[INFO] fetching crate minicaldav 0.3.1...
[INFO] checking minicaldav-0.3.1 against master#8c6ce6b91b172f77c795a74bfeaf74b865146b3f for pr-101345
[INFO] extracting crate minicaldav 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate minicaldav 0.3.1 on toolchain 8c6ce6b91b172f77c795a74bfeaf74b865146b3f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minicaldav 0.3.1
[INFO] finished tweaking crates.io crate minicaldav 0.3.1
[INFO] tweaked toml for crates.io crate minicaldav 0.3.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate minicaldav 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded tiny_http v0.11.0
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[INFO] [stdout] bd669ed4eb7f7bf471402e088be86d5940d67073c68238b07b9161d2935889c9
[INFO] running `Command { std: "docker" "start" "-a" "bd669ed4eb7f7bf471402e088be86d5940d67073c68238b07b9161d2935889c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd669ed4eb7f7bf471402e088be86d5940d67073c68238b07b9161d2935889c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd669ed4eb7f7bf471402e088be86d5940d67073c68238b07b9161d2935889c9", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b146bd532079ccecea52b01309f26056b512982a746e92060ae6adfee1919e44
[INFO] running `Command { std: "docker" "start" "-a" "b146bd532079ccecea52b01309f26056b512982a746e92060ae6adfee1919e44", kill_on_drop: false }`
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[INFO] [stdout] warning: function `save_event` is never used
[INFO] [stdout]   --> src/api.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn save_event(
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_event` is never used
[INFO] [stdout]   --> src/api.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn save_event(
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_event` is never used
[INFO] [stdout]    --> src/api.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub fn remove_event(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `url`, `etag` and `properties` are never read
[INFO] [stdout]    --> src/api.rs:313:5
[INFO] [stdout]     |
[INFO] [stdout] 312 | pub struct EventBuilder {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 313 |     url: Url,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 314 |     etag: Option<String>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 315 |     properties: Vec<ical::Property>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EventBuilder` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `url` is never used
[INFO] [stdout]    --> src/api.rs:149:12
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn url(&self) -> &Url {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `property` is never used
[INFO] [stdout]    --> src/api.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn property(&self, name: &str) -> Option<Property> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `pop_property` is never used
[INFO] [stdout]    --> src/api.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 |     pub fn pop_property(&mut self, name: &str) -> Option<Property> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add` is never used
[INFO] [stdout]    --> src/api.rs:185:12
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn add(&mut self, property: Property) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get` is never used
[INFO] [stdout]    --> src/api.rs:192:12
[INFO] [stdout]     |
[INFO] [stdout] 192 |     pub fn get(&self, name: &str) -> Option<&String> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `into_properties` is never used
[INFO] [stdout]    --> src/api.rs:216:12
[INFO] [stdout]     |
[INFO] [stdout] 216 |     pub fn into_properties(self) -> Vec<Property> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `etag` is never used
[INFO] [stdout]    --> src/api.rs:225:12
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn etag(&self) -> Option<&String> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `builder` is never used
[INFO] [stdout]    --> src/api.rs:229:12
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn builder(url: Url) -> EventBuilder {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `name` is never used
[INFO] [stdout]    --> src/api.rs:255:12
[INFO] [stdout]     |
[INFO] [stdout] 255 |     pub fn name(&self) -> &String {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `value` is never used
[INFO] [stdout]    --> src/api.rs:259:12
[INFO] [stdout]     |
[INFO] [stdout] 259 |     pub fn value(&self) -> &String {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `into_value` is never used
[INFO] [stdout]    --> src/api.rs:263:12
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn into_value(self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `attribute` is never used
