[INFO] cloning repository https://github.com/paulkernfeld/ndarray-csv [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paulkernfeld/ndarray-csv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulkernfeld%2Fndarray-csv", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulkernfeld%2Fndarray-csv'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f1512268b93c39e2285b72ebf44b3c887eb0e880 [INFO] testing paulkernfeld/ndarray-csv against beta-2025-09-21 for beta-1.91-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulkernfeld%2Fndarray-csv" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/paulkernfeld/ndarray-csv [INFO] finished tweaking git repo https://github.com/paulkernfeld/ndarray-csv [INFO] tweaked toml for git repo https://github.com/paulkernfeld/ndarray-csv written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/paulkernfeld/ndarray-csv on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 23 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 94906788482bdaabca8943b8bab9b83368c272b0878d9a97c1edd61c4440332e [INFO] running `Command { std: "docker" "start" "-a" "94906788482bdaabca8943b8bab9b83368c272b0878d9a97c1edd61c4440332e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "94906788482bdaabca8943b8bab9b83368c272b0878d9a97c1edd61c4440332e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94906788482bdaabca8943b8bab9b83368c272b0878d9a97c1edd61c4440332e", kill_on_drop: false }` [INFO] [stdout] 94906788482bdaabca8943b8bab9b83368c272b0878d9a97c1edd61c4440332e [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0eff6e067a3c06dfca44fba5ace6af6719e39635885be9764d0f1df38c470ce3 [INFO] running `Command { std: "docker" "start" "-a" "0eff6e067a3c06dfca44fba5ace6af6719e39635885be9764d0f1df38c470ce3", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling matrixmultiply v0.3.10 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling csv-core v0.1.12 [INFO] [stderr] Compiling csv v1.3.1 [INFO] [stderr] Compiling num-complex v0.4.6 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling ndarray v0.16.1 [INFO] [stderr] Compiling ndarray-csv v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.54s [INFO] running `Command { std: "docker" "inspect" "0eff6e067a3c06dfca44fba5ace6af6719e39635885be9764d0f1df38c470ce3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0eff6e067a3c06dfca44fba5ace6af6719e39635885be9764d0f1df38c470ce3", kill_on_drop: false }` [INFO] [stdout] 0eff6e067a3c06dfca44fba5ace6af6719e39635885be9764d0f1df38c470ce3 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3545436083d04f2a8fc928519a4e20e6ba7c716be89892fa1818e79e020500c6 [INFO] running `Command { std: "docker" "start" "-a" "3545436083d04f2a8fc928519a4e20e6ba7c716be89892fa1818e79e020500c6", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling ndarray-csv v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.42s [INFO] running `Command { std: "docker" "inspect" "3545436083d04f2a8fc928519a4e20e6ba7c716be89892fa1818e79e020500c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3545436083d04f2a8fc928519a4e20e6ba7c716be89892fa1818e79e020500c6", kill_on_drop: false }` [INFO] [stdout] 3545436083d04f2a8fc928519a4e20e6ba7c716be89892fa1818e79e020500c6 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d24a121c95bbdb9933c723267cac4e1773c207a9be63476b91168fcce5cb0f5d [INFO] running `Command { std: "docker" "start" "-a" "d24a121c95bbdb9933c723267cac4e1773c207a9be63476b91168fcce5cb0f5d", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ndarray_csv-531eb9aca8865bde) [INFO] [stdout] running 11 tests [INFO] [stdout] test tests::test_read_float ... ok [INFO] [stdout] test tests::test_read_too_few_rows ... ok [INFO] [stdout] test tests::test_read_too_many_columns ... ok [INFO] [stdout] test tests::test_read_too_few_columns ... ok [INFO] [stdout] test tests::test_write_err ... ok [INFO] [stdout] test tests::test_write_ok ... ok [INFO] [stdout] test tests::test_write_transposed ... ok [INFO] [stdout] test tests::test_read_csv_error ... ok [INFO] [stdout] test tests::test_read_integer ... ok [INFO] [stdout] test tests::test_read_too_many_rows ... ok [INFO] [stderr] Doc-tests ndarray_csv [INFO] [stdout] test tests::test_read_dynamic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 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 3) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 3) stdout ---- [INFO] [stdout] Test executable failed (exit status: 1). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 3) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "d24a121c95bbdb9933c723267cac4e1773c207a9be63476b91168fcce5cb0f5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d24a121c95bbdb9933c723267cac4e1773c207a9be63476b91168fcce5cb0f5d", kill_on_drop: false }` [INFO] [stdout] d24a121c95bbdb9933c723267cac4e1773c207a9be63476b91168fcce5cb0f5d