[INFO] cloning repository https://github.com/focus-zhaos/rust-iouring
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/focus-zhaos/rust-iouring" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffocus-zhaos%2Frust-iouring", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffocus-zhaos%2Frust-iouring'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2773414ba1bb3ee60e7dda15a65cf33659e8f6b
[INFO] testing focus-zhaos/rust-iouring against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffocus-zhaos%2Frust-iouring" "/workspace/builds/worker-89/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/focus-zhaos/rust-iouring on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/focus-zhaos/rust-iouring
[INFO] finished tweaking git repo https://github.com/focus-zhaos/rust-iouring
[INFO] tweaked toml for git repo https://github.com/focus-zhaos/rust-iouring written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate git repo https://github.com/focus-zhaos/rust-iouring already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91134632f106ce20cc8dc7fcbe3df679718f621d9d7d064e42de46d751713869
[INFO] running `Command { std: "docker" "start" "-a" "91134632f106ce20cc8dc7fcbe3df679718f621d9d7d064e42de46d751713869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91134632f106ce20cc8dc7fcbe3df679718f621d9d7d064e42de46d751713869", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91134632f106ce20cc8dc7fcbe3df679718f621d9d7d064e42de46d751713869", kill_on_drop: false }`
[INFO] [stdout] 91134632f106ce20cc8dc7fcbe3df679718f621d9d7d064e42de46d751713869
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0931105333d40fbe2f856490a57408d701b04f5fb93f1a18d7b3c26ee45b4901
[INFO] running `Command { std: "docker" "start" "-a" "0931105333d40fbe2f856490a57408d701b04f5fb93f1a18d7b3c26ee45b4901", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling rust-iouring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/uring/mod.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |     syscall(__NR_io_uring_setup, entries, p)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^ expected `i64`, found `i32`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert an `i32` to an `i64`
[INFO] [stdout]    |
[INFO] [stdout] 20 |     syscall(__NR_io_uring_setup.into(), entries, p)
[INFO] [stdout]    |                                +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/uring/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub unsafe fn io_uring_setup(entries: c_uint, p: *mut io_uring_params) -> c_int {
[INFO] [stdout]    |                                                                           ----- expected `i32` because of return type
[INFO] [stdout] 20 |     syscall(__NR_io_uring_setup, entries, p)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `i32`, found `i64`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert an `i64` to an `i32` and panic if the converted value doesn't fit
[INFO] [stdout]    |
[INFO] [stdout] 20 |     syscall(__NR_io_uring_setup, entries, p).try_into().unwrap()
[INFO] [stdout]    |                                             ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/uring/mod.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |     syscall(__NR_io_uring_enter, ring_fd, to_submit, min_complete, flags, null_ptr, 0)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^ expected `i64`, found `i32`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert an `i32` to an `i64`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     syscall(__NR_io_uring_enter.into(), ring_fd, to_submit, min_complete, flags, null_ptr, 0)
[INFO] [stdout]    |                                +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/uring/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub unsafe fn io_uring_enter(ring_fd: c_int, to_submit: c_uint, min_complete: c_uint, flags: c_uint) -> c_int {
[INFO] [stdout]    |                                                                                                         ----- expected `i32` because of return type
[INFO] [stdout] 24 |     let null_ptr: *const u16 = std::ptr::null();
[INFO] [stdout] 25 |     syscall(__NR_io_uring_enter, ring_fd, to_submit, min_complete, flags, null_ptr, 0)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `i32`, found `i64`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert an `i64` to an `i32` and panic if the converted value doesn't fit
[INFO] [stdout]    |
[INFO] [stdout] 25 |     syscall(__NR_io_uring_enter, ring_fd, to_submit, min_complete, flags, null_ptr, 0).try_into().unwrap()
[INFO] [stdout]    |                                                                                       ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/uring/mod.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |     syscall(__NR_io_uring_register, ring_fd, opcode, arg, nr_args)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^ expected `i64`, found `i32`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert an `i32` to an `i64`
[INFO] [stdout]    |
[INFO] [stdout] 29 |     syscall(__NR_io_uring_register.into(), ring_fd, opcode, arg, nr_args)
[INFO] [stdout]    |                                   +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/uring/mod.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub unsafe fn io_uring_register(ring_fd: c_int, opcode: c_uint, arg: *const c_void, nr_args: c_uint) -> c_int {
[INFO] [stdout]    |                                                                                                         ----- expected `i32` because of return type
[INFO] [stdout] 29 |     syscall(__NR_io_uring_register, ring_fd, opcode, arg, nr_args)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `i32`, found `i64`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert an `i64` to an `i32` and panic if the converted value doesn't fit
[INFO] [stdout]    |
[INFO] [stdout] 29 |     syscall(__NR_io_uring_register, ring_fd, opcode, arg, nr_args).try_into().unwrap()
[INFO] [stdout]    |                                                                   ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 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 `rust-iouring` due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "0931105333d40fbe2f856490a57408d701b04f5fb93f1a18d7b3c26ee45b4901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0931105333d40fbe2f856490a57408d701b04f5fb93f1a18d7b3c26ee45b4901", kill_on_drop: false }`
[INFO] [stdout] 0931105333d40fbe2f856490a57408d701b04f5fb93f1a18d7b3c26ee45b4901