[INFO] fetching crate notmuch-tagrewriter 0.1.0...
[INFO] checking notmuch-tagrewriter-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate notmuch-tagrewriter 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate notmuch-tagrewriter 0.1.0
[INFO] finished tweaking crates.io crate notmuch-tagrewriter 0.1.0
[INFO] tweaked toml for crates.io crate notmuch-tagrewriter 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate notmuch-tagrewriter 0.1.0 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 notmuch-tagrewriter 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4dab2139fa05635b173293e7d61c58b0a9fea75f44897ea5116726d604b3a816
[INFO] running `Command { std: "docker" "start" "-a" "4dab2139fa05635b173293e7d61c58b0a9fea75f44897ea5116726d604b3a816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dab2139fa05635b173293e7d61c58b0a9fea75f44897ea5116726d604b3a816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dab2139fa05635b173293e7d61c58b0a9fea75f44897ea5116726d604b3a816", kill_on_drop: false }`
[INFO] [stdout] 4dab2139fa05635b173293e7d61c58b0a9fea75f44897ea5116726d604b3a816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e9583dfd029061c6c1783728fd1a59e2b144f9e0ca54731897ddf147defd35d1
[INFO] running `Command { std: "docker" "start" "-a" "e9583dfd029061c6c1783728fd1a59e2b144f9e0ca54731897ddf147defd35d1", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]     Checking anstyle-query v1.1.3
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling serde_yml v0.0.12
[INFO] [stderr]     Checking fixedbitset v0.5.7
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling peg-runtime v0.8.5
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking jiff v0.2.15
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking libyml v0.0.5
[INFO] [stderr]     Checking anstream v0.6.19
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]    Compiling peg-macros v0.8.5
[INFO] [stderr]     Checking directories v6.0.0
[INFO] [stderr]     Checking clap_builder v4.5.40
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking petgraph v0.8.2
[INFO] [stderr]     Checking peg v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking graph-cycles v0.3.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]     Checking colog v1.3.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling from_variants_impl v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling clap_derive v4.5.40
[INFO] [stderr]     Checking from_variants v0.6.0
[INFO] [stderr]     Checking notmuch v0.8.0
[INFO] [stderr]     Checking clap v4.5.40
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling serde_with_macros v3.13.0
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking serde_with v3.13.0
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking notmuch-tagrewriter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `TagKnowledge` is never used
[INFO] [stdout]   --> src/lib/common.rs:67:10
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub enum TagKnowledge {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `try_from_iterator` is never used
[INFO] [stdout]    --> src/lib/common.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | impl Vector {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 211 |     fn try_from_iterator<I, VD>(iter: I) -> Result<Self, VectorError>
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_NOT` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const SYMBOL_NOT: char = '!';
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_AND` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const SYMBOL_AND: char = '&';
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_OR` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub const SYMBOL_OR: char = '|';
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_TRUE` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub const SYMBOL_TRUE: char = 'T';
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_TRUE_ALT` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub const SYMBOL_TRUE_ALT: char = '*';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_FALSE` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const SYMBOL_FALSE: char = 'F';
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_ALLTAGS` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const SYMBOL_ALLTAGS: char = 'A';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_ALLNOTAGS` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const SYMBOL_ALLNOTAGS: char = 'N';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_FALSE_FANCY_ALT` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub const SYMBOL_FALSE_FANCY_ALT: char = '∅';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_ALLTAGS_FANCY` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub const SYMBOL_ALLTAGS_FANCY: char = '∀';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_ALLNOTTAGS_FANCY` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub const SYMBOL_ALLNOTTAGS_FANCY: char = '∄';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `terms` is never used
[INFO] [stdout]    --> src/lib/dnf.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 319 | pub(super) trait Formula<T: LitteralTrait>: Clone {
[INFO] [stdout]     |                  ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 328 |     fn terms(&self) -> BTreeSet<T>;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `complete` is never used
[INFO] [stdout]    --> src/lib/dnf.rs:441:8
[INFO] [stdout]     |
[INFO] [stdout] 440 | impl<T: LitteralTrait> Conjunction<T> {
[INFO] [stdout]     | ------------------------------------- method in this implementation
[INFO] [stdout] 441 |     fn complete(&self, terms: &BTreeSet<T>) -> DisjunctiveNormalForm<T> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `complete` is never used
[INFO] [stdout]    --> src/lib/dnf.rs:456:8
[INFO] [stdout]     |
[INFO] [stdout] 455 | impl<T: LitteralTrait> Disjunction<T> {
[INFO] [stdout]     | ------------------------------------- method in this implementation
[INFO] [stdout] 456 |     fn complete(&self, terms: &BTreeSet<T>) -> ConjunctiveNormalForm<T> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `full` is never used
[INFO] [stdout]    --> src/lib/dnf.rs:478:12
[INFO] [stdout]     |
[INFO] [stdout] 470 | impl<T: LitteralTrait> DisjunctiveNormalForm<T> {
[INFO] [stdout]     | ----------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 478 |     pub fn full(&self) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `full` is never used
[INFO] [stdout]    --> src/lib/dnf.rs:493:12
[INFO] [stdout]     |
[INFO] [stdout] 486 | impl<T: LitteralTrait> ConjunctiveNormalForm<T> {
[INFO] [stdout]     | ----------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 493 |     pub fn full(&self) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `edges_graph` is never read
[INFO] [stdout]   --> src/lib/graph.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct GraphDataMap {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     edges_graph: Vec<EdgeIndex>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GraphDataMap` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_edge_at_index` and `get_edges_from_indexes` are never used
[INFO] [stdout]   --> src/lib/graph.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl GraphDataMap {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn get_edge_at_index(&self, index: &EdgeIndex) -> Option<&LabelledArrow> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn get_edges_from_indexes(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_tag_knowledge` is never used
[INFO] [stdout]   --> src/lib/state.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait StateTrait {
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] 16 |     /// Get the current knowledge about a `Tag`.
