[INFO] fetching crate fscmp 0.2.16... [INFO] testing fscmp-0.2.16 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate fscmp 0.2.16 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate fscmp 0.2.16 [INFO] finished tweaking crates.io crate fscmp 0.2.16 [INFO] tweaked toml for crates.io crate fscmp 0.2.16 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fscmp 0.2.16 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 fscmp 0.2.16 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d966e95558f37ff604d4a4b737c48000ceac7577034e140ad09fd739d320ba50 [INFO] running `Command { std: "docker" "start" "-a" "d966e95558f37ff604d4a4b737c48000ceac7577034e140ad09fd739d320ba50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d966e95558f37ff604d4a4b737c48000ceac7577034e140ad09fd739d320ba50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d966e95558f37ff604d4a4b737c48000ceac7577034e140ad09fd739d320ba50", kill_on_drop: false }` [INFO] [stdout] d966e95558f37ff604d4a4b737c48000ceac7577034e140ad09fd739d320ba50 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 22bc7f76f2805e3b1921011c644ee0776780d70597b63277367f0252fc69b892 [INFO] running `Command { std: "docker" "start" "-a" "22bc7f76f2805e3b1921011c644ee0776780d70597b63277367f0252fc69b892", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling nix v0.16.0 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling openat v0.1.18 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling backtrace v0.3.37 [INFO] [stderr] Compiling chrono v0.4.9 [INFO] [stderr] Compiling rayon v1.2.0 [INFO] [stderr] Compiling simplelog v0.7.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling structopt-derive v0.3.1 [INFO] [stderr] Compiling structopt v0.3.1 [INFO] [stderr] Compiling fscmp v0.2.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/cmp/mod.rs:313:22 [INFO] [stdout] | [INFO] [stdout] 313 | .map(|i| ((i * leap)..min(size, i * leap + BUF_SIZE_U64))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 313 - .map(|i| ((i * leap)..min(size, i * leap + BUF_SIZE_U64))) [INFO] [stdout] 313 + .map(|i| (i * leap)..min(size, i * leap + BUF_SIZE_U64)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 262144]` does not permit being left uninitialized [INFO] [stdout] --> src/cmp/mod.rs:323:58 [INFO] [stdout] | [INFO] [stdout] 323 | let mut buffer1 = AlignedBuffer(unsafe { std::mem::MaybeUninit::uninit().assume_init() }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 262144]` does not permit being left uninitialized [INFO] [stdout] --> src/cmp/mod.rs:324:58 [INFO] [stdout] | [INFO] [stdout] 324 | let mut buffer2 = AlignedBuffer(unsafe { std::mem::MaybeUninit::uninit().assume_init() }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.89s [INFO] running `Command { std: "docker" "inspect" "22bc7f76f2805e3b1921011c644ee0776780d70597b63277367f0252fc69b892", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22bc7f76f2805e3b1921011c644ee0776780d70597b63277367f0252fc69b892", kill_on_drop: false }` [INFO] [stdout] 22bc7f76f2805e3b1921011c644ee0776780d70597b63277367f0252fc69b892 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7bc4e915f1034c18d93acdb471571e5cd856b59c673862ef8f409c25ee085ff5 [INFO] running `Command { std: "docker" "start" "-a" "7bc4e915f1034c18d93acdb471571e5cd856b59c673862ef8f409c25ee085ff5", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling fscmp v0.2.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/cmp/mod.rs:313:22 [INFO] [stdout] | [INFO] [stdout] 313 | .map(|i| ((i * leap)..min(size, i * leap + BUF_SIZE_U64))) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 313 - .map(|i| ((i * leap)..min(size, i * leap + BUF_SIZE_U64))) [INFO] [stdout] 313 + .map(|i| (i * leap)..min(size, i * leap + BUF_SIZE_U64)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 262144]` does not permit being left uninitialized [INFO] [stdout] --> src/cmp/mod.rs:323:58 [INFO] [stdout] | [INFO] [stdout] 323 | let mut buffer1 = AlignedBuffer(unsafe { std::mem::MaybeUninit::uninit().assume_init() }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 262144]` does not permit being left uninitialized [INFO] [stdout] --> src/cmp/mod.rs:324:58 [INFO] [stdout] | [INFO] [stdout] 324 | let mut buffer2 = AlignedBuffer(unsafe { std::mem::MaybeUninit::uninit().assume_init() }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.29s [INFO] running `Command { std: "docker" "inspect" "7bc4e915f1034c18d93acdb471571e5cd856b59c673862ef8f409c25ee085ff5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bc4e915f1034c18d93acdb471571e5cd856b59c673862ef8f409c25ee085ff5", kill_on_drop: false }` [INFO] [stdout] 7bc4e915f1034c18d93acdb471571e5cd856b59c673862ef8f409c25ee085ff5 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7ff141b4df09a9e965f26ed0f031f30dcb19ca45a1e0047d9adb6283e547d878 [INFO] running `Command { std: "docker" "start" "-a" "7ff141b4df09a9e965f26ed0f031f30dcb19ca45a1e0047d9adb6283e547d878", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> src/cmp/mod.rs:313:22 [INFO] [stderr] | [INFO] [stderr] 313 | .map(|i| ((i * leap)..min(size, i * leap + BUF_SIZE_U64))) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 313 - .map(|i| ((i * leap)..min(size, i * leap + BUF_SIZE_U64))) [INFO] [stderr] 313 + .map(|i| (i * leap)..min(size, i * leap + BUF_SIZE_U64)) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: the type `[u8; 262144]` does not permit being left uninitialized [INFO] [stderr] --> src/cmp/mod.rs:323:58 [INFO] [stderr] | [INFO] [stderr] 323 | let mut buffer1 = AlignedBuffer(unsafe { std::mem::MaybeUninit::uninit().assume_init() }); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: integers must be initialized [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the type `[u8; 262144]` does not permit being left uninitialized [INFO] [stderr] --> src/cmp/mod.rs:324:58 [INFO] [stderr] | [INFO] [stderr] 324 | let mut buffer2 = AlignedBuffer(unsafe { std::mem::MaybeUninit::uninit().assume_init() }); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: integers must be initialized [INFO] [stderr] [INFO] [stderr] warning: `fscmp` (bin "fscmp" test) generated 3 warnings (run `cargo fix --bin "fscmp" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fscmp-0a1105e6f05f97e6) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test cmp::test::test_calc_leap ... ok [INFO] [stdout] test cmp::test::test_calc_chunk_count ... ok [INFO] [stdout] test cmp::test::test_root_mode ... ok [INFO] [stdout] test cmp::test::test_simple ... ok [INFO] [stdout] test cmp::test::test_path_max ... ok [INFO] [stdout] test cmp::test::test_contents ... ok [INFO] [stdout] test cmp::test::test_permissions ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7ff141b4df09a9e965f26ed0f031f30dcb19ca45a1e0047d9adb6283e547d878", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ff141b4df09a9e965f26ed0f031f30dcb19ca45a1e0047d9adb6283e547d878", kill_on_drop: false }` [INFO] [stdout] 7ff141b4df09a9e965f26ed0f031f30dcb19ca45a1e0047d9adb6283e547d878