[INFO] cloning repository https://github.com/unmanbearpig/blinky-from-scratch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/unmanbearpig/blinky-from-scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funmanbearpig%2Fblinky-from-scratch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funmanbearpig%2Fblinky-from-scratch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39b8315644f658032bccd345a7e267981397f744
[INFO] checking unmanbearpig/blinky-from-scratch against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funmanbearpig%2Fblinky-from-scratch" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/unmanbearpig/blinky-from-scratch on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/unmanbearpig/blinky-from-scratch
[INFO] finished tweaking git repo https://github.com/unmanbearpig/blinky-from-scratch
[INFO] tweaked toml for git repo https://github.com/unmanbearpig/blinky-from-scratch written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/unmanbearpig/blinky-from-scratch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e052da4039138895f6f327143c5243bd196f2986cb0d7478b80424e382d45bc9
[INFO] running `Command { std: "docker" "start" "-a" "e052da4039138895f6f327143c5243bd196f2986cb0d7478b80424e382d45bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e052da4039138895f6f327143c5243bd196f2986cb0d7478b80424e382d45bc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e052da4039138895f6f327143c5243bd196f2986cb0d7478b80424e382d45bc9", kill_on_drop: false }`
[INFO] [stdout] e052da4039138895f6f327143c5243bd196f2986cb0d7478b80424e382d45bc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe9ca55b66303777b4625f689ac0b1b09749cf1293d6a9dac8bcf93d4f5b45d3
[INFO] running `Command { std: "docker" "start" "-a" "fe9ca55b66303777b4625f689ac0b1b09749cf1293d6a9dac8bcf93d4f5b45d3", kill_on_drop: false }`
[INFO] [stderr]     Checking blinky-from-scratch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `asm` in this scope
[INFO] [stdout]  --> src/asm.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         asm!("nop");
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 1 + use core::arch::asm;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blinky-from-scratch` (bin "blinky-from-scratch") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "fe9ca55b66303777b4625f689ac0b1b09749cf1293d6a9dac8bcf93d4f5b45d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe9ca55b66303777b4625f689ac0b1b09749cf1293d6a9dac8bcf93d4f5b45d3", kill_on_drop: false }`
[INFO] [stdout] fe9ca55b66303777b4625f689ac0b1b09749cf1293d6a9dac8bcf93d4f5b45d3