0x5868a00cbd42 - std[d054f6f42beb1baa]::io::default_write_fmt::<alloc[154f689e5dd3bae5]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5868a00cbd42 - <alloc[154f689e5dd3bae5]::vec::Vec<u8> as std[d054f6f42beb1baa]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5868a00a5c46 - <std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5868a00a5c46 - std[d054f6f42beb1baa]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5868a00bf2d9 - std[d054f6f42beb1baa]::panicking::default_hook
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58689ffd03bc - <alloc[154f689e5dd3bae5]::boxed::Box<dyn for<'a, 'b> core[5a1c3e9896636f3a]::ops::function::Fn<(&'a std[d054f6f42beb1baa]::panic::PanicHookInfo<'b>,), Output = ()> + core[5a1c3e9896636f3a]::marker::Send + core[5a1c3e9896636f3a]::marker::Sync> as core[5a1c3e9896636f3a]::ops::function::Fn<(&std[d054f6f42beb1baa]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   12:     0x58689ffd03bc - test[fad20673b750c10e]::test_main_inner::<test[fad20673b750c10e]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5868a00bf552 - <alloc[154f689e5dd3bae5]::boxed::Box<dyn for<'a, 'b> core[5a1c3e9896636f3a]::ops::function::Fn<(&'a std[d054f6f42beb1baa]::panic::PanicHookInfo<'b>,), Output = ()> + core[5a1c3e9896636f3a]::marker::Send + core[5a1c3e9896636f3a]::marker::Sync> as core[5a1c3e9896636f3a]::ops::function::Fn<(&std[d054f6f42beb1baa]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   14:     0x5868a00bf552 - std[d054f6f42beb1baa]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5868a00a5d02 - std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5868a009d499 - std[d054f6f42beb1baa]::sys::backtrace::__rust_end_short_backtrace::<std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5868a00a6a1d - __rustc[7ab284efd7f33ea8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5868a00dce9c - core[5a1c3e9896636f3a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5868a00dcc12 - core[5a1c3e9896636f3a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/result.rs:1872:5
[INFO] [stdout]   20:     0x58689ff89341 - <core[5a1c3e9896636f3a]::result::Result<(), std[d054f6f42beb1baa]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x58689ff89341 - RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::save_empty_db::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:276:38
[INFO] [stdout]   22:     0x58689ff90ed2 - <core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>> as core[5a1c3e9896636f3a]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/future/future.rs:133:9
[INFO] [stdout]   23:     0x58689ff90f4d - <core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>> as core[5a1c3e9896636f3a]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x58689ff84e8d - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:778:70
[INFO] [stdout]   25:     0x58689ff84d5b - tokio[7188ecb22e84ac45]::task::coop::with_budget::<core[5a1c3e9896636f3a]::task::poll::Poll<()>, <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   26:     0x58689ff84d5b - tokio[7188ecb22e84ac45]::task::coop::budget::<core[5a1c3e9896636f3a]::task::poll::Poll<()>, <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   27:     0x58689ff84d5b - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:778:25
[INFO] [stdout]   28:     0x58689ff7b680 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Context>::enter::<core[5a1c3e9896636f3a]::task::poll::Poll<()>, <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:451:19
[INFO] [stdout]   29:     0x58689ff83e7d - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:777:44
[INFO] [stdout]   30:     0x58689ff83124 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:865:68
[INFO] [stdout]   31:     0x58689ff66f5b - <tokio[7188ecb22e84ac45]::runtime::context::scoped::Scoped<tokio[7188ecb22e84ac45]::runtime::scheduler::Context>>::set::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}, (alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>)>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   32:     0x58689ff79bd9 - tokio[7188ecb22e84ac45]::runtime::context::set_scheduler::<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context.rs:181:38
[INFO] [stdout]   33:     0x58689ff720b2 - <std[d054f6f42beb1baa]::thread::local::LocalKey<tokio[7188ecb22e84ac45]::runtime::context::Context>>::try_with::<tokio[7188ecb22e84ac45]::runtime::context::set_scheduler<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/local.rs:462:12
[INFO] [stdout]   34:     0x58689ff71c3e - <std[d054f6f42beb1baa]::thread::local::LocalKey<tokio[7188ecb22e84ac45]::runtime::context::Context>>::with::<tokio[7188ecb22e84ac45]::runtime::context::set_scheduler<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/local.rs:426:20
[INFO] [stdout]   35:     0x58689ff7666d - tokio[7188ecb22e84ac45]::runtime::context::set_scheduler::<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context.rs:181:17
[INFO] [stdout]   36:     0x58689ff7dc60 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:865:27
[INFO] [stdout]   37:     0x58689ff7df56 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:765:24
[INFO] [stdout]   38:     0x58689ff82d30 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:205:33
