[INFO] fetching crate fayalite 0.2.0...
[INFO] checking fayalite-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate fayalite 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate fayalite 0.2.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fayalite 0.2.0
[INFO] tweaked toml for crates.io crate fayalite 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fayalite 0.2.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fayalite 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 128cca97b469d746dfdafb2a49ddbeeb60b074916f7c3d2fe8161acfcf362e52
[INFO] running `Command { std: "docker" "start" "-a" "128cca97b469d746dfdafb2a49ddbeeb60b074916f7c3d2fe8161acfcf362e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "128cca97b469d746dfdafb2a49ddbeeb60b074916f7c3d2fe8161acfcf362e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "128cca97b469d746dfdafb2a49ddbeeb60b074916f7c3d2fe8161acfcf362e52", kill_on_drop: false }`
[INFO] [stdout] 128cca97b469d746dfdafb2a49ddbeeb60b074916f7c3d2fe8161acfcf362e52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 696c95b83c51177950441373ab70be6fe477eb7b9b74672ce95f24df46910451
[INFO] running `Command { std: "docker" "start" "-a" "696c95b83c51177950441373ab70be6fe477eb7b9b74672ce95f24df46910451", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling prettyplease v0.2.20
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling cc v1.1.28
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling fayalite-proc-macros-impl v0.2.0
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking clap_lex v0.7.1
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling trybuild v1.0.89
[INFO] [stderr]     Checking os_pipe v1.2.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking eyre v0.6.12
[INFO] [stderr]     Checking clap_builder v4.5.9
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling blake3 v1.5.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]     Checking which v6.0.1
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling derive_destructure2 v0.1.3
[INFO] [stderr]    Compiling clap_derive v4.5.8
[INFO] [stderr]    Compiling ctor v0.2.8
[INFO] [stderr]     Checking jobslot v0.2.19
[INFO] [stderr]     Checking clap v4.5.9
[INFO] [stderr]    Compiling fayalite-proc-macros v0.2.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking basic-toml v0.1.8
[INFO] [stderr]    Compiling fayalite-visit-gen v0.2.0
[INFO] [stderr]    Compiling fayalite v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]   --> src/clock.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct ClockDomain {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/enum_.rs:358:10
[INFO] [stdout]     |
[INFO] [stdout] 358 | pub enum HdlOption<T: Type> {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/formal.rs:148:8
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn formal_global_clock() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/formal.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 |     fn formal_reset() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/formal.rs:244:20
[INFO] [stdout]     |
[INFO] [stdout] 244 | make_any_const_fn!(any_const, "anyconst");
[INFO] [stdout]     |                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/formal.rs:245:20
[INFO] [stdout]     |
[INFO] [stdout] 245 | make_any_const_fn!(any_seq, "anyseq");
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/formal.rs:246:20
[INFO] [stdout]     |
[INFO] [stdout] 246 | make_any_const_fn!(all_const, "allconst");
[INFO] [stdout]     |                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/formal.rs:247:20
[INFO] [stdout]     |
[INFO] [stdout] 247 | make_any_const_fn!(all_seq, "allseq");
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]   --> src/memory.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct ReadStruct<Element, AddrWidth: Size> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]   --> src/memory.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct WriteStruct<Element, AddrWidth: Size> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]   --> src/memory.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct ReadWriteStruct<Element, AddrWidth: Size> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]   --> src/module/transform/simplify_enums.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | struct TagAndBody<Tag, Body> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]  --> src/util/ready_valid.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ReadyValid<T> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]   --> src/util/ready_valid.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn queue<T: Type>(
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/util/ready_valid.rs:207:12
[INFO] [stdout]     |
[INFO] [stdout] 207 |         fn queue_test(capacity: NonZeroUsize, inp_ready_is_comb: bool, out_valid_is_comb: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]   --> src/clock.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct ClockDomain {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/enum_.rs:358:10
