[INFO] cloning repository https://github.com/Shimijp/risky_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shimijp/risky_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShimijp%2Frisky_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShimijp%2Frisky_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c0e3c014c5572e54132c341bbb519fe7aa6dafd3
[INFO] checking Shimijp/risky_os against 3154cc1a3e6424e44f438a95007d043ed5ceaaf6+rustflags=-Znext-solver=coherence for pr-133502-30
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShimijp%2Frisky_os" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Shimijp/risky_os
[INFO] finished tweaking git repo https://github.com/Shimijp/risky_os
[INFO] tweaked toml for git repo https://github.com/Shimijp/risky_os written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Shimijp/risky_os on toolchain 3154cc1a3e6424e44f438a95007d043ed5ceaaf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Shimijp/risky_os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spin v0.12.3
[INFO] [stderr]   Downloaded linked_list_allocator v0.10.6
[INFO] [stderr]   Downloaded fdt v0.1.5
[INFO] [stderr]   Downloaded spinning_top v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e332a1ae80ff5acff01d7ac0bd18175bb195b09d08c3854d62d1b64686ef38e1
[INFO] running `Command { std: "docker" "start" "e332a1ae80ff5acff01d7ac0bd18175bb195b09d08c3854d62d1b64686ef38e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e332a1ae80ff5acff01d7ac0bd18175bb195b09d08c3854d62d1b64686ef38e1", 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" "e332a1ae80ff5acff01d7ac0bd18175bb195b09d08c3854d62d1b64686ef38e1" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e332a1ae80ff5acff01d7ac0bd18175bb195b09d08c3854d62d1b64686ef38e1", 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=forbid -Znext-solver=coherence" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e332a1ae80ff5acff01d7ac0bd18175bb195b09d08c3854d62d1b64686ef38e1" "/opt/rustwide/cargo-home/bin/cargo" "+3154cc1a3e6424e44f438a95007d043ed5ceaaf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking spinning_top v0.2.5
[INFO] [stderr]     Checking spin v0.12.3
[INFO] [stderr]     Checking fdt v0.1.5
[INFO] [stderr]     Checking linked_list_allocator v0.10.6
[INFO] [stderr]     Checking risky_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::pages::Flags`
[INFO] [stdout]  --> src/task.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::pages::Flags;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handle_interrupt`
[INFO] [stdout]   --> src/main.rs:30:42
[INFO] [stdout]    |
[INFO] [stdout] 30 | use crate::interrupts::{asm_trap_vector, handle_interrupt, timer_init};
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | / fn panic(info: &PanicInfo) -> ! {
[INFO] [stdout] 39 | |     println!("{}", info);
[INFO] [stdout] 40 | |     loop {
[INFO] [stdout] 41 | |         core::hint::spin_loop();
[INFO] [stdout] 42 | |     }
[INFO] [stdout] 43 | | }
[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/3154cc1a3e6424e44f438a95007d043ed5ceaaf6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-6ee2a0f0126c8a50.rmeta
[INFO] [stdout]    = note: second definition in the local crate (`risky_os`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `risky_os` (bin "risky_os" test) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `crate::pages::Flags`
[INFO] [stdout]  --> src/task.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::pages::Flags;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handle_interrupt`
[INFO] [stdout]   --> src/main.rs:30:42
[INFO] [stdout]    |
[INFO] [stdout] 30 | use crate::interrupts::{asm_trap_vector, handle_interrupt, timer_init};
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `t0`: unknown register
[INFO] [stdout]   --> src/interrupts.rs:99:13
[INFO] [stdout]    |
[INFO] [stdout] 99 |             out("t0") cause
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a7`: unknown register
[INFO] [stdout]    --> src/interrupts.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         in("a7") 0x5449_4D45u64,   // EID "TIME"
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a6`: unknown register
[INFO] [stdout]    --> src/interrupts.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |         in("a6") 0u64,             // FID 0 = set_timer
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a0`: unknown register
[INFO] [stdout]    --> src/interrupts.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |         inout("a0") deadline => _,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a1`: unknown register
[INFO] [stdout]    --> src/interrupts.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |         out("a1") _,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/main.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let start_addr = unsafe { core::ptr::addr_of!(_kernel_start) as u64 };
[INFO] [stdout]    |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/main.rs:11:20
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let end_addr = unsafe { core::ptr::addr_of!(_kernel_end) as u64 };
[INFO] [stdout]    |                    ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]  --> src/mem.rs:8:27
[INFO] [stdout]   |
[INFO] [stdout] 8 |         let end_address = unsafe { core::ptr::addr_of!(_kernel_end) as usize };
[INFO] [stdout]   |                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `risky_os` (bin "risky_os") due to 6 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e332a1ae80ff5acff01d7ac0bd18175bb195b09d08c3854d62d1b64686ef38e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e332a1ae80ff5acff01d7ac0bd18175bb195b09d08c3854d62d1b64686ef38e1", kill_on_drop: false }`
[INFO] [stdout] e332a1ae80ff5acff01d7ac0bd18175bb195b09d08c3854d62d1b64686ef38e1
