[INFO] fetching crate task-keeper 0.29.1...
[INFO] checking task-keeper-0.29.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate task-keeper 0.29.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate task-keeper 0.29.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate task-keeper 0.29.1
[INFO] tweaked toml for crates.io crate task-keeper 0.29.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate task-keeper 0.29.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate task-keeper 0.29.1 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "8fca3c350fdb6a99c90d1d57a200099c781adcee43a19375f7ba613d6b3acc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fca3c350fdb6a99c90d1d57a200099c781adcee43a19375f7ba613d6b3acc60", kill_on_drop: false }`
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[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/keeper.rs:449:16
[INFO] [stdout]     |
[INFO] [stdout] 449 |         if let Ok(output) = run_runner_task("npm", "start", &[], &[], true) {
[INFO] [stdout]     |                ^^^^^^^^^^   ----------------------------------------------- this expression has type `()`
[INFO] [stdout]     |                |
[INFO] [stdout]     |                expected `()`, found `Result<_, _>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected unit type `()`
[INFO] [stdout]                     found enum `Result<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `task-keeper` (bin "tk" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: method `get_scripts` is never used
[INFO] [stdout]   --> src/common/pyproject.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl ToolUv {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 62 |     pub fn get_scripts(&self) -> Option<HashMap<String, String>> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `uv_available` and `get_uv_scripts` are never used
[INFO] [stdout]    --> src/common/pyproject.rs:162:12
[INFO] [stdout]     |
[INFO] [stdout] 141 | impl PyProjectToml {
[INFO] [stdout]     | ------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 162 |     pub fn uv_available(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 |     pub fn get_uv_scripts(&self) -> Option<HashMap<String, String>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MANAGERS` is never used
[INFO] [stdout]   --> src/managers/mod.rs:49:11
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub const MANAGERS: &'static [&'static str] = &[
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_command_available` is never used
[INFO] [stdout]   --> src/managers/bld.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn is_command_available() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `group_id`, `artifact_id`, and `versioning` are never read
[INFO] [stdout]    --> src/managers/maven.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub struct Metadata {
[INFO] [stdout]     |            -------- fields in this struct
[INFO] [stdout] 107 |     #[serde(rename = "groupId")]
[INFO] [stdout] 108 |     pub group_id: String,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 109 |     #[serde(rename = "artifactId")]
[INFO] [stdout] 110 |     pub artifact_id: String,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 111 |     pub versioning: Versioning,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `latest`, `release`, `last_updated`, and `versions` are never read
[INFO] [stdout]    --> src/managers/maven.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct Versioning {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 115 |     pub latest: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 116 |     pub release: String,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 117 |     #[serde(rename = "lastUpdated")]
[INFO] [stdout] 118 |     pub last_updated: String,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 119 |     pub versions: Versions,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Versioning` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `versions` is never read
[INFO] [stdout]    --> src/managers/maven.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub struct Versions {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 124 |     #[serde(rename = "version")]
[INFO] [stdout] 125 |     pub versions: Vec<String>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Versions` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_maven_metadata` is never used
[INFO] [stdout]    --> src/managers/maven.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub fn parse_maven_metadata(url: &str) -> Result<Metadata, KeeperError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `runner` is never read
[INFO] [stdout]   --> src/models.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Task {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 19 |     pub name: String,
[INFO] [stdout] 20 |     pub runner: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Task` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_available` is never used
[INFO] [stdout]  --> src/polyglot/ruby.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_available() -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_default_version` is never used
[INFO] [stdout]  --> src/polyglot/ruby.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn get_default_version() -> std::io::Result<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/runners/ant.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Project {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] 11 |     pub name: Option<String>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Project` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `install` is never used
[INFO] [stdout]   --> src/runners/poe.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn install() -> Result<CommandOutput, KeeperError> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `install` is never used
[INFO] [stdout]   --> src/runners/poetry.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn install() -> Result<CommandOutput, KeeperError> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `install` is never used
[INFO] [stdout]   --> src/runners/taskspy.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn install() -> Result<CommandOutput, KeeperError> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/models.rs:34:26
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new(args: Vec<&str>) -> TaskContext {
[INFO] [stdout]    |                          ^^^^      ----------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn new(args: Vec<&str>) -> TaskContext<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "67fa340a7b163d8fa43e405a537ee65c69c1419c07480e15587e6eeb42677f40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67fa340a7b163d8fa43e405a537ee65c69c1419c07480e15587e6eeb42677f40", kill_on_drop: false }`
[INFO] [stdout] 67fa340a7b163d8fa43e405a537ee65c69c1419c07480e15587e6eeb42677f40