[INFO] fetching crate hard 0.5.0...
[INFO] testing hard-0.5.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate hard 0.5.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate hard 0.5.0
[INFO] finished tweaking crates.io crate hard 0.5.0
[INFO] tweaked toml for crates.io crate hard 0.5.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hard 0.5.0 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] 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 82 packages to latest compatible versions
[INFO] [stderr]       Adding errno v0.2.8 (available: v0.3.14)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] cbf6690aa444dc320c644efceb53e636e63539bdd140905de710844c0336a740
[INFO] running `Command { std: "docker" "start" "-a" "cbf6690aa444dc320c644efceb53e636e63539bdd140905de710844c0336a740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbf6690aa444dc320c644efceb53e636e63539bdd140905de710844c0336a740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbf6690aa444dc320c644efceb53e636e63539bdd140905de710844c0336a740", kill_on_drop: false }`
[INFO] [stdout] cbf6690aa444dc320c644efceb53e636e63539bdd140905de710844c0336a740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 569ace6b1323d36ca99c408d97eb70dca497fb05f70a7973efa6c47f732bf87a
[INFO] running `Command { std: "docker" "start" "-a" "569ace6b1323d36ca99c408d97eb70dca497fb05f70a7973efa6c47f732bf87a", kill_on_drop: false }`
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling zlib-rs v0.5.2
[INFO] [stderr]    Compiling rle-decode-fast v1.0.3
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling filetime v0.2.26
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling dary_heap v0.3.8
[INFO] [stderr]    Compiling minisign-verify v0.2.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling zopfli v0.8.2
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling ureq-proto v0.5.2
[INFO] [stderr]    Compiling ureq v3.1.2
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling xattr v1.6.1
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling libflate_lz77 v2.1.0
[INFO] [stderr]    Compiling libflate v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling libz-rs-sys v0.5.2
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling zip v5.1.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling libsodium-sys-stable v1.22.4
[INFO] [stderr]    Compiling hard v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.24s
[INFO] running `Command { std: "docker" "inspect" "569ace6b1323d36ca99c408d97eb70dca497fb05f70a7973efa6c47f732bf87a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "569ace6b1323d36ca99c408d97eb70dca497fb05f70a7973efa6c47f732bf87a", kill_on_drop: false }`
[INFO] [stdout] 569ace6b1323d36ca99c408d97eb70dca497fb05f70a7973efa6c47f732bf87a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8528f4ae92351aa4c897ceeac375bfe65996b5b701fd27c08cbf2a4bfe69d4d6
[INFO] running `Command { std: "docker" "start" "-a" "8528f4ae92351aa4c897ceeac375bfe65996b5b701fd27c08cbf2a4bfe69d4d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling hard v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]    --> src/lib.rs:993:9
[INFO] [stdout]     |
[INFO] [stdout] 993 |         format!("{:?}", buf);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 993 |         let _ = format!("{:?}", buf);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]     --> src/lib.rs:1001:9
[INFO] [stdout]      |
[INFO] [stdout] 1001 |         format!("{:p}", buf);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1001 |         let _ = format!("{:p}", buf);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "8528f4ae92351aa4c897ceeac375bfe65996b5b701fd27c08cbf2a4bfe69d4d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8528f4ae92351aa4c897ceeac375bfe65996b5b701fd27c08cbf2a4bfe69d4d6", kill_on_drop: false }`
[INFO] [stdout] 8528f4ae92351aa4c897ceeac375bfe65996b5b701fd27c08cbf2a4bfe69d4d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3a82d8e88687b67bfc16936433785c0cbcc4ce4a07b38966debe6d43066e9ac6
[INFO] running `Command { std: "docker" "start" "-a" "3a82d8e88687b67bfc16936433785c0cbcc4ce4a07b38966debe6d43066e9ac6", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `must_use` that must be used
[INFO] [stderr]    --> src/lib.rs:993:9
[INFO] [stderr]     |
[INFO] [stderr] 993 |         format!("{:?}", buf);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 993 |         let _ = format!("{:?}", buf);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `must_use` that must be used
[INFO] [stderr]     --> src/lib.rs:1001:9
[INFO] [stderr]      |
[INFO] [stderr] 1001 |         format!("{:p}", buf);
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]      |
[INFO] [stderr] 1001 |         let _ = format!("{:p}", buf);
[INFO] [stderr]      |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `hard` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hard-0fcdebca68d8ce16)
[INFO] [stdout] running 9 tests
[INFO] [stdout] test mem::tests::malloc_and_free ... ok
[INFO] [stdout] test tests::create_buffer_types ... ok
[INFO] [stdout] test tests::initialise_sodium ... ok
[INFO] [stdout] test tests::mutable_common_trait_impls ... ok
[INFO] [stdout] test tests::immutable_common_trait_impls ... ok
[INFO] [stdout] test tests::create_anonymous_buffers ... ok
[INFO] [stdout] test mem::tests::memzero_does_zero ... ok
[INFO] [stdout] test mem::tests::memcmp_compare_works ... ok
[INFO] [stderr]    Doc-tests hard
[INFO] [stdout] test mem::tests::mprotect_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - buffer_type (line 801) ... ok
[INFO] [stdout] test src/lib.rs - buffer (line 853) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 64) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a82d8e88687b67bfc16936433785c0cbcc4ce4a07b38966debe6d43066e9ac6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a82d8e88687b67bfc16936433785c0cbcc4ce4a07b38966debe6d43066e9ac6", kill_on_drop: false }`
[INFO] [stdout] 3a82d8e88687b67bfc16936433785c0cbcc4ce4a07b38966debe6d43066e9ac6