[INFO] fetching crate groundhog-stm32g031 0.3.1... [INFO] checking groundhog-stm32g031-0.3.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate groundhog-stm32g031 0.3.1 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate groundhog-stm32g031 0.3.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate groundhog-stm32g031 0.3.1 [INFO] finished tweaking crates.io crate groundhog-stm32g031 0.3.1 [INFO] tweaked toml for crates.io crate groundhog-stm32g031 0.3.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 43 packages [INFO] [stderr] Adding aligned v0.3.5 (latest: v0.4.2) [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 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 cortex-m-rtic v0.5.9 (latest: v1.1.4) [INFO] [stderr] Adding cortex-m-rtic-macros v0.5.3 (latest: v1.1.6) [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 groundhog v0.1.0 (latest: v0.2.5) [INFO] [stderr] Adding hash32 v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding heapless v0.6.1 (latest: v0.8.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [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 rtic-core v0.3.1 (latest: v1.0.0) [INFO] [stderr] Adding rtic-syntax v0.4.0 (latest: v1.0.3) [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 stm32g0 v0.13.0 (latest: v0.15.1) [INFO] [stderr] Adding stm32g0xx-hal v0.1.5 (latest: v0.2.0) [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 cortex-m-rt-macros v0.6.15 [INFO] [stderr] Downloaded stm32g0xx-hal v0.1.5 [INFO] [stderr] Downloaded groundhog v0.1.0 [INFO] [stderr] Downloaded r0 v0.2.2 [INFO] [stderr] Downloaded aligned v0.3.5 [INFO] [stderr] Downloaded cortex-m v0.6.7 [INFO] [stderr] Downloaded rtic-syntax v0.4.0 [INFO] [stderr] Downloaded rtic-core v0.3.1 [INFO] [stderr] Downloaded cortex-m-rtic v0.5.9 [INFO] [stderr] Downloaded bare-metal v1.0.0 [INFO] [stderr] Downloaded cortex-m-rt v0.6.15 [INFO] [stderr] Downloaded cortex-m-rtic-macros v0.5.3 [INFO] [stderr] Downloaded stm32g0 v0.13.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3aca9671f1f1992bc7ed3d4fea24e708d96995040fe05cda97f4d185e1c1cbc6 [INFO] running `Command { std: "docker" "start" "-a" "3aca9671f1f1992bc7ed3d4fea24e708d96995040fe05cda97f4d185e1c1cbc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3aca9671f1f1992bc7ed3d4fea24e708d96995040fe05cda97f4d185e1c1cbc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3aca9671f1f1992bc7ed3d4fea24e708d96995040fe05cda97f4d185e1c1cbc6", kill_on_drop: false }` [INFO] [stdout] 3aca9671f1f1992bc7ed3d4fea24e708d96995040fe05cda97f4d185e1c1cbc6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a1888a1646ed46b13b6f7ac942eaa99272c555b4345463ab268778d1971dd2e3 [INFO] running `Command { std: "docker" "start" "-a" "a1888a1646ed46b13b6f7ac942eaa99272c555b4345463ab268778d1971dd2e3", kill_on_drop: false }` [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling cortex-m-rt v0.6.15 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling stm32g0 v0.13.0 [INFO] [stderr] Compiling heapless v0.6.1 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Compiling cortex-m-rt-macros v0.6.15 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Checking volatile-register v0.2.2 [INFO] [stderr] Compiling cortex-m-rtic v0.5.9 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking bare-metal v1.0.0 [INFO] [stderr] Checking hash32 v0.1.1 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking rtic-core v0.3.1 [INFO] [stderr] Checking groundhog v0.1.0 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stderr] Compiling rtic-syntax v0.4.0 [INFO] [stderr] Compiling cortex-m-rtic-macros v0.5.3 [INFO] [stderr] Checking stm32g0xx-hal v0.1.5 [INFO] [stderr] Checking groundhog-stm32g031 v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.39s [INFO] running `Command { std: "docker" "inspect" "a1888a1646ed46b13b6f7ac942eaa99272c555b4345463ab268778d1971dd2e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1888a1646ed46b13b6f7ac942eaa99272c555b4345463ab268778d1971dd2e3", kill_on_drop: false }` [INFO] [stdout] a1888a1646ed46b13b6f7ac942eaa99272c555b4345463ab268778d1971dd2e3 [INFO] checking groundhog-stm32g031-0.3.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate groundhog-stm32g031 0.3.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate groundhog-stm32g031 0.3.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate groundhog-stm32g031 0.3.1 [INFO] finished tweaking crates.io crate groundhog-stm32g031 0.3.1 [INFO] tweaked toml for crates.io crate groundhog-stm32g031 0.3.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 43 packages [INFO] [stderr] Adding aligned v0.3.5 (latest: v0.4.2) [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 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 cortex-m-rtic v0.5.9 (latest: v1.1.4) [INFO] [stderr] Adding cortex-m-rtic-macros v0.5.3 (latest: v1.1.6) [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 groundhog v0.1.0 (latest: v0.2.5) [INFO] [stderr] Adding hash32 v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding heapless v0.6.1 (latest: v0.8.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [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 rtic-core v0.3.1 (latest: v1.0.0) [INFO] [stderr] Adding rtic-syntax v0.4.0 (latest: v1.0.3) [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 stm32g0 v0.13.0 (latest: v0.15.1) [INFO] [stderr] Adding stm32g0xx-hal v0.1.5 (latest: v0.2.0) [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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8311954704b4c24c23fa8ca72a26fe98d96c75e43964af75f61dcf31dc75616e [INFO] running `Command { std: "docker" "start" "-a" "8311954704b4c24c23fa8ca72a26fe98d96c75e43964af75f61dcf31dc75616e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8311954704b4c24c23fa8ca72a26fe98d96c75e43964af75f61dcf31dc75616e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8311954704b4c24c23fa8ca72a26fe98d96c75e43964af75f61dcf31dc75616e", kill_on_drop: false }` [INFO] [stdout] 8311954704b4c24c23fa8ca72a26fe98d96c75e43964af75f61dcf31dc75616e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dbb336477f759d85f15021f59c3bc688b2db0c6469b7d6026077bbe2de198fc4 [INFO] running `Command { std: "docker" "start" "-a" "dbb336477f759d85f15021f59c3bc688b2db0c6469b7d6026077bbe2de198fc4", kill_on_drop: false }` [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Compiling cortex-m-rt v0.6.15 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling cortex-m-rt-macros v0.6.15 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling heapless v0.6.1 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Compiling stm32g0 v0.13.0 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking volatile-register v0.2.2 [INFO] [stderr] Compiling cortex-m-rtic v0.5.9 [INFO] [stderr] Checking bare-metal v1.0.0 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking rtic-core v0.3.1 [INFO] [stderr] Checking groundhog v0.1.0 [INFO] [stderr] Checking hash32 v0.1.1 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stderr] Compiling rtic-syntax v0.4.0 [INFO] [stderr] Compiling cortex-m-rtic-macros v0.5.3 [INFO] [stderr] Checking stm32g0xx-hal v0.1.5 [INFO] [stderr] Checking groundhog-stm32g031 v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.22s [INFO] running `Command { std: "docker" "inspect" "dbb336477f759d85f15021f59c3bc688b2db0c6469b7d6026077bbe2de198fc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbb336477f759d85f15021f59c3bc688b2db0c6469b7d6026077bbe2de198fc4", kill_on_drop: false }` [INFO] [stdout] dbb336477f759d85f15021f59c3bc688b2db0c6469b7d6026077bbe2de198fc4