[INFO] crate rust-diskinfo 0.0.1 is already in cache
[INFO] testing rust-diskinfo-0.0.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate rust-diskinfo 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rust-diskinfo 0.0.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-diskinfo 0.0.1
[INFO] finished tweaking crates.io crate rust-diskinfo 0.0.1
[INFO] tweaked toml for crates.io crate rust-diskinfo 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 724c0b38d77ea540ed7aa1f050867147acc60c4b72f8d3b6ff47989919069c3e
[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" "724c0b38d77ea540ed7aa1f050867147acc60c4b72f8d3b6ff47989919069c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "724c0b38d77ea540ed7aa1f050867147acc60c4b72f8d3b6ff47989919069c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "724c0b38d77ea540ed7aa1f050867147acc60c4b72f8d3b6ff47989919069c3e", kill_on_drop: false }`
[INFO] [stdout] 724c0b38d77ea540ed7aa1f050867147acc60c4b72f8d3b6ff47989919069c3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", 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] 6e0bb34f863f91acff35ea414c20bdfa42f7a802801f2da1af0bd04f61180c6f
[INFO] running `Command { std: "docker" "start" "-a" "6e0bb34f863f91acff35ea414c20bdfa42f7a802801f2da1af0bd04f61180c6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling kstat v0.1.0
[INFO] [stderr]    Compiling rust-diskinfo v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:53:34
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let res = unsafe { ioctl(fd, DKIOCREMOVABLE, &mut removable) };
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^ expected `u64`, found `i32`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert an `i32` to `u64` and panic if the converted value wouldn't fit
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let res = unsafe { ioctl(fd, DKIOCREMOVABLE.try_into().unwrap(), &mut removable) };
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:63:34
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let res = unsafe { ioctl(fd, DKIOCINFO, &mut dkinfo) };
[INFO] [stdout]    |                                  ^^^^^^^^^ expected `u64`, found `i32`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert an `i32` to `u64` and panic if the converted value wouldn't fit
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let res = unsafe { ioctl(fd, DKIOCINFO.try_into().unwrap(), &mut dkinfo) };
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:77:34
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let res = unsafe { ioctl(fd, DKIOCGMEDIAINFO, &mut media) };
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^ expected `u64`, found `i32`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert an `i32` to `u64` and panic if the converted value wouldn't fit
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let res = unsafe { ioctl(fd, DKIOCGMEDIAINFO.try_into().unwrap(), &mut media) };
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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-diskinfo`.
[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" "6e0bb34f863f91acff35ea414c20bdfa42f7a802801f2da1af0bd04f61180c6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0bb34f863f91acff35ea414c20bdfa42f7a802801f2da1af0bd04f61180c6f", kill_on_drop: false }`
[INFO] [stdout] 6e0bb34f863f91acff35ea414c20bdfa42f7a802801f2da1af0bd04f61180c6f