[INFO] fetching crate susumu 0.2.0...
[INFO] testing susumu-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate susumu 0.2.0 into /workspace/builds/worker-3-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate susumu 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1201aa2bacc562dbb80eb81401d44b7263c543cb12125db66a31a8c107b6a01
[INFO] running `Command { std: "docker" "start" "-a" "b1201aa2bacc562dbb80eb81401d44b7263c543cb12125db66a31a8c107b6a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1201aa2bacc562dbb80eb81401d44b7263c543cb12125db66a31a8c107b6a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1201aa2bacc562dbb80eb81401d44b7263c543cb12125db66a31a8c107b6a01", kill_on_drop: false }`
[INFO] [stdout] b1201aa2bacc562dbb80eb81401d44b7263c543cb12125db66a31a8c107b6a01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b53a0ae45e46abb3241c099ceef27bdd128b491b80bac824d9414d498f3d0a56
[INFO] running `Command { std: "docker" "start" "-a" "b53a0ae45e46abb3241c099ceef27bdd128b491b80bac824d9414d498f3d0a56", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling syn v2.0.105
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling reqwest v0.11.27
[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 19s
[INFO] running `Command { std: "docker" "inspect" "b53a0ae45e46abb3241c099ceef27bdd128b491b80bac824d9414d498f3d0a56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53a0ae45e46abb3241c099ceef27bdd128b491b80bac824d9414d498f3d0a56", kill_on_drop: false }`
[INFO] [stdout] b53a0ae45e46abb3241c099ceef27bdd128b491b80bac824d9414d498f3d0a56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa8428a89e51adddd8fdefc65921e9dbc0092be99ffda4baf317732fa17e3cd6
[INFO] running `Command { std: "docker" "start" "-a" "aa8428a89e51adddd8fdefc65921e9dbc0092be99ffda4baf317732fa17e3cd6", 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] [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]    Compiling susumu v0.2.0 (/opt/rustwide/workdir)
[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 6.41s
[INFO] running `Command { std: "docker" "inspect" "aa8428a89e51adddd8fdefc65921e9dbc0092be99ffda4baf317732fa17e3cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa8428a89e51adddd8fdefc65921e9dbc0092be99ffda4baf317732fa17e3cd6", kill_on_drop: false }`
[INFO] [stdout] aa8428a89e51adddd8fdefc65921e9dbc0092be99ffda4baf317732fa17e3cd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d798f20c2760beb842ec0d8fb8239abced2620e4cd3e46173f331a1b96f5faf1
[INFO] running `Command { std: "docker" "start" "-a" "d798f20c2760beb842ec0d8fb8239abced2620e4cd3e46173f331a1b96f5faf1", 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 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/susumu-3f263555e2913ff1)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] has value
[INFO] [stdout] test environment::tests::test_environment_manager_scoping ... ok
[INFO] [stdout] test interpreter::tests::test_conditional_execution ... ok
[INFO] [stdout] test interpreter::tests::test_basic_arithmetic ... ok
[INFO] [stdout] 8
[INFO] [stdout] test lexer::tests::test_conditional_tokens ... ok
[INFO] [stdout] test lexer::tests::test_string_literals ... ok
[INFO] [stdout] test interpreter::tests::test_visual_debugging_traces ... ok
[INFO] [stdout] test lexer::tests::test_basic_tokens ... ok
[INFO] [stdout] test parser::tests::test_basic_arrow_chain_parsing ... ok
[INFO] [stdout] test environment::tests::test_environment_variable_scoping ... ok
[INFO] [stdout] test parser::tests::test_export_arrow_chain ... ok
[INFO] [stdout] test interpreter::tests::test_convergence_semantics ... ok
[INFO] [stdout] test parser::tests::test_module_arrow_chain ... ok
[INFO] [stdout] test parser::tests::test_conditional_parsing ... ok
[INFO] [stdout] test parser::tests::test_visual_debugging_info ... ok
[INFO] [stdout] test tests::test_basic_arrow_chain ... 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_breakpoint_management ... ok
[INFO] [stdout] test visual_debug::tests::test_visual_debugger_creation ... ok
[INFO] [stdout] test types::tests::test_result_type_creation ... ok
[INFO] [stdout] test types::tests::test_type_assignability ... ok
[INFO] [stdout] test parser::tests::test_type_error_detection ... ok
[INFO] [stdout] test visual_debug::tests::test_flow_diagram_generation ... 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' (23) 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:     0x57791dcde912 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57791dcde912 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57791dcde912 - std::sys::backtrace::_print_fmt::h255777b7ec902439
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57791dcde912 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a1ac49fcd7ee8ce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x57791dcf081f - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x57791dcf081f - core::fmt::write::hbdcc0ec4f1bab1db
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x57791dcaa093 - std::io::default_write_fmt::h2580ece0d4b58e51
