[INFO] fetching crate susumu 0.2.0...
[INFO] testing susumu-0.2.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate susumu 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate susumu 0.2.0
[INFO] finished tweaking crates.io crate susumu 0.2.0
[INFO] tweaked toml for crates.io crate susumu 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate susumu 0.2.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate susumu 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c5beaf55040896704a3876c41b767e9ebdfcd3519f08b253aa14cbc99f97d3af
[INFO] running `Command { std: "docker" "start" "c5beaf55040896704a3876c41b767e9ebdfcd3519f08b253aa14cbc99f97d3af", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c5beaf55040896704a3876c41b767e9ebdfcd3519f08b253aa14cbc99f97d3af" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5beaf55040896704a3876c41b767e9ebdfcd3519f08b253aa14cbc99f97d3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c5beaf55040896704a3876c41b767e9ebdfcd3519f08b253aa14cbc99f97d3af" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling susumu v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `register_math_functions`, `register_string_functions`, `register_array_functions`, `register_io_functions`, `register_utility_functions`, and `register_maybe_result_functions` are never used
[INFO] [stdout]    --> src/builtins.rs:55:8
[INFO] [stdout]     |
[INFO] [stdout]  15 | impl BuiltinRegistry {
[INFO] [stdout]     | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  55 |     fn register_math_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  70 |     fn register_string_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  81 |     fn register_array_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  94 |     fn register_io_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn register_utility_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn register_maybe_result_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_add` is never used
[INFO] [stdout]    --> src/builtins.rs:258:4
[INFO] [stdout]     |
[INFO] [stdout] 258 | fn builtin_add(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_subtract` is never used
[INFO] [stdout]    --> src/builtins.rs:275:4
[INFO] [stdout]     |
[INFO] [stdout] 275 | fn builtin_subtract(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_multiply` is never used
[INFO] [stdout]    --> src/builtins.rs:293:4
[INFO] [stdout]     |
[INFO] [stdout] 293 | fn builtin_multiply(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_divide` is never used
[INFO] [stdout]    --> src/builtins.rs:310:4
[INFO] [stdout]     |
[INFO] [stdout] 310 | fn builtin_divide(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_abs` is never used
[INFO] [stdout]    --> src/builtins.rs:384:4
[INFO] [stdout]     |
[INFO] [stdout] 384 | fn builtin_abs(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_min` is never used
[INFO] [stdout]    --> src/builtins.rs:397:4
[INFO] [stdout]     |
[INFO] [stdout] 397 | fn builtin_min(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_max` is never used
[INFO] [stdout]    --> src/builtins.rs:419:4
[INFO] [stdout]     |
[INFO] [stdout] 419 | fn builtin_max(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_sum` is never used
[INFO] [stdout]    --> src/builtins.rs:441:4
[INFO] [stdout]     |
[INFO] [stdout] 441 | fn builtin_sum(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_average` is never used
[INFO] [stdout]    --> src/builtins.rs:445:4
[INFO] [stdout]     |
[INFO] [stdout] 445 | fn builtin_average(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_concat` is never used
[INFO] [stdout]    --> src/builtins.rs:460:4
[INFO] [stdout]     |
[INFO] [stdout] 460 | fn builtin_concat(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_length` is never used
[INFO] [stdout]    --> src/builtins.rs:471:4
[INFO] [stdout]     |
[INFO] [stdout] 471 | fn builtin_length(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_substring` is never used
[INFO] [stdout]    --> src/builtins.rs:488:4
[INFO] [stdout]     |
[INFO] [stdout] 488 | fn builtin_substring(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_to_upper` is never used
[INFO] [stdout]    --> src/builtins.rs:521:4
[INFO] [stdout]     |
[INFO] [stdout] 521 | fn builtin_to_upper(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_to_lower` is never used
[INFO] [stdout]    --> src/builtins.rs:534:4
[INFO] [stdout]     |
[INFO] [stdout] 534 | fn builtin_to_lower(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_trim` is never used
[INFO] [stdout]    --> src/builtins.rs:547:4
[INFO] [stdout]     |
[INFO] [stdout] 547 | fn builtin_trim(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_split` is never used
[INFO] [stdout]    --> src/builtins.rs:560:4
[INFO] [stdout]     |
[INFO] [stdout] 560 | fn builtin_split(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_contains` is never used
[INFO] [stdout]    --> src/builtins.rs:576:4
[INFO] [stdout]     |
[INFO] [stdout] 576 | fn builtin_contains(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_first` is never used
[INFO] [stdout]    --> src/builtins.rs:590:4
[INFO] [stdout]     |
[INFO] [stdout] 590 | fn builtin_first(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_last` is never used
[INFO] [stdout]    --> src/builtins.rs:609:4
[INFO] [stdout]     |
[INFO] [stdout] 609 | fn builtin_last(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_rest` is never used
[INFO] [stdout]    --> src/builtins.rs:628:4
[INFO] [stdout]     |
[INFO] [stdout] 628 | fn builtin_rest(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_push` is never used
[INFO] [stdout]    --> src/builtins.rs:647:4
[INFO] [stdout]     |
[INFO] [stdout] 647 | fn builtin_push(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_pop` is never used
[INFO] [stdout]    --> src/builtins.rs:664:4
[INFO] [stdout]     |
[INFO] [stdout] 664 | fn builtin_pop(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_filter` is never used
[INFO] [stdout]    --> src/builtins.rs:685:4
[INFO] [stdout]     |
[INFO] [stdout] 685 | fn builtin_filter(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_map` is never used
[INFO] [stdout]    --> src/builtins.rs:690:4
[INFO] [stdout]     |
[INFO] [stdout] 690 | fn builtin_map(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_reduce` is never used