[INFO] [stdout]   39:     0x58689ff87213 - tokio[7188ecb22e84ac45]::runtime::context::runtime::enter_runtime::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   40:     0x58689ff7b1b1 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:193:9
[INFO] [stdout]   41:     0x58689ff85984 - <tokio[7188ecb22e84ac45]::runtime::runtime::Runtime>::block_on_inner::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   42:     0x58689ff85b4f - <tokio[7188ecb22e84ac45]::runtime::runtime::Runtime>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   43:     0x58689ff8e20e - RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::save_empty_db
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:282:28
[INFO] [stdout]   44:     0x58689ff888c7 - RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::save_empty_db::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:267:29
[INFO] [stdout]   45:     0x58689ff9d256 - <RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::save_empty_db::{closure#0} as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58689ffc349b - <fn() -> core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x58689ffc349b - test[fad20673b750c10e]::__rust_begin_short_backtrace::<core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>, fn() -> core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:724:18
[INFO] [stdout]   48:     0x58689ffd0d15 - test[fad20673b750c10e]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:747:74
[INFO] [stdout]   49:     0x58689ffd0d15 - <core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   50:     0x58689ffd0d15 - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}>, core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   51:     0x58689ffd0d15 - std[d054f6f42beb1baa]::panicking::catch_unwind::<core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>, core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   52:     0x58689ffd0d15 - std[d054f6f42beb1baa]::panic::catch_unwind::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}>, core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   53:     0x58689ffd0d15 - test[fad20673b750c10e]::run_test_in_process
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:747:27
[INFO] [stdout]   54:     0x58689ffd0d15 - test[fad20673b750c10e]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:668:43
[INFO] [stdout]   55:     0x58689ffcb874 - test[fad20673b750c10e]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:698:41
[INFO] [stdout]   56:     0x58689ffcb874 - std[d054f6f42beb1baa]::sys::backtrace::__rust_begin_short_backtrace::<test[fad20673b750c10e]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   57:     0x58689ffd3d92 - std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked::<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   58:     0x58689ffd3d92 - <core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   59:     0x58689ffd3d92 - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   60:     0x58689ffd3d92 - std[d054f6f42beb1baa]::panicking::catch_unwind::<(), core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   61:     0x58689ffd3d92 - std[d054f6f42beb1baa]::panic::catch_unwind::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   62:     0x58689ffd3d92 - std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked::<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   63:     0x58689ffd3d92 - <std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1} as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   64:     0x5868a00c684f - <alloc[154f689e5dd3bae5]::boxed::Box<dyn core[5a1c3e9896636f3a]::ops::function::FnOnce<(), Output = ()> + core[5a1c3e9896636f3a]::marker::Send> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2277:9
[INFO] [stdout]   65:     0x5868a00c684f - <std[d054f6f42beb1baa]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   66:     0x7e61ad075aa4 - <unknown>
[INFO] [stdout]   67:     0x7e61ad102a64 - clone
[INFO] [stdout]   68:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::persistence_tests::save_creates_valid_json stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::persistence_tests::save_creates_valid_json' (47) panicked at src/tests.rs:256:38:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5868a00c7408 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5868a00c7408 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::trace_unsynchronized::<std[d054f6f42beb1baa]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5868a00c7408 - std[d054f6f42beb1baa]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5868a00c7408 - <<std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[5a1c3e9896636f3a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5868a00dc6da - <core[5a1c3e9896636f3a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5868a00dc6da - core[5a1c3e9896636f3a]::fmt::write
[INFO] [stdout]    6:     0x5868a00cbd42 - std[d054f6f42beb1baa]::io::default_write_fmt::<alloc[154f689e5dd3bae5]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5868a00cbd42 - <alloc[154f689e5dd3bae5]::vec::Vec<u8> as std[d054f6f42beb1baa]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5868a00a5c46 - <std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5868a00a5c46 - std[d054f6f42beb1baa]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5868a00bf2d9 - std[d054f6f42beb1baa]::panicking::default_hook
