[INFO] fetching crate embedded-async-timer 0.1.0... [INFO] checking embedded-async-timer-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate embedded-async-timer 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate embedded-async-timer 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate embedded-async-timer 0.1.0 [INFO] finished tweaking crates.io crate embedded-async-timer 0.1.0 [INFO] tweaked toml for crates.io crate embedded-async-timer 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 37 packages [INFO] [stderr] Adding aligned v0.3.5 (latest: v0.4.2) [INFO] [stderr] Adding arraydeque v0.4.5 (latest: v0.5.1) [INFO] [stderr] Adding as-slice v0.1.5 (latest: v0.2.1) [INFO] [stderr] Adding bare-metal v0.2.5 (latest: v1.0.0) [INFO] [stderr] Adding bitfield v0.13.2 (latest: v0.14.0) [INFO] [stderr] Adding cast v0.2.7 (latest: v0.3.0) [INFO] [stderr] Adding cortex-m v0.6.7 (latest: v0.7.7) [INFO] [stderr] Adding cortex-m-rt v0.6.15 (latest: v0.7.3) [INFO] [stderr] Adding cortex-m-rt-macros v0.6.15 (latest: v0.7.0) [INFO] [stderr] Adding embedded-hal v0.2.7 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.13.3 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding nb v0.1.3 (latest: v1.1.0) [INFO] [stderr] Adding r0 v0.2.2 (latest: v1.0.0) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding stm32f1 v0.9.0 (latest: v0.15.1) [INFO] [stderr] Adding stm32f1xx-hal v0.5.3 (latest: v0.10.0) [INFO] [stderr] Adding stm32l4 v0.8.0 (latest: v0.15.1) [INFO] [stderr] Adding stm32l4xx-hal v0.5.0 (latest: v0.7.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded as-slice v0.1.5 [INFO] [stderr] Downloaded aligned v0.3.5 [INFO] [stderr] Downloaded cortex-m-rt-macros v0.6.15 [INFO] [stderr] Downloaded arraydeque v0.4.5 [INFO] [stderr] Downloaded generic-array v0.13.3 [INFO] [stderr] Downloaded r0 v0.2.2 [INFO] [stderr] Downloaded cortex-m v0.6.7 [INFO] [stderr] Downloaded cortex-m-rt v0.6.15 [INFO] [stderr] Downloaded stm32f1 v0.9.0 [INFO] [stderr] Downloaded stm32f1xx-hal v0.5.3 [INFO] [stderr] Downloaded stm32l4xx-hal v0.5.0 [INFO] [stderr] Downloaded stm32l4 v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0d9171047a229ff0b6001fc2ad765d9e6821fb171ece66564e53a2b9c1cf5557 [INFO] running `Command { std: "docker" "start" "-a" "0d9171047a229ff0b6001fc2ad765d9e6821fb171ece66564e53a2b9c1cf5557", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0d9171047a229ff0b6001fc2ad765d9e6821fb171ece66564e53a2b9c1cf5557", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d9171047a229ff0b6001fc2ad765d9e6821fb171ece66564e53a2b9c1cf5557", kill_on_drop: false }` [INFO] [stdout] 0d9171047a229ff0b6001fc2ad765d9e6821fb171ece66564e53a2b9c1cf5557 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ebf946390d37251ba6f7a00a79f0e694010e135bfebd3013e63a7c47218fcde [INFO] running `Command { std: "docker" "start" "-a" "1ebf946390d37251ba6f7a00a79f0e694010e135bfebd3013e63a7c47218fcde", kill_on_drop: false }` [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Compiling cortex-m-rt v0.6.15 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Compiling stm32f1 v0.9.0 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling arraydeque v0.4.5 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling cortex-m-rt-macros v0.6.15 [INFO] [stderr] Checking volatile-register v0.2.2 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stderr] Checking stm32f1xx-hal v0.5.3 [INFO] [stderr] Checking embedded-async-timer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Ordering`, `self` [INFO] [stdout] --> src/impls/stm32f103_rtc.rs:4:26 [INFO] [stdout] | [INFO] [stdout] 4 | use core::sync::atomic::{self, Ordering}; [INFO] [stdout] | ^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Ordering`, `self` [INFO] [stdout] --> src/impls/stm32f103_rtc.rs:4:26 [INFO] [stdout] | [INFO] [stdout] 4 | use core::sync::atomic::{self, Ordering}; [INFO] [stdout] | ^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:83:34 [INFO] [stdout] | [INFO] [stdout] 83 | let result = self.awoken.compare_and_swap(false, true, Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:83:34 [INFO] [stdout] | [INFO] [stdout] 83 | let result = self.awoken.compare_and_swap(false, true, Ordering::SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:181:17 [INFO] [stdout] | [INFO] [stdout] 181 | drop(inner); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut AsyncTimerInner` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/util/packed_slab.