[INFO] [stdout]    --> src/builtins.rs:695:4
[INFO] [stdout]     |
[INFO] [stdout] 695 | fn builtin_reduce(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_sort` is never used
[INFO] [stdout]    --> src/builtins.rs:700:4
[INFO] [stdout]     |
[INFO] [stdout] 700 | fn builtin_sort(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_reverse` is never used
[INFO] [stdout]    --> src/builtins.rs:725:4
[INFO] [stdout]     |
[INFO] [stdout] 725 | fn builtin_reverse(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_print` is never used
[INFO] [stdout]    --> src/builtins.rs:743:4
[INFO] [stdout]     |
[INFO] [stdout] 743 | fn builtin_print(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_println` is never used
[INFO] [stdout]    --> src/builtins.rs:753:4
[INFO] [stdout]     |
[INFO] [stdout] 753 | fn builtin_println(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_debug` is never used
[INFO] [stdout]    --> src/builtins.rs:759:4
[INFO] [stdout]     |
[INFO] [stdout] 759 | fn builtin_debug(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_type_of` is never used
[INFO] [stdout]    --> src/builtins.rs:771:4
[INFO] [stdout]     |
[INFO] [stdout] 771 | fn builtin_type_of(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_null` is never used
[INFO] [stdout]    --> src/builtins.rs:789:4
[INFO] [stdout]     |
[INFO] [stdout] 789 | fn builtin_is_null(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_number` is never used
[INFO] [stdout]    --> src/builtins.rs:798:4
[INFO] [stdout]     |
[INFO] [stdout] 798 | fn builtin_is_number(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_string` is never used
[INFO] [stdout]    --> src/builtins.rs:807:4
[INFO] [stdout]     |
[INFO] [stdout] 807 | fn builtin_is_string(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_boolean` is never used
[INFO] [stdout]    --> src/builtins.rs:816:4
[INFO] [stdout]     |
[INFO] [stdout] 816 | fn builtin_is_boolean(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_array` is never used
[INFO] [stdout]    --> src/builtins.rs:825:4
[INFO] [stdout]     |
[INFO] [stdout] 825 | fn builtin_is_array(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_object` is never used
[INFO] [stdout]    --> src/builtins.rs:834:4
[INFO] [stdout]     |
[INFO] [stdout] 834 | fn builtin_is_object(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_to_string` is never used
[INFO] [stdout]    --> src/builtins.rs:843:4
[INFO] [stdout]     |
[INFO] [stdout] 843 | fn builtin_to_string(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_to_number` is never used
[INFO] [stdout]    --> src/builtins.rs:852:4
[INFO] [stdout]     |
[INFO] [stdout] 852 | fn builtin_to_number(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_some` is never used
[INFO] [stdout]    --> src/builtins.rs:905:4
[INFO] [stdout]     |
[INFO] [stdout] 905 | fn builtin_some(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_none` is never used
[INFO] [stdout]    --> src/builtins.rs:918:4
[INFO] [stdout]     |
[INFO] [stdout] 918 | fn builtin_none(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_success` is never used
[INFO] [stdout]    --> src/builtins.rs:924:4
[INFO] [stdout]     |
[INFO] [stdout] 924 | fn builtin_success(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_error` is never used
[INFO] [stdout]    --> src/builtins.rs:937:4
[INFO] [stdout]     |
[INFO] [stdout] 937 | fn builtin_error(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_some` is never used
[INFO] [stdout]    --> src/builtins.rs:951:4
[INFO] [stdout]     |
[INFO] [stdout] 951 | fn builtin_is_some(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_none` is never used
[INFO] [stdout]    --> src/builtins.rs:970:4
[INFO] [stdout]     |
[INFO] [stdout] 970 | fn builtin_is_none(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_success` is never used
[INFO] [stdout]    --> src/builtins.rs:989:4
[INFO] [stdout]     |
[INFO] [stdout] 989 | fn builtin_is_success(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_error` is never used
[INFO] [stdout]     --> src/builtins.rs:1008:4
[INFO] [stdout]      |
[INFO] [stdout] 1008 | fn builtin_is_error(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_unwrap` is never used
[INFO] [stdout]     --> src/builtins.rs:1028:4
[INFO] [stdout]      |
[INFO] [stdout] 1028 | fn builtin_unwrap(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_unwrap_or` is never used
[INFO] [stdout]     --> src/builtins.rs:1064:4
[INFO] [stdout]      |
[INFO] [stdout] 1064 | fn builtin_unwrap_or(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_combine` is never used
[INFO] [stdout]     --> src/builtins.rs:1094:4
[INFO] [stdout]      |
[INFO] [stdout] 1094 | fn builtin_combine(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "c5beaf55040896704a3876c41b767e9ebdfcd3519f08b253aa14cbc99f97d3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c5beaf55040896704a3876c41b767e9ebdfcd3519f08b253aa14cbc99f97d3af" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] warning: methods `register_math_functions`, `register_string_functions`, `register_array_functions`, `register_io_functions`, `register_utility_functions`, and `register_maybe_result_functions` are never used
[INFO] [stdout]    --> src/builtins.rs:55:8
[INFO] [stdout]     |
[INFO] [stdout]  15 | impl BuiltinRegistry {
[INFO] [stdout]     | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  55 |     fn register_math_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  70 |     fn register_string_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  81 |     fn register_array_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  94 |     fn register_io_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn register_utility_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn register_maybe_result_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_add` is never used
[INFO] [stdout]    --> src/builtins.rs:258:4
[INFO] [stdout]     |
[INFO] [stdout] 258 | fn builtin_add(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_subtract` is never used
[INFO] [stdout]    --> src/builtins.rs:275:4
[INFO] [stdout]     |
[INFO] [stdout] 275 | fn builtin_subtract(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_multiply` is never used
[INFO] [stdout]    --> src/builtins.rs:293:4
[INFO] [stdout]     |