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x57791dcaa093 - std::io::Write::write_fmt::hac9e42858f273b87
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57791dcb71e2 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57791dcbc25f - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x57791dcbc0f1 - std::panicking::default_hook::h9d66b9642014ce48
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x57791dbe72de - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h8c698701e444e564
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x57791dbe72de - test::test_main_with_exit_callback::{{closure}}::ha1c98e7b69c4defb
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x57791dcbc91f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc4f222a8a57c637a
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x57791dcbc91f - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x57791dcbc6ca - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x57791dcb7319 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x57791dc9daad - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x57791dcfaff0 - core::panicking::panic_fmt::h774fb860369a0f7b
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x57791dcfa346 - core::result::unwrap_failed::h72ee8fcbf1bf8ff9
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x57791d68ffd8 - core::result::Result<T,E>::unwrap::hdb9c7db79c5868a0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x57791d68ffd8 - susumu::interpreter::tests::test_module_system_end_to_end::h2ab934d56335cc8d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/interpreter.rs:1898:44
[INFO] [stdout]   22:     0x57791d690727 - susumu::interpreter::tests::test_module_system_end_to_end::{{closure}}::h64fdeb80bc1595eb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/interpreter.rs:1892:39
[INFO] [stdout]   23:     0x57791d624296 - core::ops::function::FnOnce::call_once::hccf72ad38181f70f
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x57791dbe712b - core::ops::function::FnOnce::call_once::h4f6eabe90cccb47d
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x57791dbe712b - test::__rust_begin_short_backtrace::h94208530f2b4c8c7
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x57791dbfb13d - test::run_test_in_process::{{closure}}::hbdc6a45a78c46404
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x57791dbfb13d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h7f9d8efc7eedd165
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x57791dbfb13d - std::panicking::catch_unwind::do_call::he5edbaf126c13b99
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x57791dbfb13d - std::panicking::catch_unwind::h3d6a8652eceeabce
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x57791dbfb13d - std::panic::catch_unwind::hbef0c501dd7bb498
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x57791dbfb13d - test::run_test_in_process::h400008a46a5006a0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x57791dbfb13d - test::run_test::{{closure}}::h9a131655b31d9427
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x57791dbd4684 - test::run_test::{{closure}}::he4a7177c216308c0
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x57791dbd4684 - std::sys::backtrace::__rust_begin_short_backtrace::hd3980e9c55d6c539
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x57791dbd7fba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h18552df67c7aa9b8
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x57791dbd7fba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3d7b285234641a08
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x57791dbd7fba - std::panicking::catch_unwind::do_call::h5a2b5cf36528a5b2
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x57791dbd7fba - std::panicking::catch_unwind::h7e8b531bbda77d20
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x57791dbd7fba - std::panic::catch_unwind::hf9bbb2040b4f1e6c
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x57791dbd7fba - std::thread::Builder::spawn_unchecked_::{{closure}}::h600f92cf68549574
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x57791dbd7fba - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb6607307df8a1847
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x57791dcb271f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6891ad53a5ed6f52
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x57791dcb271f - std::sys::thread::unix::Thread::new::thread_start::h7f3e77fa86df70af
[INFO] [stdout]                                at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x7b0e7a8c7aa4 - <unknown>
[INFO] [stdout]   45:     0x7b0e7a954a64 - 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 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "d798f20c2760beb842ec0d8fb8239abced2620e4cd3e46173f331a1b96f5faf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d798f20c2760beb842ec0d8fb8239abced2620e4cd3e46173f331a1b96f5faf1", kill_on_drop: false }`
[INFO] [stdout] d798f20c2760beb842ec0d8fb8239abced2620e4cd3e46173f331a1b96f5faf1
