[INFO] fetching crate simple-xlsx-writer 0.1.2... [INFO] testing simple-xlsx-writer-0.1.2 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate simple-xlsx-writer 0.1.2 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate simple-xlsx-writer 0.1.2 [INFO] finished tweaking crates.io crate simple-xlsx-writer 0.1.2 [INFO] tweaked toml for crates.io crate simple-xlsx-writer 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate simple-xlsx-writer 0.1.2 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 simple-xlsx-writer 0.1.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d0a3497a18334d4fe9227c8b66c963d643dd1ef29a4f3bf6dfa8dd272c05f8ef [INFO] running `Command { std: "docker" "start" "-a" "d0a3497a18334d4fe9227c8b66c963d643dd1ef29a4f3bf6dfa8dd272c05f8ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d0a3497a18334d4fe9227c8b66c963d643dd1ef29a4f3bf6dfa8dd272c05f8ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0a3497a18334d4fe9227c8b66c963d643dd1ef29a4f3bf6dfa8dd272c05f8ef", kill_on_drop: false }` [INFO] [stdout] d0a3497a18334d4fe9227c8b66c963d643dd1ef29a4f3bf6dfa8dd272c05f8ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2be90ed23fc2c235bee752d4e497836612da09c3faf7da40c06905c6352e710a [INFO] running `Command { std: "docker" "start" "-a" "2be90ed23fc2c235bee752d4e497836612da09c3faf7da40c06905c6352e710a", kill_on_drop: false }` [INFO] [stderr] Compiling miniz_oxide v0.7.1 [INFO] [stderr] Compiling flate2 v1.0.28 [INFO] [stderr] Compiling zip v0.6.6 [INFO] [stderr] Compiling simple-xlsx-writer v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.85s [INFO] running `Command { std: "docker" "inspect" "2be90ed23fc2c235bee752d4e497836612da09c3faf7da40c06905c6352e710a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2be90ed23fc2c235bee752d4e497836612da09c3faf7da40c06905c6352e710a", kill_on_drop: false }` [INFO] [stdout] 2be90ed23fc2c235bee752d4e497836612da09c3faf7da40c06905c6352e710a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a774c2bd0a287c1aa3c170c56d79da72f93d8d834c0acc4b6f04c51916172a24 [INFO] running `Command { std: "docker" "start" "-a" "a774c2bd0a287c1aa3c170c56d79da72f93d8d834c0acc4b6f04c51916172a24", kill_on_drop: false }` [INFO] [stderr] Compiling encoding_rs v0.8.33 [INFO] [stderr] Compiling serde v1.0.194 [INFO] [stderr] Compiling memchr v2.7.1 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling quick-xml v0.25.0 [INFO] [stderr] Compiling codepage v0.1.1 [INFO] [stderr] Compiling calamine v0.19.1 [INFO] [stderr] Compiling simple-xlsx-writer v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 7.10s [INFO] running `Command { std: "docker" "inspect" "a774c2bd0a287c1aa3c170c56d79da72f93d8d834c0acc4b6f04c51916172a24", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a774c2bd0a287c1aa3c170c56d79da72f93d8d834c0acc4b6f04c51916172a24", kill_on_drop: false }` [INFO] [stdout] a774c2bd0a287c1aa3c170c56d79da72f93d8d834c0acc4b6f04c51916172a24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1ab814c37bab14c1ab5e4f78407108c210a9822b930417274123b7411ab823b5 [INFO] running `Command { std: "docker" "start" "-a" "1ab814c37bab14c1ab5e4f78407108c210a9822b930417274123b7411ab823b5", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_xlsx_writer-496032e28c6d6b85) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::test_is_valid_report ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s [INFO] [stdout] [INFO] [stderr] Doc-tests simple_xlsx_writer [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 12) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 12) 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 12) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "1ab814c37bab14c1ab5e4f78407108c210a9822b930417274123b7411ab823b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ab814c37bab14c1ab5e4f78407108c210a9822b930417274123b7411ab823b5", kill_on_drop: false }` [INFO] [stdout] 1ab814c37bab14c1ab5e4f78407108c210a9822b930417274123b7411ab823b5