[INFO] cloning repository https://github.com/mrcosta/repl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrcosta/repl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrcosta%2Frepl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrcosta%2Frepl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10f7ecf6dcef0dd62dd93e4046efbf324930e137
[INFO] testing mrcosta/repl against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrcosta%2Frepl" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrcosta/repl on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mrcosta/repl
[INFO] finished tweaking git repo https://github.com/mrcosta/repl
[INFO] tweaked toml for git repo https://github.com/mrcosta/repl written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mrcosta/repl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b292398c71b3977eb006debf961baf9c07d56dd7f925f4dc3370e49ef9a4f3f7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b292398c71b3977eb006debf961baf9c07d56dd7f925f4dc3370e49ef9a4f3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b292398c71b3977eb006debf961baf9c07d56dd7f925f4dc3370e49ef9a4f3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b292398c71b3977eb006debf961baf9c07d56dd7f925f4dc3370e49ef9a4f3f7", kill_on_drop: false }`
[INFO] [stdout] b292398c71b3977eb006debf961baf9c07d56dd7f925f4dc3370e49ef9a4f3f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6eab492cbca4f73ad14b173fe72b8f800b0b40a2dd2db99904924501a77c56e9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6eab492cbca4f73ad14b173fe72b8f800b0b40a2dd2db99904924501a77c56e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling repl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.01s
[INFO] running `Command { std: "docker" "inspect" "6eab492cbca4f73ad14b173fe72b8f800b0b40a2dd2db99904924501a77c56e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eab492cbca4f73ad14b173fe72b8f800b0b40a2dd2db99904924501a77c56e9", kill_on_drop: false }`
[INFO] [stdout] 6eab492cbca4f73ad14b173fe72b8f800b0b40a2dd2db99904924501a77c56e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f9ba01d4af8f9a5c426ccb5bacb45ffa4e30a69ab3d316f5b77fc229b7c21a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8f9ba01d4af8f9a5c426ccb5bacb45ffa4e30a69ab3d316f5b77fc229b7c21a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling repl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `my_struct`
[INFO] [stdout]   --> src/serde_deserialization.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let my_struct = serde_json::from_str::<MyStruct>(json).unwrap();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_struct`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "8f9ba01d4af8f9a5c426ccb5bacb45ffa4e30a69ab3d316f5b77fc229b7c21a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9ba01d4af8f9a5c426ccb5bacb45ffa4e30a69ab3d316f5b77fc229b7c21a4", kill_on_drop: false }`
[INFO] [stdout] 8f9ba01d4af8f9a5c426ccb5bacb45ffa4e30a69ab3d316f5b77fc229b7c21a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 92282ae5e2f7fda4c6b5c503bc3458c3217061de8ed0f00db1fec29698c92161
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "92282ae5e2f7fda4c6b5c503bc3458c3217061de8ed0f00db1fec29698c92161", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `my_struct`
[INFO] [stderr]   --> src/serde_deserialization.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |     let my_struct = serde_json::from_str::<MyStruct>(json).unwrap();
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_struct`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/repl-ff1373fe08bdf38d
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test serde_deserialization::not_sent_hash_map_should_deserializes_as_an_empty_hash_map_but_throws_error ... ignored
[INFO] [stdout] test serde_deserialization::not_sent_hash_map_deserializes_as_skippable_none ... ok
[INFO] [stdout] test serde_deserialization::not_sent_hash_map_deserializes_as_optional_none ... ok
[INFO] [stdout] test serde_deserialization::null_sent_hash_map_deserializes_as_optional_none ... ok
[INFO] [stdout] test serde_deserialization::optional_hash_map_deserializes_as_none ... FAILED
[INFO] [stdout] test serde_deserialization::empty_hash_map_deserializes_as_an_empty_hash_map ... FAILED
[INFO] [stdout] test serde_deserialization::not_sent_hash_map_deserializes_as_skippable_none_test_null ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- serde_deserialization::optional_hash_map_deserializes_as_none stdout ----
[INFO] [stdout] thread 'serde_deserialization::optional_hash_map_deserializes_as_none' panicked at 'called `Result::unwrap()` on an `Err` value: Error("missing field `my_map`", line: 1, column: 3)', src/serde_deserialization.rs:85:60
