[INFO] fetching crate rdbench 0.1.0...
[INFO] testing rdbench-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rdbench 0.1.0 into /workspace/builds/worker-4-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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rdbench 0.1.0 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 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 07cfe1e2639a794e42f2a1ebf9f0c17303e3c01a31e16722d93ce57945ff19f9
[INFO] running `Command { std: "docker" "start" "-a" "07cfe1e2639a794e42f2a1ebf9f0c17303e3c01a31e16722d93ce57945ff19f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07cfe1e2639a794e42f2a1ebf9f0c17303e3c01a31e16722d93ce57945ff19f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07cfe1e2639a794e42f2a1ebf9f0c17303e3c01a31e16722d93ce57945ff19f9", kill_on_drop: false }`
[INFO] [stdout] 07cfe1e2639a794e42f2a1ebf9f0c17303e3c01a31e16722d93ce57945ff19f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d9bc9ef2dc2e727ebbab87573d07f909c7f1c1c78e1d465dbef561e0c8e989fd
[INFO] running `Command { std: "docker" "start" "-a" "d9bc9ef2dc2e727ebbab87573d07f909c7f1c1c78e1d465dbef561e0c8e989fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling prettyplease v0.2.27
[INFO] [stderr]    Compiling rustix v0.38.43
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling shell-words v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling build-probe-mpi v0.1.4
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling mpi v0.8.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling clap_builder v4.5.27
[INFO] [stderr]    Compiling syn v2.0.95
[INFO] [stderr]    Compiling libffi-sys v2.3.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[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 which v4.4.2
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling mpi-derive v0.1.2
[INFO] [stderr]    Compiling clap_derive v4.5.24
[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 42.09s
[INFO] running `Command { std: "docker" "inspect" "d9bc9ef2dc2e727ebbab87573d07f909c7f1c1c78e1d465dbef561e0c8e989fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9bc9ef2dc2e727ebbab87573d07f909c7f1c1c78e1d465dbef561e0c8e989fd", kill_on_drop: false }`
[INFO] [stdout] d9bc9ef2dc2e727ebbab87573d07f909c7f1c1c78e1d465dbef561e0c8e989fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8137b5c96b2f6062f4952fd791ed8244275da68d935365d48ad9d8b7cf395e7b
[INFO] running `Command { std: "docker" "start" "-a" "8137b5c96b2f6062f4952fd791ed8244275da68d935365d48ad9d8b7cf395e7b", 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" "8137b5c96b2f6062f4952fd791ed8244275da68d935365d48ad9d8b7cf395e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8137b5c96b2f6062f4952fd791ed8244275da68d935365d48ad9d8b7cf395e7b", kill_on_drop: false }`
[INFO] [stdout] 8137b5c96b2f6062f4952fd791ed8244275da68d935365d48ad9d8b7cf395e7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fbc7fff107469cd2cce333c44cce03c687f8e249e53d38e3f0b699d418b0f82c
[INFO] running `Command { std: "docker" "start" "-a" "fbc7fff107469cd2cce333c44cce03c687f8e249e53d38e3f0b699d418b0f82c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[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] [stdout] test mpi::datatype::tests::test_create_subarray ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rdbench-4d79706fd966e566)
[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] [stderr]    Doc-tests rdbench
[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" "fbc7fff107469cd2cce333c44cce03c687f8e249e53d38e3f0b699d418b0f82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbc7fff107469cd2cce333c44cce03c687f8e249e53d38e3f0b699d418b0f82c", kill_on_drop: false }`
[INFO] [stdout] fbc7fff107469cd2cce333c44cce03c687f8e249e53d38e3f0b699d418b0f82c