[INFO] fetching crate dataset-writer 2.0.0... [INFO] testing dataset-writer-2.0.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate dataset-writer 2.0.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate dataset-writer 2.0.0 [INFO] finished tweaking crates.io crate dataset-writer 2.0.0 [INFO] tweaked toml for crates.io crate dataset-writer 2.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate dataset-writer 2.0.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate dataset-writer 2.0.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded arrow-buffer v57.0.0 [INFO] [stderr] Downloaded arrow-schema v57.0.0 [INFO] [stderr] Downloaded lexical-parse-integer v1.0.5 [INFO] [stderr] Downloaded arrow-csv v57.0.0 [INFO] [stderr] Downloaded arrow-arith v57.0.0 [INFO] [stderr] Downloaded arrow-data v57.0.0 [INFO] [stderr] Downloaded lexical-write-integer v1.0.5 [INFO] [stderr] Downloaded arrow v57.0.0 [INFO] [stderr] Downloaded arrow-ipc v57.0.0 [INFO] [stderr] Downloaded cc v1.2.27 [INFO] [stderr] Downloaded lexical-write-float v1.0.5 [INFO] [stderr] Downloaded lexical-util v1.0.6 [INFO] [stderr] Downloaded arrow-cast v57.0.0 [INFO] [stderr] Downloaded lexical-parse-float v1.0.5 [INFO] [stderr] Downloaded arrow-select v57.0.0 [INFO] [stderr] Downloaded arrow-ord v57.0.0 [INFO] [stderr] Downloaded arrow-array v57.0.0 [INFO] [stderr] Downloaded arrow-row v57.0.0 [INFO] [stderr] Downloaded arrow-string v57.0.0 [INFO] [stderr] Downloaded flatbuffers v25.2.10 [INFO] [stderr] Downloaded half v2.6.0 [INFO] [stderr] Downloaded twox-hash v2.1.1 [INFO] [stderr] Downloaded lexical-core v1.0.5 [INFO] [stderr] Downloaded parquet v57.0.0 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f08fb401201401e3b4bbf14ff1a47439e53e6a16fff350a911a7816f9875ac8d [INFO] running `Command { std: "docker" "start" "-a" "f08fb401201401e3b4bbf14ff1a47439e53e6a16fff350a911a7816f9875ac8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f08fb401201401e3b4bbf14ff1a47439e53e6a16fff350a911a7816f9875ac8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f08fb401201401e3b4bbf14ff1a47439e53e6a16fff350a911a7816f9875ac8d", kill_on_drop: false }` [INFO] [stdout] f08fb401201401e3b4bbf14ff1a47439e53e6a16fff350a911a7816f9875ac8d [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_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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0176060cebd7436b6357dd54098af53ab53f8975e488543fd66f1f2d7bac9550 [INFO] running `Command { std: "docker" "start" "-a" "0176060cebd7436b6357dd54098af53ab53f8975e488543fd66f1f2d7bac9550", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling cfg-if v1.0.1 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Compiling iana-time-zone v0.1.63 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling hashbrown v0.16.0 [INFO] [stderr] Compiling lexical-util v1.0.6 [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling lexical-parse-integer v1.0.5 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling lexical-write-integer v1.0.5 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling half v2.6.0 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling chrono v0.4.41 [INFO] [stderr] Compiling jobserver v0.1.33 [INFO] [stderr] Compiling cc v1.2.27 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling lexical-write-float v1.0.5 [INFO] [stderr] Compiling lexical-parse-float v1.0.5 [INFO] [stderr] Compiling arrow-buffer v57.0.0 [INFO] [stderr] Compiling lexical-core v1.0.5 [INFO] [stderr] Compiling atoi v2.0.0 [INFO] [stderr] Compiling csv-core v0.1.12 [INFO] [stderr] Compiling base64 v0.22.1 [INFO] [stderr] Compiling zstd-sys v2.0.15+zstd.1.5.7 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling zstd-safe v6.0.6 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling thread_local v1.1.9 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling arrow-schema v57.0.0 [INFO] [stderr] Compiling csv v1.3.1 [INFO] [stderr] Compiling arrow-data v57.0.0 [INFO] [stderr] Compiling arrow-array v57.0.0 [INFO] [stderr] Compiling zstd v0.12.4 [INFO] [stderr] Compiling arrow-select v57.0.0 [INFO] [stderr] Compiling arrow-arith v57.0.0 [INFO] [stderr] Compiling arrow-row v57.0.0 [INFO] [stderr] Compiling arrow-cast v57.0.0 [INFO] [stderr] Compiling arrow-string v57.0.0 [INFO] [stderr] Compiling arrow-ord v57.0.0 [INFO] [stderr] Compiling arrow-csv v57.0.0 [INFO] [stderr] Compiling arrow v57.0.0 [INFO] [stderr] Compiling dataset-writer v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:112:30 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn get_thread_writer(&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] 112 | pub fn get_thread_writer(&self) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 04s [INFO] running `Command { std: "docker" "inspect" "0176060cebd7436b6357dd54098af53ab53f8975e488543fd66f1f2d7bac9550", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0176060cebd7436b6357dd54098af53ab53f8975e488543fd66f1f2d7bac9550", kill_on_drop: false }` [INFO] [stdout] 0176060cebd7436b6357dd54098af53ab53f8975e488543fd66f1f2d7bac9550 [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_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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 781bc79263d106a3c5e5eb44a211295269b5c802c5ed9d54f891d30ab56ab769 [INFO] running `Command { std: "docker" "start" "-a" "781bc79263d106a3c5e5eb44a211295269b5c802c5ed9d54f891d30ab56ab769", kill_on_drop: false }` [INFO] [stderr] Compiling ahash v0.8.12 [INFO] [stderr] Compiling rustix v1.0.7 [INFO] [stderr] Compiling linux-raw-sys v0.9.4 [INFO] [stderr] Compiling bitflags v2.9.1 [INFO] [stderr] Compiling arrow-array v57.0.0 [INFO] [stderr] Compiling tempfile v3.20.0 [INFO] [stderr] Compiling arrow-select v57.0.0 [INFO] [stderr] Compiling arrow-row v57.0.0 [INFO] [stderr] Compiling arrow-arith v57.0.0 [INFO] [stderr] Compiling arrow-cast v57.0.0 [INFO] [stderr] Compiling arrow-ord v57.0.0 [INFO] [stderr] Compiling arrow-string v57.0.0 [INFO] [stderr] Compiling arrow-csv v57.0.0 [INFO] [stderr] Compiling arrow v57.0.0 [INFO] [stderr] Compiling dataset-writer v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:112:30 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn get_thread_writer(&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] 112 | pub fn get_thread_writer(&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:112:30 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn get_thread_writer(&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] 112 | pub fn get_thread_writer(&self) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 58.78s [INFO] running `Command { std: "docker" "inspect" "781bc79263d106a3c5e5eb44a211295269b5c802c5ed9d54f891d30ab56ab769", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "781bc79263d106a3c5e5eb44a211295269b5c802c5ed9d54f891d30ab56ab769", kill_on_drop: false }` [INFO] [stdout] 781bc79263d106a3c5e5eb44a211295269b5c802c5ed9d54f891d30ab56ab769 [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_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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6f16301c5f36e1b0653a6312961652f9c0916d2e60b18bd0deb2d110adb84fbe [INFO] running `Command { std: "docker" "start" "-a" "6f16301c5f36e1b0653a6312961652f9c0916d2e60b18bd0deb2d110adb84fbe", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] [INFO] [stderr] --> src/lib.rs:112:30 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 112 | pub fn get_thread_writer(&self) -> Result> { [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^^^ ^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 112 | pub fn get_thread_writer(&self) -> Result> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `dataset-writer` (lib) generated 1 warning (run `cargo fix --lib -p dataset-writer` to apply 1 suggestion) [INFO] [stderr] warning: `dataset-writer` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dataset_writer-a03f45e8cc54547a) [INFO] [stderr] Doc-tests dataset_writer [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6f16301c5f36e1b0653a6312961652f9c0916d2e60b18bd0deb2d110adb84fbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f16301c5f36e1b0653a6312961652f9c0916d2e60b18bd0deb2d110adb84fbe", kill_on_drop: false }` [INFO] [stdout] 6f16301c5f36e1b0653a6312961652f9c0916d2e60b18bd0deb2d110adb84fbe