[INFO] cloning repository https://github.com/bumi/openalias-ruby
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bumi/openalias-ruby" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbumi%2Fopenalias-ruby", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbumi%2Fopenalias-ruby'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 562e4fac459cd2932d76f9825d6c1cd76343a107
[INFO] checking bumi/openalias-ruby against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbumi%2Fopenalias-ruby" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bumi/openalias-ruby 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 git repo https://github.com/bumi/openalias-ruby
[INFO] finished tweaking git repo https://github.com/bumi/openalias-ruby
[INFO] tweaked toml for git repo https://github.com/bumi/openalias-ruby written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/bumi/openalias-ruby already has a lockfile, it will not be regenerated
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a9a10386fc8700636fa6c3317f631c1412e957212c78be9ec5517bcbc780858b
[INFO] running `Command { std: "docker" "start" "-a" "a9a10386fc8700636fa6c3317f631c1412e957212c78be9ec5517bcbc780858b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9a10386fc8700636fa6c3317f631c1412e957212c78be9ec5517bcbc780858b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a10386fc8700636fa6c3317f631c1412e957212c78be9ec5517bcbc780858b", kill_on_drop: false }`
[INFO] [stdout] a9a10386fc8700636fa6c3317f631c1412e957212c78be9ec5517bcbc780858b
[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] b7ca174a5228a6f40bd2dff3b8c86bffd9d60faea96eec31a4bdfc480fd4d8c3
[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" "b7ca174a5228a6f40bd2dff3b8c86bffd9d60faea96eec31a4bdfc480fd4d8c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling ucd-util v0.1.2
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling rustfmt v0.9.0
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling embed-resource v1.1.4
[INFO] [stderr]    Compiling ruby-sys v0.2.20
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling peg v0.5.7
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling getopts v0.2.18
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling extprim v1.6.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling strings v0.1.1
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking ruru v0.9.3
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]     Checking resolve v0.1.2
[INFO] [stderr]    Compiling quote v0.6.9
[INFO] [stderr]    Compiling syn v0.15.17
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling syntex_pos v0.59.1
[INFO] [stderr]    Compiling serde_json v1.0.32
[INFO] [stderr]    Compiling toml v0.4.8
[INFO] [stderr]    Compiling syntex_errors v0.59.1
[INFO] [stderr]    Compiling syntex_syntax v0.59.1
[INFO] [stderr]    Compiling openalias v0.2.0
[INFO] [stderr]     Checking openalias v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `Openalias`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Openalias,
[INFO] [stdout]    |     ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | class!(Openalias);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Openalias`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Openalias,
[INFO] [stdout]    |     ^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]   --> src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | class!(Openalias);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 03s
[INFO] running `Command { std: "docker" "inspect" "b7ca174a5228a6f40bd2dff3b8c86bffd9d60faea96eec31a4bdfc480fd4d8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7ca174a5228a6f40bd2dff3b8c86bffd9d60faea96eec31a4bdfc480fd4d8c3", kill_on_drop: false }`
[INFO] [stdout] b7ca174a5228a6f40bd2dff3b8c86bffd9d60faea96eec31a4bdfc480fd4d8c3