[INFO] [stdout] 293 | fn builtin_multiply(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_divide` is never used
[INFO] [stdout]    --> src/builtins.rs:310:4
[INFO] [stdout]     |
[INFO] [stdout] 310 | fn builtin_divide(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_abs` is never used
[INFO] [stdout]    --> src/builtins.rs:384:4
[INFO] [stdout]     |
[INFO] [stdout] 384 | fn builtin_abs(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_min` is never used
[INFO] [stdout]    --> src/builtins.rs:397:4
[INFO] [stdout]     |
[INFO] [stdout] 397 | fn builtin_min(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_max` is never used
[INFO] [stdout]    --> src/builtins.rs:419:4
[INFO] [stdout]     |
[INFO] [stdout] 419 | fn builtin_max(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_sum` is never used
[INFO] [stdout]    --> src/builtins.rs:441:4
[INFO] [stdout]     |
[INFO] [stdout] 441 | fn builtin_sum(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_average` is never used
[INFO] [stdout]    --> src/builtins.rs:445:4
[INFO] [stdout]     |
[INFO] [stdout] 445 | fn builtin_average(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_concat` is never used
[INFO] [stdout]    --> src/builtins.rs:460:4
[INFO] [stdout]     |
[INFO] [stdout] 460 | fn builtin_concat(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_length` is never used
[INFO] [stdout]    --> src/builtins.rs:471:4
[INFO] [stdout]     |
[INFO] [stdout] 471 | fn builtin_length(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_substring` is never used
[INFO] [stdout]    --> src/builtins.rs:488:4
[INFO] [stdout]     |
[INFO] [stdout] 488 | fn builtin_substring(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_to_upper` is never used
[INFO] [stdout]    --> src/builtins.rs:521:4
[INFO] [stdout]     |
[INFO] [stdout] 521 | fn builtin_to_upper(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_to_lower` is never used
[INFO] [stdout]    --> src/builtins.rs:534:4
[INFO] [stdout]     |
[INFO] [stdout] 534 | fn builtin_to_lower(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_trim` is never used
[INFO] [stdout]    --> src/builtins.rs:547:4
[INFO] [stdout]     |
[INFO] [stdout] 547 | fn builtin_trim(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_split` is never used
[INFO] [stdout]    --> src/builtins.rs:560:4
[INFO] [stdout]     |
[INFO] [stdout] 560 | fn builtin_split(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_contains` is never used
[INFO] [stdout]    --> src/builtins.rs:576:4
[INFO] [stdout]     |
[INFO] [stdout] 576 | fn builtin_contains(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_first` is never used
[INFO] [stdout]    --> src/builtins.rs:590:4
[INFO] [stdout]     |
[INFO] [stdout] 590 | fn builtin_first(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_last` is never used
[INFO] [stdout]    --> src/builtins.rs:609:4
[INFO] [stdout]     |
[INFO] [stdout] 609 | fn builtin_last(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_rest` is never used
[INFO] [stdout]    --> src/builtins.rs:628:4
[INFO] [stdout]     |
[INFO] [stdout] 628 | fn builtin_rest(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_push` is never used
[INFO] [stdout]    --> src/builtins.rs:647:4
[INFO] [stdout]     |
[INFO] [stdout] 647 | fn builtin_push(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_pop` is never used
[INFO] [stdout]    --> src/builtins.rs:664:4
[INFO] [stdout]     |
[INFO] [stdout] 664 | fn builtin_pop(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_filter` is never used
[INFO] [stdout]    --> src/builtins.rs:685:4
[INFO] [stdout]     |
[INFO] [stdout] 685 | fn builtin_filter(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_map` is never used
[INFO] [stdout]    --> src/builtins.rs:690:4
[INFO] [stdout]     |
[INFO] [stdout] 690 | fn builtin_map(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_reduce` is never used
[INFO] [stdout]    --> src/builtins.rs:695:4
[INFO] [stdout]     |
[INFO] [stdout] 695 | fn builtin_reduce(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_sort` is never used
[INFO] [stdout]    --> src/builtins.rs:700:4
[INFO] [stdout]     |
[INFO] [stdout] 700 | fn builtin_sort(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_reverse` is never used
[INFO] [stdout]    --> src/builtins.rs:725:4
[INFO] [stdout]     |
[INFO] [stdout] 725 | fn builtin_reverse(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_print` is never used
[INFO] [stdout]    --> src/builtins.rs:743:4
[INFO] [stdout]     |
[INFO] [stdout] 743 | fn builtin_print(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_println` is never used
[INFO] [stdout]    --> src/builtins.rs:753:4
[INFO] [stdout]     |
[INFO] [stdout] 753 | fn builtin_println(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_debug` is never used
[INFO] [stdout]    --> src/builtins.rs:759:4
[INFO] [stdout]     |
[INFO] [stdout] 759 | fn builtin_debug(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_type_of` is never used
[INFO] [stdout]    --> src/builtins.rs:771:4
[INFO] [stdout]     |
[INFO] [stdout] 771 | fn builtin_type_of(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_null` is never used
[INFO] [stdout]    --> src/builtins.rs:789:4
[INFO] [stdout]     |
[INFO] [stdout] 789 | fn builtin_is_null(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_number` is never used
[INFO] [stdout]    --> src/builtins.rs:798:4
[INFO] [stdout]     |
[INFO] [stdout] 798 | fn builtin_is_number(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_string` is never used
[INFO] [stdout]    --> src/builtins.rs:807:4
[INFO] [stdout]     |
[INFO] [stdout] 807 | fn builtin_is_string(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_boolean` is never used
[INFO] [stdout]    --> src/builtins.rs:816:4
[INFO] [stdout]     |
[INFO] [stdout] 816 | fn builtin_is_boolean(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_array` is never used
[INFO] [stdout]    --> src/builtins.rs:825:4
[INFO] [stdout]     |
[INFO] [stdout] 825 | fn builtin_is_array(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_object` is never used
[INFO] [stdout]    --> src/builtins.rs:834:4
[INFO] [stdout]     |
[INFO] [stdout] 834 | fn builtin_is_object(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_to_string` is never used
[INFO] [stdout]    --> src/builtins.rs:843:4
[INFO] [stdout]     |
