[INFO] cloning repository https://github.com/yifaaan/async-rust-learn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yifaaan/async-rust-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyifaaan%2Fasync-rust-learn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyifaaan%2Fasync-rust-learn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 543bf509b10a81d65e799cf7748b14229f6cf8c7 [INFO] checking yifaaan/async-rust-learn against try#c8085cfed34c45021fc8f66d073f6394b3e35431 for pr-148939 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyifaaan%2Fasync-rust-learn" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/yifaaan/async-rust-learn [INFO] finished tweaking git repo https://github.com/yifaaan/async-rust-learn [INFO] tweaked toml for git repo https://github.com/yifaaan/async-rust-learn written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/yifaaan/async-rust-learn on toolchain c8085cfed34c45021fc8f66d073f6394b3e35431 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/yifaaan/async-rust-learn 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" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4dc1fadab18c5ea80da474e63b130cff2885e7d8041a087bf6158d017af90c27 [INFO] running `Command { std: "docker" "start" "-a" "4dc1fadab18c5ea80da474e63b130cff2885e7d8041a087bf6158d017af90c27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4dc1fadab18c5ea80da474e63b130cff2885e7d8041a087bf6158d017af90c27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4dc1fadab18c5ea80da474e63b130cff2885e7d8041a087bf6158d017af90c27", kill_on_drop: false }` [INFO] [stdout] 4dc1fadab18c5ea80da474e63b130cff2885e7d8041a087bf6158d017af90c27 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+c8085cfed34c45021fc8f66d073f6394b3e35431" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d3ed8a9b0eaac95d77622803912901da27cd13c2221a447d5c16f22f91c4276 [INFO] running `Command { std: "docker" "start" "-a" "7d3ed8a9b0eaac95d77622803912901da27cd13c2221a447d5c16f22f91c4276", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Checking a-stack-swap v0.1.0 (/opt/rustwide/workdir/a-stack-swap) [INFO] [stderr] Checking c-fibers v0.1.0 (/opt/rustwide/workdir/c-fibers) [INFO] [stderr] Checking async-rust-learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking corofy v0.1.0 (/opt/rustwide/workdir/corofy) [INFO] [stdout] warning: unused imports: `cell::RefCell`, `ops::Deref`, and `rc::Rc` [INFO] [stdout] --> src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cell::RefCell, ops::Deref, rc::Rc}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unsafe attribute used without unsafe [INFO] [stdout] --> c-fibers/src/main.rs:156:3 [INFO] [stdout] | [INFO] [stdout] 156 | #[naked] [INFO] [stdout] | ^^^^^ usage of unsafe attribute [INFO] [stdout] | [INFO] [stdout] help: wrap the attribute in `unsafe(...)` [INFO] [stdout] | [INFO] [stdout] 156 | #[unsafe(naked)] [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unsafe attribute used without unsafe [INFO] [stdout] --> c-fibers/src/main.rs:168:3 [INFO] [stdout] | [INFO] [stdout] 168 | #[naked] [INFO] [stdout] | ^^^^^ usage of unsafe attribute [INFO] [stdout] | [INFO] [stdout] help: wrap the attribute in `unsafe(...)` [INFO] [stdout] | [INFO] [stdout] 168 | #[unsafe(naked)] [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `cell::RefCell`, `ops::Deref`, and `rc::Rc` [INFO] [stdout] --> src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cell::RefCell, ops::Deref, rc::Rc}; [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 variable: `item` [INFO] [stdout] --> src/main.rs:7:15 [INFO] [stdout] | [INFO] [stdout] 7 | fn check_item(item: Option<&Item>) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Item` is never constructed [INFO] [stdout] --> src/main.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Item { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `check_item` is never used [INFO] [stdout] --> src/main.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn check_item(item: Option<&Item>) {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `item` [INFO] [stdout] --> src/main.rs:7:15 [INFO] [stdout] | [INFO] [stdout] 7 | fn check_item(item: Option<&Item>) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Item` is never constructed [INFO] [stdout] --> src/main.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Item { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `check_item` is never used [INFO] [stdout] --> src/main.