[INFO] cloning repository https://github.com/WhatADumb/belajar-rust-dasar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WhatADumb/belajar-rust-dasar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhatADumb%2Fbelajar-rust-dasar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhatADumb%2Fbelajar-rust-dasar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 939f1d77e1011af5ce1ef3740efe651068ac5708
[INFO] testing WhatADumb/belajar-rust-dasar against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWhatADumb%2Fbelajar-rust-dasar" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/WhatADumb/belajar-rust-dasar
[INFO] finished tweaking git repo https://github.com/WhatADumb/belajar-rust-dasar
[INFO] tweaked toml for git repo https://github.com/WhatADumb/belajar-rust-dasar written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/WhatADumb/belajar-rust-dasar on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/WhatADumb/belajar-rust-dasar 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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aad5938f6b3f38a7f6313096471476dc99632ffcf76466a0f3666a1dbbf47319
[INFO] running `Command { std: "docker" "start" "-a" "aad5938f6b3f38a7f6313096471476dc99632ffcf76466a0f3666a1dbbf47319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aad5938f6b3f38a7f6313096471476dc99632ffcf76466a0f3666a1dbbf47319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aad5938f6b3f38a7f6313096471476dc99632ffcf76466a0f3666a1dbbf47319", kill_on_drop: false }`
[INFO] [stdout] aad5938f6b3f38a7f6313096471476dc99632ffcf76466a0f3666a1dbbf47319
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 815ab3c305dac8ceda154b842fb553cae41b24869964b959f5a4d83ad1e56010
[INFO] running `Command { std: "docker" "start" "-a" "815ab3c305dac8ceda154b842fb553cae41b24869964b959f5a4d83ad1e56010", kill_on_drop: false }`
[INFO] [stderr]    Compiling belajar-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `say_hello_to` and `say_hello` are never used
[INFO] [stdout]     --> src/main.rs:1048:8
[INFO] [stdout]      |
[INFO] [stdout] 1046 | trait GreetingHello {
[INFO] [stdout]      |       ------------- methods in this trait
[INFO] [stdout] 1047 |     fn greeting(&self) -> String;
[INFO] [stdout] 1048 |     fn say_hello_to(&self, name: &str) -> String;
[INFO] [stdout]      |        ^^^^^^^^^^^^
[INFO] [stdout] 1049 |     fn say_hello(&self) -> String{
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `farewall_to` is never used
[INFO] [stdout]     --> src/main.rs:1066:8
[INFO] [stdout]      |
[INFO] [stdout] 1064 | trait FarewellHello{
[INFO] [stdout]      |       ------------- method in this trait
[INFO] [stdout] 1065 |     fn farewall(&self) -> String;
[INFO] [stdout] 1066 |     fn farewall_to(&self, name: &str) -> String;
[INFO] [stdout]      |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Communication` is never used
[INFO] [stdout]     --> src/main.rs:1142:7
[INFO] [stdout]      |
[INFO] [stdout] 1142 | trait Communication: GreetingHello + FarewellHello{
[INFO] [stdout]      |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimpleMan` is never constructed
[INFO] [stdout]     --> src/main.rs:1146:8
[INFO] [stdout]      |
[INFO] [stdout] 1146 | struct SimpleMan{
[INFO] [stdout]      |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `GetValue` is never used
[INFO] [stdout]     --> src/main.rs:1193:7
[INFO] [stdout]      |
[INFO] [stdout] 1193 | trait GetValue<X> where X: PartialOrd {
[INFO] [stdout]      |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Apple` is never constructed
[INFO] [stdout]     --> src/main.rs:1295:8
[INFO] [stdout]      |
[INFO] [stdout] 1295 | struct Apple{
[INFO] [stdout]      |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MyValue` is never constructed
[INFO] [stdout]     --> src/main.rs:1969:8
[INFO] [stdout]      |
[INFO] [stdout] 1969 | struct MyValue<T>{
[INFO] [stdout]      |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Book` is never constructed
[INFO] [stdout]     --> src/main.rs:2000:8
[INFO] [stdout]      |
[INFO] [stdout] 2000 | struct Book<'a>{
