[INFO] fetching crate seq_chunking 0.1.0... [INFO] testing seq_chunking-0.1.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate seq_chunking 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate seq_chunking 0.1.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate seq_chunking 0.1.0 [INFO] tweaked toml for crates.io crate seq_chunking 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate seq_chunking 0.1.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate seq_chunking 0.1.0 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" "+beta-2025-10-28" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c9675bdc148796eeb739e5186ab2c765138cddea9574b11499f6916b0f43a8aa [INFO] running `Command { std: "docker" "start" "-a" "c9675bdc148796eeb739e5186ab2c765138cddea9574b11499f6916b0f43a8aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9675bdc148796eeb739e5186ab2c765138cddea9574b11499f6916b0f43a8aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9675bdc148796eeb739e5186ab2c765138cddea9574b11499f6916b0f43a8aa", kill_on_drop: false }` [INFO] [stdout] c9675bdc148796eeb739e5186ab2c765138cddea9574b11499f6916b0f43a8aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5cd768530854e9efec347a39e8da38e525a677a8d7efae00ced74f115f6baf6f [INFO] running `Command { std: "docker" "start" "-a" "5cd768530854e9efec347a39e8da38e525a677a8d7efae00ced74f115f6baf6f", kill_on_drop: false }` [INFO] [stderr] Compiling seq_chunking v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "5cd768530854e9efec347a39e8da38e525a677a8d7efae00ced74f115f6baf6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cd768530854e9efec347a39e8da38e525a677a8d7efae00ced74f115f6baf6f", kill_on_drop: false }` [INFO] [stdout] 5cd768530854e9efec347a39e8da38e525a677a8d7efae00ced74f115f6baf6f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a0f0d273ca0079dfa1528f919a7ad1b21ad5049ac2bd15ebdb3e0cf27735b9b [INFO] running `Command { std: "docker" "start" "-a" "6a0f0d273ca0079dfa1528f919a7ad1b21ad5049ac2bd15ebdb3e0cf27735b9b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling libc v0.2.173 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling half v2.6.0 [INFO] [stderr] Compiling rustix v1.0.7 [INFO] [stderr] Compiling clap_builder v4.5.40 [INFO] [stderr] Compiling itertools v0.13.0 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.103 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling clap v4.5.40 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling tempfile v3.20.0 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.6.0 [INFO] [stderr] Compiling seq_chunking v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::time::Instant` [INFO] [stdout] --> examples/basic_usage.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::time::Instant; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ChunkingConfig` [INFO] [stdout] --> src/utils.rs:229:30 [INFO] [stdout] | [INFO] [stdout] 229 | use crate::{SeqChunking, ChunkingConfig}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/utils.rs:300:13 [INFO] [stdout] | [INFO] [stdout] 300 | let mut temp_file = NamedTempFile::new().unwrap(); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 22.57s [INFO] running `Command { std: "docker" "inspect" "6a0f0d273ca0079dfa1528f919a7ad1b21ad5049ac2bd15ebdb3e0cf27735b9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a0f0d273ca0079dfa1528f919a7ad1b21ad5049ac2bd15ebdb3e0cf27735b9b", kill_on_drop: false }` [INFO] [stdout] 6a0f0d273ca0079dfa1528f919a7ad1b21ad5049ac2bd15ebdb3e0cf27735b9b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8f67eb5d2030e20439eb77dbb63c47d8e2c5fbb66503ef0c178f32402e19dc15 [INFO] running `Command { std: "docker" "start" "-a" "8f67eb5d2030e20439eb77dbb63c47d8e2c5fbb66503ef0c178f32402e19dc15", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `ChunkingConfig` [INFO] [stderr] --> src/utils.rs:229:30 [INFO] [stderr] | [INFO] [stderr] 229 | use crate::{SeqChunking, ChunkingConfig}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/utils.rs:300:13 [INFO] [stderr] | [INFO] [stderr] 300 | let mut temp_file = NamedTempFile::new().unwrap(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Instant` [INFO] [stderr] --> examples/basic_usage.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::time::Instant; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `seq_chunking` (lib test) generated 2 warnings (run `cargo fix --lib -p seq_chunking --tests` to apply 2 suggestions) [INFO] [stderr] warning: `seq_chunking` (example "basic_usage") generated 1 warning (run `cargo fix --example "basic_usage" -p seq_chunking` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/seq_chunking-8429cd8277f20373) [INFO] [stdout] [INFO] [stdout] running 21 tests [INFO] [stdout] test chunker::tests::test_chunk_properties ... ok [INFO] [stderr] Doc-tests seq_chunking [INFO] [stdout] test chunker::tests::test_decreasing_mode ... ok [INFO] [stdout] test chunker::tests::test_chunk_iterator ... ok [INFO] [stdout] test chunker::tests::test_find_cutpoint_increasing ... ok [INFO] [stdout] test chunker::tests::test_seq_chunking_from_config ... ok [INFO] [stdout] test chunker::tests::test_find_cutpoint_small_size ... ok [INFO] [stdout] test config::tests::test_builder_pattern ... ok [INFO] [stdout] test chunker::tests::test_seq_chunking_new ... ok [INFO] [stdout] test error::tests::test_error_display ... ok [INFO] [stdout] test error::tests::test_error_from_io ... ok [INFO] [stdout] test utils::tests::test_chunk_verification ... ok [INFO] [stdout] test config::tests::test_invalid_block_sizes ... ok [INFO] [stdout] test config::tests::test_invalid_config ... ok [INFO] [stdout] test tests::test_library_basic_usage ... ok [INFO] [stdout] test utils::tests::test_chunk_coverage_validation ... ok [INFO] [stdout] test config::tests::test_default_config ... ok [INFO] [stdout] test utils::tests::test_test_data_generation ... ok [INFO] [stdout] test utils::tests::test_performance_utils ... ok [INFO] [stdout] test utils::tests::test_file_read_write ... ok [INFO] [stdout] test utils::tests::test_write_chunks_to_file ... ok [INFO] [stdout] test chunker::tests::test_chunking_stats ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 11) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] all doctests ran in 0.48s; merged doctests compilation took 0.46s [INFO] running `Command { std: "docker" "inspect" "8f67eb5d2030e20439eb77dbb63c47d8e2c5fbb66503ef0c178f32402e19dc15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f67eb5d2030e20439eb77dbb63c47d8e2c5fbb66503ef0c178f32402e19dc15", kill_on_drop: false }` [INFO] [stdout] 8f67eb5d2030e20439eb77dbb63c47d8e2c5fbb66503ef0c178f32402e19dc15