[INFO] fetching crate ina260 0.3.1...
[INFO] checking ina260-0.3.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate ina260 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate ina260 0.3.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ina260 0.3.1
[INFO] finished tweaking crates.io crate ina260 0.3.1
[INFO] tweaked toml for crates.io crate ina260 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding cast v0.2.7 (available: v0.3.0)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding nb v0.1.3 (available: v1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c74917560703abd619788fa8566d7573a094074f7f20a98a765cb80169259ce3
[INFO] running `Command { std: "docker" "start" "-a" "c74917560703abd619788fa8566d7573a094074f7f20a98a765cb80169259ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c74917560703abd619788fa8566d7573a094074f7f20a98a765cb80169259ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74917560703abd619788fa8566d7573a094074f7f20a98a765cb80169259ce3", kill_on_drop: false }`
[INFO] [stdout] c74917560703abd619788fa8566d7573a094074f7f20a98a765cb80169259ce3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd78886427f00d086bbd450ec83fd94a755e9c60efeefbb8047a21df615fbad6
[INFO] running `Command { std: "docker" "start" "-a" "dd78886427f00d086bbd450ec83fd94a755e9c60efeefbb8047a21df615fbad6", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking ina260 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:252:49
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:261:49
[INFO] [stdout]     |
[INFO] [stdout] 261 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:270:49
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:301:49
[INFO] [stdout]     |
[INFO] [stdout] 301 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:326:49
[INFO] [stdout]     |
[INFO] [stdout] 326 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:252:49
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:261:49
[INFO] [stdout]     |
[INFO] [stdout] 261 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:270:49
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:301:49
[INFO] [stdout]     |
[INFO] [stdout] 301 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/lib.rs:326:49
[INFO] [stdout]     |
[INFO] [stdout] 326 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:252:44
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` 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; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:261:44
[INFO] [stdout]     |
[INFO] [stdout] 261 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` 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 `[u8; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:270:44
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` 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 `[u8; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:301:44
[INFO] [stdout]     |
[INFO] [stdout] 301 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` 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 `[u8; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:326:44
[INFO] [stdout]     |
[INFO] [stdout] 326 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` 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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:252:44
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` 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; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:261:44
[INFO] [stdout]     |
[INFO] [stdout] 261 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` 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 `[u8; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:270:44
[INFO] [stdout]     |
[INFO] [stdout] 270 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` 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 `[u8; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:301:44
[INFO] [stdout]     |
[INFO] [stdout] 301 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` 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 `[u8; 2]` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:326:44
[INFO] [stdout]     |
[INFO] [stdout] 326 |         let mut buffer: [u8; 2] = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            this code causes undefined behavior when executed
[INFO] [stdout]     |                                            help: use `MaybeUninit<T>` 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: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "dd78886427f00d086bbd450ec83fd94a755e9c60efeefbb8047a21df615fbad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd78886427f00d086bbd450ec83fd94a755e9c60efeefbb8047a21df615fbad6", kill_on_drop: false }`
[INFO] [stdout] dd78886427f00d086bbd450ec83fd94a755e9c60efeefbb8047a21df615fbad6