[INFO] fetching crate rdbench 0.1.0...
[INFO] testing rdbench-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rdbench 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rdbench 0.1.0
[INFO] finished tweaking crates.io crate rdbench 0.1.0
[INFO] tweaked toml for crates.io crate rdbench 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rdbench 0.1.0 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] crate crates.io crate rdbench 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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] b42abdd8e18af9e90de329c318c1e377649d6ca8ed1280cb4e998e32ad805e7b
[INFO] running `Command { std: "docker" "start" "-a" "b42abdd8e18af9e90de329c318c1e377649d6ca8ed1280cb4e998e32ad805e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b42abdd8e18af9e90de329c318c1e377649d6ca8ed1280cb4e998e32ad805e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b42abdd8e18af9e90de329c318c1e377649d6ca8ed1280cb4e998e32ad805e7b", kill_on_drop: false }`
[INFO] [stdout] b42abdd8e18af9e90de329c318c1e377649d6ca8ed1280cb4e998e32ad805e7b
[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] bc77ab665dcc949a725b45a6fa60a4d06d335b12dca664161557b17a03cceaba
[INFO] running `Command { std: "docker" "start" "-a" "bc77ab665dcc949a725b45a6fa60a4d06d335b12dca664161557b17a03cceaba", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling prettyplease v0.2.27
[INFO] [stderr]    Compiling rustix v0.38.43
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling shell-words v1.1.0
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling build-probe-mpi v0.1.4
[INFO] [stderr]    Compiling clap_builder v4.5.27
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling syn v2.0.95
[INFO] [stderr]    Compiling mpi v0.8.0
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling libffi-sys v2.3.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.24
[INFO] [stderr]    Compiling mpi-derive v0.1.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling clap v4.5.27
[INFO] [stderr]    Compiling mpi-sys v0.2.2
[INFO] [stderr]    Compiling libffi v3.2.0
[INFO] [stderr]    Compiling rdbench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.04s
[INFO] running `Command { std: "docker" "inspect" "bc77ab665dcc949a725b45a6fa60a4d06d335b12dca664161557b17a03cceaba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc77ab665dcc949a725b45a6fa60a4d06d335b12dca664161557b17a03cceaba", kill_on_drop: false }`
[INFO] [stdout] bc77ab665dcc949a725b45a6fa60a4d06d335b12dca664161557b17a03cceaba
[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] bf2e08dc5cfc16607e01de9789caa930a4406652d7e4ae546a702a4564b68b4e
[INFO] running `Command { std: "docker" "start" "-a" "bf2e08dc5cfc16607e01de9789caa930a4406652d7e4ae546a702a4564b68b4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rdbench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "bf2e08dc5cfc16607e01de9789caa930a4406652d7e4ae546a702a4564b68b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf2e08dc5cfc16607e01de9789caa930a4406652d7e4ae546a702a4564b68b4e", kill_on_drop: false }`
[INFO] [stdout] bf2e08dc5cfc16607e01de9789caa930a4406652d7e4ae546a702a4564b68b4e
[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] fe9d80fca6b34a00175d135e972fade6aaef3e8f931a22c7d4e9c825601dedab
[INFO] running `Command { std: "docker" "start" "-a" "fe9d80fca6b34a00175d135e972fade6aaef3e8f931a22c7d4e9c825601dedab", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rdbench-246ed51b0e64cd75)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test mpi::io::tests::test_mode ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rdbench-4d79706fd966e566)
[INFO] [stdout] test mpi::datatype::tests::test_create_subarray ... ok
[INFO] [stderr]    Doc-tests rdbench
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.06s
[INFO] [stdout] 
[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] [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" "fe9d80fca6b34a00175d135e972fade6aaef3e8f931a22c7d4e9c825601dedab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe9d80fca6b34a00175d135e972fade6aaef3e8f931a22c7d4e9c825601dedab", kill_on_drop: false }`
[INFO] [stdout] fe9d80fca6b34a00175d135e972fade6aaef3e8f931a22c7d4e9c825601dedab