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58689ffd03bc - <alloc[154f689e5dd3bae5]::boxed::Box<dyn for<'a, 'b> core[5a1c3e9896636f3a]::ops::function::Fn<(&'a std[d054f6f42beb1baa]::panic::PanicHookInfo<'b>,), Output = ()> + core[5a1c3e9896636f3a]::marker::Send + core[5a1c3e9896636f3a]::marker::Sync> as core[5a1c3e9896636f3a]::ops::function::Fn<(&std[d054f6f42beb1baa]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   12:     0x58689ffd03bc - test[fad20673b750c10e]::test_main_inner::<test[fad20673b750c10e]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5868a00bf552 - <alloc[154f689e5dd3bae5]::boxed::Box<dyn for<'a, 'b> core[5a1c3e9896636f3a]::ops::function::Fn<(&'a std[d054f6f42beb1baa]::panic::PanicHookInfo<'b>,), Output = ()> + core[5a1c3e9896636f3a]::marker::Send + core[5a1c3e9896636f3a]::marker::Sync> as core[5a1c3e9896636f3a]::ops::function::Fn<(&std[d054f6f42beb1baa]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   14:     0x5868a00bf552 - std[d054f6f42beb1baa]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5868a00a5d02 - std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5868a009d499 - std[d054f6f42beb1baa]::sys::backtrace::__rust_end_short_backtrace::<std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5868a00a6a1d - __rustc[7ab284efd7f33ea8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5868a00dce9c - core[5a1c3e9896636f3a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5868a00dcc12 - core[5a1c3e9896636f3a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/result.rs:1872:5
[INFO] [stdout]   20:     0x58689ff8be42 - <core[5a1c3e9896636f3a]::result::Result<(), std[d054f6f42beb1baa]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x58689ff8be42 - RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::save_creates_valid_json::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:256:38
[INFO] [stdout]   22:     0x58689ff90ed2 - <core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>> as core[5a1c3e9896636f3a]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/future/future.rs:133:9
[INFO] [stdout]   23:     0x58689ff90f4d - <core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>> as core[5a1c3e9896636f3a]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x58689ff84e8d - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:778:70
[INFO] [stdout]   25:     0x58689ff84d5b - tokio[7188ecb22e84ac45]::task::coop::with_budget::<core[5a1c3e9896636f3a]::task::poll::Poll<()>, <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   26:     0x58689ff84d5b - tokio[7188ecb22e84ac45]::task::coop::budget::<core[5a1c3e9896636f3a]::task::poll::Poll<()>, <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   27:     0x58689ff84d5b - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:778:25
[INFO] [stderr] error: test failed, to rerun pass `--bin RustyKV`
[INFO] [stdout]   28:     0x58689ff7b680 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Context>::enter::<core[5a1c3e9896636f3a]::task::poll::Poll<()>, <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:451:19
[INFO] [stdout]   29:     0x58689ff83e7d - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:777:44
[INFO] [stdout]   30:     0x58689ff83124 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:865:68
[INFO] [stdout]   31:     0x58689ff66f5b - <tokio[7188ecb22e84ac45]::runtime::context::scoped::Scoped<tokio[7188ecb22e84ac45]::runtime::scheduler::Context>>::set::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}, (alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>)>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   32:     0x58689ff79bd9 - tokio[7188ecb22e84ac45]::runtime::context::set_scheduler::<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context.rs:181:38
[INFO] [stdout]   33:     0x58689ff720b2 - <std[d054f6f42beb1baa]::thread::local::LocalKey<tokio[7188ecb22e84ac45]::runtime::context::Context>>::try_with::<tokio[7188ecb22e84ac45]::runtime::context::set_scheduler<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/local.rs:462:12
[INFO] [stdout]   34:     0x58689ff71c3e - <std[d054f6f42beb1baa]::thread::local::LocalKey<tokio[7188ecb22e84ac45]::runtime::context::Context>>::with::<tokio[7188ecb22e84ac45]::runtime::context::set_scheduler<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/local.rs:426:20
[INFO] [stdout]   35:     0x58689ff7666d - tokio[7188ecb22e84ac45]::runtime::context::set_scheduler::<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context.rs:181:17
[INFO] [stdout]   36:     0x58689ff7dc60 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:865:27
[INFO] [stdout]   37:     0x58689ff7df56 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:765:24
[INFO] [stdout]   38:     0x58689ff82d30 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:205:33
[INFO] [stdout]   39:     0x58689ff87213 - tokio[7188ecb22e84ac45]::runtime::context::runtime::enter_runtime::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   40:     0x58689ff7b1b1 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:193:9
