[INFO] cloning repository https://github.com/gregoriB/firmware_tutorial_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gregoriB/firmware_tutorial_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgregoriB%2Ffirmware_tutorial_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgregoriB%2Ffirmware_tutorial_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bab621787e0370dc9f8bc50de14639888f31496
[INFO] checking gregoriB/firmware_tutorial_rust against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgregoriB%2Ffirmware_tutorial_rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gregoriB/firmware_tutorial_rust 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-3-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/gregoriB/firmware_tutorial_rust
[INFO] finished tweaking git repo https://github.com/gregoriB/firmware_tutorial_rust
[INFO] tweaked toml for git repo https://github.com/gregoriB/firmware_tutorial_rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gregoriB/firmware_tutorial_rust 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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9e88b8d90c642a7b821e6e6960e125abc2e161b9d7a10c0471e88bbac34ba0b3
[INFO] running `Command { std: "docker" "start" "-a" "9e88b8d90c642a7b821e6e6960e125abc2e161b9d7a10c0471e88bbac34ba0b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e88b8d90c642a7b821e6e6960e125abc2e161b9d7a10c0471e88bbac34ba0b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e88b8d90c642a7b821e6e6960e125abc2e161b9d7a10c0471e88bbac34ba0b3", kill_on_drop: false }`
[INFO] [stdout] 9e88b8d90c642a7b821e6e6960e125abc2e161b9d7a10c0471e88bbac34ba0b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 213806a02806900386123282eab2dc672bc7da5414a511a98a2dcf7bca80c7b9
[INFO] running `Command { std: "docker" "start" "-a" "213806a02806900386123282eab2dc672bc7da5414a511a98a2dcf7bca80c7b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling bootloader v0.9.23
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking x86_64 v0.14.10
[INFO] [stderr]     Checking uart_16550 v0.2.18
[INFO] [stderr]     Checking rust_os v0.1.0 (/opt/rustwide/workdir)
[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: 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 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_os` (bin "rust_os") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_os` (bin "rust_os" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "213806a02806900386123282eab2dc672bc7da5414a511a98a2dcf7bca80c7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "213806a02806900386123282eab2dc672bc7da5414a511a98a2dcf7bca80c7b9", kill_on_drop: false }`
[INFO] [stdout] 213806a02806900386123282eab2dc672bc7da5414a511a98a2dcf7bca80c7b9
[INFO] checking gregoriB/firmware_tutorial_rust against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgregoriB%2Ffirmware_tutorial_rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gregoriB/firmware_tutorial_rust on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/gregoriB/firmware_tutorial_rust
[INFO] finished tweaking git repo https://github.com/gregoriB/firmware_tutorial_rust
[INFO] tweaked toml for git repo https://github.com/gregoriB/firmware_tutorial_rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gregoriB/firmware_tutorial_rust 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdf07f97362fbccbcb7811c8fba26d3336fb5ab14c8df1320fad95728f0e5b61
[INFO] running `Command { std: "docker" "start" "-a" "bdf07f97362fbccbcb7811c8fba26d3336fb5ab14c8df1320fad95728f0e5b61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdf07f97362fbccbcb7811c8fba26d3336fb5ab14c8df1320fad95728f0e5b61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdf07f97362fbccbcb7811c8fba26d3336fb5ab14c8df1320fad95728f0e5b61", kill_on_drop: false }`
[INFO] [stdout] bdf07f97362fbccbcb7811c8fba26d3336fb5ab14c8df1320fad95728f0e5b61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9a7697a1540e4f627115624f89c3b4c3fbf7a50ef419e6e0433a6beca8af240
[INFO] running `Command { std: "docker" "start" "-a" "c9a7697a1540e4f627115624f89c3b4c3fbf7a50ef419e6e0433a6beca8af240", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "c9a7697a1540e4f627115624f89c3b4c3fbf7a50ef419e6e0433a6beca8af240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a7697a1540e4f627115624f89c3b4c3fbf7a50ef419e6e0433a6beca8af240", kill_on_drop: false }`
[INFO] [stdout] c9a7697a1540e4f627115624f89c3b4c3fbf7a50ef419e6e0433a6beca8af240