[INFO] cloning repository https://github.com/fdinsen/obsidian-folders-to-tags
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fdinsen/obsidian-folders-to-tags" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdinsen%2Fobsidian-folders-to-tags", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdinsen%2Fobsidian-folders-to-tags'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eba9b69ad1e0ae88c8c1e3e2d50999db32aca5ed
[INFO] testing fdinsen/obsidian-folders-to-tags against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdinsen%2Fobsidian-folders-to-tags" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fdinsen/obsidian-folders-to-tags
[INFO] finished tweaking git repo https://github.com/fdinsen/obsidian-folders-to-tags
[INFO] tweaked toml for git repo https://github.com/fdinsen/obsidian-folders-to-tags written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fdinsen/obsidian-folders-to-tags on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fdinsen/obsidian-folders-to-tags 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" "+9f93af291970322f4f1c6315ccde4d7078201159" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce9dbc422f7a6236b3f06c86ef9876864a31a7d6aa8bd8fdb33187baa0176dc9
[INFO] running `Command { std: "docker" "start" "-a" "ce9dbc422f7a6236b3f06c86ef9876864a31a7d6aa8bd8fdb33187baa0176dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce9dbc422f7a6236b3f06c86ef9876864a31a7d6aa8bd8fdb33187baa0176dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9dbc422f7a6236b3f06c86ef9876864a31a7d6aa8bd8fdb33187baa0176dc9", kill_on_drop: false }`
[INFO] [stdout] ce9dbc422f7a6236b3f06c86ef9876864a31a7d6aa8bd8fdb33187baa0176dc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd24b207e061b424789aff51bf9bb491cb1bd7735cc5c5d1cd423a74634a7d60
[INFO] running `Command { std: "docker" "start" "-a" "bd24b207e061b424789aff51bf9bb491cb1bd7735cc5c5d1cd423a74634a7d60", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling obsidian-folder-to-tags v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/md_parser/markdown.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let mut properties = String::new();
[INFO] [stdout]     |                 ----^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_single_value` and `as_list_value` are never used
[INFO] [stdout]   --> src/md_parser/markdown.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Value {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 12 |     pub fn as_single_value(&self) -> Option<&String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn as_list_value(&self) -> Option<&Vec<String>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/md_parser/markdown.rs:46:12
[INFO] [stdout]     |
[INFO] [stdout]  33 | impl Markdown {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  46 |     pub fn from_properties(p: HashMap<String, Value>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  52 |     pub fn build(p: HashMap<String, Value>, c: &str) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  61 |     pub fn write_markdown(md: Markdown) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  65 |     pub fn has_broken_properties(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  75 |     fn is_property_broken(p: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  79 |     fn is_list_property_broken(p: &Vec<String>) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  83 |     pub fn fix_broken_properties(md: &Markdown) -> Markdown {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     fn fix_broken_property(p: &str) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     fn fix_broken_list_property(p: &Vec<String>) -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/md_parser/mod.rs:110:27
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn handle_start(body: &String) -> Result<ParserState, ParserError> {
[INFO] [stdout]     |                           ^^^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn handle_start(body: &String) -> Result<ParserState<'_>, ParserError> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/md_parser/markdown.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |             writeln!(f, "---");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let _ = writeln!(f, "---");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/md_parser/markdown.rs:126:25
[INFO] [stdout]     |
[INFO] [stdout] 126 |                         writeln!(f, "{}: {}", key, v);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 126 |                         let _ = writeln!(f, "{}: {}", key, v);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/md_parser/markdown.rs:129:25
[INFO] [stdout]     |
[INFO] [stdout] 129 |                         writeln!(f, "{}:", key);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 129 |                         let _ = writeln!(f, "{}:", key);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/md_parser/markdown.rs:131:29
[INFO] [stdout]     |
[INFO] [stdout] 131 | ...                   writeln!(f, " - {}", v);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 131 |                             let _ = writeln!(f, " - {}", v);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/md_parser/markdown.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |             writeln!(f, "---");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 136 |             let _ = writeln!(f, "---");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/md_parser/markdown.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |             write!(f, "{}", properties);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let _ = write!(f, "{}", properties);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/md_parser/markdown.rs:144:26
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let mut input = input.clone();
[INFO] [stdout]     |                          ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "bd24b207e061b424789aff51bf9bb491cb1bd7735cc5c5d1cd423a74634a7d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd24b207e061b424789aff51bf9bb491cb1bd7735cc5c5d1cd423a74634a7d60", kill_on_drop: false }`
