[INFO] cloning repository https://github.com/Error1000/ron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Error1000/ron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FError1000%2Fron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FError1000%2Fron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8bfac49ac660db6ae29d49e2473d8e5dd0171e47
[INFO] checking Error1000/ron against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FError1000%2Fron" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Error1000/ron on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Error1000/ron
[INFO] finished tweaking git repo https://github.com/Error1000/ron
[INFO] tweaked toml for git repo https://github.com/Error1000/ron written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Error1000/ron already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded packed_struct_codegen v0.10.0
[INFO] [stderr]   Downloaded packed_struct v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f33395fe2c3e44273f263fe760637073904586c45f83fe2f5ee38fb8e65760f6
[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" "f33395fe2c3e44273f263fe760637073904586c45f83fe2f5ee38fb8e65760f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f33395fe2c3e44273f263fe760637073904586c45f83fe2f5ee38fb8e65760f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f33395fe2c3e44273f263fe760637073904586c45f83fe2f5ee38fb8e65760f6", kill_on_drop: false }`
[INFO] [stdout] f33395fe2c3e44273f263fe760637073904586c45f83fe2f5ee38fb8e65760f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c2577d71c3e85d7c536222849e0826e198839760dc07968f09923441501ee75
[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" "1c2577d71c3e85d7c536222849e0826e198839760dc07968f09923441501ee75", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling packed_struct v0.10.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling ron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling packed_struct_codegen v0.10.0
[INFO] [stdout] warning: unused imports: `MixedRegisterState`, `VgaMode`
[INFO] [stdout]  --> src/main.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use vga::{MixedRegisterState, Text80x25, Unblanked, Vga, VgaMode};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^                             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::Add`
[INFO] [stdout]  --> src/virtmem.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::{marker::PhantomData, ops::Add};
[INFO] [stdout]   |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `KEY_PRESSED` should have an upper camel case name
[INFO] [stdout]  --> src/hio.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     KEY_PRESSED, KEY_RELEASED
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `KeyPressed`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `KEY_RELEASED` should have an upper camel case name
[INFO] [stdout]  --> src/hio.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     KEY_PRESSED, KEY_RELEASED
[INFO] [stdout]   |                  ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `KeyReleased`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn panic(_p: &::core::panic::PanicInfo) -> ! { loop {} }
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/cac44d9528e3bbbdaa1537d187bd489ccc5de18c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib
[INFO] [stdout]    = note: second definition in the local crate (`ron`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ron` due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused imports: `MixedRegisterState`, `VgaMode`
[INFO] [stdout]  --> src/main.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 | use vga::{MixedRegisterState, Text80x25, Unblanked, Vga, VgaMode};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^                             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::Add`
[INFO] [stdout]  --> src/virtmem.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::{marker::PhantomData, ops::Add};
[INFO] [stdout]   |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `KEY_PRESSED` should have an upper camel case name
[INFO] [stdout]  --> src/hio.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     KEY_PRESSED, KEY_RELEASED
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `KeyPressed`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `KEY_RELEASED` should have an upper camel case name
[INFO] [stdout]  --> src/hio.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     KEY_PRESSED, KEY_RELEASED
[INFO] [stdout]   |                  ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `KeyReleased`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ignore_inc_x` is never read
[INFO] [stdout]    --> src/main.rs:156:13
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut ignore_inc_x: bool = false;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `any_alt`
[INFO] [stdout]   --> src/ps2_8042.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn any_alt(&self) -> bool { self.contains(SpecialKeys::LEFT_ALT) || self.contains(SpecialKeys::RIGHT_ALT) }
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `any_ctrl`
[INFO] [stdout]   --> src/ps2_8042.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn any_ctrl(&self) -> bool { self.contains(SpecialKeys::LEFT_CTRL) || self.contains(SpecialKeys::RIGHT_CTRL) }
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `receive`
[INFO] [stdout]    --> src/uart_16550.rs:185:12
[INFO] [stdout]     |
[INFO] [stdout] 185 |     pub fn receive(&self) -> u8 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]   --> src/vga.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub unsafe fn read(&mut self, index: u8) -> u8{
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `reading`
[INFO] [stdout]   --> src/vga.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     reading: KernPointer<u8>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]   --> src/vga.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub unsafe fn read(&self) -> u8{ self.reading.read() }
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]    --> src/vga.rs:103:19
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub unsafe fn read(&mut self, index: u8) -> (u8, u8, u8){
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]    --> src/vga.rs:107:19
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub unsafe fn write(&mut self, index: u8, data: (u8, u8, u8)){
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_mask`
[INFO] [stdout]    --> src/vga.rs:123:15
[INFO] [stdout]     |
[INFO] [stdout] 123 |     unsafe fn read_mask(&self) -> u8 {
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dump_all`
[INFO] [stdout]    --> src/vga.rs:546:19
[INFO] [stdout]     |
[INFO] [stdout] 546 |     pub unsafe fn dump_all(&mut self, dump: &mut VgaRegisterDump){
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `port_inh`
[INFO] [stdout]   --> src/virtmem.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 | unsafe fn port_inh(addr: u16) -> u16 {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_mem`
[INFO] [stdout]   --> src/virtmem.rs:93:19
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub unsafe fn from_mem(a: *mut u16) -> Self {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_port`
[INFO] [stdout]    --> src/virtmem.rs:100:19
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub unsafe fn from_port(p: u16) -> Self {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]    --> src/virtmem.rs:127:19
[INFO] [stdout]     |
[INFO] [stdout] 127 |     pub unsafe fn read(&self) -> u16 {
[INFO] [stdout]     |                   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `kprint_u8`
[INFO] [stdout]   --> src/main.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn kprint_u8(data: u8, uart: &mut UARTDevice) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `u8_to_str_decimal`
[INFO] [stdout]    --> src/main.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn u8_to_str_decimal(val: u8) -> [u8; 3] {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `u8_to_str_hex`
[INFO] [stdout]    --> src/main.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn u8_to_str_hex(val: u8) -> [u8; 2] {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `scan_code_set_1` should have an upper case name
[INFO] [stdout]   --> src/ps2_8042.rs:67:11
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub const scan_code_set_1: [char; 128] = [
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `SCAN_CODE_SET_1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1c2577d71c3e85d7c536222849e0826e198839760dc07968f09923441501ee75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c2577d71c3e85d7c536222849e0826e198839760dc07968f09923441501ee75", kill_on_drop: false }`
[INFO] [stdout] 1c2577d71c3e85d7c536222849e0826e198839760dc07968f09923441501ee75