[INFO] [stdout] 843 | fn builtin_to_string(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_to_number` is never used
[INFO] [stdout]    --> src/builtins.rs:852:4
[INFO] [stdout]     |
[INFO] [stdout] 852 | fn builtin_to_number(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_some` is never used
[INFO] [stdout]    --> src/builtins.rs:905:4
[INFO] [stdout]     |
[INFO] [stdout] 905 | fn builtin_some(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling susumu v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `builtin_none` is never used
[INFO] [stdout]    --> src/builtins.rs:918:4
[INFO] [stdout]     |
[INFO] [stdout] 918 | fn builtin_none(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_success` is never used
[INFO] [stdout]    --> src/builtins.rs:924:4
[INFO] [stdout]     |
[INFO] [stdout] 924 | fn builtin_success(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_error` is never used
[INFO] [stdout]    --> src/builtins.rs:937:4
[INFO] [stdout]     |
[INFO] [stdout] 937 | fn builtin_error(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_some` is never used
[INFO] [stdout]    --> src/builtins.rs:951:4
[INFO] [stdout]     |
[INFO] [stdout] 951 | fn builtin_is_some(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_none` is never used
[INFO] [stdout]    --> src/builtins.rs:970:4
[INFO] [stdout]     |
[INFO] [stdout] 970 | fn builtin_is_none(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_success` is never used
[INFO] [stdout]    --> src/builtins.rs:989:4
[INFO] [stdout]     |
[INFO] [stdout] 989 | fn builtin_is_success(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_error` is never used
[INFO] [stdout]     --> src/builtins.rs:1008:4
[INFO] [stdout]      |
[INFO] [stdout] 1008 | fn builtin_is_error(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_unwrap` is never used
[INFO] [stdout]     --> src/builtins.rs:1028:4
[INFO] [stdout]      |
[INFO] [stdout] 1028 | fn builtin_unwrap(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_unwrap_or` is never used
[INFO] [stdout]     --> src/builtins.rs:1064:4
[INFO] [stdout]      |
[INFO] [stdout] 1064 | fn builtin_unwrap_or(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_combine` is never used
[INFO] [stdout]     --> src/builtins.rs:1094:4
[INFO] [stdout]      |
[INFO] [stdout] 1094 | fn builtin_combine(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bp_id`
[INFO] [stdout]    --> src/visual_debug.rs:636:13
[INFO] [stdout]     |
[INFO] [stdout] 636 |         let bp_id = debugger.set_breakpoint(10, None, None);
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_bp_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `register_math_functions`, `register_string_functions`, `register_array_functions`, `register_io_functions`, `register_utility_functions`, and `register_maybe_result_functions` are never used
[INFO] [stdout]    --> src/builtins.rs:55:8
[INFO] [stdout]     |
[INFO] [stdout]  15 | impl BuiltinRegistry {
[INFO] [stdout]     | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  55 |     fn register_math_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  70 |     fn register_string_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  81 |     fn register_array_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  94 |     fn register_io_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 100 |     fn register_utility_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     fn register_maybe_result_functions(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_add` is never used
[INFO] [stdout]    --> src/builtins.rs:258:4
[INFO] [stdout]     |
[INFO] [stdout] 258 | fn builtin_add(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_subtract` is never used
[INFO] [stdout]    --> src/builtins.rs:275:4
[INFO] [stdout]     |
[INFO] [stdout] 275 | fn builtin_subtract(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_multiply` is never used
[INFO] [stdout]    --> src/builtins.rs:293:4
[INFO] [stdout]     |
[INFO] [stdout] 293 | fn builtin_multiply(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_divide` is never used
[INFO] [stdout]    --> src/builtins.rs:310:4
[INFO] [stdout]     |
[INFO] [stdout] 310 | fn builtin_divide(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_abs` is never used
[INFO] [stdout]    --> src/builtins.rs:384:4
[INFO] [stdout]     |
[INFO] [stdout] 384 | fn builtin_abs(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_min` is never used
[INFO] [stdout]    --> src/builtins.rs:397:4
[INFO] [stdout]     |
[INFO] [stdout] 397 | fn builtin_min(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_max` is never used
[INFO] [stdout]    --> src/builtins.rs:419:4
[INFO] [stdout]     |
[INFO] [stdout] 419 | fn builtin_max(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_sum` is never used
[INFO] [stdout]    --> src/builtins.rs:441:4
[INFO] [stdout]     |
[INFO] [stdout] 441 | fn builtin_sum(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_average` is never used
[INFO] [stdout]    --> src/builtins.rs:445:4
[INFO] [stdout]     |
[INFO] [stdout] 445 | fn builtin_average(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_concat` is never used
[INFO] [stdout]    --> src/builtins.rs:460:4
[INFO] [stdout]     |
[INFO] [stdout] 460 | fn builtin_concat(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_length` is never used
[INFO] [stdout]    --> src/builtins.rs:471:4
[INFO] [stdout]     |
[INFO] [stdout] 471 | fn builtin_length(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_substring` is never used
[INFO] [stdout]    --> src/builtins.rs:488:4
[INFO] [stdout]     |
[INFO] [stdout] 488 | fn builtin_substring(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_to_upper` is never used
[INFO] [stdout]    --> src/builtins.rs:521:4
[INFO] [stdout]     |
[INFO] [stdout] 521 | fn builtin_to_upper(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_to_lower` is never used
[INFO] [stdout]    --> src/builtins.rs:534:4
[INFO] [stdout]     |
[INFO] [stdout] 534 | fn builtin_to_lower(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_trim` is never used
[INFO] [stdout]    --> src/builtins.rs:547:4
[INFO] [stdout]     |
[INFO] [stdout] 547 | fn builtin_trim(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_split` is never used
[INFO] [stdout]    --> src/builtins.rs:560:4
