[INFO] fetching crate uart8250 0.6.0...
[INFO] testing uart8250-0.6.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate uart8250 0.6.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate uart8250 0.6.0
[INFO] finished tweaking crates.io crate uart8250 0.6.0
[INFO] tweaked toml for crates.io crate uart8250 0.6.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate uart8250 0.6.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to highest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.13.2)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | homepage = "https://github.com/duskmoon314/uart-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 | repository = "https://github.com/duskmoon314/uart-rs"
[INFO] [stderr]    |              ----------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `uart8250` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd
[INFO] running `Command { std: "docker" "start" "e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | homepage = "https://github.com/duskmoon314/uart-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 | repository = "https://github.com/duskmoon314/uart-rs"
[INFO] [stderr]    |              ----------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `uart8250` (manifest) generated 1 warning
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling uart8250 v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/uart.rs:489:60
[INFO] [stdout]     |
[INFO] [stdout] 489 |             Parity::No => unsafe { self.reg.lcr.modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout]     |                                                            ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 489 -             Parity::No => unsafe { self.reg.lcr.modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout] 489 +             Parity::No => unsafe { self.reg.lcr.modify(|v| v & 0b1100_0111) },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `core::u8`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/registers.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::u8;
[INFO] [stdout]   |           ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | homepage = "https://github.com/duskmoon314/uart-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 | repository = "https://github.com/duskmoon314/uart-rs"
[INFO] [stderr]    |              ----------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `uart8250` (manifest) generated 1 warning
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/uart.rs:489:60
[INFO] [stdout]     |
[INFO] [stdout] 489 |             Parity::No => unsafe { self.reg.lcr.modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout]     |                                                            ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 489 -             Parity::No => unsafe { self.reg.lcr.modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout] 489 +             Parity::No => unsafe { self.reg.lcr.modify(|v| v & 0b1100_0111) },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling uart8250 v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated module `core::u8`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/registers.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::u8;
[INFO] [stdout]   |           ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/uart.rs:489:60
[INFO] [stdout]     |
[INFO] [stdout] 489 |             Parity::No => unsafe { self.reg.lcr.modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout]     |                                                            ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 489 -             Parity::No => unsafe { self.reg.lcr.modify(|v| (v & 0b1100_0111)) },
[INFO] [stdout] 489 +             Parity::No => unsafe { self.reg.lcr.modify(|v| v & 0b1100_0111) },
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `core::u8`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/registers.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::u8;
[INFO] [stdout]   |           ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fake_registers` is never read
[INFO] [stdout]    --> src/uart.rs:758:9
[INFO] [stdout]     |
[INFO] [stdout] 758 |         fake_registers[5] = 0b0000_0001;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 | homepage = "https://github.com/duskmoon314/uart-rs"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 | repository = "https://github.com/duskmoon314/uart-rs"
[INFO] [stderr]    |              ----------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `uart8250` (manifest) generated 1 warning
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/uart.rs:489:60
[INFO] [stderr]     |
[INFO] [stderr] 489 |             Parity::No => unsafe { self.reg.lcr.modify(|v| (v & 0b1100_0111)) },
[INFO] [stderr]     |                                                            ^               ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 489 -             Parity::No => unsafe { self.reg.lcr.modify(|v| (v & 0b1100_0111)) },
[INFO] [stderr] 489 +             Parity::No => unsafe { self.reg.lcr.modify(|v| v & 0b1100_0111) },
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated module `core::u8`: all constants in this module replaced by associated constants on the type
[INFO] [stderr]  --> src/registers.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::u8;
[INFO] [stderr]   |           ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `uart8250` (lib) generated 2 warnings (run `cargo fix --lib -p uart8250` to apply 1 suggestion)
[INFO] [stderr] warning: value assigned to `fake_registers` is never read
[INFO] [stderr]    --> src/uart.rs:758:9
[INFO] [stderr]     |
[INFO] [stderr] 758 |         fake_registers[5] = 0b0000_0001;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `uart8250` (lib test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/uart8250/7c202cd151de7d69/out/uart8250-7c202cd151de7d69)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test uart::tests::read ... ok
[INFO] [stdout] test uart::tests::write ... ok
[INFO] [stdout] test uart::tests::initialise ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uart8250
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/uart.rs:489:60
[INFO] [stderr]     |
[INFO] [stderr] 489 |             Parity::No => unsafe { self.reg.lcr.modify(|v| (v & 0b1100_0111)) },
[INFO] [stderr]     |                                                            ^               ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 489 -             Parity::No => unsafe { self.reg.lcr.modify(|v| (v & 0b1100_0111)) },
[INFO] [stderr] 489 +             Parity::No => unsafe { self.reg.lcr.modify(|v| v & 0b1100_0111) },
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd", kill_on_drop: false }`
[INFO] [stdout] e890e15206b830342d971b0456c79cfa3eb6c3cf8d1689e91c528b14ff19f0bd
