[INFO] fetching crate vex-sys 0.1.0...
[INFO] checking vex-sys-0.1.0 against beta for pr-78714
[INFO] extracting crate vex-sys 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate vex-sys 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vex-sys 0.1.0
[INFO] finished tweaking crates.io crate vex-sys 0.1.0
[INFO] tweaked toml for crates.io crate vex-sys 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d94a44b1ae1699d381b959d594d26e561b37d9b563ae59fe96cdb4bc185dd75
[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" "9d94a44b1ae1699d381b959d594d26e561b37d9b563ae59fe96cdb4bc185dd75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d94a44b1ae1699d381b959d594d26e561b37d9b563ae59fe96cdb4bc185dd75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d94a44b1ae1699d381b959d594d26e561b37d9b563ae59fe96cdb4bc185dd75", kill_on_drop: false }`
[INFO] [stdout] 9d94a44b1ae1699d381b959d594d26e561b37d9b563ae59fe96cdb4bc185dd75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8db40d5a75c6b3af895de13f270eeb4f987f3832a59d57d2d720f7f58ae08cc5
[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" "8db40d5a75c6b3af895de13f270eeb4f987f3832a59d57d2d720f7f58ae08cc5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling strum v0.8.0
[INFO] [stderr]    Compiling fs_extra v0.1.0
[INFO] [stderr]    Compiling strum_macros v0.8.0
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling foreman v0.4.0
[INFO] [stderr]    Compiling vex-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lib.rs:89:47
[INFO] [stdout]    |
[INFO] [stdout] 89 |         vta.guest_bytes_addr = sanity as Addr;;
[INFO] [stdout]    |                                               ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:55:20
[INFO] [stdout]    |
[INFO] [stdout] 55 |             vcon = std::mem::uninitialized();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:64:44
[INFO] [stdout]    |
[INFO] [stdout] 64 |             let mut vge: VexGuestExtents = std::mem::uninitialized();
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/lib.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |             vta = std::mem::uninitialized();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 31s
[INFO] running `Command { std: "docker" "inspect" "8db40d5a75c6b3af895de13f270eeb4f987f3832a59d57d2d720f7f58ae08cc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db40d5a75c6b3af895de13f270eeb4f987f3832a59d57d2d720f7f58ae08cc5", kill_on_drop: false }`
[INFO] [stdout] 8db40d5a75c6b3af895de13f270eeb4f987f3832a59d57d2d720f7f58ae08cc5