[INFO] [stdout]   41:     0x58689ff85984 - <tokio[7188ecb22e84ac45]::runtime::runtime::Runtime>::block_on_inner::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   42:     0x58689ff85b4f - <tokio[7188ecb22e84ac45]::runtime::runtime::Runtime>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   43:     0x58689ff8e74e - RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::save_creates_valid_json
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:263:28
[INFO] [stdout]   44:     0x58689ff88957 - RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::save_creates_valid_json::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:247:39
[INFO] [stdout]   45:     0x58689ff9d316 - <RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::save_creates_valid_json::{closure#0} as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58689ffc349b - <fn() -> core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x58689ffc349b - test[fad20673b750c10e]::__rust_begin_short_backtrace::<core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>, fn() -> core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:724:18
[INFO] [stdout]   48:     0x58689ffd0d15 - test[fad20673b750c10e]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:747:74
[INFO] [stdout]   49:     0x58689ffd0d15 - <core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   50:     0x58689ffd0d15 - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}>, core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   51:     0x58689ffd0d15 - std[d054f6f42beb1baa]::panicking::catch_unwind::<core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>, core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   52:     0x58689ffd0d15 - std[d054f6f42beb1baa]::panic::catch_unwind::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}>, core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   53:     0x58689ffd0d15 - test[fad20673b750c10e]::run_test_in_process
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:747:27
[INFO] [stdout]   54:     0x58689ffd0d15 - test[fad20673b750c10e]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:668:43
[INFO] [stdout]   55:     0x58689ffcb874 - test[fad20673b750c10e]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:698:41
[INFO] [stdout]   56:     0x58689ffcb874 - std[d054f6f42beb1baa]::sys::backtrace::__rust_begin_short_backtrace::<test[fad20673b750c10e]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   57:     0x58689ffd3d92 - std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked::<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   58:     0x58689ffd3d92 - <core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   59:     0x58689ffd3d92 - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   60:     0x58689ffd3d92 - std[d054f6f42beb1baa]::panicking::catch_unwind::<(), core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   61:     0x58689ffd3d92 - std[d054f6f42beb1baa]::panic::catch_unwind::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   62:     0x58689ffd3d92 - std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked::<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   63:     0x58689ffd3d92 - <std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1} as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   64:     0x5868a00c684f - <alloc[154f689e5dd3bae5]::boxed::Box<dyn core[5a1c3e9896636f3a]::ops::function::FnOnce<(), Output = ()> + core[5a1c3e9896636f3a]::marker::Send> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2277:9
[INFO] [stdout]   65:     0x5868a00c684f - <std[d054f6f42beb1baa]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   66:     0x7e61ad075aa4 - <unknown>
[INFO] [stdout]   67:     0x7e61ad102a64 - clone
[INFO] [stdout]   68:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::persistence_tests::load_db_from_valid_json stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::persistence_tests::load_db_from_valid_json' (45) panicked at src/tests.rs:291:37:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5868a00c7408 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5868a00c7408 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::trace_unsynchronized::<std[d054f6f42beb1baa]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5868a00c7408 - std[d054f6f42beb1baa]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5868a00c7408 - <<std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[5a1c3e9896636f3a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5868a00dc6da - <core[5a1c3e9896636f3a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5868a00dc6da - core[5a1c3e9896636f3a]::fmt::write
[INFO] [stdout]    6:     0x5868a00cbd42 - std[d054f6f42beb1baa]::io::default_write_fmt::<alloc[154f689e5dd3bae5]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5868a00cbd42 - <alloc[154f689e5dd3bae5]::vec::Vec<u8> as std[d054f6f42beb1baa]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5868a00a5c46 - <std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5868a00a5c46 - std[d054f6f42beb1baa]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5868a00bf2d9 - std[d054f6f42beb1baa]::panicking::default_hook
