[INFO] fetching crate sample-arrow2 0.17.2... [INFO] checking sample-arrow2-0.17.2 against master#f21fbac535ab2c3bc50db20547f4d48477357103 for pr-143193 [INFO] extracting crate sample-arrow2 0.17.2 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate sample-arrow2 0.17.2 [INFO] finished tweaking crates.io crate sample-arrow2 0.17.2 [INFO] tweaked toml for crates.io crate sample-arrow2 0.17.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate sample-arrow2 0.17.2 on toolchain f21fbac535ab2c3bc50db20547f4d48477357103 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "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" "+f21fbac535ab2c3bc50db20547f4d48477357103" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 57 packages to latest compatible versions [INFO] [stderr] Adding arrow2 v0.17.4 (available: v0.18.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9ea4075f114c2bb89fbbe7e239224a779e26ce073171512837cfe88a26ee5fb3 [INFO] running `Command { std: "docker" "start" "-a" "9ea4075f114c2bb89fbbe7e239224a779e26ce073171512837cfe88a26ee5fb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9ea4075f114c2bb89fbbe7e239224a779e26ce073171512837cfe88a26ee5fb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ea4075f114c2bb89fbbe7e239224a779e26ce073171512837cfe88a26ee5fb3", kill_on_drop: false }` [INFO] [stdout] 9ea4075f114c2bb89fbbe7e239224a779e26ce073171512837cfe88a26ee5fb3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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_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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7bbf5071058e40a503b0ce5d564ac7fce5e5747f4096ecaaeee632f194c30db6 [INFO] running `Command { std: "docker" "start" "-a" "7bbf5071058e40a503b0ce5d564ac7fce5e5747f4096ecaaeee632f194c30db6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling semver v1.0.26 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling arrow2 v0.17.4 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Compiling rand_regex v0.15.1 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking ethnum v1.5.2 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Compiling casey v0.4.2 [INFO] [stderr] Compiling bytemuck_derive v1.10.0 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking foreign_vec v0.1.0 [INFO] [stderr] Checking simdutf8 v0.1.5 [INFO] [stderr] Checking dyn-clone v1.0.19 [INFO] [stderr] Checking sample-std v0.2.1 [INFO] [stderr] Checking hash_hasher v2.0.4 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking bytemuck v1.23.1 [INFO] [stderr] Compiling sample-test-macros v0.2.1 [INFO] [stderr] Checking sample-test v0.2.1 [INFO] [stderr] Checking sample-arrow2 v0.17.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `StructDataTypeSampler` is never constructed [INFO] [stdout] --> src/datatypes.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | struct StructDataTypeSampler { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:41:15 [INFO] [stdout] | [INFO] [stdout] 41 | fn shrink(&self, _: Self::Output) -> Shrunk { [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] 41 | fn shrink(&self, _: Self::Output) -> Shrunk<'_, Self::Output> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:129:15 [INFO] [stdout] | [INFO] [stdout] 129 | fn shrink(&self, array: Self::Output) -> Shrunk { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 129 | fn shrink(&self, array: Self::Output) -> Shrunk<'_, Self::Output> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/primitive.rs:180:15 [INFO] [stdout] | [INFO] [stdout] 180 | fn shrink(&self, v: Self::Output) -> Shrunk { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 180 | fn shrink(&self, v: Self::Output) -> Shrunk<'_, Self::Output> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/primitive.rs:202:15 [INFO] [stdout] | [INFO] [stdout] 202 | fn shrink(&self, v: Self::Output) -> Shrunk { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 202 | fn shrink(&self, v: Self::Output) -> Shrunk<'_, Self::Output> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/primitive.rs:260:15 [INFO] [stdout] | [INFO] [stdout] 260 | fn shrink(&self, v: Self::Output) -> Shrunk { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 260 | fn shrink(&self, v: Self::Output) -> Shrunk<'_, Self::Output> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/primitive.rs:291:15 [INFO] [stdout] | [INFO] [stdout] 291 | fn shrink(&self, v: Self::Output) -> Shrunk { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 291 | fn shrink(&self, v: Self::Output) -> Shrunk<'_, Self::Output> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StructDataTypeSampler` is never constructed [INFO] [stdout] --> src/datatypes.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | struct StructDataTypeSampler { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:41:15 [INFO] [stdout] | [INFO] [stdout] 41 | fn shrink(&self, _: Self::Output) -> Shrunk { [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] 41 | fn shrink(&self, _: Self::Output) -> Shrunk<'_, Self::Output> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:129:15 [INFO] [stdout] | [INFO] [stdout] 129 | fn shrink(&self, array: Self::Output) -> Shrunk { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 129 | fn shrink(&self, array: Self::Output) -> Shrunk<'_, Self::Output> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/primitive.rs:180:15 [INFO] [stdout] | [INFO] [stdout] 180 | fn shrink(&self, v: Self::Output) -> Shrunk { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 180 | fn shrink(&self, v: Self::Output) -> Shrunk<'_, Self::Output> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/primitive.rs:202:15 [INFO] [stdout] | [INFO] [stdout] 202 | fn shrink(&self, v: Self::Output) -> Shrunk { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 202 | fn shrink(&self, v: Self::Output) -> Shrunk<'_, Self::Output> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/primitive.rs:260:15 [INFO] [stdout] | [INFO] [stdout] 260 | fn shrink(&self, v: Self::Output) -> Shrunk { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 260 | fn shrink(&self, v: Self::Output) -> Shrunk<'_, Self::Output> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/primitive.rs:291:15 [INFO] [stdout] | [INFO] [stdout] 291 | fn shrink(&self, v: Self::Output) -> Shrunk { [INFO] [stdout] | ^^^^^ -------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 291 | fn shrink(&self, v: Self::Output) -> Shrunk<'_, Self::Output> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.28s [INFO] running `Command { std: "docker" "inspect" "7bbf5071058e40a503b0ce5d564ac7fce5e5747f4096ecaaeee632f194c30db6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bbf5071058e40a503b0ce5d564ac7fce5e5747f4096ecaaeee632f194c30db6", kill_on_drop: false }` [INFO] [stdout] 7bbf5071058e40a503b0ce5d564ac7fce5e5747f4096ecaaeee632f194c30db6