[INFO] cloning repository https://github.com/exp-3/ruspberry_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/exp-3/ruspberry_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexp-3%2Fruspberry_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexp-3%2Fruspberry_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f48e6b248d166976b1c345c3ba327d485f2b077f
[INFO] checking exp-3/ruspberry_os against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexp-3%2Fruspberry_os" "/workspace/builds/worker-105/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/exp-3/ruspberry_os on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/exp-3/ruspberry_os
[INFO] finished tweaking git repo https://github.com/exp-3/ruspberry_os
[INFO] tweaked toml for git repo https://github.com/exp-3/ruspberry_os written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] crate git repo https://github.com/exp-3/ruspberry_os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d353856df3e97fe533037d877112a5aff1db4ebc33fc7d39f1e1b29b254d7aa1
[INFO] running `Command { std: "docker" "start" "-a" "d353856df3e97fe533037d877112a5aff1db4ebc33fc7d39f1e1b29b254d7aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d353856df3e97fe533037d877112a5aff1db4ebc33fc7d39f1e1b29b254d7aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d353856df3e97fe533037d877112a5aff1db4ebc33fc7d39f1e1b29b254d7aa1", kill_on_drop: false }`
[INFO] [stdout] d353856df3e97fe533037d877112a5aff1db4ebc33fc7d39f1e1b29b254d7aa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0bb928f628667b46348dc73c5f8745b28008df1ea03c07ddca29a6c9ff9d1a1
[INFO] running `Command { std: "docker" "start" "-a" "b0bb928f628667b46348dc73c5f8745b28008df1ea03c07ddca29a6c9ff9d1a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking ruspberry_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/periph_driver/timer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     (chi << 32 | clo)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `ruspberry_os`
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #![feature(asm, core_intrinsics, lang_items)]
[INFO] [stdout] 2  | | #![no_std]
[INFO] [stdout] 3  | |
[INFO] [stdout] 4  | | #![crate_type="staticlib"]
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | | #[no_mangle]
[INFO] [stdout] 21 | | pub unsafe fn __aeabi_unwind_cpp_pr0() {loop{}}
[INFO] [stdout]    | |_______________________________________________^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_fmt`
[INFO] [stdout]  --> src/runtime.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn panic_fmt(_fmt: &core::fmt::Arguments, _file_line: &(&'static str, usize)) -> !
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `core` (which `ruspberry_os` depends on)
[INFO] [stdout]   = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib
[INFO] [stdout]   = note: second definition in the local crate (`ruspberry_os`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/periph_driver/timer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     (chi << 32 | clo)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `eh_personality`
[INFO] [stdout]  --> src/runtime.rs:3:26
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[lang="eh_personality"] extern fn eh_personality() {}
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `panic_unwind` (which `std` depends on)
[INFO] [stdout]   = note: first definition in `panic_unwind` loaded from /opt/rustwide/rustup-home/toolchains/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-4695c0f6311791db.rlib
[INFO] [stdout]   = note: second definition in the local crate (`ruspberry_os`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_fmt`
[INFO] [stdout]  --> src/runtime.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn panic_fmt(_fmt: &core::fmt::Arguments, _file_line: &(&'static str, usize)) -> !
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `core` (which `ruspberry_os` depends on)
[INFO] [stdout]   = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib
[INFO] [stdout]   = note: second definition in the local crate (`ruspberry_os`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0152, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ruspberry_os` due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b0bb928f628667b46348dc73c5f8745b28008df1ea03c07ddca29a6c9ff9d1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0bb928f628667b46348dc73c5f8745b28008df1ea03c07ddca29a6c9ff9d1a1", kill_on_drop: false }`
[INFO] [stdout] b0bb928f628667b46348dc73c5f8745b28008df1ea03c07ddca29a6c9ff9d1a1