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x563ff7343620 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x563ff7343620 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563ff7343620 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x563ff7343620 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7881e3a580134f9a
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x563ff73673cc - core::fmt::write::h1857a60b204f1b6a
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/fmt/mod.rs:1078:17
[INFO] [stdout]    5:     0x563ff733fac2 - std::io::Write::write_fmt::hd17811b9a5dec54b
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/io/mod.rs:1519:15
[INFO] [stdout]    6:     0x563ff7345e55 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x563ff7345e55 - std::sys_common::backtrace::print::hd22ac23fed5071c8
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x563ff7345e55 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x563ff73459e2 - std::panicking::default_hook::hb08853b392b9404b
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x563ff73465f1 - std::panicking::rust_panic_with_hook::h3624ee29da369ede
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:591:17
[INFO] [stdout]   11:     0x563ff7346137 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:497:13
[INFO] [stdout]   12:     0x563ff7343adc - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x563ff7346099 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:493:5
[INFO] [stdout]   14:     0x563ff7365aa1 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x563ff73658c3 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/option.rs:1268:5
[INFO] [stdout]   16:     0x563ff72d8497 - core::result::Result<T,E>::unwrap::hacdba313cb57843b
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/result.rs:973:23
[INFO] [stdout]   17:     0x563ff72c7f82 - repl::serde_deserialization::optional_hash_map_deserializes_as_none::h619856e270c275b1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/serde_deserialization.rs:85:21
[INFO] [stdout]   18:     0x563ff72c7f2a - repl::serde_deserialization::optional_hash_map_deserializes_as_none::{{closure}}::hdd8c36cadf118a66
[INFO] [stdout]                                at /opt/rustwide/workdir/src/serde_deserialization.rs:75:1
[INFO] [stdout]   19:     0x563ff72cf60e - core::ops::function::FnOnce::call_once::he21121a2310696c7
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x563ff73120e3 - core::ops::function::FnOnce::call_once::h72b3efc134abec04
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x563ff73120e3 - test::__rust_begin_short_backtrace::hf76173a3f44f554b
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/test/src/lib.rs:516:5
[INFO] [stdout]   22:     0x563ff73107d8 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h49f5b686efed1e06
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/alloc/src/boxed.rs:1318:9
[INFO] [stdout]   23:     0x563ff73107d8 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4879f836ca9aaead
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:322:9
[INFO] [stdout]   24:     0x563ff73107d8 - std::panicking::try::do_call::h9655796ce3021b6c
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:379:40
[INFO] [stdout]   25:     0x563ff73107d8 - std::panicking::try::h346508ed448399f4
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:343:19
[INFO] [stdout]   26:     0x563ff73107d8 - std::panic::catch_unwind::h00e84f4e9c3caaa0
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:396:14
[INFO] [stdout]   27:     0x563ff73107d8 - test::run_test_in_process::hc80321f825c30106
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/test/src/lib.rs:538:18
[INFO] [stdout]   28:     0x563ff73107d8 - test::run_test::run_test_inner::{{closure}}::h89c217441620999f
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/test/src/lib.rs:449:39
[INFO] [stdout]   29:     0x563ff72eadc6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3852ec0877008db6
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   30:     0x563ff72ef58d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h7c7dfff4b938ae67
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/thread/mod.rs:474:17
[INFO] [stdout]   31:     0x563ff72ef58d - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8db0dd15c072a403
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:322:9
[INFO] [stdout]   32:     0x563ff72ef58d - std::panicking::try::do_call::haad8639857ae1187
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:379:40
[INFO] [stdout]   33:     0x563ff72ef58d - std::panicking::try::h61de115e9dce60f6
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:343:19
[INFO] [stdout]   34:     0x563ff72ef58d - std::panic::catch_unwind::h50601fd82666a838
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:396:14
