[INFO] fetching crate hbs-acc 0.2.0...
[INFO] checking hbs-acc-0.2.0 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate hbs-acc 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate hbs-acc 0.2.0 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hbs-acc 0.2.0
[INFO] finished tweaking crates.io crate hbs-acc 0.2.0
[INFO] tweaked toml for crates.io crate hbs-acc 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hbs-acc-sys v0.2.1
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ad87dfd732ebcd1ab8fd2c88ffa2d11d4f1b1bf751c56dacf224fdd7c6ef9c5
[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" "0ad87dfd732ebcd1ab8fd2c88ffa2d11d4f1b1bf751c56dacf224fdd7c6ef9c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ad87dfd732ebcd1ab8fd2c88ffa2d11d4f1b1bf751c56dacf224fdd7c6ef9c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad87dfd732ebcd1ab8fd2c88ffa2d11d4f1b1bf751c56dacf224fdd7c6ef9c5", kill_on_drop: false }`
[INFO] [stdout] 0ad87dfd732ebcd1ab8fd2c88ffa2d11d4f1b1bf751c56dacf224fdd7c6ef9c5
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00d36c174b90ad5168fb9c9ae0d0f487b1fa029b535c431a73a4b03a8402cffd
[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" "00d36c174b90ad5168fb9c9ae0d0f487b1fa029b535c431a73a4b03a8402cffd", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]     Checking hbs-common-sys v0.2.1
[INFO] [stderr]    Compiling hbs-builder v0.2.1
[INFO] [stderr]    Compiling hbs-acc-sys v0.2.1
[INFO] [stderr]     Checking hbs-acc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]    --> lib.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 | /         extern fn callback(_hb: *const HeartbeatAccContext) {
[INFO] [stdout] 209 | |             unsafe {
[INFO] [stdout] 210 | |                 received_cb = true;
[INFO] [stdout] 211 | |             }
[INFO] [stdout] 212 | |         }
[INFO] [stdout]     | |_________^ ABI should be specified here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]     = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> lib.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut hb = 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]   --> lib.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut hb = mem::uninitialized();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hbs-acc`.
[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] [stdout] warning: the type `hbs_acc_sys::heartbeat_acc_context` does not permit being left uninitialized
[INFO] [stdout]   --> lib.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let mut hb = mem::uninitialized();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          this code causes undefined behavior when executed
[INFO] [stdout]    |                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] note: function pointers must be non-null (in this struct field)
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hbs-acc-sys-0.2.1/lib.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub hwc_callback: heartbeat_acc_window_complete,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "00d36c174b90ad5168fb9c9ae0d0f487b1fa029b535c431a73a4b03a8402cffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00d36c174b90ad5168fb9c9ae0d0f487b1fa029b535c431a73a4b03a8402cffd", kill_on_drop: false }`
[INFO] [stdout] 00d36c174b90ad5168fb9c9ae0d0f487b1fa029b535c431a73a4b03a8402cffd