[INFO] fetching crate nc 0.4.12... [INFO] checking nc-0.4.12 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [INFO] extracting crate nc 0.4.12 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate nc 0.4.12 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate nc 0.4.12 [INFO] finished tweaking crates.io crate nc 0.4.12 [INFO] tweaked toml for crates.io crate nc 0.4.12 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate crates.io crate nc 0.4.12 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 208ed03815608fe145878b4de3dce1f75794c9272fb83682bc746a0b199c9deb [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" "208ed03815608fe145878b4de3dce1f75794c9272fb83682bc746a0b199c9deb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "208ed03815608fe145878b4de3dce1f75794c9272fb83682bc746a0b199c9deb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "208ed03815608fe145878b4de3dce1f75794c9272fb83682bc746a0b199c9deb", kill_on_drop: false }` [INFO] [stdout] 208ed03815608fe145878b4de3dce1f75794c9272fb83682bc746a0b199c9deb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a5c5974c3cbac7c2a6fc8ec68e12cd6fa547ab1d3faecc28d86d0e7d9de422a1 [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" "a5c5974c3cbac7c2a6fc8ec68e12cd6fa547ab1d3faecc28d86d0e7d9de422a1", kill_on_drop: false }` [INFO] [stderr] Compiling nc v0.4.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> examples/socket.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 27 | / loop { [INFO] [stdout] 28 | | let mut conn_addr = nc::sockaddr_in_t::default(); [INFO] [stdout] 29 | | let mut conn_addr_len: nc::socklen_t = 0; [INFO] [stdout] 30 | | let conn_fd = nc::accept(listen_fd, &mut conn_addr, &mut conn_addr_len)?; [INFO] [stdout] 31 | | println!("conn_fd: {:?}", conn_fd); [INFO] [stdout] 32 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 33 | [INFO] [stdout] 34 | return Ok(()); [INFO] [stdout] | ^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `KEY_SPACE` [INFO] [stdout] --> examples/keyboard.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | const KEY_SPACE: usize = 57; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> examples/io_uring.rs:200:60 [INFO] [stdout] | [INFO] [stdout] 200 | nc::io_uring_enter(self.fd, to_submit, nr_wait, 0, 0 as *const nc::sigset_t, 0) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ expected `&nc::sigset_t`, found *-ptr [INFO] [stdout] | [INFO] [stdout] = note: expected reference `&nc::sigset_t` [INFO] [stdout] found raw pointer `*const nc::sigset_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> examples/io_uring.rs:200:9 [INFO] [stdout] | [INFO] [stdout] 195 | pub fn submit(&mut self) -> Result { [INFO] [stdout] | ----------- expected `std::result::Result` because of return type [INFO] [stdout] ... [INFO] [stdout] 200 | nc::io_uring_enter(self.fd, to_submit, nr_wait, 0, 0 as *const nc::sigset_t, 0) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `u32`, found `i32` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `std::result::Result` [INFO] [stdout] found enum `std::result::Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> examples/io_uring.rs:243:82 [INFO] [stdout] | [INFO] [stdout] 243 | let ret = nc::io_uring_enter(self.fd, to_submit, wait_nr, flags, sigmask, 0)?; [INFO] [stdout] | ^^^^^^^ expected `&nc::sigset_t`, found *-ptr [INFO] [stdout] | [INFO] [stdout] = note: expected reference `&nc::sigset_t` [INFO] [stdout] found raw pointer `*const nc::sigset_t` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> examples/io_uring.rs:244:27 [INFO] [stdout] | [INFO] [stdout] 244 | if ret == to_submit { [INFO] [stdout] | ^^^^^^^^^ expected `i32`, found `u32` [INFO] [stdout] | [INFO] [stdout] help: you can convert an `u32` to `i32` and panic if the converted value wouldn't fit [INFO] [stdout] | [INFO] [stdout] 244 | if ret == to_submit.try_into().unwrap() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> examples/io_uring.rs:248:33 [INFO] [stdout] | [INFO] [stdout] 248 | to_submit = ret; [INFO] [stdout] | ^^^ expected `u32`, found `i32` [INFO] [stdout] | [INFO] [stdout] help: you can convert an `i32` to `u32` and panic if the converted value wouldn't fit [INFO] [stdout] | [INFO] [stdout] 248 | to_submit = ret.try_into().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `nc`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "a5c5974c3cbac7c2a6fc8ec68e12cd6fa547ab1d3faecc28d86d0e7d9de422a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5c5974c3cbac7c2a6fc8ec68e12cd6fa547ab1d3faecc28d86d0e7d9de422a1", kill_on_drop: false }` [INFO] [stdout] a5c5974c3cbac7c2a6fc8ec68e12cd6fa547ab1d3faecc28d86d0e7d9de422a1