[INFO] [stdout]   35:     0x563ff72ef58d - std::thread::Builder::spawn_unchecked::{{closure}}::hac267391ef9d21bd
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/thread/mod.rs:473:30
[INFO] [stdout]   36:     0x563ff72ef58d - core::ops::function::FnOnce::call_once{{vtable.shim}}::heb15d2d9c42706b7
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   37:     0x563ff734bbda - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5446ed3fdb82006e
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/alloc/src/boxed.rs:1318:9
[INFO] [stdout]   38:     0x563ff734bbda - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h62a21a889329a3f2
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/alloc/src/boxed.rs:1318:9
[INFO] [stdout]   39:     0x563ff734bbda - std::sys::unix::thread::Thread::new::thread_start::h62402416daf174b6
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   40:     0x7f9d73887609 - start_thread
[INFO] [stdout]   41:     0x7f9d73659293 - clone
[INFO] [stdout]   42:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- serde_deserialization::empty_hash_map_deserializes_as_an_empty_hash_map stdout ----
[INFO] [stdout] thread 'serde_deserialization::empty_hash_map_deserializes_as_an_empty_hash_map' panicked at 'called `Result::unwrap()` on an `Err` value: Error("invalid type: null, expected a map", line: 1, column: 16)', src/serde_deserialization.rs:65:60
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x563ff7343620 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x563ff7343620 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563ff7343620 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x563ff7343620 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7881e3a580134f9a
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x563ff73673cc - core::fmt::write::h1857a60b204f1b6a
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/fmt/mod.rs:1078:17
[INFO] [stdout]    5:     0x563ff733fac2 - std::io::Write::write_fmt::hd17811b9a5dec54b
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/io/mod.rs:1519:15
[INFO] [stdout]    6:     0x563ff7345e55 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x563ff7345e55 - std::sys_common::backtrace::print::hd22ac23fed5071c8
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x563ff7345e55 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x563ff73459e2 - std::panicking::default_hook::hb08853b392b9404b
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x563ff73465f1 - std::panicking::rust_panic_with_hook::h3624ee29da369ede
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:591:17
[INFO] [stdout]   11:     0x563ff7346137 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:497:13
[INFO] [stdout]   12:     0x563ff7343adc - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x563ff7346099 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:493:5
[INFO] [stdout]   14:     0x563ff7365aa1 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x563ff73658c3 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/option.rs:1268:5
[INFO] [stdout]   16:     0x563ff72d8257 - core::result::Result<T,E>::unwrap::h5431bacc9f4ad584
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/result.rs:973:23
[INFO] [stdout]   17:     0x563ff72c7273 - repl::serde_deserialization::empty_hash_map_deserializes_as_an_empty_hash_map::h1f8de471cb66f029
[INFO] [stdout]                                at /opt/rustwide/workdir/src/serde_deserialization.rs:65:21
[INFO] [stdout]   18:     0x563ff72c720a - repl::serde_deserialization::empty_hash_map_deserializes_as_an_empty_hash_map::{{closure}}::h80e55631074b54b9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/serde_deserialization.rs:55:1
[INFO] [stdout]   19:     0x563ff72cf3ae - core::ops::function::FnOnce::call_once::h0564aa90cfcf63cc
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x563ff73120e3 - core::ops::function::FnOnce::call_once::h72b3efc134abec04
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x563ff73120e3 - test::__rust_begin_short_backtrace::hf76173a3f44f554b
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/test/src/lib.rs:516:5
[INFO] [stdout]   22:     0x563ff73107d8 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h49f5b686efed1e06
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/alloc/src/boxed.rs:1318:9
[INFO] [stdout]   23:     0x563ff73107d8 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4879f836ca9aaead
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:322:9
[INFO] [stdout]   24:     0x563ff73107d8 - std::panicking::try::do_call::h9655796ce3021b6c
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:379:40
[INFO] [stdout]   25:     0x563ff73107d8 - std::panicking::try::h346508ed448399f4
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:343:19