[INFO] [stdout] bd24b207e061b424789aff51bf9bb491cb1bd7735cc5c5d1cd423a74634a7d60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d45b2cba983965f7c313790fff566d1f36ad6aa94944fd2758d769c51ccbc439
[INFO] running `Command { std: "docker" "start" "-a" "d45b2cba983965f7c313790fff566d1f36ad6aa94944fd2758d769c51ccbc439", kill_on_drop: false }`
[INFO] [stderr]    Compiling obsidian-folder-to-tags v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/md_parser/markdown.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let mut properties = String::new();
[INFO] [stdout]     |                 ----^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/md_parser/mod.rs:438:13
[INFO] [stdout]     |
[INFO] [stdout] 438 |         let mut lines = input.lines().peekable();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/md_parser/mod.rs:515:13
[INFO] [stdout]     |
[INFO] [stdout] 515 |         let mut lines = input.lines().peekable();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/md_parser/mod.rs:595:13
[INFO] [stdout]     |
[INFO] [stdout] 595 |         let mut state = ParserState::End(Markdown::new());
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/md_parser/mod.rs:608:13
[INFO] [stdout]     |
[INFO] [stdout] 608 |         let mut md = Markdown::new();
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_list_value` is never used
[INFO] [stdout]   --> src/md_parser/markdown.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Value {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn as_list_value(&self) -> Option<&Vec<String>> {
[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 `build` is never used
[INFO] [stdout]   --> src/md_parser/markdown.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Markdown {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn build(p: HashMap<String, Value>, c: &str) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/md_parser/mod.rs:110:27
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn handle_start(body: &String) -> Result<ParserState, ParserError> {
[INFO] [stdout]     |                           ^^^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn handle_start(body: &String) -> Result<ParserState<'_>, ParserError> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/md_parser/markdown.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |             writeln!(f, "---");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |             let _ = writeln!(f, "---");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/md_parser/markdown.rs:126:25
[INFO] [stdout]     |
[INFO] [stdout] 126 |                         writeln!(f, "{}: {}", key, v);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 126 |                         let _ = writeln!(f, "{}: {}", key, v);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/md_parser/markdown.rs:129:25
[INFO] [stdout]     |
[INFO] [stdout] 129 |                         writeln!(f, "{}:", key);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 129 |                         let _ = writeln!(f, "{}:", key);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/md_parser/markdown.rs:131:29
[INFO] [stdout]     |
[INFO] [stdout] 131 | ...                   writeln!(f, " - {}", v);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 131 |                             let _ = writeln!(f, " - {}", v);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/md_parser/markdown.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |             writeln!(f, "---");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 136 |             let _ = writeln!(f, "---");
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/md_parser/markdown.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |             write!(f, "{}", properties);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let _ = write!(f, "{}", properties);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/md_parser/markdown.rs:144:26
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let mut input = input.clone();
[INFO] [stdout]     |                          ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "d45b2cba983965f7c313790fff566d1f36ad6aa94944fd2758d769c51ccbc439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d45b2cba983965f7c313790fff566d1f36ad6aa94944fd2758d769c51ccbc439", kill_on_drop: false }`
[INFO] [stdout] d45b2cba983965f7c313790fff566d1f36ad6aa94944fd2758d769c51ccbc439
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 11ff7161dff259ce09441e911e5873222f99549d2a75d973d00cbed34aeaeadd
[INFO] running `Command { std: "docker" "start" "-a" "11ff7161dff259ce09441e911e5873222f99549d2a75d973d00cbed34aeaeadd", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/md_parser/markdown.rs:118:17
[INFO] [stderr]     |
[INFO] [stderr] 118 |             let mut properties = String::new();
[INFO] [stderr]     |                 ----^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/md_parser/mod.rs:438:13
[INFO] [stderr]     |
[INFO] [stderr] 438 |         let mut lines = input.lines().peekable();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/md_parser/mod.rs:515:13
[INFO] [stderr]     |
[INFO] [stderr] 515 |         let mut lines = input.lines().peekable();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/md_parser/mod.rs:595:13
[INFO] [stderr]     |
[INFO] [stderr] 595 |         let mut state = ParserState::End(Markdown::new());
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/md_parser/mod.rs:608:13
[INFO] [stderr]     |
[INFO] [stderr] 608 |         let mut md = Markdown::new();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method `as_list_value` is never used
[INFO] [stderr]   --> src/md_parser/markdown.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl Value {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 19 |     pub fn as_list_value(&self) -> Option<&Vec<String>> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `build` is never used
[INFO] [stderr]   --> src/md_parser/markdown.rs:52:12
[INFO] [stderr]    |
[INFO] [stderr] 33 | impl Markdown {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 52 |     pub fn build(p: HashMap<String, Value>, c: &str) -> Self {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/md_parser/mod.rs:110:27