[INFO] [stdout]     |
[INFO] [stdout] 358 | pub enum HdlOption<T: Type> {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/formal.rs:148:8
[INFO] [stdout]     |
[INFO] [stdout] 148 |     fn formal_global_clock() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/formal.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 |     fn formal_reset() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/formal.rs:244:20
[INFO] [stdout]     |
[INFO] [stdout] 244 | make_any_const_fn!(any_const, "anyconst");
[INFO] [stdout]     |                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/formal.rs:245:20
[INFO] [stdout]     |
[INFO] [stdout] 245 | make_any_const_fn!(any_seq, "anyseq");
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/formal.rs:246:20
[INFO] [stdout]     |
[INFO] [stdout] 246 | make_any_const_fn!(all_const, "allconst");
[INFO] [stdout]     |                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]    --> src/formal.rs:247:20
[INFO] [stdout]     |
[INFO] [stdout] 247 | make_any_const_fn!(all_seq, "allseq");
[INFO] [stdout]     |                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]   --> src/memory.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct ReadStruct<Element, AddrWidth: Size> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]   --> src/memory.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct WriteStruct<Element, AddrWidth: Size> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]   --> src/memory.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct ReadWriteStruct<Element, AddrWidth: Size> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]   --> src/module/transform/simplify_enums.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | struct TagAndBody<Tag, Body> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]  --> src/util/ready_valid.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ReadyValid<T> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[automatically_derived]` attribute cannot be used on inherent impl blocks
[INFO] [stdout]   --> src/util/ready_valid.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn queue<T: Type>(
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[automatically_derived]` can only be applied to trait impl blocks
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr<enum_::HdlOption<R>>, Infallible>
[INFO] [stdout]    --> src/enum_.rs:428:15
[INFO] [stdout]     |
[INFO] [stdout] 428 |         match Self::try_and_then(expr, |v| Ok::<_, Infallible>(f(v))) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr<enum_::HdlOption<R>>, Infallible>
[INFO] [stdout]    --> src/enum_.rs:428:44
[INFO] [stdout]     |
[INFO] [stdout] 428 |         match Self::try_and_then(expr, |v| Ok::<_, Infallible>(f(v))) {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr<enum_::HdlOption<T>>, Infallible>
[INFO] [stdout]    --> src/enum_.rs:467:15
[INFO] [stdout]     |
[INFO] [stdout] 467 |         match Self::try_filter(expr, |v| Ok::<_, Infallible>(f(v))) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr<int::Bool>, Infallible>
[INFO] [stdout]    --> src/enum_.rs:467:42
[INFO] [stdout]     |
[INFO] [stdout] 467 |         match Self::try_filter(expr, |v| Ok::<_, Infallible>(f(v))) {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Interned<module::Module<T>>, Infallible>
[INFO] [stdout]     --> src/module.rs:2001:9
[INFO] [stdout]      |
[INFO] [stdout] 2001 | /         Self::try_run_with_loc(
[INFO] [stdout] 2002 | |             name,
[INFO] [stdout] 2003 | |             source_location,
[INFO] [stdout] 2004 | |             module_kind,
[INFO] [stdout] ...    |
[INFO] [stdout] 2008 | |             },
[INFO] [stdout] 2009 | |         )
[INFO] [stdout]      | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<module::Module<T>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:877:94
[INFO] [stdout]     |
[INFO] [stdout] 877 |       fn fold_module<T: BundleType>(&mut self, v: Module<T>) -> Result<Module<T>, Self::Error> {
[INFO] [stdout]     |  ______________________________________________________________________________________________^
[INFO] [stdout] 878 | |         let module: Interned<_> = v.canonical().intern_sized();
[INFO] [stdout] 879 | |         if let Some(module_state) = self.modules.get(&module) {
[INFO] [stdout] 880 | |             return Ok(Module::from_canonical(
[INFO] [stdout] ...   |
[INFO] [stdout] 896 | |         Ok(Module::from_canonical(*module))
[INFO] [stdout] 897 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<module::Module<T>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:880:20
[INFO] [stdout]     |
[INFO] [stdout] 880 |               return Ok(Module::from_canonical(
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 881 | |                 *module_state
[INFO] [stdout] 882 | |                     .output_module
[INFO] [stdout] 883 | |                     .expect("modules can't be mutually recursive"),
[INFO] [stdout] 884 | |             ));
