[INFO] cloning repository https://github.com/ceciliacsilva/stm32l052 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ceciliacsilva/stm32l052" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceciliacsilva%2Fstm32l052", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceciliacsilva%2Fstm32l052'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d21b9ffae7f1404a98e94030cd1f8388b4e06c7a [INFO] checking ceciliacsilva/stm32l052 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceciliacsilva%2Fstm32l052" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ceciliacsilva/stm32l052 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 git repo https://github.com/ceciliacsilva/stm32l052 [INFO] finished tweaking git repo https://github.com/ceciliacsilva/stm32l052 [INFO] tweaked toml for git repo https://github.com/ceciliacsilva/stm32l052 written to /workspace/builds/worker-6-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] Locking 31 packages [INFO] [stderr] Adding aligned v0.2.0 (latest: v0.4.2) [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 v0.5.11 (latest: v0.7.7) [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 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] Downloading crates ... [INFO] [stderr] Downloaded cortex-m v0.6.7 [INFO] [stderr] Downloaded aligned v0.2.0 [INFO] [stderr] Downloaded as-slice v0.1.5 [INFO] [stderr] Downloaded aligned v0.3.5 [INFO] [stderr] Downloaded cortex-m v0.5.11 [INFO] [stderr] Downloaded cortex-m-rt-macros v0.6.15 [INFO] [stderr] Downloaded r0 v0.2.2 [INFO] [stderr] Downloaded cortex-m-rt v0.6.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0bdc3f9c965486de9c3d2b595e341fff0c40f658a61115fd6bf26d0c735bc0be [INFO] running `Command { std: "docker" "start" "-a" "0bdc3f9c965486de9c3d2b595e341fff0c40f658a61115fd6bf26d0c735bc0be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0bdc3f9c965486de9c3d2b595e341fff0c40f658a61115fd6bf26d0c735bc0be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0bdc3f9c965486de9c3d2b595e341fff0c40f658a61115fd6bf26d0c735bc0be", kill_on_drop: false }` [INFO] [stdout] 0bdc3f9c965486de9c3d2b595e341fff0c40f658a61115fd6bf26d0c735bc0be [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 37c6f39cf02e4c0582cef724ae0da582cad1f7b6594c9ef8d1fbeff842a206ca [INFO] running `Command { std: "docker" "start" "-a" "37c6f39cf02e4c0582cef724ae0da582cad1f7b6594c9ef8d1fbeff842a206ca", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling version_check v0.9.4 [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] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling cortex-m v0.5.11 [INFO] [stderr] Checking aligned v0.2.0 [INFO] [stderr] Compiling stm32l052 v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking volatile-register v0.2.2 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.84s [INFO] running `Command { std: "docker" "inspect" "37c6f39cf02e4c0582cef724ae0da582cad1f7b6594c9ef8d1fbeff842a206ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37c6f39cf02e4c0582cef724ae0da582cad1f7b6594c9ef8d1fbeff842a206ca", kill_on_drop: false }` [INFO] [stdout] 37c6f39cf02e4c0582cef724ae0da582cad1f7b6594c9ef8d1fbeff842a206ca