[INFO] fetching crate dosio 0.1.3...
[INFO] testing dosio-0.1.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate dosio 0.1.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate dosio 0.1.3
[INFO] finished tweaking crates.io crate dosio 0.1.3
[INFO] tweaked toml for crates.io crate dosio 0.1.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dosio 0.1.3 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 142 packages to latest compatible versions
[INFO] [stderr]       Adding flatbuffers v2.0.0 (available: v2.1.2)
[INFO] [stderr]       Adding serde-pickle v0.6.3 (available: v1.2.0)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] [stderr]       Adding zstd-safe v4.1.3+zstd.1.5.1 (available: v4.1.6+zstd.1.5.2)
[INFO] [stderr]       Adding zstd-sys v1.6.2+zstd.1.5.1 (available: v1.6.3+zstd.1.5.2)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2b2705dd687930333b890aae5b28fba8f21b4978c1af52aa24035567c2cbcee1
[INFO] running `Command { std: "docker" "start" "-a" "2b2705dd687930333b890aae5b28fba8f21b4978c1af52aa24035567c2cbcee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b2705dd687930333b890aae5b28fba8f21b4978c1af52aa24035567c2cbcee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b2705dd687930333b890aae5b28fba8f21b4978c1af52aa24035567c2cbcee1", kill_on_drop: false }`
[INFO] [stdout] 2b2705dd687930333b890aae5b28fba8f21b4978c1af52aa24035567c2cbcee1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a4428484feb5b27a19a92d430b2514e1f521f3e45d65fe2023f07583bb9ee4a8
[INFO] running `Command { std: "docker" "start" "-a" "a4428484feb5b27a19a92d430b2514e1f521f3e45d65fe2023f07583bb9ee4a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling hdf5-types v0.8.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling hdf5 v0.8.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling ascii v1.1.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling hdf5-derive v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling hdf5-sys v0.8.1
[INFO] [stderr]    Compiling dosio-macros v0.1.5
[INFO] [stderr]    Compiling dosio v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] `FEM_REPO` environment variable is not set, using dummies instead.
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.91s
[INFO] running `Command { std: "docker" "inspect" "a4428484feb5b27a19a92d430b2514e1f521f3e45d65fe2023f07583bb9ee4a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4428484feb5b27a19a92d430b2514e1f521f3e45d65fe2023f07583bb9ee4a8", kill_on_drop: false }`
[INFO] [stdout] a4428484feb5b27a19a92d430b2514e1f521f3e45d65fe2023f07583bb9ee4a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9ba0393108de3d725742e5c44fcef2347f4d4156c58e4a53d1567c9b7a7971fb
[INFO] running `Command { std: "docker" "start" "-a" "9ba0393108de3d725742e5c44fcef2347f4d4156c58e4a53d1567c9b7a7971fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling iter-read v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling ndarray v0.15.6
[INFO] [stderr]    Compiling serde-pickle v0.6.3
[INFO] [stderr]    Compiling hdf5 v0.8.1
[INFO] [stderr]    Compiling dosio-macros v0.1.5
[INFO] [stderr]    Compiling dosio v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] `FEM_REPO` environment variable is not set, using dummies instead.
[INFO] [stdout] `FEM_REPO` environment variable is not set, using dummies instead.
[INFO] [stdout] warning: unused variable: `io`
[INFO] [stdout]   --> src/io.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let io: IO<Vec<f64>> = From::from((&tag, Some(data)));
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_io`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 18.53s
[INFO] running `Command { std: "docker" "inspect" "9ba0393108de3d725742e5c44fcef2347f4d4156c58e4a53d1567c9b7a7971fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba0393108de3d725742e5c44fcef2347f4d4156c58e4a53d1567c9b7a7971fb", kill_on_drop: false }`
[INFO] [stdout] 9ba0393108de3d725742e5c44fcef2347f4d4156c58e4a53d1567c9b7a7971fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9f877cae6a9146b2bcc1a02bbc4046d47fbf35cf15ffa839e93872b9d4cee192
[INFO] running `Command { std: "docker" "start" "-a" "9f877cae6a9146b2bcc1a02bbc4046d47fbf35cf15ffa839e93872b9d4cee192", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `io`
[INFO] [stderr]   --> src/io.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let io: IO<Vec<f64>> = From::from((&tag, Some(data)));
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_io`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dosio` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dosio-f47c789292e90f68)
[INFO] [stderr]    Doc-tests dosio
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test io::tests::from_tag_and_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] `FEM_REPO` environment variable is not set, using dummies instead.
[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" "9f877cae6a9146b2bcc1a02bbc4046d47fbf35cf15ffa839e93872b9d4cee192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f877cae6a9146b2bcc1a02bbc4046d47fbf35cf15ffa839e93872b9d4cee192", kill_on_drop: false }`
[INFO] [stdout] 9f877cae6a9146b2bcc1a02bbc4046d47fbf35cf15ffa839e93872b9d4cee192