[INFO] fetching crate flem 0.6.2... [INFO] testing flem-0.6.2 against 1.90.0 for beta-1.91-3 [INFO] extracting crate flem 0.6.2 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate flem 0.6.2 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate flem 0.6.2 [INFO] tweaked toml for crates.io crate flem 0.6.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate flem 0.6.2 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate flem 0.6.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded critical-section v1.1.1 [INFO] [stderr] Downloaded atomic-polyfill v0.1.11 [INFO] [stderr] Downloaded semver v1.0.17 [INFO] [stderr] Downloaded heapless v0.7.16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e1533b48d6a9777b129264d9edd70563c0ba83602f18d343b9235da6390a99d [INFO] running `Command { std: "docker" "start" "-a" "7e1533b48d6a9777b129264d9edd70563c0ba83602f18d343b9235da6390a99d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e1533b48d6a9777b129264d9edd70563c0ba83602f18d343b9235da6390a99d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e1533b48d6a9777b129264d9edd70563c0ba83602f18d343b9235da6390a99d", kill_on_drop: false }` [INFO] [stdout] 7e1533b48d6a9777b129264d9edd70563c0ba83602f18d343b9235da6390a99d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d02e2adbb6b9d266bf06628e4f208c23048eba080d6a1dcb717c75b3867a409 [INFO] running `Command { std: "docker" "start" "-a" "1d02e2adbb6b9d266bf06628e4f208c23048eba080d6a1dcb717c75b3867a409", kill_on_drop: false }` [INFO] [stderr] Compiling flem v0.6.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s [INFO] running `Command { std: "docker" "inspect" "1d02e2adbb6b9d266bf06628e4f208c23048eba080d6a1dcb717c75b3867a409", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d02e2adbb6b9d266bf06628e4f208c23048eba080d6a1dcb717c75b3867a409", kill_on_drop: false }` [INFO] [stdout] 1d02e2adbb6b9d266bf06628e4f208c23048eba080d6a1dcb717c75b3867a409 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6897ad503d3a61a2af673b51deabcc7985f297e84169d7a08a237ea9699046c [INFO] running `Command { std: "docker" "start" "-a" "c6897ad503d3a61a2af673b51deabcc7985f297e84169d7a08a237ea9699046c", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.17 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling hash32 v0.2.1 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Compiling flem v0.6.2 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `flem::traits::Channel` [INFO] [stdout] --> examples/software_host_simple.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | traits::Channel [INFO] [stdout] | ^^^^^^^^^^^^^^^ no `Channel` in `traits` [INFO] [stdout] | [INFO] [stdout] note: found an item that was configured out [INFO] [stdout] --> /opt/rustwide/workdir/src/traits.rs:27:11 [INFO] [stdout] | [INFO] [stdout] 26 | #[cfg(feature = "std")] [INFO] [stdout] | --------------- the item is gated behind the `std` feature [INFO] [stdout] 27 | pub trait Channel: Sized { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `flem::traits::Channel` [INFO] [stdout] --> examples/software_host_complex.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use flem::{traits::Channel, DataId, Packet}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ no `Channel` in `traits` [INFO] [stdout] | [INFO] [stdout] note: found an item that was configured out [INFO] [stdout] --> /opt/rustwide/workdir/src/traits.rs:27:11 [INFO] [stdout] | [INFO] [stdout] 26 | #[cfg(feature = "std")] [INFO] [stdout] | --------------- the item is gated behind the `std` feature [INFO] [stdout] 27 | pub trait Channel: Sized { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0223]: ambiguous associated type [INFO] [stdout] --> examples/software_host_simple.rs:42:58 [INFO] [stdout] | [INFO] [stdout] 42 | fn connect(&mut self, device: &String) -> Result<(), Self::Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use fully-qualified syntax [INFO] [stdout] | [INFO] [stdout] 42 - fn connect(&mut self, device: &String) -> Result<(), Self::Error> { [INFO] [stdout] 42 + fn connect(&mut self, device: &String) -> Result<(), as TryFrom>::Error> { [INFO] [stdout] | [INFO] [stdout] 42 - fn connect(&mut self, device: &String) -> Result<(), Self::Error> { [INFO] [stdout] 