[INFO] fetching crate stm32f401ccu6-bsp 0.1.1...
[INFO] checking stm32f401ccu6-bsp-0.1.1 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate stm32f401ccu6-bsp 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate stm32f401ccu6-bsp 0.1.1 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/.cargo/config
[INFO] started tweaking crates.io crate stm32f401ccu6-bsp 0.1.1
[INFO] finished tweaking crates.io crate stm32f401ccu6-bsp 0.1.1
[INFO] tweaked toml for crates.io crate stm32f401ccu6-bsp 0.1.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate stm32f401ccu6-bsp 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stm32f4xx-hal v0.8.3
[INFO] [stderr]   Downloaded syn v1.0.36
[INFO] [stderr]   Downloaded rtt-target v0.1.1
[INFO] [stderr]   Downloaded panic-rtt-core v0.1.1
[INFO] [stderr]   Downloaded ssd1306 v0.3.1
[INFO] [stderr]   Downloaded stm32f4 v0.11.0
[INFO] [stderr]   Downloaded stm32f4 v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d503f8d4c1866fb1563c1b0540a66831e8821480bc642722c3ba3bc7acf8ada
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6d503f8d4c1866fb1563c1b0540a66831e8821480bc642722c3ba3bc7acf8ada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d503f8d4c1866fb1563c1b0540a66831e8821480bc642722c3ba3bc7acf8ada", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d503f8d4c1866fb1563c1b0540a66831e8821480bc642722c3ba3bc7acf8ada", kill_on_drop: false }`
[INFO] [stdout] 6d503f8d4c1866fb1563c1b0540a66831e8821480bc642722c3ba3bc7acf8ada
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70c1fd028beb3d3d57cd7452ccb6a81f1086624f27a2919a972a7782de58b2de
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "70c1fd028beb3d3d57cd7452ccb6a81f1086624f27a2919a972a7782de58b2de", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling stm32f4 v0.11.0
[INFO] [stderr]    Compiling stm32f4 v0.10.0
[INFO] [stderr]    Compiling ssd1306 v0.3.1
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]    Compiling stm32f401ccu6-bsp v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking cortex-m v0.6.3
[INFO] [stderr]     Checking embedded-graphics v0.6.2
[INFO] [stderr]     Checking rtt-target v0.1.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking panic-rtt-core v0.1.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]     Checking stm32f4xx-hal v0.8.3
[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 `stm32f401ccu6-bsp`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "70c1fd028beb3d3d57cd7452ccb6a81f1086624f27a2919a972a7782de58b2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70c1fd028beb3d3d57cd7452ccb6a81f1086624f27a2919a972a7782de58b2de", kill_on_drop: false }`
[INFO] [stdout] 70c1fd028beb3d3d57cd7452ccb6a81f1086624f27a2919a972a7782de58b2de