[INFO] [stdout]      |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "815ab3c305dac8ceda154b842fb553cae41b24869964b959f5a4d83ad1e56010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "815ab3c305dac8ceda154b842fb553cae41b24869964b959f5a4d83ad1e56010", kill_on_drop: false }`
[INFO] [stdout] 815ab3c305dac8ceda154b842fb553cae41b24869964b959f5a4d83ad1e56010
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64febbc5e51a8b450eb4f7aa3b445af2b8e3dafd80a88ffc9ff87c637b72484c
[INFO] running `Command { std: "docker" "start" "-a" "64febbc5e51a8b450eb4f7aa3b445af2b8e3dafd80a88ffc9ff87c637b72484c", kill_on_drop: false }`
[INFO] [stderr]    Compiling belajar-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a shared reference to mutable static
[INFO] [stdout]     --> src/main.rs:2078:24
[INFO] [stdout]      |
[INFO] [stdout] 2078 |         println!("{}", COUNTER);
[INFO] [stdout]      |                        ^^^^^^^ shared reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "64febbc5e51a8b450eb4f7aa3b445af2b8e3dafd80a88ffc9ff87c637b72484c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64febbc5e51a8b450eb4f7aa3b445af2b8e3dafd80a88ffc9ff87c637b72484c", kill_on_drop: false }`
[INFO] [stdout] 64febbc5e51a8b450eb4f7aa3b445af2b8e3dafd80a88ffc9ff87c637b72484c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30e1a61e47562b816447f8bc124697eb9f1c74d3b60c9a40b6f36605a7cea166
[INFO] running `Command { std: "docker" "start" "-a" "30e1a61e47562b816447f8bc124697eb9f1c74d3b60c9a40b6f36605a7cea166", kill_on_drop: false }`
[INFO] [stderr] warning: creating a shared reference to mutable static
[INFO] [stderr]     --> src/main.rs:2078:24
[INFO] [stderr]      |
[INFO] [stderr] 2078 |         println!("{}", COUNTER);
[INFO] [stderr]      |                        ^^^^^^^ shared reference to mutable static
[INFO] [stderr]      |
[INFO] [stderr]      = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stderr]      = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `belajar-rust` (bin "belajar-rust" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/belajar_rust-d51ece7cf6cdae30)
[INFO] [stdout] 
[INFO] [stdout] running 116 tests
[INFO] [stdout] test array_test ... ok
[INFO] [stdout] test associated_function_test ... ok
[INFO] [stdout] test array_for_test ... ok
[INFO] [stdout] test array_while_test ... ok
[INFO] [stdout] test alias_test ... ok
[INFO] [stdout] test augmented_assignment_test ... ok
[INFO] [stdout] test boolean_operator_test ... ok
[INFO] [stdout] test boolean_test ... ok
[INFO] [stdout] test borrowing_test ... ok
[INFO] [stdout] test btree_test ... ok
[INFO] [stdout] test char_test ... ok
[INFO] [stdout] test clone_change_ownership_heap ... ok
[INFO] [stdout] test closure_function_test ... ok
[INFO] [stdout] test closure_parameter_test ... ok
[INFO] [stdout] test closure_scope_alternate_test ... ok
[INFO] [stdout] test closure_scope_test ... ok
[INFO] [stdout] test closure_test ... ok
[INFO] [stdout] test comparison_test ... ok
[INFO] [stdout] test constant_test ... ok
[INFO] [stdout] test copy_data_stack ... ok
[INFO] [stdout] test dangling_reference_test ... ok
[INFO] [stdout] test dereference_parameter_test ... ok
[INFO] [stdout] test dereference_test ... ok
[INFO] [stdout] test dereference_value_test ... ok
[INFO] [stdout] test enum_data_test ... ok
[INFO] [stdout] test enum_method_test ... ok
[INFO] [stdout] test enum_test ... ok
[INFO] [stdout] test explicit_implicit_test ... ok
[INFO] [stdout] test formatting_test ... ok
[INFO] [stdout] test function_test ... ok
[INFO] [stdout] test generic_enum_test ... ok
[INFO] [stdout] test generic_function_test ... ok
[INFO] [stdout] test generic_test ... ok
[INFO] [stdout] test generic_method_test ... ok
[INFO] [stdout] test generic_type_bound_test ... ok
[INFO] [stdout] test hashset_test ... ok
[INFO] [stdout] test heap_stack_test ... ok
[INFO] [stdout] test iterator_test ... ok
[INFO] [stdout] test let_expression_test ... ok
[INFO] [stdout] test interior_mut_test ... ok
[INFO] [stdout] test let_loop_condition_test ... ok
[INFO] [stdout] test hash_map_test ... ok
[INFO] [stdout] test lifetime_annotation_test ... ok
[INFO] [stdout] test btree_set_test ... ok