[INFO] [stdout]   26:     0x563ff73107d8 - std::panic::catch_unwind::h00e84f4e9c3caaa0
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:396:14
[INFO] [stdout]   27:     0x563ff73107d8 - test::run_test_in_process::hc80321f825c30106
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/test/src/lib.rs:538:18
[INFO] [stdout]   28:     0x563ff73107d8 - test::run_test::run_test_inner::{{closure}}::h89c217441620999f
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/test/src/lib.rs:449:39
[INFO] [stdout]   29:     0x563ff72eadc6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3852ec0877008db6
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   30:     0x563ff72ef58d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h7c7dfff4b938ae67
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/thread/mod.rs:474:17
[INFO] [stdout]   31:     0x563ff72ef58d - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8db0dd15c072a403
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:322:9
[INFO] [stdout]   32:     0x563ff72ef58d - std::panicking::try::do_call::haad8639857ae1187
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:379:40
[INFO] [stdout]   33:     0x563ff72ef58d - std::panicking::try::h61de115e9dce60f6
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:343:19
[INFO] [stdout]   34:     0x563ff72ef58d - std::panic::catch_unwind::h50601fd82666a838
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:396:14
[INFO] [stdout]   35:     0x563ff72ef58d - std::thread::Builder::spawn_unchecked::{{closure}}::hac267391ef9d21bd
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/thread/mod.rs:473:30
[INFO] [stdout]   36:     0x563ff72ef58d - core::ops::function::FnOnce::call_once{{vtable.shim}}::heb15d2d9c42706b7
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   37:     0x563ff734bbda - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5446ed3fdb82006e
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/alloc/src/boxed.rs:1318:9
[INFO] [stdout]   38:     0x563ff734bbda - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h62a21a889329a3f2
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/alloc/src/boxed.rs:1318:9
[INFO] [stdout]   39:     0x563ff734bbda - std::sys::unix::thread::Thread::new::thread_start::h62402416daf174b6
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   40:     0x7f9d73887609 - start_thread
[INFO] [stdout]   41:     0x7f9d73659293 - clone
[INFO] [stdout]   42:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- serde_deserialization::not_sent_hash_map_deserializes_as_skippable_none_test_null stdout ----
[INFO] [stdout] thread 'serde_deserialization::not_sent_hash_map_deserializes_as_skippable_none_test_null' panicked at 'called `Result::unwrap()` on an `Err` value: Error("invalid type: null, expected a map", line: 1, column: 16)', src/serde_deserialization.rs:138:60
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x563ff7343620 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x563ff7343620 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563ff7343620 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x563ff7343620 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7881e3a580134f9a
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x563ff73673cc - core::fmt::write::h1857a60b204f1b6a
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/fmt/mod.rs:1078:17
[INFO] [stdout]    5:     0x563ff733fac2 - std::io::Write::write_fmt::hd17811b9a5dec54b
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/io/mod.rs:1519:15
[INFO] [stdout]    6:     0x563ff7345e55 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x563ff7345e55 - std::sys_common::backtrace::print::hd22ac23fed5071c8
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x563ff7345e55 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x563ff73459e2 - std::panicking::default_hook::hb08853b392b9404b
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x563ff73465f1 - std::panicking::rust_panic_with_hook::h3624ee29da369ede
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:591:17
[INFO] [stdout]   11:     0x563ff7346137 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:497:13
[INFO] [stdout]   12:     0x563ff7343adc - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x563ff7346099 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:493:5
[INFO] [stdout]   14:     0x563ff7365aa1 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x563ff73658c3 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/option.rs:1268:5
[INFO] [stdout]   16:     0x563ff72d8317 - core::result::Result<T,E>::unwrap::h662f26ee011db7d2
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/result.rs:973:23
[INFO] [stdout]   17:     0x563ff72c9e23 - repl::serde_deserialization::not_sent_hash_map_deserializes_as_skippable_none_test_null::h0479f4dcec184f41
