[INFO] cloning repository https://github.com/GregWoods/06-oled-stm32f4-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GregWoods/06-oled-stm32f4-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregWoods%2F06-oled-stm32f4-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregWoods%2F06-oled-stm32f4-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c5b167ff7c17b2d63d1f6feffccc9b8cb5381da
[INFO] testing GregWoods/06-oled-stm32f4-rs against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregWoods%2F06-oled-stm32f4-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GregWoods/06-oled-stm32f4-rs on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking git repo https://github.com/GregWoods/06-oled-stm32f4-rs
[INFO] finished tweaking git repo https://github.com/GregWoods/06-oled-stm32f4-rs
[INFO] tweaked toml for git repo https://github.com/GregWoods/06-oled-stm32f4-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/GregWoods/06-oled-stm32f4-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded as-slice v0.1.4
[INFO] [stderr]   Downloaded embedded-hal v0.2.4
[INFO] [stderr]   Downloaded embedded-graphics v0.6.2
[INFO] [stderr]   Downloaded aligned v0.3.4
[INFO] [stderr]   Downloaded cortex-m v0.6.4
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.13
[INFO] [stderr]   Downloaded stm32f4xx-hal v0.6.0
[INFO] [stderr]   Downloaded ssd1306 v0.3.1
[INFO] [stderr]   Downloaded stm32f4 v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1b7efcce74a2940517dc28013ad0ac0d1effeab6299d11e9038b73cf93f67e67
[INFO] running `Command { std: "docker" "start" "-a" "1b7efcce74a2940517dc28013ad0ac0d1effeab6299d11e9038b73cf93f67e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b7efcce74a2940517dc28013ad0ac0d1effeab6299d11e9038b73cf93f67e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b7efcce74a2940517dc28013ad0ac0d1effeab6299d11e9038b73cf93f67e67", kill_on_drop: false }`
[INFO] [stdout] 1b7efcce74a2940517dc28013ad0ac0d1effeab6299d11e9038b73cf93f67e67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5fc1786e42bf970bcbc608446403d0e53f30f245aba17d7a6386e21f397ea47a
[INFO] running `Command { std: "docker" "start" "-a" "5fc1786e42bf970bcbc608446403d0e53f30f245aba17d7a6386e21f397ea47a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling cortex-m v0.6.4
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling stm32f4 v0.8.0
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling ssd1306 v0.3.1
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling as-slice v0.1.4
[INFO] [stderr]    Compiling embedded-graphics v0.6.2
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling aligned v0.3.4
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling stm32f4xx-hal v0.6.0
[INFO] [stderr]    Compiling x06-oled-f4-rs 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 `x06-oled-f4-rs` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5fc1786e42bf970bcbc608446403d0e53f30f245aba17d7a6386e21f397ea47a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fc1786e42bf970bcbc608446403d0e53f30f245aba17d7a6386e21f397ea47a", kill_on_drop: false }`
[INFO] [stdout] 5fc1786e42bf970bcbc608446403d0e53f30f245aba17d7a6386e21f397ea47a