[INFO] [stdout] 17 |     fn get_tag_knowledge(&self, tag: &Tag) -> TagKnowledge;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<common::Tag, Infallible>
[INFO] [stdout]   --> src/lib/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     FromStr,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `FromStr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::ops::ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]   --> src/lib/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     FromStr,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     FromStr,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromStr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<common::Tag, Infallible>
[INFO] [stdout]   --> src/lib/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     FromStr,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TagKnowledge` is never used
[INFO] [stdout]   --> src/lib/common.rs:67:10
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub enum TagKnowledge {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `try_from_iterator` is never used
[INFO] [stdout]    --> src/lib/common.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 168 | impl Vector {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 211 |     fn try_from_iterator<I, VD>(iter: I) -> Result<Self, VectorError>
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_NOT` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub const SYMBOL_NOT: char = '!';
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_AND` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub const SYMBOL_AND: char = '&';
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_OR` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub const SYMBOL_OR: char = '|';
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_TRUE` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub const SYMBOL_TRUE: char = 'T';
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_TRUE_ALT` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub const SYMBOL_TRUE_ALT: char = '*';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_FALSE` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const SYMBOL_FALSE: char = 'F';
[INFO] [stdout]    |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_ALLTAGS` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub const SYMBOL_ALLTAGS: char = 'A';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_ALLNOTAGS` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub const SYMBOL_ALLNOTAGS: char = 'N';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_FALSE_FANCY_ALT` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:24:11
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub const SYMBOL_FALSE_FANCY_ALT: char = '∅';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_ALLTAGS_FANCY` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub const SYMBOL_ALLTAGS_FANCY: char = '∀';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYMBOL_ALLNOTTAGS_FANCY` is never used
[INFO] [stdout]   --> src/lib/dnf.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub const SYMBOL_ALLNOTTAGS_FANCY: char = '∄';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `terms` is never used
[INFO] [stdout]    --> src/lib/dnf.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 319 | pub(super) trait Formula<T: LitteralTrait>: Clone {
[INFO] [stdout]     |                  ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 328 |     fn terms(&self) -> BTreeSet<T>;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `complete` is never used
[INFO] [stdout]    --> src/lib/dnf.rs:441:8
[INFO] [stdout]     |
[INFO] [stdout] 440 | impl<T: LitteralTrait> Conjunction<T> {
[INFO] [stdout]     | ------------------------------------- method in this implementation
[INFO] [stdout] 441 |     fn complete(&self, terms: &BTreeSet<T>) -> DisjunctiveNormalForm<T> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `complete` is never used
[INFO] [stdout]    --> src/lib/dnf.rs:456:8
[INFO] [stdout]     |
[INFO] [stdout] 455 | impl<T: LitteralTrait> Disjunction<T> {
[INFO] [stdout]     | ------------------------------------- method in this implementation
[INFO] [stdout] 456 |     fn complete(&self, terms: &BTreeSet<T>) -> ConjunctiveNormalForm<T> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `full` is never used
[INFO] [stdout]    --> src/lib/dnf.rs:478:12
[INFO] [stdout]     |
[INFO] [stdout] 470 | impl<T: LitteralTrait> DisjunctiveNormalForm<T> {
[INFO] [stdout]     | ----------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 478 |     pub fn full(&self) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `full` is never used
[INFO] [stdout]    --> src/lib/dnf.rs:493:12
[INFO] [stdout]     |
[INFO] [stdout] 486 | impl<T: LitteralTrait> ConjunctiveNormalForm<T> {
[INFO] [stdout]     | ----------------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 493 |     pub fn full(&self) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `edges_graph` is never read
[INFO] [stdout]   --> src/lib/graph.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct GraphDataMap {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     edges_graph: Vec<EdgeIndex>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GraphDataMap` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_edge_at_index` and `get_edges_from_indexes` are never used
[INFO] [stdout]   --> src/lib/graph.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl GraphDataMap {
[INFO] [stdout]    | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn get_edge_at_index(&self, index: &EdgeIndex) -> Option<&LabelledArrow> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn get_edges_from_indexes(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_tag_knowledge` is never used
[INFO] [stdout]   --> src/lib/state.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait StateTrait {
[INFO] [stdout]    |           ---------- method in this trait
[INFO] [stdout] 16 |     /// Get the current knowledge about a `Tag`.
[INFO] [stdout] 17 |     fn get_tag_knowledge(&self, tag: &Tag) -> TagKnowledge;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<common::Tag, Infallible>
[INFO] [stdout]   --> src/lib/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     FromStr,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the derive macro `FromStr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::ops::ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]   --> src/lib/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     FromStr,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     FromStr,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromStr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `notmuch-tagrewriter` (lib) due to 4 previous errors; 21 warnings emitted
[INFO] [stdout] error: this type will no longer be must used: Result<common::Tag, Infallible>
[INFO] [stdout]   --> src/lib/common.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     FromStr,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `notmuch-tagrewriter` (lib test) due to 4 previous errors; 21 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e9583dfd029061c6c1783728fd1a59e2b144f9e0ca54731897ddf147defd35d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9583dfd029061c6c1783728fd1a59e2b144f9e0ca54731897ddf147defd35d1", kill_on_drop: false }`
[INFO] [stdout] e9583dfd029061c6c1783728fd1a59e2b144f9e0ca54731897ddf147defd35d1