[INFO] [stdout]     | |______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, Interned<module::Module<Bundle>>>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:894:22
[INFO] [stdout]     |
[INFO] [stdout] 894 |         let module = module.default_fold(&mut *this)?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Interned<module::Module<Bundle>>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:894:22
[INFO] [stdout]     |
[INFO] [stdout] 894 |         let module = module.default_fold(&mut *this)?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<module::Module<T>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:894:22
[INFO] [stdout]     |
[INFO] [stdout] 894 |         let module = module.default_fold(&mut *this)?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<module::Module<T>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:896:9
[INFO] [stdout]     |
[INFO] [stdout] 896 |         Ok(Module::from_canonical(*module))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<memory::Mem<Element, Len>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:902:49
[INFO] [stdout]     |
[INFO] [stdout] 902 |       ) -> Result<Mem<Element, Len>, Self::Error> {
[INFO] [stdout]     |  _________________________________________________^
[INFO] [stdout] 903 | |         unreachable!()
[INFO] [stdout] 904 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Block, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:906:70
[INFO] [stdout]     |
[INFO] [stdout] 906 |       fn fold_block(&mut self, v: Block) -> Result<Block, Self::Error> {
[INFO] [stdout]     |  ______________________________________________________________________^
[INFO] [stdout] 907 | |         let Block {
[INFO] [stdout] 908 | |             memories: input_mems,
[INFO] [stdout] 909 | |             stmts: input_stmts,
[INFO] [stdout] ...   |
[INFO] [stdout] 925 | |         })
[INFO] [stdout] 926 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Stmt, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:920:29
[INFO] [stdout]     |
[INFO] [stdout] 920 |                 .map(|stmt| stmt.fold(self).unwrap_or_else(|v| match v {})),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Block, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:922:9
[INFO] [stdout]     |
[INFO] [stdout] 922 | /         Ok(Block {
[INFO] [stdout] 923 | |             memories: Intern::intern_owned(output_mems),
[INFO] [stdout] 924 | |             stmts: Intern::intern_owned(output_stmts),
[INFO] [stdout] 925 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExprEnum, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:928:80
[INFO] [stdout]     |
[INFO] [stdout] 928 |       fn fold_expr_enum(&mut self, v: ExprEnum) -> Result<ExprEnum, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________________________^
[INFO] [stdout] 929 | |         if let ExprEnum::MemPort(mem_port) = v {
[INFO] [stdout] 930 | |             Ok(self
[INFO] [stdout] 931 | |                 .module_state()
[INFO] [stdout] ...   |
[INFO] [stdout] 939 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExprEnum, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:929:9
[INFO] [stdout]     |
[INFO] [stdout] 929 | /         if let ExprEnum::MemPort(mem_port) = v {
[INFO] [stdout] 930 | |             Ok(self
[INFO] [stdout] 931 | |                 .module_state()
[INFO] [stdout] 932 | |                 .memories
[INFO] [stdout] ...   |
[INFO] [stdout] 937 | |             v.default_fold(self)
[INFO] [stdout] 938 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExprEnum, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:929:48
[INFO] [stdout]     |
[INFO] [stdout] 929 |           if let ExprEnum::MemPort(mem_port) = v {
[INFO] [stdout]     |  ________________________________________________^
[INFO] [stdout] 930 | |             Ok(self
[INFO] [stdout] 931 | |                 .module_state()
[INFO] [stdout] 932 | |                 .memories
[INFO] [stdout] ...   |
[INFO] [stdout] 935 | |                 .replacement_ports[mem_port.port_index()])
[INFO] [stdout] 936 | |         } else {
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExprEnum, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:930:13
[INFO] [stdout]     |
[INFO] [stdout] 930 | /             Ok(self
[INFO] [stdout] 931 | |                 .module_state()
[INFO] [stdout] 932 | |                 .memories
[INFO] [stdout] 933 | |                 .get(&mem_port.mem_name())
[INFO] [stdout] 934 | |                 .expect("all uses of a memory must come after the memory is declared")
[INFO] [stdout] 935 | |                 .replacement_ports[mem_port.port_index()])
[INFO] [stdout]     | |__________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExprEnum, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:936:16
[INFO] [stdout]     |
[INFO] [stdout] 936 |           } else {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 937 | |             v.default_fold(self)
[INFO] [stdout] 938 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExprEnum, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:937:13