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58689ffd03bc - <alloc[154f689e5dd3bae5]::boxed::Box<dyn for<'a, 'b> core[5a1c3e9896636f3a]::ops::function::Fn<(&'a std[d054f6f42beb1baa]::panic::PanicHookInfo<'b>,), Output = ()> + core[5a1c3e9896636f3a]::marker::Send + core[5a1c3e9896636f3a]::marker::Sync> as core[5a1c3e9896636f3a]::ops::function::Fn<(&std[d054f6f42beb1baa]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   12:     0x58689ffd03bc - test[fad20673b750c10e]::test_main_inner::<test[fad20673b750c10e]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5868a00bf552 - <alloc[154f689e5dd3bae5]::boxed::Box<dyn for<'a, 'b> core[5a1c3e9896636f3a]::ops::function::Fn<(&'a std[d054f6f42beb1baa]::panic::PanicHookInfo<'b>,), Output = ()> + core[5a1c3e9896636f3a]::marker::Send + core[5a1c3e9896636f3a]::marker::Sync> as core[5a1c3e9896636f3a]::ops::function::Fn<(&std[d054f6f42beb1baa]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   14:     0x5868a00bf552 - std[d054f6f42beb1baa]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5868a00a5d02 - std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5868a009d499 - std[d054f6f42beb1baa]::sys::backtrace::__rust_end_short_backtrace::<std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5868a00a6a1d - __rustc[7ab284efd7f33ea8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5868a00dce9c - core[5a1c3e9896636f3a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5868a00dcc12 - core[5a1c3e9896636f3a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/result.rs:1872:5
[INFO] [stdout]   20:     0x58689ff89d6a - <core[5a1c3e9896636f3a]::result::Result<(), std[d054f6f42beb1baa]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x58689ff89d6a - RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::load_db_from_valid_json::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:291:37
[INFO] [stdout]   22:     0x58689ff90ed2 - <core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>> as core[5a1c3e9896636f3a]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/future/future.rs:133:9
[INFO] [stdout]   23:     0x58689ff90f4d - <core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>> as core[5a1c3e9896636f3a]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x58689ff84e8d - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:778:70
[INFO] [stdout]   25:     0x58689ff84d5b - tokio[7188ecb22e84ac45]::task::coop::with_budget::<core[5a1c3e9896636f3a]::task::poll::Poll<()>, <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   26:     0x58689ff84d5b - tokio[7188ecb22e84ac45]::task::coop::budget::<core[5a1c3e9896636f3a]::task::poll::Poll<()>, <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   27:     0x58689ff84d5b - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:778:25
[INFO] [stdout]   28:     0x58689ff7b680 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Context>::enter::<core[5a1c3e9896636f3a]::task::poll::Poll<()>, <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:451:19
[INFO] [stdout]   29:     0x58689ff83e7d - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:777:44
[INFO] [stdout]   30:     0x58689ff83124 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:865:68
[INFO] [stdout]   31:     0x58689ff66f5b - <tokio[7188ecb22e84ac45]::runtime::context::scoped::Scoped<tokio[7188ecb22e84ac45]::runtime::scheduler::Context>>::set::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}, (alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>)>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   32:     0x58689ff79bd9 - tokio[7188ecb22e84ac45]::runtime::context::set_scheduler::<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context.rs:181:38
[INFO] [stdout]   33:     0x58689ff720b2 - <std[d054f6f42beb1baa]::thread::local::LocalKey<tokio[7188ecb22e84ac45]::runtime::context::Context>>::try_with::<tokio[7188ecb22e84ac45]::runtime::context::set_scheduler<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/local.rs:462:12
[INFO] [stdout]   34:     0x58689ff71c3e - <std[d054f6f42beb1baa]::thread::local::LocalKey<tokio[7188ecb22e84ac45]::runtime::context::Context>>::with::<tokio[7188ecb22e84ac45]::runtime::context::set_scheduler<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/local.rs:426:20
[INFO] [stdout]   35:     0x58689ff7666d - tokio[7188ecb22e84ac45]::runtime::context::set_scheduler::<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context.rs:181:17
[INFO] [stdout]   36:     0x58689ff7dc60 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:865:27
[INFO] [stdout]   37:     0x58689ff7df56 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:765:24
[INFO] [stdout]   38:     0x58689ff82d30 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:205:33
[INFO] [stdout]   39:     0x58689ff87213 - tokio[7188ecb22e84ac45]::runtime::context::runtime::enter_runtime::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   40:     0x58689ff7b1b1 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:193:9
