[INFO] cloning repository https://github.com/pangenome/onelib-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pangenome/onelib-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpangenome%2Fonelib-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpangenome%2Fonelib-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f531f5b0ff54001a898ec4e0c0c761b2bd0a1f34
[INFO] testing pangenome/onelib-rs against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpangenome%2Fonelib-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pangenome/onelib-rs
[INFO] finished tweaking git repo https://github.com/pangenome/onelib-rs
[INFO] tweaked toml for git repo https://github.com/pangenome/onelib-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pangenome/onelib-rs on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pangenome/onelib-rs 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ad41227ba8189906816a16801f169d79daaf88cc4e83858a238f9f3af302e56
[INFO] running `Command { std: "docker" "start" "-a" "6ad41227ba8189906816a16801f169d79daaf88cc4e83858a238f9f3af302e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ad41227ba8189906816a16801f169d79daaf88cc4e83858a238f9f3af302e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ad41227ba8189906816a16801f169d79daaf88cc4e83858a238f9f3af302e56", kill_on_drop: false }`
[INFO] [stdout] 6ad41227ba8189906816a16801f169d79daaf88cc4e83858a238f9f3af302e56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aaf28c50211631bbf060daf943a3dbd64e352ef4d3a13cc0bd0fd2bd64237188
[INFO] running `Command { std: "docker" "start" "-a" "aaf28c50211631bbf060daf943a3dbd64e352ef4d3a13cc0bd0fd2bd64237188", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.3
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling cc v1.2.40
[INFO] [stderr]    Compiling onecode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `is_first_line` is never read
[INFO] [stdout]    --> src/file.rs:854:33
[INFO] [stdout]     |
[INFO] [stdout] 854 | ...                   is_first_line = true;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_first_line` is never read
[INFO] [stdout]     --> src/file.rs:1087:33
[INFO] [stdout]      |
[INFO] [stdout] 1087 | ...                   is_first_line = true;
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_first_line` is never read
[INFO] [stdout]     --> src/file.rs:1163:33
[INFO] [stdout]      |
[INFO] [stdout] 1163 | ...                   is_first_line = true;
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.63s
[INFO] running `Command { std: "docker" "inspect" "aaf28c50211631bbf060daf943a3dbd64e352ef4d3a13cc0bd0fd2bd64237188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf28c50211631bbf060daf943a3dbd64e352ef4d3a13cc0bd0fd2bd64237188", kill_on_drop: false }`
[INFO] [stdout] aaf28c50211631bbf060daf943a3dbd64e352ef4d3a13cc0bd0fd2bd64237188
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d9355bf7a2f6277e7fb7f18a0575950a590e37218623d1e02b126211cd73f63
[INFO] running `Command { std: "docker" "start" "-a" "5d9355bf7a2f6277e7fb7f18a0575950a590e37218623d1e02b126211cd73f63", kill_on_drop: false }`
[INFO] [stderr]    Compiling onecode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `is_first_line` is never read
[INFO] [stdout]    --> src/file.rs:854:33
[INFO] [stdout]     |
[INFO] [stdout] 854 | ...                   is_first_line = true;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_first_line` is never read
[INFO] [stdout]     --> src/file.rs:1087:33
[INFO] [stdout]      |
[INFO] [stdout] 1087 | ...                   is_first_line = true;
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_first_line` is never read
[INFO] [stdout]     --> src/file.rs:1163:33
[INFO] [stdout]      |
[INFO] [stdout] 1163 | ...                   is_first_line = true;
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_first_line` is never read
[INFO] [stdout]    --> src/file.rs:854:33
[INFO] [stdout]     |
[INFO] [stdout] 854 | ...                   is_first_line = true;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_first_line` is never read
[INFO] [stdout]     --> src/file.rs:1087:33
[INFO] [stdout]      |
[INFO] [stdout] 1087 | ...                   is_first_line = true;
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_first_line` is never read
[INFO] [stdout]     --> src/file.rs:1163:33
[INFO] [stdout]      |
[INFO] [stdout] 1163 | ...                   is_first_line = true;
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "5d9355bf7a2f6277e7fb7f18a0575950a590e37218623d1e02b126211cd73f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d9355bf7a2f6277e7fb7f18a0575950a590e37218623d1e02b126211cd73f63", kill_on_drop: false }`
[INFO] [stdout] 5d9355bf7a2f6277e7fb7f18a0575950a590e37218623d1e02b126211cd73f63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 39dbd6828d3c72853a4ca0a4816972413a7097666d2ce6702ca9e6abecaeb8c7
[INFO] running `Command { std: "docker" "start" "-a" "39dbd6828d3c72853a4ca0a4816972413a7097666d2ce6702ca9e6abecaeb8c7", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `is_first_line` is never read
[INFO] [stderr]    --> src/file.rs:854:33
[INFO] [stderr]     |
[INFO] [stderr] 854 | ...                   is_first_line = true;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `is_first_line` is never read
[INFO] [stderr]     --> src/file.rs:1087:33
[INFO] [stderr]      |
[INFO] [stderr] 1087 | ...                   is_first_line = true;
[INFO] [stderr]      |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `is_first_line` is never read
[INFO] [stderr]     --> src/file.rs:1163:33
[INFO] [stderr]      |
[INFO] [stderr] 1163 | ...                   is_first_line = true;
[INFO] [stderr]      |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `onecode` (lib) generated 3 warnings
[INFO] [stderr] warning: `onecode` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/onecode-727ba1c80e239a67)
[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] [stderr]      Running tests/api_coverage_test.rs (/opt/rustwide/target/debug/deps/api_coverage_test-6c5b223e0923ae17)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_real_list ... ok
[INFO] [stdout] test test_all_field_accessors ... ok
[INFO] [stdout] test test_list_accessors ... ok
[INFO] [stdout] test test_string_accessors ... ok
[INFO] [stdout] test test_object_and_reference_count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic_tests.rs (/opt/rustwide/target/debug/deps/basic_tests-986627746074f783)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_open_nonexistent_file ... ok
[INFO] [stdout] test test_open_read_simple_seq ... ok
[INFO] [stdout] test test_file_properties ... ok
[INFO] [stdout] test test_open_read_foo ... ok
[INFO] [stdout] test test_schema_from_text ... ok
[INFO] [stdout] test test_sequential_read ... ok
[INFO] [stdout] test test_stats ... ok
[INFO] [stdout] test test_write_and_read_roundtrip ... FAILED
[INFO] [stdout] test test_read_with_type_check ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_write_and_read_roundtrip stdout ----
[INFO] [stdout] Error: OpenFailed("tests/test_output.1tst")
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_write_and_read_roundtrip
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 8 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test basic_tests`
[INFO] running `Command { std: "docker" "inspect" "39dbd6828d3c72853a4ca0a4816972413a7097666d2ce6702ca9e6abecaeb8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39dbd6828d3c72853a4ca0a4816972413a7097666d2ce6702ca9e6abecaeb8c7", kill_on_drop: false }`
[INFO] [stdout] 39dbd6828d3c72853a4ca0a4816972413a7097666d2ce6702ca9e6abecaeb8c7
