[INFO] fetching crate smoltcp 0.6.0... [INFO] checking smoltcp-0.6.0 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991 [INFO] extracting crate smoltcp 0.6.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate smoltcp 0.6.0 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate smoltcp 0.6.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate smoltcp 0.6.0 [INFO] tweaked toml for crates.io crate smoltcp 0.6.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate smoltcp 0.6.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 33756a1aeb2a9cfa586d40d4702b12ae1dfec0d7c489c34d3f6466b7142b8226 [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" "33756a1aeb2a9cfa586d40d4702b12ae1dfec0d7c489c34d3f6466b7142b8226", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33756a1aeb2a9cfa586d40d4702b12ae1dfec0d7c489c34d3f6466b7142b8226", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33756a1aeb2a9cfa586d40d4702b12ae1dfec0d7c489c34d3f6466b7142b8226", kill_on_drop: false }` [INFO] [stdout] 33756a1aeb2a9cfa586d40d4702b12ae1dfec0d7c489c34d3f6466b7142b8226 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f025bb5fd9eb5f74e01d7d7f7846198a93e34ca59161a818f8e7d3c046f9c98 [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" "9f025bb5fd9eb5f74e01d7d7f7846198a93e34ca59161a818f8e7d3c046f9c98", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking utf8-ranges v1.0.3 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking managed v0.7.1 [INFO] [stderr] Checking getopts v0.2.19 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking smoltcp v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking aho-corasick v0.7.4 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/phy/sys/mod.rs:29:27 [INFO] [stdout] | [INFO] [stdout] 29 | let mut readfds = 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 `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/phy/sys/mod.rs:33:28 [INFO] [stdout] | [INFO] [stdout] 33 | let mut writefds = mem::uninitialized::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/phy/sys/mod.rs:36:29 [INFO] [stdout] | [INFO] [stdout] 36 | let mut exceptfds = mem::uninitialized::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.2.0 [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/socket/mod.rs:132:34 [INFO] [stdout] | [INFO] [stdout] 132 | pub(crate) fn meta(&self) -> &SocketMeta { [INFO] [stdout] | ---- ^^^^^^^^^^^ expected `&Meta`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] 133 | dispatch_socket!(self, |socket| &socket.meta) [INFO] [stdout] | - help: consider removing this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/socket/mod.rs:136:42 [INFO] [stdout] | [INFO] [stdout] 136 | pub(crate) fn meta_mut(&mut self) -> &mut SocketMeta { [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^ expected `&mut Meta`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] 137 | dispatch_socket!(mut self, |socket| &mut socket.meta) [INFO] [stdout] | - help: consider removing this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/socket/mod.rs:140:37 [INFO] [stdout] | [INFO] [stdout] 140 | pub(crate) fn poll_at(&self) -> PollAt { [INFO] [stdout] | ------- ^^^^^^ expected enum `PollAt`, found `()` [INFO] [stdout] | | [INFO] [stdout] | implicitly returns `()` as its body has no tail or `return` expression [INFO] [stdout] 141 | dispatch_socket!(self, |socket| socket.poll_at()) [INFO] [stdout] | - help: consider removing this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `smoltcp` [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] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "9f025bb5fd9eb5f74e01d7d7f7846198a93e34ca59161a818f8e7d3c046f9c98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f025bb5fd9eb5f74e01d7d7f7846198a93e34ca59161a818f8e7d3c046f9c98", kill_on_drop: false }` [INFO] [stdout] 9f025bb5fd9eb5f74e01d7d7f7846198a93e34ca59161a818f8e7d3c046f9c98