[INFO] fetching crate ws2812-pwm-dma 0.1.1...
[INFO] checking ws2812-pwm-dma-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ws2812-pwm-dma 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate ws2812-pwm-dma 0.1.1 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 ws2812-pwm-dma 0.1.1
[INFO] finished tweaking crates.io crate ws2812-pwm-dma 0.1.1
[INFO] tweaked toml for crates.io crate ws2812-pwm-dma 0.1.1 written to /workspace/builds/worker-5-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 44 packages
[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 bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (latest: v1.0.0)
[INFO] [stderr]       Adding embedded-hal v1.0.0-alpha.8 (latest: v1.0.0)
[INFO] [stderr]       Adding embedded-storage v0.2.0 (latest: v0.3.1)
[INFO] [stderr]       Adding nb v0.1.3 (latest: v1.1.0)
[INFO] [stderr]       Adding radium v0.7.0 (latest: v1.1.0)
[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 smart-leds-trait v0.2.1 (latest: v0.3.0)
[INFO] [stderr]       Adding stm32f4xx-hal v0.15.0 (latest: v0.20.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wyz v0.5.1 (latest: v0.6.1)
[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 gcd v2.3.0
[INFO] [stderr]   Downloaded embedded-hal v1.0.0-alpha.8
[INFO] [stderr]   Downloaded fugit-timer v0.1.3
[INFO] [stderr]   Downloaded smart-leds-trait v0.2.1
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded embedded-storage v0.2.0
[INFO] [stderr]   Downloaded embedded-dma v0.2.0
[INFO] [stderr]   Downloaded stm32f4xx-hal v0.15.0
[INFO] [stderr]   Downloaded fugit v0.3.7
[INFO] [stderr]   Downloaded stm32f4 v0.15.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8ae44757ee33862c4cab2d0a2d64661c263a9b9490b3dce1eaab15cc768833c
[INFO] running `Command { std: "docker" "start" "-a" "b8ae44757ee33862c4cab2d0a2d64661c263a9b9490b3dce1eaab15cc768833c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8ae44757ee33862c4cab2d0a2d64661c263a9b9490b3dce1eaab15cc768833c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8ae44757ee33862c4cab2d0a2d64661c263a9b9490b3dce1eaab15cc768833c", kill_on_drop: false }`
[INFO] [stdout] b8ae44757ee33862c4cab2d0a2d64661c263a9b9490b3dce1eaab15cc768833c
[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=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] c8a73d5fb32c99d1afac3a7dd774d5a46a202dc01dd035cacc0930a0586d3efc
[INFO] running `Command { std: "docker" "start" "-a" "c8a73d5fb32c99d1afac3a7dd774d5a46a202dc01dd035cacc0930a0586d3efc", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling cortex-m-rt v0.7.3
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling stm32f4 v0.15.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.8
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking fugit v0.3.7
[INFO] [stderr]     Checking embedded-dma v0.2.0
[INFO] [stderr]     Checking embedded-storage v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking smart-leds-trait v0.2.1
[INFO] [stderr]     Checking fugit-timer v0.1.3
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking stm32f4xx-hal v0.15.0
[INFO] [stderr]     Checking ws2812-pwm-dma v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.97s
[INFO] running `Command { std: "docker" "inspect" "c8a73d5fb32c99d1afac3a7dd774d5a46a202dc01dd035cacc0930a0586d3efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a73d5fb32c99d1afac3a7dd774d5a46a202dc01dd035cacc0930a0586d3efc", kill_on_drop: false }`
[INFO] [stdout] c8a73d5fb32c99d1afac3a7dd774d5a46a202dc01dd035cacc0930a0586d3efc
[INFO] checking ws2812-pwm-dma-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ws2812-pwm-dma 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate ws2812-pwm-dma 0.1.1 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ws2812-pwm-dma 0.1.1
[INFO] finished tweaking crates.io crate ws2812-pwm-dma 0.1.1
[INFO] tweaked toml for crates.io crate ws2812-pwm-dma 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7773badb5831f36e210ac8f0808e8c114102e6da827184bc6c5a90ac65e41f6d
[INFO] running `Command { std: "docker" "start" "-a" "7773badb5831f36e210ac8f0808e8c114102e6da827184bc6c5a90ac65e41f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7773badb5831f36e210ac8f0808e8c114102e6da827184bc6c5a90ac65e41f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7773badb5831f36e210ac8f0808e8c114102e6da827184bc6c5a90ac65e41f6d", kill_on_drop: false }`
[INFO] [stdout] 7773badb5831f36e210ac8f0808e8c114102e6da827184bc6c5a90ac65e41f6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f0c0c2c4087767f029999f0e434a5fb241aa91c8890af23c575453d56269c0c
[INFO] running `Command { std: "docker" "start" "-a" "3f0c0c2c4087767f029999f0e434a5fb241aa91c8890af23c575453d56269c0c", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling cortex-m-rt v0.7.3
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking gcd v2.3.0
[INFO] [stderr]    Compiling stm32f4 v0.15.1
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]     Checking volatile-register v0.2.2
[INFO] [stderr]     Checking embedded-dma v0.2.0
[INFO] [stderr]     Checking rgb v0.8.37
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v1.0.0-alpha.8
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking embedded-storage v0.2.0
[INFO] [stderr]     Checking fugit v0.3.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking smart-leds-trait v0.2.1
[INFO] [stderr]     Checking fugit-timer v0.1.3
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking stm32f4xx-hal v0.15.0
[INFO] [stderr]     Checking ws2812-pwm-dma v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.09s
[INFO] running `Command { std: "docker" "inspect" "3f0c0c2c4087767f029999f0e434a5fb241aa91c8890af23c575453d56269c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f0c0c2c4087767f029999f0e434a5fb241aa91c8890af23c575453d56269c0c", kill_on_drop: false }`
[INFO] [stdout] 3f0c0c2c4087767f029999f0e434a5fb241aa91c8890af23c575453d56269c0c