[INFO] [stdout]     |
[INFO] [stdout] 560 | fn builtin_split(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_contains` is never used
[INFO] [stdout]    --> src/builtins.rs:576:4
[INFO] [stdout]     |
[INFO] [stdout] 576 | fn builtin_contains(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_first` is never used
[INFO] [stdout]    --> src/builtins.rs:590:4
[INFO] [stdout]     |
[INFO] [stdout] 590 | fn builtin_first(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_last` is never used
[INFO] [stdout]    --> src/builtins.rs:609:4
[INFO] [stdout]     |
[INFO] [stdout] 609 | fn builtin_last(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_rest` is never used
[INFO] [stdout]    --> src/builtins.rs:628:4
[INFO] [stdout]     |
[INFO] [stdout] 628 | fn builtin_rest(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_push` is never used
[INFO] [stdout]    --> src/builtins.rs:647:4
[INFO] [stdout]     |
[INFO] [stdout] 647 | fn builtin_push(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_pop` is never used
[INFO] [stdout]    --> src/builtins.rs:664:4
[INFO] [stdout]     |
[INFO] [stdout] 664 | fn builtin_pop(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_filter` is never used
[INFO] [stdout]    --> src/builtins.rs:685:4
[INFO] [stdout]     |
[INFO] [stdout] 685 | fn builtin_filter(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_map` is never used
[INFO] [stdout]    --> src/builtins.rs:690:4
[INFO] [stdout]     |
[INFO] [stdout] 690 | fn builtin_map(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_reduce` is never used
[INFO] [stdout]    --> src/builtins.rs:695:4
[INFO] [stdout]     |
[INFO] [stdout] 695 | fn builtin_reduce(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_sort` is never used
[INFO] [stdout]    --> src/builtins.rs:700:4
[INFO] [stdout]     |
[INFO] [stdout] 700 | fn builtin_sort(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_reverse` is never used
[INFO] [stdout]    --> src/builtins.rs:725:4
[INFO] [stdout]     |
[INFO] [stdout] 725 | fn builtin_reverse(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_print` is never used
[INFO] [stdout]    --> src/builtins.rs:743:4
[INFO] [stdout]     |
[INFO] [stdout] 743 | fn builtin_print(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_println` is never used
[INFO] [stdout]    --> src/builtins.rs:753:4
[INFO] [stdout]     |
[INFO] [stdout] 753 | fn builtin_println(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_debug` is never used
[INFO] [stdout]    --> src/builtins.rs:759:4
[INFO] [stdout]     |
[INFO] [stdout] 759 | fn builtin_debug(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_type_of` is never used
[INFO] [stdout]    --> src/builtins.rs:771:4
[INFO] [stdout]     |
[INFO] [stdout] 771 | fn builtin_type_of(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_null` is never used
[INFO] [stdout]    --> src/builtins.rs:789:4
[INFO] [stdout]     |
[INFO] [stdout] 789 | fn builtin_is_null(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_number` is never used
[INFO] [stdout]    --> src/builtins.rs:798:4
[INFO] [stdout]     |
[INFO] [stdout] 798 | fn builtin_is_number(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_string` is never used
[INFO] [stdout]    --> src/builtins.rs:807:4
[INFO] [stdout]     |
[INFO] [stdout] 807 | fn builtin_is_string(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_boolean` is never used
[INFO] [stdout]    --> src/builtins.rs:816:4
[INFO] [stdout]     |
[INFO] [stdout] 816 | fn builtin_is_boolean(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_array` is never used
[INFO] [stdout]    --> src/builtins.rs:825:4
[INFO] [stdout]     |
[INFO] [stdout] 825 | fn builtin_is_array(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_object` is never used
[INFO] [stdout]    --> src/builtins.rs:834:4
[INFO] [stdout]     |
[INFO] [stdout] 834 | fn builtin_is_object(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_to_string` is never used
[INFO] [stdout]    --> src/builtins.rs:843:4
[INFO] [stdout]     |
[INFO] [stdout] 843 | fn builtin_to_string(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_to_number` is never used
[INFO] [stdout]    --> src/builtins.rs:852:4
[INFO] [stdout]     |
[INFO] [stdout] 852 | fn builtin_to_number(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_some` is never used
[INFO] [stdout]    --> src/builtins.rs:905:4
[INFO] [stdout]     |
[INFO] [stdout] 905 | fn builtin_some(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_none` is never used
[INFO] [stdout]    --> src/builtins.rs:918:4
[INFO] [stdout]     |
[INFO] [stdout] 918 | fn builtin_none(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_success` is never used
[INFO] [stdout]    --> src/builtins.rs:924:4
[INFO] [stdout]     |
[INFO] [stdout] 924 | fn builtin_success(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_error` is never used
[INFO] [stdout]    --> src/builtins.rs:937:4
[INFO] [stdout]     |
[INFO] [stdout] 937 | fn builtin_error(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_some` is never used
[INFO] [stdout]    --> src/builtins.rs:951:4
[INFO] [stdout]     |
[INFO] [stdout] 951 | fn builtin_is_some(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_none` is never used
[INFO] [stdout]    --> src/builtins.rs:970:4
[INFO] [stdout]     |
[INFO] [stdout] 970 | fn builtin_is_none(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_success` is never used
[INFO] [stdout]    --> src/builtins.rs:989:4
[INFO] [stdout]     |
[INFO] [stdout] 989 | fn builtin_is_success(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_is_error` is never used
[INFO] [stdout]     --> src/builtins.rs:1008:4
[INFO] [stdout]      |
[INFO] [stdout] 1008 | fn builtin_is_error(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_unwrap` is never used
[INFO] [stdout]     --> src/builtins.rs:1028:4
[INFO] [stdout]      |
[INFO] [stdout] 1028 | fn builtin_unwrap(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_unwrap_or` is never used
[INFO] [stdout]     --> src/builtins.rs:1064:4
[INFO] [stdout]      |
[INFO] [stdout] 1064 | fn builtin_unwrap_or(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `builtin_combine` is never used
[INFO] [stdout]     --> src/builtins.rs:1094:4
[INFO] [stdout]      |
[INFO] [stdout] 1094 | fn builtin_combine(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.44s