[INFO] [stdout]    --> src/api.rs:267:12
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn attribute(&self, name: &str) -> Option<&String> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `build` is never used
[INFO] [stdout]    --> src/api.rs:319:12
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn build(self) -> Event {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `etag` is never used
[INFO] [stdout]    --> src/api.rs:335:12
[INFO] [stdout]     |
[INFO] [stdout] 335 |     pub fn etag(mut self, etag: Option<String>) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `uid` is never used
[INFO] [stdout]    --> src/api.rs:340:12
[INFO] [stdout]     |
[INFO] [stdout] 340 |     pub fn uid(mut self, value: String) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `timestamp` is never used
[INFO] [stdout]    --> src/api.rs:349:12
[INFO] [stdout]     |
[INFO] [stdout] 349 |     pub fn timestamp(mut self, value: String) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `summary` is never used
[INFO] [stdout]    --> src/api.rs:358:12
[INFO] [stdout]     |
[INFO] [stdout] 358 |     pub fn summary(mut self, value: String) -> Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `location` is never used
[INFO] [stdout]    --> src/api.rs:367:12
[INFO] [stdout]     |
[INFO] [stdout] 367 |     pub fn location(mut self, value: Option<String>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `start` is never used
[INFO] [stdout]    --> src/api.rs:378:12
[INFO] [stdout]     |
[INFO] [stdout] 378 |     pub fn start(mut self, value: String, attributes: Vec<(&str, &str)>) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `end` is never used
[INFO] [stdout]    --> src/api.rs:391:12
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn end(mut self, value: String, attributes: Vec<(&str, &str)>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `description` is never used
[INFO] [stdout]    --> src/api.rs:404:12
[INFO] [stdout]     |
[INFO] [stdout] 404 |     pub fn description(mut self, value: Option<String>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `rrule` is never used
[INFO] [stdout]    --> src/api.rs:415:12
[INFO] [stdout]     |
[INFO] [stdout] 415 |     pub fn rrule(mut self, value: Option<String>) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_event` is never used
[INFO] [stdout]    --> src/caldav.rs:390:8
[INFO] [stdout]     |
[INFO] [stdout] 390 | pub fn save_event(
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_event` is never used
[INFO] [stdout]    --> src/caldav.rs:427:8
[INFO] [stdout]     |
[INFO] [stdout] 427 | pub fn remove_event(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_mut` is never used
[INFO] [stdout]   --> src/ical.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn get_mut(&mut self, child_name: &str) -> Option<&mut Ical> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `serialize` is never used
[INFO] [stdout]    --> src/ical.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn serialize(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_attributes` is never used
[INFO] [stdout]    --> src/ical.rs:192:12
[INFO] [stdout]     |
[INFO] [stdout] 192 |     pub fn new_with_attributes(name: &str, value: &str, attribs: Vec<(&str, &str)>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_event` is never used
[INFO] [stdout]    --> src/api.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub fn remove_event(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `url`, `etag` and `properties` are never read
[INFO] [stdout]    --> src/api.rs:313:5
[INFO] [stdout]     |
[INFO] [stdout] 312 | pub struct EventBuilder {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 313 |     url: Url,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 314 |     etag: Option<String>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 315 |     properties: Vec<ical::Property>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EventBuilder` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `url` is never used
[INFO] [stdout]    --> src/api.rs:149:12
[INFO] [stdout]     |
[INFO] [stdout] 149 |     pub fn url(&self) -> &Url {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `property` is never used
[INFO] [stdout]    --> src/api.rs:154:12
[INFO] [stdout]     |
[INFO] [stdout] 154 |     pub fn property(&self, name: &str) -> Option<Property> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `pop_property` is never used
[INFO] [stdout]    --> src/api.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 |     pub fn pop_property(&mut self, name: &str) -> Option<Property> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `add` is never used
[INFO] [stdout]    --> src/api.rs:185:12
