[INFO] fetching crate p256-cortex-m4 0.1.0-alpha.6... [INFO] checking p256-cortex-m4-0.1.0-alpha.6 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate p256-cortex-m4 0.1.0-alpha.6 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate p256-cortex-m4 0.1.0-alpha.6 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] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml [INFO] started tweaking crates.io crate p256-cortex-m4 0.1.0-alpha.6 [INFO] finished tweaking crates.io crate p256-cortex-m4 0.1.0-alpha.6 [INFO] tweaked toml for crates.io crate p256-cortex-m4 0.1.0-alpha.6 written to /workspace/builds/worker-4-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 36 packages [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding crypto-bigint v0.2.11 (latest: v0.5.5) [INFO] [stderr] Adding der v0.4.5 (latest: v0.7.9) [INFO] [stderr] Adding der_derive v0.4.1 (latest: v0.7.2) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding ecdsa v0.12.4 (latest: v0.16.9) [INFO] [stderr] Adding elliptic-curve v0.10.6 (latest: v0.13.8) [INFO] [stderr] Adding ff v0.10.1 (latest: v0.13.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding group v0.10.0 (latest: v0.13.0) [INFO] [stderr] Adding hmac v0.11.0 (latest: v0.12.1) [INFO] [stderr] Adding p256 v0.9.0 (latest: v0.13.2) [INFO] [stderr] Adding sha2 v0.9.9 (latest: v0.10.8) [INFO] [stderr] Adding signature v1.3.2 (latest: v2.2.0) [INFO] [stderr] Adding subtle v2.4.1 (latest: v2.5.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding zeroize v1.4.3 (latest: v1.7.0) [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 der_derive v0.4.1 [INFO] [stderr] Downloaded p256-cortex-m4-sys v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 07ac2cc064569bf4d6a2b4f739202485c52fd1c9a8e859bdc99219c88e6f1a1e [INFO] running `Command { std: "docker" "start" "-a" "07ac2cc064569bf4d6a2b4f739202485c52fd1c9a8e859bdc99219c88e6f1a1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07ac2cc064569bf4d6a2b4f739202485c52fd1c9a8e859bdc99219c88e6f1a1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07ac2cc064569bf4d6a2b4f739202485c52fd1c9a8e859bdc99219c88e6f1a1e", kill_on_drop: false }` [INFO] [stdout] 07ac2cc064569bf4d6a2b4f739202485c52fd1c9a8e859bdc99219c88e6f1a1e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d75184fc8e88184bce6d3071c51eddbc112b801e65d346efeee2a1e7f4730df2 [INFO] running `Command { std: "docker" "start" "-a" "d75184fc8e88184bce6d3071c51eddbc112b801e65d346efeee2a1e7f4730df2", kill_on_drop: false }` [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking der v0.4.5 [INFO] [stderr] Checking cty v0.2.2 [INFO] [stderr] Compiling p256-cortex-m4 v0.1.0-alpha.6 (/opt/rustwide/workdir) [INFO] [stderr] Compiling p256-cortex-m4-sys v0.1.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking sha2 v0.9.9 [INFO] [stderr] Checking crypto-mac v0.11.1 [INFO] [stderr] Checking ff v0.10.1 [INFO] [stderr] Checking signature v1.3.2 [INFO] [stderr] Checking hmac v0.11.0 [INFO] [stderr] Checking group v0.10.0 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Checking zeroize v1.4.3 [INFO] [stderr] Checking crypto-bigint v0.2.11 [INFO] [stderr] Checking elliptic-curve v0.10.6 [INFO] [stderr] Checking ecdsa v0.12.4 [INFO] [stderr] Checking p256 v0.9.0 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.16s [INFO] running `Command { std: "docker" "inspect" "d75184fc8e88184bce6d3071c51eddbc112b801e65d346efeee2a1e7f4730df2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d75184fc8e88184bce6d3071c51eddbc112b801e65d346efeee2a1e7f4730df2", kill_on_drop: false }` [INFO] [stdout] d75184fc8e88184bce6d3071c51eddbc112b801e65d346efeee2a1e7f4730df2 [INFO] checking p256-cortex-m4-0.1.0-alpha.6 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate p256-cortex-m4 0.1.0-alpha.6 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate p256-cortex-m4 0.1.0-alpha.6 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] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate p256-cortex-m4 0.1.0-alpha.6 [INFO] finished tweaking crates.io crate p256-cortex-m4 0.1.0-alpha.6 [INFO] tweaked toml for crates.io crate p256-cortex-m4 0.1.0-alpha.6 written to /workspace/builds/worker-4-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] Blocking waiting for file lock on package cache [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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5dbbd719feb591cc006e57ab0887df579484d34033e136d38a7ec1b1b5a554d7 [INFO] running `Command { std: "docker" "start" "-a" "5dbbd719feb591cc006e57ab0887df579484d34033e136d38a7ec1b1b5a554d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5dbbd719feb591cc006e57ab0887df579484d34033e136d38a7ec1b1b5a554d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dbbd719feb591cc006e57ab0887df579484d34033e136d38a7ec1b1b5a554d7", kill_on_drop: false }` [INFO] [stdout] 5dbbd719feb591cc006e57ab0887df579484d34033e136d38a7ec1b1b5a554d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8a9a4bb5d9bfceb7a9f583d88edd4124439f8c3f4f70c2c66130679d9cfcad01 [INFO] running `Command { std: "docker" "start" "-a" "8a9a4bb5d9bfceb7a9f583d88edd4124439f8c3f4f70c2c66130679d9cfcad01", kill_on_drop: false }` [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking der v0.4.5 [INFO] [stderr] Checking cty v0.2.2 [INFO] [stderr] Compiling p256-cortex-m4 v0.1.0-alpha.6 (/opt/rustwide/workdir) [INFO] [stderr] Compiling p256-cortex-m4-sys v0.1.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking crypto-mac v0.11.1 [INFO] [stderr] Checking sha2 v0.9.9 [INFO] [stderr] Checking ff v0.10.1 [INFO] [stderr] Checking signature v1.3.2 [INFO] [stderr] Checking hmac v0.11.0 [INFO] [stderr] Checking group v0.10.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/der-0.4.5/src/encoder.rs:28:18 [INFO] [stdout] | [INFO] [stdout] 28 | self.error(ErrorKind::Failed)?; [INFO] [stdout] | ^^^^^ cannot infer type of the type parameter `T` declared on the method `error` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 28 | self.error::(ErrorKind::Failed)?; [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/der-0.4.5/src/encoder.rs:182:18 [INFO] [stdout] | [INFO] [stdout] 182 | self.error(ErrorKind::Overlength)?; [INFO] [stdout] | ^^^^^ cannot infer type of the type parameter `T` declared on the method `error` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 182 | self.error::(ErrorKind::Overlength)?; [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `der` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8a9a4bb5d9bfceb7a9f583d88edd4124439f8c3f4f70c2c66130679d9cfcad01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a9a4bb5d9bfceb7a9f583d88edd4124439f8c3f4f70c2c66130679d9cfcad01", kill_on_drop: false }` [INFO] [stdout] 8a9a4bb5d9bfceb7a9f583d88edd4124439f8c3f4f70c2c66130679d9cfcad01