[INFO] running `Command { std: "docker" "inspect" "c5beaf55040896704a3876c41b767e9ebdfcd3519f08b253aa14cbc99f97d3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c5beaf55040896704a3876c41b767e9ebdfcd3519f08b253aa14cbc99f97d3af" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: methods `register_math_functions`, `register_string_functions`, `register_array_functions`, `register_io_functions`, `register_utility_functions`, and `register_maybe_result_functions` are never used
[INFO] [stderr]    --> src/builtins.rs:55:8
[INFO] [stderr]     |
[INFO] [stderr]  15 | impl BuiltinRegistry {
[INFO] [stderr]     | -------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  55 |     fn register_math_functions(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  70 |     fn register_string_functions(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  81 |     fn register_array_functions(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  94 |     fn register_io_functions(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 100 |     fn register_utility_functions(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 112 |     fn register_maybe_result_functions(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_add` is never used
[INFO] [stderr]    --> src/builtins.rs:258:4
[INFO] [stderr]     |
[INFO] [stderr] 258 | fn builtin_add(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_subtract` is never used
[INFO] [stderr]    --> src/builtins.rs:275:4
[INFO] [stderr]     |
[INFO] [stderr] 275 | fn builtin_subtract(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_multiply` is never used
[INFO] [stderr]    --> src/builtins.rs:293:4
[INFO] [stderr]     |
[INFO] [stderr] 293 | fn builtin_multiply(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_divide` is never used
[INFO] [stderr]    --> src/builtins.rs:310:4
[INFO] [stderr]     |
[INFO] [stderr] 310 | fn builtin_divide(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_abs` is never used
[INFO] [stderr]    --> src/builtins.rs:384:4
[INFO] [stderr]     |
[INFO] [stderr] 384 | fn builtin_abs(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_min` is never used
[INFO] [stderr]    --> src/builtins.rs:397:4
[INFO] [stderr]     |
[INFO] [stderr] 397 | fn builtin_min(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_max` is never used
[INFO] [stderr]    --> src/builtins.rs:419:4
[INFO] [stderr]     |
[INFO] [stderr] 419 | fn builtin_max(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_sum` is never used
[INFO] [stderr]    --> src/builtins.rs:441:4
[INFO] [stderr]     |
[INFO] [stderr] 441 | fn builtin_sum(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_average` is never used
[INFO] [stderr]    --> src/builtins.rs:445:4
[INFO] [stderr]     |
[INFO] [stderr] 445 | fn builtin_average(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_concat` is never used
[INFO] [stderr]    --> src/builtins.rs:460:4
[INFO] [stderr]     |
[INFO] [stderr] 460 | fn builtin_concat(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_length` is never used
[INFO] [stderr]    --> src/builtins.rs:471:4
[INFO] [stderr]     |
[INFO] [stderr] 471 | fn builtin_length(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_substring` is never used
[INFO] [stderr]    --> src/builtins.rs:488:4
[INFO] [stderr]     |
[INFO] [stderr] 488 | fn builtin_substring(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_to_upper` is never used
[INFO] [stderr]    --> src/builtins.rs:521:4
[INFO] [stderr]     |
[INFO] [stderr] 521 | fn builtin_to_upper(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_to_lower` is never used
[INFO] [stderr]    --> src/builtins.rs:534:4
[INFO] [stderr]     |
[INFO] [stderr] 534 | fn builtin_to_lower(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_trim` is never used
[INFO] [stderr]    --> src/builtins.rs:547:4
[INFO] [stderr]     |
[INFO] [stderr] 547 | fn builtin_trim(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_split` is never used
[INFO] [stderr]    --> src/builtins.rs:560:4
[INFO] [stderr]     |
[INFO] [stderr] 560 | fn builtin_split(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_contains` is never used
[INFO] [stderr]    --> src/builtins.rs:576:4
[INFO] [stderr]     |
[INFO] [stderr] 576 | fn builtin_contains(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_first` is never used
[INFO] [stderr]    --> src/builtins.rs:590:4
[INFO] [stderr]     |
[INFO] [stderr] 590 | fn builtin_first(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_last` is never used
[INFO] [stderr]    --> src/builtins.rs:609:4
[INFO] [stderr]     |
[INFO] [stderr] 609 | fn builtin_last(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_rest` is never used
[INFO] [stderr]    --> src/builtins.rs:628:4
[INFO] [stderr]     |
[INFO] [stderr] 628 | fn builtin_rest(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_push` is never used
[INFO] [stderr]    --> src/builtins.rs:647:4
[INFO] [stderr]     |
[INFO] [stderr] 647 | fn builtin_push(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_pop` is never used
[INFO] [stderr]    --> src/builtins.rs:664:4
[INFO] [stderr]     |
[INFO] [stderr] 664 | fn builtin_pop(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_filter` is never used
[INFO] [stderr]    --> src/builtins.rs:685:4
[INFO] [stderr]     |
[INFO] [stderr] 685 | fn builtin_filter(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_map` is never used
[INFO] [stderr]    --> src/builtins.rs:690:4
[INFO] [stderr]     |
[INFO] [stderr] 690 | fn builtin_map(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_reduce` is never used
[INFO] [stderr]    --> src/builtins.rs:695:4
[INFO] [stderr]     |
[INFO] [stderr] 695 | fn builtin_reduce(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_sort` is never used
[INFO] [stderr]    --> src/builtins.rs:700:4
[INFO] [stderr]     |
[INFO] [stderr] 700 | fn builtin_sort(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_reverse` is never used
[INFO] [stderr]    --> src/builtins.rs:725:4
[INFO] [stderr]     |
[INFO] [stderr] 725 | fn builtin_reverse(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_print` is never used
[INFO] [stderr]    --> src/builtins.rs:743:4
[INFO] [stderr]     |
[INFO] [stderr] 743 | fn builtin_print(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_println` is never used