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn add(&mut self, property: Property) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get` is never used
[INFO] [stdout]    --> src/api.rs:192:12
[INFO] [stdout]     |
[INFO] [stdout] 192 |     pub fn get(&self, name: &str) -> Option<&String> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `into_properties` is never used
[INFO] [stdout]    --> src/api.rs:216:12
[INFO] [stdout]     |
[INFO] [stdout] 216 |     pub fn into_properties(self) -> Vec<Property> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `etag` is never used
[INFO] [stdout]    --> src/api.rs:225:12
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub fn etag(&self) -> Option<&String> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `builder` is never used
[INFO] [stdout]    --> src/api.rs:229:12
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn builder(url: Url) -> EventBuilder {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `name` is never used
[INFO] [stdout]    --> src/api.rs:255:12
[INFO] [stdout]     |
[INFO] [stdout] 255 |     pub fn name(&self) -> &String {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `value` is never used
[INFO] [stdout]    --> src/api.rs:259:12
[INFO] [stdout]     |
[INFO] [stdout] 259 |     pub fn value(&self) -> &String {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `into_value` is never used
[INFO] [stdout]    --> src/api.rs:263:12
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn into_value(self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `attribute` is never used
[INFO] [stdout]    --> src/api.rs:267:12
[INFO] [stdout]     |
[INFO] [stdout] 267 |     pub fn attribute(&self, name: &str) -> Option<&String> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `build` is never used
[INFO] [stdout]    --> src/api.rs:319:12
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn build(self) -> Event {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `etag` is never used
[INFO] [stdout]    --> src/api.rs:335:12
[INFO] [stdout]     |
[INFO] [stdout] 335 |     pub fn etag(mut self, etag: Option<String>) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `uid` is never used
[INFO] [stdout]    --> src/api.rs:340:12
[INFO] [stdout]     |
[INFO] [stdout] 340 |     pub fn uid(mut self, value: String) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `timestamp` is never used
[INFO] [stdout]    --> src/api.rs:349:12
[INFO] [stdout]     |
[INFO] [stdout] 349 |     pub fn timestamp(mut self, value: String) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `summary` is never used
[INFO] [stdout]    --> src/api.rs:358:12
[INFO] [stdout]     |
[INFO] [stdout] 358 |     pub fn summary(mut self, value: String) -> Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `location` is never used
[INFO] [stdout]    --> src/api.rs:367:12
[INFO] [stdout]     |
[INFO] [stdout] 367 |     pub fn location(mut self, value: Option<String>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `start` is never used
[INFO] [stdout]    --> src/api.rs:378:12
[INFO] [stdout]     |
[INFO] [stdout] 378 |     pub fn start(mut self, value: String, attributes: Vec<(&str, &str)>) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `end` is never used
[INFO] [stdout]    --> src/api.rs:391:12
[INFO] [stdout]     |
[INFO] [stdout] 391 |     pub fn end(mut self, value: String, attributes: Vec<(&str, &str)>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `description` is never used
[INFO] [stdout]    --> src/api.rs:404:12
[INFO] [stdout]     |
[INFO] [stdout] 404 |     pub fn description(mut self, value: Option<String>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `rrule` is never used
[INFO] [stdout]    --> src/api.rs:415:12
[INFO] [stdout]     |
[INFO] [stdout] 415 |     pub fn rrule(mut self, value: Option<String>) -> Self {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_event` is never used
[INFO] [stdout]    --> src/caldav.rs:390:8
[INFO] [stdout]     |
[INFO] [stdout] 390 | pub fn save_event(
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `remove_event` is never used
[INFO] [stdout]    --> src/caldav.rs:427:8
[INFO] [stdout]     |
[INFO] [stdout] 427 | pub fn remove_event(
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_mut` is never used
[INFO] [stdout]   --> src/ical.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn get_mut(&mut self, child_name: &str) -> Option<&mut Ical> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.01s
[INFO] running `Command { std: "docker" "inspect" "b146bd532079ccecea52b01309f26056b512982a746e92060ae6adfee1919e44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b146bd532079ccecea52b01309f26056b512982a746e92060ae6adfee1919e44", kill_on_drop: false }`
[INFO] [stdout] b146bd532079ccecea52b01309f26056b512982a746e92060ae6adfee1919e44