[INFO] [stdout]   41:     0x58689ff85984 - <tokio[7188ecb22e84ac45]::runtime::runtime::Runtime>::block_on_inner::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   42:     0x58689ff85b4f - <tokio[7188ecb22e84ac45]::runtime::runtime::Runtime>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   43:     0x58689ff8e3ce - RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::load_db_from_valid_json
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:298:28
[INFO] [stdout]   44:     0x58689ff888f7 - RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::load_db_from_valid_json::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:286:39
[INFO] [stdout]   45:     0x58689ff9d296 - <RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::load_db_from_valid_json::{closure#0} as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58689ffc349b - <fn() -> core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x58689ffc349b - test[fad20673b750c10e]::__rust_begin_short_backtrace::<core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>, fn() -> core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:724:18
[INFO] [stdout]   48:     0x58689ffd0d15 - test[fad20673b750c10e]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:747:74
[INFO] [stdout]   49:     0x58689ffd0d15 - <core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   50:     0x58689ffd0d15 - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}>, core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   51:     0x58689ffd0d15 - std[d054f6f42beb1baa]::panicking::catch_unwind::<core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>, core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   52:     0x58689ffd0d15 - std[d054f6f42beb1baa]::panic::catch_unwind::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}>, core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   53:     0x58689ffd0d15 - test[fad20673b750c10e]::run_test_in_process
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:747:27
[INFO] [stdout]   54:     0x58689ffd0d15 - test[fad20673b750c10e]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:668:43
[INFO] [stdout]   55:     0x58689ffcb874 - test[fad20673b750c10e]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:698:41
[INFO] [stdout]   56:     0x58689ffcb874 - std[d054f6f42beb1baa]::sys::backtrace::__rust_begin_short_backtrace::<test[fad20673b750c10e]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   57:     0x58689ffd3d92 - std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked::<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   58:     0x58689ffd3d92 - <core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   59:     0x58689ffd3d92 - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   60:     0x58689ffd3d92 - std[d054f6f42beb1baa]::panicking::catch_unwind::<(), core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   61:     0x58689ffd3d92 - std[d054f6f42beb1baa]::panic::catch_unwind::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   62:     0x58689ffd3d92 - std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked::<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   63:     0x58689ffd3d92 - <std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1} as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   64:     0x5868a00c684f - <alloc[154f689e5dd3bae5]::boxed::Box<dyn core[5a1c3e9896636f3a]::ops::function::FnOnce<(), Output = ()> + core[5a1c3e9896636f3a]::marker::Send> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2277:9
[INFO] [stdout]   65:     0x5868a00c684f - <std[d054f6f42beb1baa]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   66:     0x7e61ad075aa4 - <unknown>
[INFO] [stdout]   67:     0x7e61ad102a64 - clone
[INFO] [stdout]   68:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::persistence_tests::roundtrip_save_and_load stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::persistence_tests::roundtrip_save_and_load' (46) panicked at src/tests.rs:320:38:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5868a00c7408 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5868a00c7408 - std[d054f6f42beb1baa]::backtrace_rs::backtrace::trace_unsynchronized::<std[d054f6f42beb1baa]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5868a00c7408 - std[d054f6f42beb1baa]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5868a00c7408 - <<std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[5a1c3e9896636f3a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5868a00dc6da - <core[5a1c3e9896636f3a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5868a00dc6da - core[5a1c3e9896636f3a]::fmt::write
[INFO] [stdout]    6:     0x5868a00cbd42 - std[d054f6f42beb1baa]::io::default_write_fmt::<alloc[154f689e5dd3bae5]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:622:11
[INFO] [stdout]    7:     0x5868a00cbd42 - <alloc[154f689e5dd3bae5]::vec::Vec<u8> as std[d054f6f42beb1baa]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/io/mod.rs:1977:13
[INFO] [stdout]    8:     0x5868a00a5c46 - <std[d054f6f42beb1baa]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5868a00a5c46 - std[d054f6f42beb1baa]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5868a00bf2d9 - std[d054f6f42beb1baa]::panicking::default_hook