42 + fn connect(&mut self, device: &String) -> Result<(), as TryInto>::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0223]: ambiguous associated type [INFO] [stdout] --> examples/software_host_simple.rs:46:44 [INFO] [stdout] | [INFO] [stdout] 46 | fn disconnect(&mut self) -> Result<(), Self::Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use fully-qualified syntax [INFO] [stdout] | [INFO] [stdout] 46 - fn disconnect(&mut self) -> Result<(), Self::Error> { [INFO] [stdout] 46 + fn disconnect(&mut self) -> Result<(), as TryFrom>::Error> { [INFO] [stdout] | [INFO] [stdout] 46 - fn disconnect(&mut self) -> Result<(), Self::Error> { [INFO] [stdout] 46 + fn disconnect(&mut self) -> Result<(), as TryInto>::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0223]: ambiguous associated type [INFO] [stdout] --> examples/software_host_simple.rs:84:42 [INFO] [stdout] | [INFO] [stdout] 84 | fn unlisten(&mut self) -> Result<(), Self::Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use fully-qualified syntax [INFO] [stdout] | [INFO] [stdout] 84 - fn unlisten(&mut self) -> Result<(), Self::Error> { [INFO] [stdout] 84 + fn unlisten(&mut self) -> Result<(), as TryFrom>::Error> { [INFO] [stdout] | [INFO] [stdout] 84 - fn unlisten(&mut self) -> Result<(), Self::Error> { [INFO] [stdout] 84 + fn unlisten(&mut self) -> Result<(), as TryInto>::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0223]: ambiguous associated type [INFO] [stdout] --> examples/software_host_complex.rs:38:58 [INFO] [stdout] | [INFO] [stdout] 38 | fn connect(&mut self, device: &String) -> Result<(), Self::Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use fully-qualified syntax [INFO] [stdout] | [INFO] [stdout] 38 - fn connect(&mut self, device: &String) -> Result<(), Self::Error> { [INFO] [stdout] 38 + fn connect(&mut self, device: &String) -> Result<(), as TryFrom>::Error> { [INFO] [stdout] | [INFO] [stdout] 38 - fn connect(&mut self, device: &String) -> Result<(), Self::Error> { [INFO] [stdout] 38 + fn connect(&mut self, device: &String) -> Result<(), as TryInto>::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0223]: ambiguous associated type [INFO] [stdout] --> examples/software_host_complex.rs:42:44 [INFO] [stdout] | [INFO] [stdout] 42 | fn disconnect(&mut self) -> Result<(), Self::Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use fully-qualified syntax [INFO] [stdout] | [INFO] [stdout] 42 - fn disconnect(&mut self) -> Result<(), Self::Error> { [INFO] [stdout] 42 + fn disconnect(&mut self) -> Result<(), as TryFrom>::Error> { [INFO] [stdout] | [INFO] [stdout] 42 - fn disconnect(&mut self) -> Result<(), Self::Error> { [INFO] [stdout] 42 + fn disconnect(&mut self) -> Result<(), as TryInto>::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0223]: ambiguous associated type [INFO] [stdout] --> examples/software_host_complex.rs:189:42 [INFO] [stdout] | [INFO] [stdout] 189 | fn unlisten(&mut self) -> Result<(), Self::Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use fully-qualified syntax [INFO] [stdout] | [INFO] [stdout] 189 - fn unlisten(&mut self) -> Result<(), Self::Error> { [INFO] [stdout] 189 + fn unlisten(&mut self) -> Result<(), as TryFrom>::Error> { [INFO] [stdout] | [INFO] [stdout] 189 - fn unlisten(&mut self) -> Result<(), Self::Error> { [INFO] [stdout] 189 + fn unlisten(&mut self) -> Result<(), as TryInto>::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0223, E0432. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0223`. [INFO] [stdout] [INFO] [stderr] error: could not compile `flem` (example "software_host_simple") due to 4 previous errors [INFO] [stdout] Some errors have detailed explanations: E0223, E0432. [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `flem` (example "software_host_complex") due to 4 previous errors [INFO] [stdout] For more information about an error, try `rustc --explain E0223`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c6897ad503d3a61a2af673b51deabcc7985f297e84169d7a08a237ea9699046c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6897ad503d3a61a2af673b51deabcc7985f297e84169d7a08a237ea9699046c", kill_on_drop: false }` [INFO] [stdout] c6897ad503d3a61a2af673b51deabcc7985f297e84169d7a08a237ea9699046c