[INFO] [stderr]    --> src/builtins.rs:753:4
[INFO] [stderr]     |
[INFO] [stderr] 753 | fn builtin_println(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_debug` is never used
[INFO] [stderr]    --> src/builtins.rs:759:4
[INFO] [stderr]     |
[INFO] [stderr] 759 | fn builtin_debug(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_type_of` is never used
[INFO] [stderr]    --> src/builtins.rs:771:4
[INFO] [stderr]     |
[INFO] [stderr] 771 | fn builtin_type_of(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_is_null` is never used
[INFO] [stderr]    --> src/builtins.rs:789:4
[INFO] [stderr]     |
[INFO] [stderr] 789 | fn builtin_is_null(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_is_number` is never used
[INFO] [stderr]    --> src/builtins.rs:798:4
[INFO] [stderr]     |
[INFO] [stderr] 798 | fn builtin_is_number(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_is_string` is never used
[INFO] [stderr]    --> src/builtins.rs:807:4
[INFO] [stderr]     |
[INFO] [stderr] 807 | fn builtin_is_string(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_is_boolean` is never used
[INFO] [stderr]    --> src/builtins.rs:816:4
[INFO] [stderr]     |
[INFO] [stderr] 816 | fn builtin_is_boolean(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_is_array` is never used
[INFO] [stderr]    --> src/builtins.rs:825:4
[INFO] [stderr]     |
[INFO] [stderr] 825 | fn builtin_is_array(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_is_object` is never used
[INFO] [stderr]    --> src/builtins.rs:834:4
[INFO] [stderr]     |
[INFO] [stderr] 834 | fn builtin_is_object(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_to_string` is never used
[INFO] [stderr]    --> src/builtins.rs:843:4
[INFO] [stderr]     |
[INFO] [stderr] 843 | fn builtin_to_string(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_to_number` is never used
[INFO] [stderr]    --> src/builtins.rs:852:4
[INFO] [stderr]     |
[INFO] [stderr] 852 | fn builtin_to_number(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_some` is never used
[INFO] [stderr]    --> src/builtins.rs:905:4
[INFO] [stderr]     |
[INFO] [stderr] 905 | fn builtin_some(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_none` is never used
[INFO] [stderr]    --> src/builtins.rs:918:4
[INFO] [stderr]     |
[INFO] [stderr] 918 | fn builtin_none(_args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_success` is never used
[INFO] [stderr]    --> src/builtins.rs:924:4
[INFO] [stderr]     |
[INFO] [stderr] 924 | fn builtin_success(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_error` is never used
[INFO] [stderr]    --> src/builtins.rs:937:4
[INFO] [stderr]     |
[INFO] [stderr] 937 | fn builtin_error(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_is_some` is never used
[INFO] [stderr]    --> src/builtins.rs:951:4
[INFO] [stderr]     |
[INFO] [stderr] 951 | fn builtin_is_some(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_is_none` is never used
[INFO] [stderr]    --> src/builtins.rs:970:4
[INFO] [stderr]     |
[INFO] [stderr] 970 | fn builtin_is_none(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_is_success` is never used
[INFO] [stderr]    --> src/builtins.rs:989:4
[INFO] [stderr]     |
[INFO] [stderr] 989 | fn builtin_is_success(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_is_error` is never used
[INFO] [stderr]     --> src/builtins.rs:1008:4
[INFO] [stderr]      |
[INFO] [stderr] 1008 | fn builtin_is_error(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_unwrap` is never used
[INFO] [stderr]     --> src/builtins.rs:1028:4
[INFO] [stderr]      |
[INFO] [stderr] 1028 | fn builtin_unwrap(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]      |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_unwrap_or` is never used
[INFO] [stderr]     --> src/builtins.rs:1064:4
[INFO] [stderr]      |
[INFO] [stderr] 1064 | fn builtin_unwrap_or(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `builtin_combine` is never used
[INFO] [stderr]     --> src/builtins.rs:1094:4
[INFO] [stderr]      |
[INFO] [stderr] 1094 | fn builtin_combine(args: &[Value]) -> SusumuResult<Value> {
[INFO] [stderr]      |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bp_id`
[INFO] [stderr]    --> src/visual_debug.rs:636:13
[INFO] [stderr]     |
[INFO] [stderr] 636 |         let bp_id = debugger.set_breakpoint(10, None, None);
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_bp_id`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `susumu` (lib) generated 51 warnings
[INFO] [stderr] warning: `susumu` (lib test) generated 52 warnings (51 duplicates) (run `cargo fix --lib -p susumu --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/susumu-271fd0a5daf0d468)
[INFO] [stdout] running 24 tests
[INFO] [stdout] has value
[INFO] [stdout] test environment::tests::test_environment_variable_scoping ... ok
[INFO] [stdout] test interpreter::tests::test_basic_arithmetic ... ok
[INFO] [stdout] 8
[INFO] [stdout] test interpreter::tests::test_conditional_execution ... ok
[INFO] [stdout] test lexer::tests::test_conditional_tokens ... ok
[INFO] [stdout] test lexer::tests::test_basic_tokens ... ok
[INFO] [stdout] test interpreter::tests::test_visual_debugging_traces ... ok
[INFO] [stdout] test environment::tests::test_environment_manager_scoping ... ok
[INFO] [stdout] test lexer::tests::test_string_literals ... ok
[INFO] [stdout] test parser::tests::test_basic_arrow_chain_parsing ... ok
[INFO] [stdout] test parser::tests::test_export_arrow_chain ... ok
[INFO] [stdout] test parser::tests::test_conditional_parsing ... ok
[INFO] [stdout] test parser::tests::test_module_arrow_chain ... ok
[INFO] [stdout] test parser::tests::test_type_error_detection ... ok
[INFO] [stdout] test tests::test_basic_arrow_chain ... ok
[INFO] [stdout] test parser::tests::test_visual_debugging_info ... ok
[INFO] [stdout] test types::tests::test_result_type_creation ... ok
[INFO] [stdout] test types::tests::test_type_assignability ... ok
[INFO] [stdout] test visual_debug::tests::test_breakpoint_management ... ok
[INFO] [stdout] test tests::test_success_error_pattern ... ok
[INFO] [stdout] test types::tests::test_function_type_compatibility ... ok
[INFO] [stdout] test visual_debug::tests::test_visual_debugger_creation ... ok
[INFO] [stdout] test visual_debug::tests::test_flow_diagram_generation ... ok