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58689ffd03bc - <alloc[154f689e5dd3bae5]::boxed::Box<dyn for<'a, 'b> core[5a1c3e9896636f3a]::ops::function::Fn<(&'a std[d054f6f42beb1baa]::panic::PanicHookInfo<'b>,), Output = ()> + core[5a1c3e9896636f3a]::marker::Send + core[5a1c3e9896636f3a]::marker::Sync> as core[5a1c3e9896636f3a]::ops::function::Fn<(&std[d054f6f42beb1baa]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   12:     0x58689ffd03bc - test[fad20673b750c10e]::test_main_inner::<test[fad20673b750c10e]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5868a00bf552 - <alloc[154f689e5dd3bae5]::boxed::Box<dyn for<'a, 'b> core[5a1c3e9896636f3a]::ops::function::Fn<(&'a std[d054f6f42beb1baa]::panic::PanicHookInfo<'b>,), Output = ()> + core[5a1c3e9896636f3a]::marker::Send + core[5a1c3e9896636f3a]::marker::Sync> as core[5a1c3e9896636f3a]::ops::function::Fn<(&std[d054f6f42beb1baa]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2291:9
[INFO] [stdout]   14:     0x5868a00bf552 - std[d054f6f42beb1baa]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5868a00a5d02 - std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5868a009d499 - std[d054f6f42beb1baa]::sys::backtrace::__rust_end_short_backtrace::<std[d054f6f42beb1baa]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5868a00a6a1d - __rustc[7ab284efd7f33ea8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5868a00dce9c - core[5a1c3e9896636f3a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5868a00dcc12 - core[5a1c3e9896636f3a]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/result.rs:1872:5
[INFO] [stdout]   20:     0x58689ff8ad85 - <core[5a1c3e9896636f3a]::result::Result<(), std[d054f6f42beb1baa]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x58689ff8ad85 - RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::roundtrip_save_and_load::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:320:38
[INFO] [stdout]   22:     0x58689ff90ed2 - <core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>> as core[5a1c3e9896636f3a]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/future/future.rs:133:9
[INFO] [stdout]   23:     0x58689ff90f4d - <core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>> as core[5a1c3e9896636f3a]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x58689ff84e8d - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:778:70
[INFO] [stdout]   25:     0x58689ff84d5b - tokio[7188ecb22e84ac45]::task::coop::with_budget::<core[5a1c3e9896636f3a]::task::poll::Poll<()>, <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   26:     0x58689ff84d5b - tokio[7188ecb22e84ac45]::task::coop::budget::<core[5a1c3e9896636f3a]::task::poll::Poll<()>, <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   27:     0x58689ff84d5b - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:778:25
[INFO] [stdout]   28:     0x58689ff7b680 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Context>::enter::<core[5a1c3e9896636f3a]::task::poll::Poll<()>, <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:451:19
[INFO] [stdout]   29:     0x58689ff83e7d - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:777:44
[INFO] [stdout]   30:     0x58689ff83124 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:865:68
[INFO] [stdout]   31:     0x58689ff66f5b - <tokio[7188ecb22e84ac45]::runtime::context::scoped::Scoped<tokio[7188ecb22e84ac45]::runtime::scheduler::Context>>::set::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}, (alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>)>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   32:     0x58689ff79bd9 - tokio[7188ecb22e84ac45]::runtime::context::set_scheduler::<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context.rs:181:38
[INFO] [stdout]   33:     0x58689ff720b2 - <std[d054f6f42beb1baa]::thread::local::LocalKey<tokio[7188ecb22e84ac45]::runtime::context::Context>>::try_with::<tokio[7188ecb22e84ac45]::runtime::context::set_scheduler<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/local.rs:462:12
[INFO] [stdout]   34:     0x58689ff71c3e - <std[d054f6f42beb1baa]::thread::local::LocalKey<tokio[7188ecb22e84ac45]::runtime::context::Context>>::with::<tokio[7188ecb22e84ac45]::runtime::context::set_scheduler<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/local.rs:426:20
[INFO] [stdout]   35:     0x58689ff7666d - tokio[7188ecb22e84ac45]::runtime::context::set_scheduler::<(alloc[154f689e5dd3bae5]::boxed::Box<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::Core>, core[5a1c3e9896636f3a]::option::Option<()>), <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context.rs:181:17
[INFO] [stdout]   36:     0x58689ff7dc60 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>::{closure#0}, core[5a1c3e9896636f3a]::option::Option<()>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:865:27
[INFO] [stdout]   37:     0x58689ff7df56 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:765:24
[INFO] [stdout]   38:     0x58689ff82d30 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:205:33
[INFO] [stdout]   39:     0x58689ff87213 - tokio[7188ecb22e84ac45]::runtime::context::runtime::enter_runtime::<<tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   40:     0x58689ff7b1b1 - <tokio[7188ecb22e84ac45]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/scheduler/current_thread/mod.rs:193:9
