[INFO] fetching crate libaio 0.0.1...
[INFO] checking libaio-0.0.1 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate libaio 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate libaio 0.0.1 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libaio 0.0.1
[INFO] finished tweaking crates.io crate libaio 0.0.1
[INFO] tweaked toml for crates.io crate libaio 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded eventfd v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c3ebf90dd21ee604cd0b0d1892a54f2265444143a33bd51ba932ac39fd69d261
[INFO] running `Command { std: "docker" "start" "-a" "c3ebf90dd21ee604cd0b0d1892a54f2265444143a33bd51ba932ac39fd69d261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3ebf90dd21ee604cd0b0d1892a54f2265444143a33bd51ba932ac39fd69d261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3ebf90dd21ee604cd0b0d1892a54f2265444143a33bd51ba932ac39fd69d261", kill_on_drop: false }`
[INFO] [stdout] c3ebf90dd21ee604cd0b0d1892a54f2265444143a33bd51ba932ac39fd69d261
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e67b41f906d094c8f3c82c6c2b9207114beffedf90c9ac39eee1d54c77b51b26
[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" "e67b41f906d094c8f3c82c6c2b9207114beffedf90c9ac39eee1d54c77b51b26", kill_on_drop: false }`
[INFO] [stderr]     Checking eventfd v0.1.0
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/eventfd-0.1.0/src/lib.rs:57:62
[INFO] [stdout]    |
[INFO] [stdout] 57 |             libc::read(self.fd as c_int, ptr as *mut c_void, std::mem::size_of_val(&ret) as u64)
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `usize`, found `u64`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert an `u64` to `usize` and panic if the converted value wouldn't fit
[INFO] [stdout]    |
[INFO] [stdout] 57 |             libc::read(self.fd as c_int, ptr as *mut c_void, (std::mem::size_of_val(&ret) as u64).try_into().unwrap())
[INFO] [stdout]    |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/eventfd-0.1.0/src/lib.rs:71:65
[INFO] [stdout]    |
[INFO] [stdout] 71 |             libc::write(self.fd as c_int, ptr as *const c_void, std::mem::size_of_val(&val) as u64)
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `usize`, found `u64`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert an `u64` to `usize` and panic if the converted value wouldn't fit
[INFO] [stdout]    |
[INFO] [stdout] 71 |             libc::write(self.fd as c_int, ptr as *const c_void, (std::mem::size_of_val(&val) as u64).try_into().unwrap())
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `eventfd`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e67b41f906d094c8f3c82c6c2b9207114beffedf90c9ac39eee1d54c77b51b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e67b41f906d094c8f3c82c6c2b9207114beffedf90c9ac39eee1d54c77b51b26", kill_on_drop: false }`
[INFO] [stdout] e67b41f906d094c8f3c82c6c2b9207114beffedf90c9ac39eee1d54c77b51b26