[INFO] [stdout]                                at /opt/rustwide/workdir/src/serde_deserialization.rs:138:21
[INFO] [stdout]   18:     0x563ff72c9dba - repl::serde_deserialization::not_sent_hash_map_deserializes_as_skippable_none_test_null::{{closure}}::h148e9257d0ddcb65
[INFO] [stdout]                                at /opt/rustwide/workdir/src/serde_deserialization.rs:127:1
[INFO] [stdout]   19:     0x563ff72cf40e - core::ops::function::FnOnce::call_once::h15750f05e1247843
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x563ff73120e3 - core::ops::function::FnOnce::call_once::h72b3efc134abec04
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x563ff73120e3 - test::__rust_begin_short_backtrace::hf76173a3f44f554b
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/test/src/lib.rs:516:5
[INFO] [stdout]   22:     0x563ff73107d8 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h49f5b686efed1e06
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/alloc/src/boxed.rs:1318:9
[INFO] [stdout]   23:     0x563ff73107d8 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4879f836ca9aaead
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:322:9
[INFO] [stdout]   24:     0x563ff73107d8 - std::panicking::try::do_call::h9655796ce3021b6c
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:379:40
[INFO] [stdout]   25:     0x563ff73107d8 - std::panicking::try::h346508ed448399f4
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:343:19
[INFO] [stdout]   26:     0x563ff73107d8 - std::panic::catch_unwind::h00e84f4e9c3caaa0
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:396:14
[INFO] [stdout]   27:     0x563ff73107d8 - test::run_test_in_process::hc80321f825c30106
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/test/src/lib.rs:538:18
[INFO] [stdout]   28:     0x563ff73107d8 - test::run_test::run_test_inner::{{closure}}::h89c217441620999f
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/test/src/lib.rs:449:39
[INFO] [stdout]   29:     0x563ff72eadc6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3852ec0877008db6
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   30:     0x563ff72ef58d - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h7c7dfff4b938ae67
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/thread/mod.rs:474:17
[INFO] [stdout]   31:     0x563ff72ef58d - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8db0dd15c072a403
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:322:9
[INFO] [stdout]   32:     0x563ff72ef58d - std::panicking::try::do_call::haad8639857ae1187
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:379:40
[INFO] [stdout]   33:     0x563ff72ef58d - std::panicking::try::h61de115e9dce60f6
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:343:19
[INFO] [stdout]   34:     0x563ff72ef58d - std::panic::catch_unwind::h50601fd82666a838
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:396:14
[INFO] [stdout]   35:     0x563ff72ef58d - std::thread::Builder::spawn_unchecked::{{closure}}::hac267391ef9d21bd
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/thread/mod.rs:473:30
[INFO] [stdout]   36:     0x563ff72ef58d - core::ops::function::FnOnce::call_once{{vtable.shim}}::heb15d2d9c42706b7
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   37:     0x563ff734bbda - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5446ed3fdb82006e
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/alloc/src/boxed.rs:1318:9
[INFO] [stdout]   38:     0x563ff734bbda - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h62a21a889329a3f2
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/alloc/src/boxed.rs:1318:9
[INFO] [stdout]   39:     0x563ff734bbda - std::sys::unix::thread::Thread::new::thread_start::h62402416daf174b6
[INFO] [stdout]                                at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   40:     0x7f9d73887609 - start_thread
[INFO] [stdout]   41:     0x7f9d73659293 - clone
[INFO] [stdout]   42:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     serde_deserialization::empty_hash_map_deserializes_as_an_empty_hash_map
[INFO] [stdout]     serde_deserialization::not_sent_hash_map_deserializes_as_skippable_none_test_null
[INFO] [stdout]     serde_deserialization::optional_hash_map_deserializes_as_none
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 3 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--bin repl'
[INFO] running `Command { std: "docker" "inspect" "92282ae5e2f7fda4c6b5c503bc3458c3217061de8ed0f00db1fec29698c92161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92282ae5e2f7fda4c6b5c503bc3458c3217061de8ed0f00db1fec29698c92161", kill_on_drop: false }`
[INFO] [stdout] 92282ae5e2f7fda4c6b5c503bc3458c3217061de8ed0f00db1fec29698c92161