[INFO] fetching crate uart_xilinx 0.1.0...
[INFO] checking uart_xilinx-0.1.0 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate uart_xilinx 0.1.0 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate uart_xilinx 0.1.0 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uart_xilinx 0.1.0
[INFO] finished tweaking crates.io crate uart_xilinx 0.1.0
[INFO] tweaked toml for crates.io crate uart_xilinx 0.1.0 written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1177c7bf39f2d71d9df6525a535dac593b3fbe6e37372f71a3bee5b8b32c6c4b
[INFO] running `Command { std: "docker" "start" "-a" "1177c7bf39f2d71d9df6525a535dac593b3fbe6e37372f71a3bee5b8b32c6c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1177c7bf39f2d71d9df6525a535dac593b3fbe6e37372f71a3bee5b8b32c6c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1177c7bf39f2d71d9df6525a535dac593b3fbe6e37372f71a3bee5b8b32c6c4b", kill_on_drop: false }`
[INFO] [stdout] 1177c7bf39f2d71d9df6525a535dac593b3fbe6e37372f71a3bee5b8b32c6c4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b92f66a768ed4c2dd890073380188ae018b965f103f72c3c5d378dd733711a8a
[INFO] running `Command { std: "docker" "start" "-a" "b92f66a768ed4c2dd890073380188ae018b965f103f72c3c5d378dd733711a8a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking uart_xilinx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/uart_16550/registers.rs:5:71
[INFO] [stdout]    |
[INFO] [stdout] 5  |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stdout]    |                                                                       ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/uart_16550/uart.rs:94:18
[INFO] [stdout]    |
[INFO] [stdout] 94 |             reg: cast!(base_address),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uart_16550/registers.rs:5:71
[INFO] [stdout]     |
[INFO] [stdout] 5   |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stdout]     |                                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/uart_16550/uart.rs:119:20
[INFO] [stdout]     |
[INFO] [stdout] 119 |         self.reg = cast!(base_address);
[INFO] [stdout]     |                    ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/uart_lite/registers.rs:5:71
[INFO] [stdout]    |
[INFO] [stdout] 5  |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stdout]    |                                                                       ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/uart_lite/uart.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |             reg: cast!(base_address),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/uart_lite/registers.rs:5:71
[INFO] [stdout]    |
[INFO] [stdout] 5  |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stdout]    |                                                                       ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/uart_lite/uart.rs:46:20
[INFO] [stdout]    |
[INFO] [stdout] 46 |         self.reg = cast!(base_address);
[INFO] [stdout]    |                    ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uart_lite/registers.rs:5:71
[INFO] [stdout]     |
[INFO] [stdout] 5   |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stdout]     |                                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/uart_lite/uart.rs:184:18
[INFO] [stdout]     |
[INFO] [stdout] 184 |             reg: cast!(base_address),
[INFO] [stdout]     |                  ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uart_lite/registers.rs:5:71
[INFO] [stdout]     |
[INFO] [stdout] 5   |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stdout]     |                                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/uart_lite/uart.rs:190:20
[INFO] [stdout]     |
[INFO] [stdout] 190 |         self.reg = cast!(base_address);
[INFO] [stdout]     |                    ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/uart_16550/registers.rs:5:71
[INFO] [stdout]    |
[INFO] [stdout] 5  |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stdout]    |                                                                       ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/uart_16550/uart.rs:94:18
[INFO] [stdout]    |
[INFO] [stdout] 94 |             reg: cast!(base_address),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uart_16550/registers.rs:5:71
[INFO] [stdout]     |
[INFO] [stdout] 5   |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stdout]     |                                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/uart_16550/uart.rs:119:20
[INFO] [stdout]     |
[INFO] [stdout] 119 |         self.reg = cast!(base_address);
[INFO] [stdout]     |                    ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/uart_lite/registers.rs:5:71
[INFO] [stdout]    |
[INFO] [stdout] 5  |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stdout]    |                                                                       ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/uart_lite/uart.rs:40:18
[INFO] [stdout]    |
[INFO] [stdout] 40 |             reg: cast!(base_address),
[INFO] [stdout]    |                  ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/uart_lite/registers.rs:5:71
[INFO] [stdout]    |
[INFO] [stdout] 5  |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stdout]    |                                                                       ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/uart_lite/uart.rs:46:20
[INFO] [stdout]    |
[INFO] [stdout] 46 |         self.reg = cast!(base_address);
[INFO] [stdout]    |                    ------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uart_lite/registers.rs:5:71
[INFO] [stdout]     |
[INFO] [stdout] 5   |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stdout]     |                                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/uart_lite/uart.rs:184:18
[INFO] [stdout]     |
[INFO] [stdout] 184 |             reg: cast!(base_address),
[INFO] [stdout]     |                  ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/uart_lite/registers.rs:5:71
[INFO] [stdout]     |
[INFO] [stdout] 5   |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stdout]     |                                                                       ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/uart_lite/uart.rs:190:20
[INFO] [stdout]     |
[INFO] [stdout] 190 |         self.reg = cast!(base_address);
[INFO] [stdout]     |                    ------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b92f66a768ed4c2dd890073380188ae018b965f103f72c3c5d378dd733711a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92f66a768ed4c2dd890073380188ae018b965f103f72c3c5d378dd733711a8a", kill_on_drop: false }`
[INFO] [stdout] b92f66a768ed4c2dd890073380188ae018b965f103f72c3c5d378dd733711a8a