[INFO] fetching crate vex-sys 0.1.0...
[INFO] checking vex-sys-0.1.0 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate vex-sys 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate vex-sys 0.1.0 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e91d5ea7c4524c52a59f23afb256a9451057e7b156775e7d62588f538e3066f
[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" "2e91d5ea7c4524c52a59f23afb256a9451057e7b156775e7d62588f538e3066f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e91d5ea7c4524c52a59f23afb256a9451057e7b156775e7d62588f538e3066f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e91d5ea7c4524c52a59f23afb256a9451057e7b156775e7d62588f538e3066f", kill_on_drop: false }`
[INFO] [stdout] 2e91d5ea7c4524c52a59f23afb256a9451057e7b156775e7d62588f538e3066f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abaa64a06c1ff5984fe8e1461c8e027406ce23bab0678475513cbe8a9d67dffe
[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" "abaa64a06c1ff5984fe8e1461c8e027406ce23bab0678475513cbe8a9d67dffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling bindgen v0.50.1
[INFO] [stderr]    Compiling strum v0.8.0
[INFO] [stderr]    Compiling fs_extra v0.1.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling strum_macros v0.8.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[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 4m 32s
[INFO] running `Command { std: "docker" "inspect" "abaa64a06c1ff5984fe8e1461c8e027406ce23bab0678475513cbe8a9d67dffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abaa64a06c1ff5984fe8e1461c8e027406ce23bab0678475513cbe8a9d67dffe", kill_on_drop: false }`
[INFO] [stdout] abaa64a06c1ff5984fe8e1461c8e027406ce23bab0678475513cbe8a9d67dffe