[INFO] [stdout]   41:     0x58689ff85984 - <tokio[7188ecb22e84ac45]::runtime::runtime::Runtime>::block_on_inner::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   42:     0x58689ff85b4f - <tokio[7188ecb22e84ac45]::runtime::runtime::Runtime>::block_on::<core[5a1c3e9896636f3a]::pin::Pin<&mut dyn core[5a1c3e9896636f3a]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.51.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   43:     0x58689ff8e591 - RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::roundtrip_save_and_load
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:329:28
[INFO] [stdout]   44:     0x58689ff88927 - RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::roundtrip_save_and_load::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:309:39
[INFO] [stdout]   45:     0x58689ff9d2d6 - <RustyKV[b80ff11af6c26cfc]::tests::persistence_tests::roundtrip_save_and_load::{closure#0} as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x58689ffc349b - <fn() -> core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x58689ffc349b - test[fad20673b750c10e]::__rust_begin_short_backtrace::<core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>, fn() -> core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:724:18
[INFO] [stdout]   48:     0x58689ffd0d15 - test[fad20673b750c10e]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:747:74
[INFO] [stdout]   49:     0x58689ffd0d15 - <core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   50:     0x58689ffd0d15 - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}>, core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   51:     0x58689ffd0d15 - std[d054f6f42beb1baa]::panicking::catch_unwind::<core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>, core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   52:     0x58689ffd0d15 - std[d054f6f42beb1baa]::panic::catch_unwind::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<test[fad20673b750c10e]::run_test_in_process::{closure#0}>, core[5a1c3e9896636f3a]::result::Result<(), alloc[154f689e5dd3bae5]::string::String>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   53:     0x58689ffd0d15 - test[fad20673b750c10e]::run_test_in_process
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:747:27
[INFO] [stdout]   54:     0x58689ffd0d15 - test[fad20673b750c10e]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:668:43
[INFO] [stdout]   55:     0x58689ffcb874 - test[fad20673b750c10e]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/test/src/lib.rs:698:41
[INFO] [stdout]   56:     0x58689ffcb874 - std[d054f6f42beb1baa]::sys::backtrace::__rust_begin_short_backtrace::<test[fad20673b750c10e]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   57:     0x58689ffd3d92 - std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked::<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   58:     0x58689ffd3d92 - <core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   59:     0x58689ffd3d92 - std[d054f6f42beb1baa]::panicking::catch_unwind::do_call::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:581:40
[INFO] [stdout]   60:     0x58689ffd3d92 - std[d054f6f42beb1baa]::panicking::catch_unwind::<(), core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panicking.rs:544:19
[INFO] [stdout]   61:     0x58689ffd3d92 - std[d054f6f42beb1baa]::panic::catch_unwind::<core[5a1c3e9896636f3a]::panic::unwind_safe::AssertUnwindSafe<std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/panic.rs:359:14
[INFO] [stdout]   62:     0x58689ffd3d92 - std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked::<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   63:     0x58689ffd3d92 - <std[d054f6f42beb1baa]::thread::lifecycle::spawn_unchecked<test[fad20673b750c10e]::run_test::{closure#1}, ()>::{closure#1} as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   64:     0x5868a00c684f - <alloc[154f689e5dd3bae5]::boxed::Box<dyn core[5a1c3e9896636f3a]::ops::function::FnOnce<(), Output = ()> + core[5a1c3e9896636f3a]::marker::Send> as core[5a1c3e9896636f3a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/alloc/src/boxed.rs:2277:9
[INFO] [stdout]   65:     0x5868a00c684f - <std[d054f6f42beb1baa]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/28f95933dc0727396c07b48d0a8cb5211b7fb472/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   66:     0x7e61ad075aa4 - <unknown>
[INFO] [stdout]   67:     0x7e61ad102a64 - clone
[INFO] [stdout]   68:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::persistence_tests::load_db_from_valid_json
[INFO] [stdout]     tests::persistence_tests::roundtrip_save_and_load
[INFO] [stdout]     tests::persistence_tests::save_creates_valid_json
[INFO] [stdout]     tests::persistence_tests::save_empty_db
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 30 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "422b9829e3c922926ea26df7441e3ddfdbdc18d547b4d66df41ab2e81a906266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "422b9829e3c922926ea26df7441e3ddfdbdc18d547b4d66df41ab2e81a906266", kill_on_drop: false }`
[INFO] [stdout] 422b9829e3c922926ea26df7441e3ddfdbdc18d547b4d66df41ab2e81a906266