[INFO] [stdout] test lifetime_struct_method_test ... ok
[INFO] [stdout] test iterator_function_test ... ok
[INFO] [stdout] test loop_condition_test ... ok
[INFO] [stdout] test if_expression_test ... ok
[INFO] [stdout] test lifetime_struct_test ... ok
[INFO] [stdout] test macro_test ... ok
[INFO] [stdout] test main_test ... ok
[INFO] [stdout] test match_destruct_enum_test ... ok
[INFO] [stdout] test match_destruct_struct_test_1 ... ok
[INFO] [stdout] test match_destruct_struct_test_2 ... ok
[INFO] [stdout] test linked_list_test ... ok
[INFO] [stdout] test match_enum_test ... ok
[INFO] [stdout] test match_expression_test ... ok
[INFO] [stdout] test match_ignoring ... ok
[INFO] [stdout] test method_test ... ok
[INFO] [stdout] test mod_hello_test ... ok
[INFO] [stdout] test multiple_ownership_test ... ok
[INFO] [stdout] test number_conversion_test ... ok
[INFO] [stdout] test number_test ... ok
[INFO] [stdout] test numeric_operation_test ... ok
[INFO] [stdout] test overloadable_test ... ok
[INFO] [stdout] test ownership_rules ... ok
[INFO] [stdout] test question_mark_operator_test ... ok
[INFO] [stdout] test range_exclusive_test ... ok
[INFO] [stdout] test range_inclusive_test ... ok
[INFO] [stdout] test recoverable_error_test ... ok
[INFO] [stdout] test reference_ownership_test ... ok
[INFO] [stdout] test return_back_ownership ... ok
[INFO] [stdout] test shadowing_test ... ok
[INFO] [stdout] test slicing_string_test ... ok
[INFO] [stdout] test smart_pointer_recursice_field_test ... ok
[INFO] [stdout] test smart_pointer_test ... ok
[INFO] [stdout] test static_test ... ok
[INFO] [stdout] test lifetime_struct_generic_test ... ok
[INFO] [stdout] test match_ignoring_range_test ... ok
[INFO] [stdout] test match_multiple_value_test ... ok
[INFO] [stdout] test match_range_test ... ok
[INFO] [stdout] test match_value_test ... ok
[INFO] [stdout] test mod_info_test ... ok
[INFO] [stdout] test mod_model_test ... ok
[INFO] [stdout] test option_test ... ok
[INFO] [stdout] test ownerhship_function ... ok
[INFO] [stdout] test slicing_array_test ... ok
[INFO] [stdout] test static_unsafe_test ... ok
[INFO] [stdout] test string_and_slice_test ... ok
[INFO] [stdout] test struct_function_test ... ok
[INFO] [stdout] test string_test ... ok
[INFO] [stdout] test struct_partial_update_test ... ok
[INFO] [stdout] test struct_test ... ok
[INFO] [stdout] test struct_tuple_test ... ok
[INFO] [stdout] test take_over_ownership ... ok
[INFO] [stdout] test trait_conflict_name_test ... ok
[INFO] [stdout] test trait_return_test ... ok
[INFO] [stdout] test string_format_test ... ok
[INFO] [stdout] test trait_super_test ... ok
[INFO] [stdout] test struct_update_test ... ok
[INFO] [stdout] test trait_test ... ok
[INFO] [stdout] test variable_scope_test ... ok
[INFO] [stdout] test unit_test ... ok
[INFO] [stdout] test variable_test ... ok
[INFO] [stdout] test vecdeque_test ... ok
[INFO] [stdout] test vector_test ... ok
[INFO] [stdout] test struct_init_shorthand_test ... ok
[INFO] [stdout] test struct_unit_test ... ok
[INFO] [stdout] test cleanup_test ... ok
[INFO] [stdout] test comparing_test ... ok
[INFO] [stdout] test label_loop_condition_test ... ok
[INFO] [stdout] test lifetime_annotation_dangling_test ... ok
[INFO] [stdout] test string_slice_test ... ok
[INFO] [stdout] test tuple_test ... ok
[INFO] [stdout] test while_condition_test ... ok
[INFO] [stdout] test unrecoverable_error_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- unrecoverable_error_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'unrecoverable_error_test' (135) panicked at src/main.rs:1729:17:
[INFO] [stdout] No Server found to online
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5facf856af2a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5facf856af2a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5facf856af2a - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5facf856af2a - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5facf858018a - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5facf858018a - core[10b6fa85044e1869]::fmt::write