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn check_item(item: Option<&Item>) {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unsafe attribute used without unsafe [INFO] [stdout] --> c-fibers/src/main.rs:156:3 [INFO] [stdout] | [INFO] [stdout] 156 | #[naked] [INFO] [stdout] | ^^^^^ usage of unsafe attribute [INFO] [stdout] | [INFO] [stdout] help: wrap the attribute in `unsafe(...)` [INFO] [stdout] | [INFO] [stdout] 156 | #[unsafe(naked)] [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unsafe attribute used without unsafe [INFO] [stdout] --> c-fibers/src/main.rs:168:3 [INFO] [stdout] | [INFO] [stdout] 168 | #[naked] [INFO] [stdout] | ^^^^^ usage of unsafe attribute [INFO] [stdout] | [INFO] [stdout] help: wrap the attribute in `unsafe(...)` [INFO] [stdout] | [INFO] [stdout] 168 | #[unsafe(naked)] [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `naked_functions` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> c-fibers/src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(naked_functions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `naked_functions` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> c-fibers/src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(naked_functions)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: direct cast of function item into an integer [INFO] [stdout] --> a-stack-swap/src/main.rs:51:67 [INFO] [stdout] | [INFO] [stdout] 51 | std::ptr::write(sb_aligned.offset(-16) as *mut u64, hello as u64); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(function_casts_as_integer)]` on by default [INFO] [stdout] help: first cast to a pointer `as *const ()` [INFO] [stdout] | [INFO] [stdout] 51 | std::ptr::write(sb_aligned.offset(-16) as *mut u64, hello as *const () as u64); [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: direct cast of function item into an integer [INFO] [stdout] --> a-stack-swap/src/main.rs:51:67 [INFO] [stdout] | [INFO] [stdout] 51 | std::ptr::write(sb_aligned.offset(-16) as *mut u64, hello as u64); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(function_casts_as_integer)]` on by default [INFO] [stdout] help: first cast to a pointer `as *const ()` [INFO] [stdout] | [INFO] [stdout] 51 | std::ptr::write(sb_aligned.offset(-16) as *mut u64, hello as *const () as u64); [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0787]: the `asm!` macro is not allowed in naked functions [INFO] [stdout] --> c-fibers/src/main.rs:158:5 [INFO] [stdout] | [INFO] [stdout] 158 | asm!("ret", options(noreturn)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ consider using the `naked_asm!` macro instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0787]: the `asm!` macro is not allowed in naked functions [INFO] [stdout] --> c-fibers/src/main.rs:171:5 [INFO] [stdout] | [INFO] [stdout] 171 | / asm!( [INFO] [stdout] 172 | | // 保存旧线程的上下文 [INFO] [stdout] 173 | | "mov [rdi + 0x00], rsp", [INFO] [stdout] 174 | | "mov [rdi + 0x08], r15", [INFO] [stdout] ... | [INFO] [stdout] 189 | | options(noreturn) [INFO] [stdout] 190 | | ); [INFO] [stdout] | |_____^ consider using the `naked_asm!` macro instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0787]: the `asm!` macro is not allowed in naked functions [INFO] [stdout] --> c-fibers/src/main.rs:158:5 [INFO] [stdout] | [INFO] [stdout] 158 | asm!("ret", options(noreturn)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ consider using the `naked_asm!` macro instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0787]: the `asm!` macro is not allowed in naked functions [INFO] [stdout] --> c-fibers/src/main.rs:171:5 [INFO] [stdout] | [INFO] [stdout] 171 | / asm!( [INFO] [stdout] 172 | | // 保存旧线程的上下文 [INFO] [stdout] 173 | | "mov [rdi + 0x00], rsp", [INFO] [stdout] 174 | | "mov [rdi + 0x08], r15", [INFO] [stdout] ... | [INFO] [stdout] 189 | | options(noreturn) [INFO] [stdout] 190 | | ); [INFO] [stdout] | |_____^ consider using the `naked_asm!` macro instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0787`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0787`. [INFO] [stdout] [INFO] [stderr] error: could not compile `c-fibers` (bin "c-fibers") due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `c-fibers` (bin "c-fibers" test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "7d3ed8a9b0eaac95d77622803912901da27cd13c2221a447d5c16f22f91c4276", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d3ed8a9b0eaac95d77622803912901da27cd13c2221a447d5c16f22f91c4276", kill_on_drop: false }` [INFO] [stdout] 7d3ed8a9b0eaac95d77622803912901da27cd13c2221a447d5c16f22f91c4276