[INFO] fetching crate keratin 0.3.0... [INFO] checking keratin-0.3.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate keratin 0.3.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate keratin 0.3.0 [INFO] finished tweaking crates.io crate keratin 0.3.0 [INFO] tweaked toml for crates.io crate keratin 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate keratin 0.3.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 62 packages to latest compatible versions [INFO] [stderr] Adding bson v1.2.4 (available: v3.0.0) [INFO] [stderr] Adding md5 v0.7.0 (available: v0.8.0) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.16) [INFO] [stderr] Adding toml v0.5.11 (available: v0.9.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6e2a8d3125bc50c5e77353b215e5a5832aecff323d7b98716db34e4a4704abde [INFO] running `Command { std: "docker" "start" "-a" "6e2a8d3125bc50c5e77353b215e5a5832aecff323d7b98716db34e4a4704abde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e2a8d3125bc50c5e77353b215e5a5832aecff323d7b98716db34e4a4704abde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e2a8d3125bc50c5e77353b215e5a5832aecff323d7b98716db34e4a4704abde", kill_on_drop: false }` [INFO] [stdout] 6e2a8d3125bc50c5e77353b215e5a5832aecff323d7b98716db34e4a4704abde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c90f08bbc350bf48aaa42e7180db59fe704518be3ca94eedc57eef39e88bb2c9 [INFO] running `Command { std: "docker" "start" "-a" "c90f08bbc350bf48aaa42e7180db59fe704518be3ca94eedc57eef39e88bb2c9", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking bson v1.2.4 [INFO] [stderr] Checking keratin v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:36:25 [INFO] [stdout] | [INFO] [stdout] 36 | storage_engine: &'a (dyn StorageEngine) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 36 - storage_engine: &'a (dyn StorageEngine) [INFO] [stdout] 36 + storage_engine: &'a dyn StorageEngine [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:147:50 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn configure(path: Option<&str>, se: &'a (dyn StorageEngine)) -> Result> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 147 - pub fn configure(path: Option<&str>, se: &'a (dyn StorageEngine)) -> Result> { [INFO] [stdout] 147 + pub fn configure(path: Option<&str>, se: &'a dyn StorageEngine) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:36:25 [INFO] [stdout] | [INFO] [stdout] 36 | storage_engine: &'a (dyn StorageEngine) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 36 - storage_engine: &'a (dyn StorageEngine) [INFO] [stdout] 36 + storage_engine: &'a dyn StorageEngine [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:147:50 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn configure(path: Option<&str>, se: &'a (dyn StorageEngine)) -> Result> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 147 - pub fn configure(path: Option<&str>, se: &'a (dyn StorageEngine)) -> Result> { [INFO] [stdout] 147 + pub fn configure(path: Option<&str>, se: &'a dyn StorageEngine) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:168:21 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn iter_mut(&mut self) -> Result> { [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] 168 | pub fn iter_mut(&mut self) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:168:21 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn iter_mut(&mut self) -> Result> { [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] 168 | pub fn iter_mut(&mut self) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.34s [INFO] running `Command { std: "docker" "inspect" "c90f08bbc350bf48aaa42e7180db59fe704518be3ca94eedc57eef39e88bb2c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c90f08bbc350bf48aaa42e7180db59fe704518be3ca94eedc57eef39e88bb2c9", kill_on_drop: false }` [INFO] [stdout] c90f08bbc350bf48aaa42e7180db59fe704518be3ca94eedc57eef39e88bb2c9