[INFO] [stdout] test interpreter::tests::test_convergence_semantics ... ok
[INFO] [stdout] test interpreter::tests::test_module_system_end_to_end ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- interpreter::tests::test_module_system_end_to_end stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'interpreter::tests::test_module_system_end_to_end' (1435) panicked at src/interpreter.rs:1898:44:
[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:     0x5cb2d3298d01 - std[70759c8f55707aa4]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5cb2d3298d01 - std[70759c8f55707aa4]::backtrace_rs::backtrace::trace_unsynchronized::<std[70759c8f55707aa4]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5cb2d3298d01 - std[70759c8f55707aa4]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5cb2d3298d01 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5cb2d32b08aa - <core[df12db4294e9bfd3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5cb2d32b08aa - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    6:     0x5cb2d329da9c - core[df12db4294e9bfd3]::io::write::default_write_fmt::<alloc[2182bb758b4b3781]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x5cb2d329da9c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x5cb2d3272a16 - <std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5cb2d3272a16 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5cb2d32902a9 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5cb2d31a2880 - <alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::Fn<(&'a std[70759c8f55707aa4]::panic::PanicHookInfo<'b>,), Output = ()> + core[df12db4294e9bfd3]::marker::Send + core[df12db4294e9bfd3]::marker::Sync> as core[df12db4294e9bfd3]::ops::function::Fn<(&std[70759c8f55707aa4]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2334:9
[INFO] [stdout]   12:     0x5cb2d31a2880 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x5cb2d32905d2 - <alloc[2182bb758b4b3781]::boxed::Box<dyn for<'a, 'b> core[df12db4294e9bfd3]::ops::function::Fn<(&'a std[70759c8f55707aa4]::panic::PanicHookInfo<'b>,), Output = ()> + core[df12db4294e9bfd3]::marker::Send + core[df12db4294e9bfd3]::marker::Sync> as core[df12db4294e9bfd3]::ops::function::Fn<(&std[70759c8f55707aa4]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2334:9
[INFO] [stdout]   14:     0x5cb2d32905d2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x5cb2d3272ac2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x5cb2d326b419 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5cb2d32738ad - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x5cb2d32b10fc - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5cb2d32b0e22 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/result.rs:1871:5
[INFO] [stdout]   20:     0x5cb2d2c63f08 - <core[df12db4294e9bfd3]::result::Result<(), core[df12db4294e9bfd3]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/result.rs:1232:23
[INFO] [stdout]   21:     0x5cb2d2c63f08 - susumu[901c60b19691b9d8]::interpreter::tests::test_module_system_end_to_end
[INFO] [stdout]                                at /opt/rustwide/workdir/src/interpreter.rs:1898:44
[INFO] [stdout]   22:     0x5cb2d2c5fe77 - susumu[901c60b19691b9d8]::interpreter::tests::test_module_system_end_to_end::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/interpreter.rs:1892:39
[INFO] [stdout]   23:     0x5cb2d2c4c6d6 - <susumu[901c60b19691b9d8]::interpreter::tests::test_module_system_end_to_end::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5cb2d3195b6b - <fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5cb2d3195b6b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:733:18
[INFO] [stdout]   26:     0x5cb2d31a31d5 - test[9d35eded1c95d3be]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:756:74
[INFO] [stdout]   27:     0x5cb2d31a31d5 - <core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   28:     0x5cb2d31a31d5 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}>, core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stdout]   29:     0x5cb2d31a31d5 - std[70759c8f55707aa4]::panicking::catch_unwind::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5cb2d31a31d5 - std[70759c8f55707aa4]::panic::catch_unwind::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<test[9d35eded1c95d3be]::run_test_in_process::{closure#0}>, core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5cb2d31a31d5 - test[9d35eded1c95d3be]::run_test_in_process
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:756:27
[INFO] [stdout]   32:     0x5cb2d31a31d5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:677:43
[INFO] [stdout]   33:     0x5cb2d319ca94 - test[9d35eded1c95d3be]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/test/src/lib.rs:707:41
[INFO] [stdout]   34:     0x5cb2d319ca94 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5cb2d31a6332 - std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   36:     0x5cb2d31a6332 - <core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   37:     0x5cb2d31a6332 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stdout]   38:     0x5cb2d31a6332 - std[70759c8f55707aa4]::panicking::catch_unwind::<(), core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5cb2d31a6332 - std[70759c8f55707aa4]::panic::catch_unwind::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5cb2d31a6332 - std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   41:     0x5cb2d31a6332 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5cb2d3297cc9 - <alloc[2182bb758b4b3781]::boxed::Box<dyn core[df12db4294e9bfd3]::ops::function::FnOnce<(), Output = ()> + core[df12db4294e9bfd3]::marker::Send> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2320:9
[INFO] [stdout]   43:     0x5cb2d3297cc9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   44:     0x7b3d43fe0dfa - <unknown>
[INFO] [stdout]   45:     0x7b3d440743d4 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     interpreter::tests::test_module_system_end_to_end
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 23 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "c5beaf55040896704a3876c41b767e9ebdfcd3519f08b253aa14cbc99f97d3af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5beaf55040896704a3876c41b767e9ebdfcd3519f08b253aa14cbc99f97d3af", kill_on_drop: false }`
[INFO] [stdout] c5beaf55040896704a3876c41b767e9ebdfcd3519f08b253aa14cbc99f97d3af
