[INFO] fetching crate base-coroutine 0.2.0...
[INFO] checking base-coroutine-0.2.0 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate base-coroutine 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate base-coroutine 0.2.0 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate base-coroutine 0.2.0
[INFO] finished tweaking crates.io crate base-coroutine 0.2.0
[INFO] tweaked toml for crates.io crate base-coroutine 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.5.2+5.3.0-patched` for dependency `jemalloc-sys` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53c1ab82d40935c415dc42976f4b78e78d10c3e623f57a2a08a06fee7dbb6ef2
[INFO] running `Command { std: "docker" "start" "-a" "53c1ab82d40935c415dc42976f4b78e78d10c3e623f57a2a08a06fee7dbb6ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53c1ab82d40935c415dc42976f4b78e78d10c3e623f57a2a08a06fee7dbb6ef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c1ab82d40935c415dc42976f4b78e78d10c3e623f57a2a08a06fee7dbb6ef2", kill_on_drop: false }`
[INFO] [stdout] 53c1ab82d40935c415dc42976f4b78e78d10c3e623f57a2a08a06fee7dbb6ef2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9529ffab5f82c989bbf128db1d981d1e260c7b43650629c612e8edd1e6ebe7c
[INFO] running `Command { std: "docker" "start" "-a" "e9529ffab5f82c989bbf128db1d981d1e260c7b43650629c612e8edd1e6ebe7c", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.5.2+5.3.0-patched` for dependency `jemalloc-sys` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Checking object-collection v0.0.3
[INFO] [stderr]     Checking object-collection v0.0.4
[INFO] [stderr]    Compiling jemalloc-sys v0.5.4+5.3.0-patched
[INFO] [stderr]    Compiling base-coroutine v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking st3 v0.4.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking timer-utils v0.0.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rayon-core v1.11.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stdout] warning: `extern` fn uses type `CoroutineResult<Yield, Return>`, which is not FFI-safe
[INFO] [stdout]    --> src/coroutine.rs:163:29
[INFO] [stdout]     |
[INFO] [stdout] 163 |     marker: PhantomData<&'a extern "C" fn(Param) -> CoroutineResult<Yield, Return>>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/coroutine.rs:114:1
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub enum CoroutineResult<Yield, Return> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `CoroutineResult<Yield, Return>`, which is not FFI-safe
[INFO] [stdout]    --> src/coroutine.rs:163:29
[INFO] [stdout]     |
[INFO] [stdout] 163 |     marker: PhantomData<&'a extern "C" fn(Param) -> CoroutineResult<Yield, Return>>,
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/coroutine.rs:114:1
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub enum CoroutineResult<Yield, Return> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.71s
[INFO] running `Command { std: "docker" "inspect" "e9529ffab5f82c989bbf128db1d981d1e260c7b43650629c612e8edd1e6ebe7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9529ffab5f82c989bbf128db1d981d1e260c7b43650629c612e8edd1e6ebe7c", kill_on_drop: false }`
[INFO] [stdout] e9529ffab5f82c989bbf128db1d981d1e260c7b43650629c612e8edd1e6ebe7c
