[INFO] fetching crate sht25 0.1.0-alpha.3...
[INFO] checking sht25-0.1.0-alpha.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate sht25 0.1.0-alpha.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate sht25 0.1.0-alpha.3 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] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate sht25 0.1.0-alpha.3
[INFO] finished tweaking crates.io crate sht25 0.1.0-alpha.3
[INFO] tweaked toml for crates.io crate sht25 0.1.0-alpha.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate sht25 0.1.0-alpha.3 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile-register v0.2.1
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded fugit-timer v0.1.3
[INFO] [stderr]   Downloaded riscv-target v0.1.2
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded critical-section v0.2.7
[INFO] [stderr]   Downloaded defmt-rtt v0.3.2
[INFO] [stderr]   Downloaded defmt-parser v0.3.1
[INFO] [stderr]   Downloaded defmt-macros v0.3.2
[INFO] [stderr]   Downloaded defmt v0.3.2
[INFO] [stderr]   Downloaded time v0.3.14
[INFO] [stderr]   Downloaded riscv v0.7.0
[INFO] [stderr]   Downloaded cortex-m v0.7.6
[INFO] [stderr]   Downloaded stm32f4xx-hal v0.13.2
[INFO] [stderr]   Downloaded panic-probe v0.3.0
[INFO] [stderr]   Downloaded embedded-hal v1.0.0-alpha.7
[INFO] [stderr]   Downloaded embedded-storage v0.2.0
[INFO] [stderr]   Downloaded paste v1.0.9
[INFO] [stderr]   Downloaded gcd v2.1.0
[INFO] [stderr]   Downloaded fugit v0.3.6
[INFO] [stderr]   Downloaded cortex-m-rt v0.7.1
[INFO] [stderr]   Downloaded stm32f4 v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 527fe10c1905ca8dcb1e863ef528885accb2a1b28d5e8c58d588ae2457993d73
[INFO] running `Command { std: "docker" "start" "-a" "527fe10c1905ca8dcb1e863ef528885accb2a1b28d5e8c58d588ae2457993d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "527fe10c1905ca8dcb1e863ef528885accb2a1b28d5e8c58d588ae2457993d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527fe10c1905ca8dcb1e863ef528885accb2a1b28d5e8c58d588ae2457993d73", kill_on_drop: false }`
[INFO] [stdout] 527fe10c1905ca8dcb1e863ef528885accb2a1b28d5e8c58d588ae2457993d73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] eb34a98b1ef0a56269a2e19ab7ece6ef6b9d90db3db40bac9eac88e776d4bea4
[INFO] running `Command { std: "docker" "start" "-a" "eb34a98b1ef0a56269a2e19ab7ece6ef6b9d90db3db40bac9eac88e776d4bea4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.6
[INFO] [stderr]    Compiling defmt v0.3.2
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]    Compiling defmt-macros v0.3.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling defmt-parser v0.3.1
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking critical-section v1.1.1
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling critical-section v0.2.7
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling stm32f4 v0.14.0
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.7
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling panic-probe v0.3.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling defmt-rtt v0.3.2
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking embedded-dma v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking embedded-storage v0.2.0
[INFO] [stderr]     Checking sht25 v0.1.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking gcd v2.1.0
[INFO] [stderr]     Checking fugit v0.3.6
[INFO] [stderr]     Checking time v0.3.14
[INFO] [stderr]     Checking fugit-timer v0.1.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]     Checking stm32f4xx-hal v0.13.2
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 34.68s
[INFO] running `Command { std: "docker" "inspect" "eb34a98b1ef0a56269a2e19ab7ece6ef6b9d90db3db40bac9eac88e776d4bea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb34a98b1ef0a56269a2e19ab7ece6ef6b9d90db3db40bac9eac88e776d4bea4", kill_on_drop: false }`
[INFO] [stdout] eb34a98b1ef0a56269a2e19ab7ece6ef6b9d90db3db40bac9eac88e776d4bea4