[INFO] [stdout]    6:     0x5facf856f7b2 - std[b80a194dd3c418bb]::io::default_write_fmt::<alloc[dd269455e567d8e9]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5facf856f7b2 - <alloc[dd269455e567d8e9]::vec::Vec<u8> as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5facf854a13f - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5facf854a13f - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5facf8563499 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5facf85004fc - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5facf85004fc - test[826cbc6ef54ab466]::test_main_with_exit_callback::<test[826cbc6ef54ab466]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5facf8563652 - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x5facf8563652 - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5facf854a22a - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5facf8541b99 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5facf854af0d - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5facf85809fc - core[10b6fa85044e1869]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5facf84c91e9 - belajar_rust::connect_server::h985a6a1bdfe75872
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:1729:17
[INFO] [stdout]   20:     0x5facf84d062a - belajar_rust::unrecoverable_error_test::hf8be0b1c1acc3ee1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:1775:5
[INFO] [stdout]   21:     0x5facf84d0647 - belajar_rust::unrecoverable_error_test::{{closure}}::h1dc1e865dc9da764
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:1773:30
[INFO] [stdout]   22:     0x5facf84ebac6 - core::ops::function::FnOnce::call_once::he9150a3098e0adc7
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5facf84f45db - <fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5facf84f45db - test[826cbc6ef54ab466]::__rust_begin_short_backtrace::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x5facf8500fcb - test[826cbc6ef54ab466]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x5facf8500fcb - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x5facf8500fcb - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x5facf8500fcb - std[b80a194dd3c418bb]::panicking::catch_unwind::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x5facf8500fcb - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5facf8500fcb - test[826cbc6ef54ab466]::run_test_in_process
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x5facf8500fcb - test[826cbc6ef54ab466]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x5facf84fc6e4 - test[826cbc6ef54ab466]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x5facf84fc6e4 - std[b80a194dd3c418bb]::sys::backtrace::__rust_begin_short_backtrace::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x5facf8503bd2 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   35:     0x5facf8503bd2 - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x5facf8503bd2 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5facf8503bd2 - std[b80a194dd3c418bb]::panicking::catch_unwind::<(), core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5facf8503bd2 - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5facf8503bd2 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   40:     0x5facf8503bd2 - <std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1} as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5facf856a83f - <alloc[dd269455e567d8e9]::boxed::Box<dyn core[10b6fa85044e1869]::ops::function::FnOnce<(), Output = ()> + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   42:     0x5facf856a83f - <std[b80a194dd3c418bb]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x75a5b6634aa4 - <unknown>
[INFO] [stdout]   44:     0x75a5b66c1a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     unrecoverable_error_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 115 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin belajar-rust`
[INFO] running `Command { std: "docker" "inspect" "30e1a61e47562b816447f8bc124697eb9f1c74d3b60c9a40b6f36605a7cea166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e1a61e47562b816447f8bc124697eb9f1c74d3b60c9a40b6f36605a7cea166", kill_on_drop: false }`
[INFO] [stdout] 30e1a61e47562b816447f8bc124697eb9f1c74d3b60c9a40b6f36605a7cea166
