[INFO] fetching crate libts 0.1.1... [INFO] checking libts-0.1.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate libts 0.1.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate libts 0.1.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate libts 0.1.1 [INFO] finished tweaking crates.io crate libts 0.1.1 [INFO] tweaked toml for crates.io crate libts 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 39 packages to latest compatible versions [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding rand v0.4.6 (available: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (available: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (available: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (available: v0.8.3) [INFO] [stderr] Adding simple_logger v2.3.0 (available: v5.0.0) [INFO] [stderr] Adding windows-sys v0.48.0 (available: v0.59.0) [INFO] [stderr] Adding windows-targets v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (available: v0.52.6) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 67b22ae6b596d866322e4f406fe9ef69e6805be1285523f6e4cba028209f521a [INFO] running `Command { std: "docker" "start" "-a" "67b22ae6b596d866322e4f406fe9ef69e6805be1285523f6e4cba028209f521a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "67b22ae6b596d866322e4f406fe9ef69e6805be1285523f6e4cba028209f521a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67b22ae6b596d866322e4f406fe9ef69e6805be1285523f6e4cba028209f521a", kill_on_drop: false }` [INFO] [stdout] 67b22ae6b596d866322e4f406fe9ef69e6805be1285523f6e4cba028209f521a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3739d7b607bc130b05fbfd68fc6a70c1fe0cfd0d4ac8d7098c7ccbe26c7035a8 [INFO] running `Command { std: "docker" "start" "-a" "3739d7b607bc130b05fbfd68fc6a70c1fe0cfd0d4ac8d7098c7ccbe26c7035a8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking powerfmt v0.2.0 [INFO] [stderr] Checking num_threads v0.1.7 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling time-macros v0.2.18 [INFO] [stderr] Checking time-core v0.1.2 [INFO] [stderr] Checking num-conv v0.1.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking colored v2.1.0 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Checking simple_logger v2.3.0 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking libts v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the type `[u8; 64]` does not permit being left uninitialized [INFO] [stdout] --> src/mdcache.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | let mut buf = unsafe { MaybeUninit::<[u8; 64]>::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 `timespec` does not permit being left uninitialized [INFO] [stdout] --> src/timestamp.rs:263:26 [INFO] [stdout] | [INFO] [stdout] 263 | let mut tp = 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] [stdout] warning: the type `timespec` does not permit being left uninitialized [INFO] [stdout] --> src/timestamp.rs:287:26 [INFO] [stdout] | [INFO] [stdout] 287 | let mut tp = 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] [stdout] warning: the type `timespec` does not permit being left uninitialized [INFO] [stdout] --> src/unix_time.rs:171:26 [INFO] [stdout] | [INFO] [stdout] 171 | let mut tp = 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] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 64]` does not permit being left uninitialized [INFO] [stdout] --> src/mdcache.rs:43:32 [INFO] [stdout] | [INFO] [stdout] 43 | let mut buf = unsafe { MaybeUninit::<[u8; 64]>::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 `timespec` does not permit being left uninitialized [INFO] [stdout] --> src/timestamp.rs:263:26 [INFO] [stdout] | [INFO] [stdout] 263 | let mut tp = 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] [stdout] warning: the type `timespec` does not permit being left uninitialized [INFO] [stdout] --> src/timestamp.rs:287:26 [INFO] [stdout] | [INFO] [stdout] 287 | let mut tp = 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] [stdout] warning: the type `timespec` does not permit being left uninitialized [INFO] [stdout] --> src/unix_time.rs:171:26 [INFO] [stdout] | [INFO] [stdout] 171 | let mut tp = 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] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [optimized + debuginfo] target(s) in 18.11s [INFO] running `Command { std: "docker" "inspect" "3739d7b607bc130b05fbfd68fc6a70c1fe0cfd0d4ac8d7098c7ccbe26c7035a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3739d7b607bc130b05fbfd68fc6a70c1fe0cfd0d4ac8d7098c7ccbe26c7035a8", kill_on_drop: false }` [INFO] [stdout] 3739d7b607bc130b05fbfd68fc6a70c1fe0cfd0d4ac8d7098c7ccbe26c7035a8