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn handle_start(body: &String) -> Result<ParserState, ParserError> {
[INFO] [stderr]     |                           ^^^^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn handle_start(body: &String) -> Result<ParserState<'_>, ParserError> {
[INFO] [stderr]     |                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/md_parser/markdown.rs:119:13
[INFO] [stderr]     |
[INFO] [stderr] 119 |             writeln!(f, "---");
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 119 |             let _ = writeln!(f, "---");
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/md_parser/markdown.rs:126:25
[INFO] [stderr]     |
[INFO] [stderr] 126 |                         writeln!(f, "{}: {}", key, v);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 126 |                         let _ = writeln!(f, "{}: {}", key, v);
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/md_parser/markdown.rs:129:25
[INFO] [stderr]     |
[INFO] [stderr] 129 |                         writeln!(f, "{}:", key);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 129 |                         let _ = writeln!(f, "{}:", key);
[INFO] [stderr]     |                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/md_parser/markdown.rs:131:29
[INFO] [stderr]     |
[INFO] [stderr] 131 | ...                   writeln!(f, " - {}", v);
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 131 |                             let _ = writeln!(f, " - {}", v);
[INFO] [stderr]     |                             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/md_parser/markdown.rs:136:13
[INFO] [stderr]     |
[INFO] [stderr] 136 |             writeln!(f, "---");
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 136 |             let _ = writeln!(f, "---");
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/md_parser/markdown.rs:137:13
[INFO] [stderr]     |
[INFO] [stderr] 137 |             write!(f, "{}", properties);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 137 |             let _ = write!(f, "{}", properties);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/md_parser/markdown.rs:144:26
[INFO] [stderr]     |
[INFO] [stderr] 144 |     let mut input = input.clone();
[INFO] [stderr]     |                          ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `obsidian-folder-to-tags` (bin "obsidian-folder-to-tags" test) generated 15 warnings (run `cargo fix --bin "obsidian-folder-to-tags" -p obsidian-folder-to-tags --tests` to apply 7 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/obsidian_folder_to_tags-fda7b21ba2187a0d)
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test md_parser::markdown::tests::fix_broken_properties_multiple ... ok
[INFO] [stdout] test md_parser::markdown::tests::fix_broken_properties_in_list_tags ... ok
[INFO] [stdout] test md_parser::markdown::tests::fix_broken_properties_in_list_aliases ... ok
[INFO] [stdout] test md_parser::markdown::tests::fix_broken_properties_one ... ok
[INFO] [stdout] test md_parser::markdown::tests::test_has_broken_properties_all_none ... ok
[INFO] [stdout] test md_parser::markdown::tests::fix_properties ... ok
[INFO] [stdout] test md_parser::markdown::tests::test_has_broken_properties_id_broken ... ok
[INFO] [stdout] test md_parser::markdown::tests::test_has_broken_properties_one_broken_alias ... ok
[INFO] [stdout] test md_parser::markdown::tests::test_has_broken_properties_one_broken_tag ... ok
[INFO] [stdout] test md_parser::markdown::tests::test_has_no_broken_properties ... ok
[INFO] [stdout] test md_parser::markdown::tests::test_has_no_properties ... ok
[INFO] [stdout] test md_parser::markdown::tests::test_has_properties ... ok
[INFO] [stdout] test md_parser::markdown::tests::test_has_properties_empty ... ok
[INFO] [stdout] test md_parser::markdown::tests::test_has_properties_with_newline ... ok
[INFO] [stdout] test md_parser::markdown::tests::test_has_properties_with_tabs ... ok
[INFO] [stdout] test md_parser::markdown::tests::test_has_properties_with_whitespace ... ok
[INFO] [stdout] test md_parser::markdown::tests::test_only_properties ... ok
[INFO] [stdout] test md_parser::tests::test_handle_property_with_value ... ok
[INFO] [stdout] test md_parser::tests::overwrite_existing_properties ... ok
[INFO] [stdout] test md_parser::tests::test_handle_property_without_value ... ok
[INFO] [stdout] test md_parser::tests::test_handle_read_body ... ok
[INFO] [stdout] test md_parser::tests::test_handle_read_body_no_properties ... ok
[INFO] [stdout] test md_parser::tests::test_handle_read_list ... ok
[INFO] [stdout] test md_parser::tests::test_parse_complete_markdown ... ok
[INFO] [stdout] test md_parser::tests::test_parse_without_properties ... ok
[INFO] [stdout] test md_parser::tests::test_parsing_list_with_unknown_key_error ... ok
[INFO] [stdout] test md_parser::tests::test_parsing_finished_state_error ... ok
[INFO] [stdout] test md_parser::tests::test_parsing_single_as_list_error ... ok
[INFO] [stdout] test md_parser::tests::test_properties_to_string_full ... ok
[INFO] [stdout] test md_parser::tests::test_properties_to_string_skip_some ... ok
[INFO] [stdout] test md_parser::tests::test_property_without_value_error ... ok
[INFO] [stdout] test md_parser::tests::test_read_markdown_aliases ... ok
[INFO] [stdout] test md_parser::tests::test_read_markdown_none ... ok
[INFO] [stdout] test md_parser::tests::test_start_state_to_read_properties ... ok
[INFO] [stdout] test md_parser::tests::test_read_markdown_tags_and_aliases ... ok
[INFO] [stdout] test md_parser::tests::write_new_properties ... ok
[INFO] [stdout] test md_parser::tests::test_read_markdown_all_except_lists ... ok
[INFO] [stdout] test md_parser::tests::test_read_markdown_no_prop_section ... ok
[INFO] [stdout] test md_parser::tests::write_new_list_properties ... ok
[INFO] [stdout] test md_parser::tests::test_read_markdown_tags ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "11ff7161dff259ce09441e911e5873222f99549d2a75d973d00cbed34aeaeadd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ff7161dff259ce09441e911e5873222f99549d2a75d973d00cbed34aeaeadd", kill_on_drop: false }`
[INFO] [stdout] 11ff7161dff259ce09441e911e5873222f99549d2a75d973d00cbed34aeaeadd
