[INFO] fetching crate px4 0.2.4...
[INFO] checking px4-0.2.4 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate px4 0.2.4 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate px4 0.2.4 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate px4 0.2.4
[INFO] finished tweaking crates.io crate px4 0.2.4
[INFO] tweaked toml for crates.io crate px4 0.2.4 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded px4_macros v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a26500b5dc964aeb85b43a39ca8994805faf75e0660cf12e61bbdd019154ea9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2a26500b5dc964aeb85b43a39ca8994805faf75e0660cf12e61bbdd019154ea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a26500b5dc964aeb85b43a39ca8994805faf75e0660cf12e61bbdd019154ea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a26500b5dc964aeb85b43a39ca8994805faf75e0660cf12e61bbdd019154ea9", kill_on_drop: false }`
[INFO] [stdout] 2a26500b5dc964aeb85b43a39ca8994805faf75e0660cf12e61bbdd019154ea9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff48991ae4265cb6e55912f0d4d5943fa08603d3ea7adca404c70b87ec691da5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ff48991ae4265cb6e55912f0d4d5943fa08603d3ea7adca404c70b87ec691da5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling px4_macros v0.2.4
[INFO] [stderr]     Checking px4 v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uorb/subscribe.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 |     phantom: PhantomData<Fn() -> T>,
[INFO] [stdout]    |                          ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/uorb/subscribe.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::mem::uninitialized;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/uorb/subscribe.rs:74:18
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let mut val = uninitialized::<T>();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/uorb/subscribe.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 |     phantom: PhantomData<Fn() -> T>,
[INFO] [stdout]    |                          ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/uorb/subscribe.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::mem::uninitialized;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/uorb/subscribe.rs:74:18
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let mut val = uninitialized::<T>();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> tests/message_macro/main.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let val: $t = unsafe { std::mem::uninitialized() };
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     assert_eq!(offset_of!(test_message, value), 0);
[INFO] [stdout]    |                ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> tests/message_macro/main.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let val: $t = unsafe { std::mem::uninitialized() };
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49 |     assert_eq!(offset_of!(test_message, array), 8);
[INFO] [stdout]    |                ------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> tests/message_macro/main.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let val: $t = unsafe { std::mem::uninitialized() };
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     assert_eq!(offset_of!(test_message, array2), 32);
[INFO] [stdout]    |                -------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> tests/message_macro/main.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let val: $t = unsafe { std::mem::uninitialized() };
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 51 |     assert_eq!(offset_of!(test_message, value2), 34);
[INFO] [stdout]    |                -------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stdout]   --> tests/message_macro/main.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let val: $t = unsafe { std::mem::uninitialized() };
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     assert_eq!(offset_of!(test_message, ch), 35);
[INFO] [stdout]    |                ---------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.52s
[INFO] running `Command { std: "docker" "inspect" "ff48991ae4265cb6e55912f0d4d5943fa08603d3ea7adca404c70b87ec691da5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff48991ae4265cb6e55912f0d4d5943fa08603d3ea7adca404c70b87ec691da5", kill_on_drop: false }`
[INFO] [stdout] ff48991ae4265cb6e55912f0d4d5943fa08603d3ea7adca404c70b87ec691da5
