[INFO] fetching crate kube-core 2.0.1...
[INFO] checking kube-core-2.0.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate kube-core 2.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate kube-core 2.0.1
[INFO] finished tweaking crates.io crate kube-core 2.0.1
[INFO] tweaked toml for crates.io crate kube-core 2.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kube-core 2.0.1 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 kube-core 2.0.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ecdf9fad94a51a90059bebaf65c13352c490dc8c756531fdab707dc5837f60d1
[INFO] running `Command { std: "docker" "start" "-a" "ecdf9fad94a51a90059bebaf65c13352c490dc8c756531fdab707dc5837f60d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecdf9fad94a51a90059bebaf65c13352c490dc8c756531fdab707dc5837f60d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecdf9fad94a51a90059bebaf65c13352c490dc8c756531fdab707dc5837f60d1", kill_on_drop: false }`
[INFO] [stdout] ecdf9fad94a51a90059bebaf65c13352c490dc8c756531fdab707dc5837f60d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3dc8ed0a5ef1630d03bf1d5961278ba1b8334c9c0311a0a1950ce2b59cfcf454
[INFO] running `Command { std: "docker" "start" "-a" "3dc8ed0a5ef1630d03bf1d5961278ba1b8334c9c0311a0a1950ce2b59cfcf454", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling k8s-openapi v0.26.0
[INFO] [stderr]    Compiling rustls v0.23.28
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking rustls-native-certs v0.8.1
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking secrecy v0.10.3
[INFO] [stderr]     Checking home v0.5.11
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking hyper v1.6.0
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]     Checking pest v2.8.1
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking hyper-util v0.1.16
[INFO] [stderr]     Checking tower-http v0.6.6
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking rustls-webpki v0.103.3
[INFO] [stderr]    Compiling pest_meta v2.8.1
[INFO] [stderr]     Checking hyper-timeout v0.5.2
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]    Compiling pest_generator v2.8.1
[INFO] [stderr]    Compiling pest_derive v2.8.1
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking tokio-rustls v0.26.2
[INFO] [stderr]     Checking hyper-rustls v0.27.7
[INFO] [stderr]     Checking jsonpath-rust v0.7.5
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking kube-core v2.0.0
[INFO] [stderr]     Checking kube-core v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking kube-client v2.0.0
[INFO] [stdout] warning: method `keys` is never used
[INFO] [stdout]    --> src/cel.rs:347:8
[INFO] [stdout]     |
[INFO] [stdout] 346 | impl MergeStrategy {
[INFO] [stdout]     | ------------------ method in this implementation
[INFO] [stdout] 347 |     fn keys(self) -> Result<BTreeMap<String, Value>, serde_json::Error> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<version::Version, Infallible>
[INFO] [stdout]    --> src/version.rs:108:53
[INFO] [stdout]     |
[INFO] [stdout] 108 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _____________________________________________________^
[INFO] [stdout] 109 | |         Ok(Version::parse(s))
[INFO] [stdout] 110 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<version::Version, Infallible>
[INFO] [stdout]    --> src/version.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         Ok(Version::parse(s))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/error_boundary.rs:65:17
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn kind(dt: &Self::DynamicType) -> Cow<str> {
[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] 65 |     fn kind(dt: &Self::DynamicType) -> Cow<'_, str> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/error_boundary.rs:69:18
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn group(dt: &Self::DynamicType) -> Cow<str> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn group(dt: &Self::DynamicType) -> Cow<'_, str> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/error_boundary.rs:73:20
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn version(dt: &Self::DynamicType) -> Cow<str> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn version(dt: &Self::DynamicType) -> Cow<'_, str> {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/error_boundary.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn plural(dt: &Self::DynamicType) -> Cow<str> {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn plural(dt: &Self::DynamicType) -> Cow<'_, str> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kube-core` (lib) due to 2 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3dc8ed0a5ef1630d03bf1d5961278ba1b8334c9c0311a0a1950ce2b59cfcf454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dc8ed0a5ef1630d03bf1d5961278ba1b8334c9c0311a0a1950ce2b59cfcf454", kill_on_drop: false }`
[INFO] [stdout] 3dc8ed0a5ef1630d03bf1d5961278ba1b8334c9c0311a0a1950ce2b59cfcf454
