[INFO] cloning repository https://github.com/frogshead/blue-pill-ds1820-temp-sensor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frogshead/blue-pill-ds1820-temp-sensor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrogshead%2Fblue-pill-ds1820-temp-sensor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrogshead%2Fblue-pill-ds1820-temp-sensor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ad2f49dbf7538842d7db1f9e7192d0d8a3b0c0a
[INFO] testing frogshead/blue-pill-ds1820-temp-sensor against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrogshead%2Fblue-pill-ds1820-temp-sensor" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frogshead/blue-pill-ds1820-temp-sensor on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-14/source/.cargo/config
[INFO] started tweaking git repo https://github.com/frogshead/blue-pill-ds1820-temp-sensor
[INFO] finished tweaking git repo https://github.com/frogshead/blue-pill-ds1820-temp-sensor
[INFO] tweaked toml for git repo https://github.com/frogshead/blue-pill-ds1820-temp-sensor written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/frogshead/blue-pill-ds1820-temp-sensor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8f6971f162d2719fa464674c57bc53187a884a47738e7360ccfbb591948332f
[INFO] running `Command { std: "docker" "start" "-a" "f8f6971f162d2719fa464674c57bc53187a884a47738e7360ccfbb591948332f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8f6971f162d2719fa464674c57bc53187a884a47738e7360ccfbb591948332f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f6971f162d2719fa464674c57bc53187a884a47738e7360ccfbb591948332f", kill_on_drop: false }`
[INFO] [stdout] f8f6971f162d2719fa464674c57bc53187a884a47738e7360ccfbb591948332f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7ba35c16d7011be00106fd600994fd59d9563e12b6f09a3f64c6b77d53fa3fb
[INFO] running `Command { std: "docker" "start" "-a" "a7ba35c16d7011be00106fd600994fd59d9563e12b6f09a3f64c6b77d53fa3fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cortex-m v0.5.8
[INFO] [stderr]    Compiling vcell v0.1.0
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.1
[INFO] [stderr]    Compiling cortex-m-rt v0.6.7
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.2
[INFO] [stderr]    Compiling stm32f1 v0.6.0
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling m v0.1.1
[INFO] [stderr]    Compiling bare-metal v0.2.4
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling embedded-hal v0.2.2
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling hash32 v0.1.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling onewire v0.3.10
[INFO] [stderr]    Compiling enc28j60 v0.2.1
[INFO] [stderr]    Compiling generic-array v0.11.1
[INFO] [stderr]    Compiling mfrc522 v0.2.0
[INFO] [stderr]    Compiling heapless v0.4.2
[INFO] [stderr]    Compiling panic-itm v0.4.0
[INFO] [stderr]    Compiling panic-semihosting v0.5.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]    Compiling stm32f1xx-hal v0.2.0
[INFO] [stderr]    Compiling ds1820 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ds1820` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a7ba35c16d7011be00106fd600994fd59d9563e12b6f09a3f64c6b77d53fa3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7ba35c16d7011be00106fd600994fd59d9563e12b6f09a3f64c6b77d53fa3fb", kill_on_drop: false }`
[INFO] [stdout] a7ba35c16d7011be00106fd600994fd59d9563e12b6f09a3f64c6b77d53fa3fb