[INFO] [stdout]     |
[INFO] [stdout] 937 |             v.default_fold(self)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<MemPort<T>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:941:97
[INFO] [stdout]     |
[INFO] [stdout] 941 |       fn fold_mem_port<T: PortType>(&mut self, _v: MemPort<T>) -> Result<MemPort<T>, Self::Error> {
[INFO] [stdout]     |  _________________________________________________________________________________________________^
[INFO] [stdout] 942 | |         unreachable!()
[INFO] [stdout] 943 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Interned<module::Module<Bundle>>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:947:5
[INFO] [stdout]     |
[INFO] [stdout] 947 | /     module
[INFO] [stdout] 948 | |         .fold(&mut State::default())
[INFO] [stdout]     | |____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fayalite` (lib test) due to 23 previous errors; 15 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr<enum_::HdlOption<R>>, Infallible>
[INFO] [stdout]    --> src/enum_.rs:428:15
[INFO] [stdout]     |
[INFO] [stdout] 428 |         match Self::try_and_then(expr, |v| Ok::<_, Infallible>(f(v))) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr<enum_::HdlOption<R>>, Infallible>
[INFO] [stdout]    --> src/enum_.rs:428:44
[INFO] [stdout]     |
[INFO] [stdout] 428 |         match Self::try_and_then(expr, |v| Ok::<_, Infallible>(f(v))) {
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr<enum_::HdlOption<T>>, Infallible>
[INFO] [stdout]    --> src/enum_.rs:467:15
[INFO] [stdout]     |
[INFO] [stdout] 467 |         match Self::try_filter(expr, |v| Ok::<_, Infallible>(f(v))) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<expr::Expr<int::Bool>, Infallible>
[INFO] [stdout]    --> src/enum_.rs:467:42
[INFO] [stdout]     |
[INFO] [stdout] 467 |         match Self::try_filter(expr, |v| Ok::<_, Infallible>(f(v))) {
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Interned<module::Module<T>>, Infallible>
[INFO] [stdout]     --> src/module.rs:2001:9
[INFO] [stdout]      |
[INFO] [stdout] 2001 | /         Self::try_run_with_loc(
[INFO] [stdout] 2002 | |             name,
[INFO] [stdout] 2003 | |             source_location,
[INFO] [stdout] 2004 | |             module_kind,
[INFO] [stdout] ...    |
[INFO] [stdout] 2008 | |             },
[INFO] [stdout] 2009 | |         )
[INFO] [stdout]      | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<module::Module<T>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:877:94
[INFO] [stdout]     |
[INFO] [stdout] 877 |       fn fold_module<T: BundleType>(&mut self, v: Module<T>) -> Result<Module<T>, Self::Error> {
[INFO] [stdout]     |  ______________________________________________________________________________________________^
[INFO] [stdout] 878 | |         let module: Interned<_> = v.canonical().intern_sized();
[INFO] [stdout] 879 | |         if let Some(module_state) = self.modules.get(&module) {
[INFO] [stdout] 880 | |             return Ok(Module::from_canonical(
[INFO] [stdout] ...   |
[INFO] [stdout] 896 | |         Ok(Module::from_canonical(*module))
[INFO] [stdout] 897 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<module::Module<T>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:880:20
[INFO] [stdout]     |
[INFO] [stdout] 880 |               return Ok(Module::from_canonical(
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 881 | |                 *module_state
[INFO] [stdout] 882 | |                     .output_module
[INFO] [stdout] 883 | |                     .expect("modules can't be mutually recursive"),
[INFO] [stdout] 884 | |             ));
[INFO] [stdout]     | |______________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, Interned<module::Module<Bundle>>>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:894:22
[INFO] [stdout]     |
[INFO] [stdout] 894 |         let module = module.default_fold(&mut *this)?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Interned<module::Module<Bundle>>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:894:22
[INFO] [stdout]     |
[INFO] [stdout] 894 |         let module = module.default_fold(&mut *this)?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<module::Module<T>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:894:22
[INFO] [stdout]     |
[INFO] [stdout] 894 |         let module = module.default_fold(&mut *this)?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<module::Module<T>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:896:9
[INFO] [stdout]     |
[INFO] [stdout] 896 |         Ok(Module::from_canonical(*module))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<memory::Mem<Element, Len>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:902:49
[INFO] [stdout]     |
[INFO] [stdout] 902 |       ) -> Result<Mem<Element, Len>, Self::Error> {
[INFO] [stdout]     |  _________________________________________________^
[INFO] [stdout] 903 | |         unreachable!()
