[INFO] fetching crate uart_xilinx 0.1.0...
[INFO] testing uart_xilinx-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate uart_xilinx 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate uart_xilinx 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1274fda3faa4c3f57fc13273b0c6df980f9e00250035708c19a6811bd3b02533
[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" "1274fda3faa4c3f57fc13273b0c6df980f9e00250035708c19a6811bd3b02533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1274fda3faa4c3f57fc13273b0c6df980f9e00250035708c19a6811bd3b02533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1274fda3faa4c3f57fc13273b0c6df980f9e00250035708c19a6811bd3b02533", kill_on_drop: false }`
[INFO] [stdout] 1274fda3faa4c3f57fc13273b0c6df980f9e00250035708c19a6811bd3b02533
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a6d5870b9cfe2a58912fed7494b878ce9c54c0c11c457b5ad1623dc98e87a30
[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" "3a6d5870b9cfe2a58912fed7494b878ce9c54c0c11c457b5ad1623dc98e87a30", kill_on_drop: false }`
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling 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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "3a6d5870b9cfe2a58912fed7494b878ce9c54c0c11c457b5ad1623dc98e87a30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6d5870b9cfe2a58912fed7494b878ce9c54c0c11c457b5ad1623dc98e87a30", kill_on_drop: false }`
[INFO] [stdout] 3a6d5870b9cfe2a58912fed7494b878ce9c54c0c11c457b5ad1623dc98e87a30
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 07486c5667c5b59d8722ccd6f882e882937556d39a2bb5609baea457ba043fb7
[INFO] running `Command { std: "docker" "start" "-a" "07486c5667c5b59d8722ccd6f882e882937556d39a2bb5609baea457ba043fb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: 6 warnings emitted
[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 test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "07486c5667c5b59d8722ccd6f882e882937556d39a2bb5609baea457ba043fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07486c5667c5b59d8722ccd6f882e882937556d39a2bb5609baea457ba043fb7", kill_on_drop: false }`
[INFO] [stdout] 07486c5667c5b59d8722ccd6f882e882937556d39a2bb5609baea457ba043fb7
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47f9f713fde52448566e107cebb461474e2cf779d39ffe1f3266fadf97ddc48d
[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" "47f9f713fde52448566e107cebb461474e2cf779d39ffe1f3266fadf97ddc48d", kill_on_drop: false }`
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/uart_16550/registers.rs:5:71
[INFO] [stderr]    |
[INFO] [stderr] 5  |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stderr]    |                                                                       ^
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/uart_16550/uart.rs:94:18
[INFO] [stderr]    |
[INFO] [stderr] 94 |             reg: cast!(base_address),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/uart_16550/registers.rs:5:71
[INFO] [stderr]     |
[INFO] [stderr] 5   |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stderr]     |                                                                       ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/uart_16550/uart.rs:119:20
[INFO] [stderr]     |
[INFO] [stderr] 119 |         self.reg = cast!(base_address);
[INFO] [stderr]     |                    ------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/uart_lite/registers.rs:5:71
[INFO] [stderr]    |
[INFO] [stderr] 5  |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stderr]    |                                                                       ^
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/uart_lite/uart.rs:40:18
[INFO] [stderr]    |
[INFO] [stderr] 40 |             reg: cast!(base_address),
[INFO] [stderr]    |                  ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]   --> src/uart_lite/registers.rs:5:71
[INFO] [stderr]    |
[INFO] [stderr] 5  |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stderr]    |                                                                       ^
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/uart_lite/uart.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |         self.reg = cast!(base_address);
[INFO] [stderr]    |                    ------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]    = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/uart_lite/registers.rs:5:71
[INFO] [stderr]     |
[INFO] [stderr] 5   |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stderr]     |                                                                       ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/uart_lite/uart.rs:184:18
[INFO] [stderr]     |
[INFO] [stderr] 184 |             reg: cast!(base_address),
[INFO] [stderr]     |                  ------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/uart_lite/registers.rs:5:71
[INFO] [stderr]     |
[INFO] [stderr] 5   |         unsafe { &mut *(($expr) as *mut super::registers::Registers) };
[INFO] [stderr]     |                                                                       ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/uart_lite/uart.rs:190:20
[INFO] [stderr]     |
[INFO] [stderr] 190 |         self.reg = cast!(base_address);
[INFO] [stderr]     |                    ------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `cast` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `uart_xilinx` (lib) generated 6 warnings
[INFO] [stderr] warning: `uart_xilinx` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uart_xilinx-016d21b5c959b037)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uart_xilinx
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "47f9f713fde52448566e107cebb461474e2cf779d39ffe1f3266fadf97ddc48d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47f9f713fde52448566e107cebb461474e2cf779d39ffe1f3266fadf97ddc48d", kill_on_drop: false }`
[INFO] [stdout] 47f9f713fde52448566e107cebb461474e2cf779d39ffe1f3266fadf97ddc48d