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | drop(unsafe { &mut *self.buffer[i].as_mut_ptr() }); [INFO] [stdout] | ^^^^^--------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut T` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/lib.rs:181:17 [INFO] [stdout] | [INFO] [stdout] 181 | drop(inner); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut AsyncTimerInner` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/util/packed_slab.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | drop(unsafe { &mut *self.buffer[i].as_mut_ptr() }); [INFO] [stdout] | ^^^^^--------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut T` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.93s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stm32f1xx-hal v0.5.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "1ebf946390d37251ba6f7a00a79f0e694010e135bfebd3013e63a7c47218fcde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ebf946390d37251ba6f7a00a79f0e694010e135bfebd3013e63a7c47218fcde", kill_on_drop: false }` [INFO] [stdout] 1ebf946390d37251ba6f7a00a79f0e694010e135bfebd3013e63a7c47218fcde [INFO] checking embedded-async-timer-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate embedded-async-timer 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate embedded-async-timer 0.1.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate embedded-async-timer 0.1.0 [INFO] finished tweaking crates.io crate embedded-async-timer 0.1.0 [INFO] tweaked toml for crates.io crate embedded-async-timer 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cf92bc4033f44c753db67ec7892f6bf305200e78a03e899e66d7132d7df95850 [INFO] running `Command { std: "docker" "start" "-a" "cf92bc4033f44c753db67ec7892f6bf305200e78a03e899e66d7132d7df95850", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf92bc4033f44c753db67ec7892f6bf305200e78a03e899e66d7132d7df95850", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf92bc4033f44c753db67ec7892f6bf305200e78a03e899e66d7132d7df95850", kill_on_drop: false }` [INFO] [stdout] cf92bc4033f44c753db67ec7892f6bf305200e78a03e899e66d7132d7df95850 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b20f8b6d1ea9cdce900d50def687c4ca3c226e561db3ab75af0840a514286f03 [INFO] running `Command { std: "docker" "start" "-a" "b20f8b6d1ea9cdce900d50def687c4ca3c226e561db3ab75af0840a514286f03", kill_on_drop: false }` [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Compiling cortex-m-rt v0.6.15 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling stm32f1 v0.9.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling arraydeque v0.4.5 [INFO] [stderr] Compiling cortex-m-rt-macros v0.6.15 [INFO] [stderr] Checking volatile-register v0.2.2 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.7/src/call_asm.rs:19:21 [INFO] [stdout] | [INFO] [stdout] 19 | $func($($args),*) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ cannot satisfy `_ -> _` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.7/src/asm.rs:189:5 [INFO] [stdout] | [INFO] [stdout] 189 | call_asm!(__bootstrap(msp: u32, rv: u32) -> !); [INFO] [stdout] | ---------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `call_asm` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0284`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cortex-m` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "b20f8b6d1ea9cdce900d50def687c4ca3c226e561db3ab75af0840a514286f03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b20f8b6d1ea9cdce900d50def687c4ca3c226e561db3ab75af0840a514286f03", kill_on_drop: false }` [INFO] [stdout] b20f8b6d1ea9cdce900d50def687c4ca3c226e561db3ab75af0840a514286f03