[INFO] fetching crate avr_delay 0.3.2...
[INFO] checking avr_delay-0.3.2 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate avr_delay 0.3.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate avr_delay 0.3.2 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate avr_delay 0.3.2
[INFO] finished tweaking crates.io crate avr_delay 0.3.2
[INFO] tweaked toml for crates.io crate avr_delay 0.3.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate avr_delay 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const_env--value v0.1.2
[INFO] [stderr]   Downloaded avr-config v2.0.1
[INFO] [stderr]   Downloaded const_env_impl--value v0.1.2
[INFO] [stderr]   Downloaded avr-std-stub v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77065acf0f24f38ef166c85f88dfc250cc21e940722b946e9722e1bc4fb162ca
[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" "77065acf0f24f38ef166c85f88dfc250cc21e940722b946e9722e1bc4fb162ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77065acf0f24f38ef166c85f88dfc250cc21e940722b946e9722e1bc4fb162ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77065acf0f24f38ef166c85f88dfc250cc21e940722b946e9722e1bc4fb162ca", kill_on_drop: false }`
[INFO] [stdout] 77065acf0f24f38ef166c85f88dfc250cc21e940722b946e9722e1bc4fb162ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14d26aa03906fa141efd5a7e2c85f1758e1d7034d36ddf2c5bb190af45d900ad
[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" "14d26aa03906fa141efd5a7e2c85f1758e1d7034d36ddf2c5bb190af45d900ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking avr-std-stub v1.0.2
[INFO] [stderr]    Compiling const_env_impl--value v0.1.2
[INFO] [stderr]    Compiling const_env--value v0.1.2
[INFO] [stderr]     Checking avr-config v2.0.1
[INFO] [stderr]     Checking avr_delay v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `avr_delay`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "14d26aa03906fa141efd5a7e2c85f1758e1d7034d36ddf2c5bb190af45d900ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14d26aa03906fa141efd5a7e2c85f1758e1d7034d36ddf2c5bb190af45d900ad", kill_on_drop: false }`
[INFO] [stdout] 14d26aa03906fa141efd5a7e2c85f1758e1d7034d36ddf2c5bb190af45d900ad