[INFO] fetching crate mma7660fc 0.1.2... [INFO] testing mma7660fc-0.1.2 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate mma7660fc 0.1.2 into /workspace/builds/worker-0-tc1/source [INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config [INFO] started tweaking crates.io crate mma7660fc 0.1.2 [INFO] finished tweaking crates.io crate mma7660fc 0.1.2 [INFO] tweaked toml for crates.io crate mma7660fc 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mma7660fc 0.1.2 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 89 packages to latest compatible versions [INFO] [stderr] Adding cast v0.2.7 (available: v0.3.0) [INFO] [stderr] Adding embedded-hal v0.1.3 (available: v1.0.0) [INFO] [stderr] Adding linux-embedded-hal v0.1.1 (available: v0.4.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sysfs_gpio v0.5.4 [INFO] [stderr] Downloaded bitflags v0.3.3 [INFO] [stderr] Downloaded skeptic v0.13.7 [INFO] [stderr] Downloaded linux-embedded-hal v0.1.1 [INFO] [stderr] Downloaded bitflags v0.4.0 [INFO] [stderr] Downloaded cast v0.2.7 [INFO] [stderr] Downloaded spidev v0.3.0 [INFO] [stderr] Downloaded cargo_metadata v0.14.2 [INFO] [stderr] Downloaded embedded-hal v0.1.3 [INFO] [stderr] Downloaded i2cdev v0.3.2 [INFO] [stderr] Downloaded nix v0.6.0 [INFO] [stderr] Downloaded nix v0.14.1 [INFO] [stderr] Downloaded nix v0.10.0 [INFO] [stderr] Downloaded pulldown-cmark v0.9.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4d45c8626180819070892ca1cf693589b6b1144dfdc73c589f18a09970bff598 [INFO] running `Command { std: "docker" "start" "-a" "4d45c8626180819070892ca1cf693589b6b1144dfdc73c589f18a09970bff598", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d45c8626180819070892ca1cf693589b6b1144dfdc73c589f18a09970bff598", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d45c8626180819070892ca1cf693589b6b1144dfdc73c589f18a09970bff598", kill_on_drop: false }` [INFO] [stdout] 4d45c8626180819070892ca1cf693589b6b1144dfdc73c589f18a09970bff598 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f860d25b5f9ca578a7488091c94e5a54de3e9240500bf85450f81de05b0bb6b2 [INFO] running `Command { std: "docker" "start" "-a" "f860d25b5f9ca578a7488091c94e5a54de3e9240500bf85450f81de05b0bb6b2", kill_on_drop: false }` [INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling nb v1.1.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling embedded-hal v0.2.7 [INFO] [stderr] Compiling embedded-hal v0.1.3 [INFO] [stderr] Compiling semver v1.0.28 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling mma7660fc v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:177:49 [INFO] [stdout] | [INFO] [stdout] 177 | let mut buffer: [u8; 3] = unsafe { mem::uninitialized() }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the feature `pattern_parentheses` has been stable since 1.31.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 61 | #![feature(pattern_parentheses)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(stable_features)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the type `[u8; 3]` does not permit being left uninitialized [INFO] [stdout] --> src/lib.rs:177:44 [INFO] [stdout] | [INFO] [stdout] 177 | let mut buffer: [u8; 3] = unsafe { mem::uninitialized() }; [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: `#[deny(invalid_value)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mma7660fc` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "f860d25b5f9ca578a7488091c94e5a54de3e9240500bf85450f81de05b0bb6b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f860d25b5f9ca578a7488091c94e5a54de3e9240500bf85450f81de05b0bb6b2", kill_on_drop: false }` [INFO] [stdout] f860d25b5f9ca578a7488091c94e5a54de3e9240500bf85450f81de05b0bb6b2