[INFO] [stdout] 904 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Block, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:906:70
[INFO] [stdout]     |
[INFO] [stdout] 906 |       fn fold_block(&mut self, v: Block) -> Result<Block, Self::Error> {
[INFO] [stdout]     |  ______________________________________________________________________^
[INFO] [stdout] 907 | |         let Block {
[INFO] [stdout] 908 | |             memories: input_mems,
[INFO] [stdout] 909 | |             stmts: input_stmts,
[INFO] [stdout] ...   |
[INFO] [stdout] 925 | |         })
[INFO] [stdout] 926 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Stmt, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:920:29
[INFO] [stdout]     |
[INFO] [stdout] 920 |                 .map(|stmt| stmt.fold(self).unwrap_or_else(|v| match v {})),
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Block, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:922:9
[INFO] [stdout]     |
[INFO] [stdout] 922 | /         Ok(Block {
[INFO] [stdout] 923 | |             memories: Intern::intern_owned(output_mems),
[INFO] [stdout] 924 | |             stmts: Intern::intern_owned(output_stmts),
[INFO] [stdout] 925 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExprEnum, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:928:80
[INFO] [stdout]     |
[INFO] [stdout] 928 |       fn fold_expr_enum(&mut self, v: ExprEnum) -> Result<ExprEnum, Self::Error> {
[INFO] [stdout]     |  ________________________________________________________________________________^
[INFO] [stdout] 929 | |         if let ExprEnum::MemPort(mem_port) = v {
[INFO] [stdout] 930 | |             Ok(self
[INFO] [stdout] 931 | |                 .module_state()
[INFO] [stdout] ...   |
[INFO] [stdout] 939 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExprEnum, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:929:9
[INFO] [stdout]     |
[INFO] [stdout] 929 | /         if let ExprEnum::MemPort(mem_port) = v {
[INFO] [stdout] 930 | |             Ok(self
[INFO] [stdout] 931 | |                 .module_state()
[INFO] [stdout] 932 | |                 .memories
[INFO] [stdout] ...   |
[INFO] [stdout] 937 | |             v.default_fold(self)
[INFO] [stdout] 938 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExprEnum, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:929:48
[INFO] [stdout]     |
[INFO] [stdout] 929 |           if let ExprEnum::MemPort(mem_port) = v {
[INFO] [stdout]     |  ________________________________________________^
[INFO] [stdout] 930 | |             Ok(self
[INFO] [stdout] 931 | |                 .module_state()
[INFO] [stdout] 932 | |                 .memories
[INFO] [stdout] ...   |
[INFO] [stdout] 935 | |                 .replacement_ports[mem_port.port_index()])
[INFO] [stdout] 936 | |         } else {
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExprEnum, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:930:13
[INFO] [stdout]     |
[INFO] [stdout] 930 | /             Ok(self
[INFO] [stdout] 931 | |                 .module_state()
[INFO] [stdout] 932 | |                 .memories
[INFO] [stdout] 933 | |                 .get(&mem_port.mem_name())
[INFO] [stdout] 934 | |                 .expect("all uses of a memory must come after the memory is declared")
[INFO] [stdout] 935 | |                 .replacement_ports[mem_port.port_index()])
[INFO] [stdout]     | |__________________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExprEnum, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:936:16
[INFO] [stdout]     |
[INFO] [stdout] 936 |           } else {
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 937 | |             v.default_fold(self)
[INFO] [stdout] 938 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<ExprEnum, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:937:13
[INFO] [stdout]     |
[INFO] [stdout] 937 |             v.default_fold(self)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<MemPort<T>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:941:97
[INFO] [stdout]     |
[INFO] [stdout] 941 |       fn fold_mem_port<T: PortType>(&mut self, _v: MemPort<T>) -> Result<MemPort<T>, Self::Error> {
[INFO] [stdout]     |  _________________________________________________________________________________________________^
[INFO] [stdout] 942 | |         unreachable!()
[INFO] [stdout] 943 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<Interned<module::Module<Bundle>>, Infallible>
[INFO] [stdout]    --> src/module/transform/simplify_memories.rs:947:5
[INFO] [stdout]     |
[INFO] [stdout] 947 | /     module
[INFO] [stdout] 948 | |         .fold(&mut State::default())
[INFO] [stdout]     | |____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fayalite` (lib) due to 23 previous errors; 14 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "696c95b83c51177950441373ab70be6fe477eb7b9b74672ce95f24df46910451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "696c95b83c51177950441373ab70be6fe477eb7b9b74672ce95f24df46910451", kill_on_drop: false }`
[INFO] [stdout] 696c95b83c51177950441373ab70be6fe477eb7b9b74672ce95f24df46910451
