[INFO] cloning repository https://github.com/lupodevelop/rust_kernel_by_doing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lupodevelop/rust_kernel_by_doing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flupodevelop%2Frust_kernel_by_doing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flupodevelop%2Frust_kernel_by_doing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92c6a582ab0ad1cb85cba4d82f04ef5f31ffa923
[INFO] checking lupodevelop/rust_kernel_by_doing against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flupodevelop%2Frust_kernel_by_doing" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lupodevelop/rust_kernel_by_doing 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-2-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/lupodevelop/rust_kernel_by_doing
[INFO] finished tweaking git repo https://github.com/lupodevelop/rust_kernel_by_doing
[INFO] tweaked toml for git repo https://github.com/lupodevelop/rust_kernel_by_doing written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lupodevelop/rust_kernel_by_doing 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ux v0.1.3
[INFO] [stderr]   Downloaded array-init v0.0.4
[INFO] [stderr]   Downloaded xmas-elf v0.6.2
[INFO] [stderr]   Downloaded x86_64 v0.7.4
[INFO] [stderr]   Downloaded fixedvec v0.2.4
[INFO] [stderr]   Downloaded llvm-tools v0.1.1
[INFO] [stderr]   Downloaded usize_conversions v0.2.0
[INFO] [stderr]   Downloaded bit_field v0.9.0
[INFO] [stderr]   Downloaded bootloader v0.6.4
[INFO] [stderr]   Downloaded volatile v0.2.6
[INFO] [stderr]   Downloaded zero v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0cb34986acf5cb35b419cbb5ca6be25dd200b5b274fec32f91455e14d778250a
[INFO] running `Command { std: "docker" "start" "-a" "0cb34986acf5cb35b419cbb5ca6be25dd200b5b274fec32f91455e14d778250a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cb34986acf5cb35b419cbb5ca6be25dd200b5b274fec32f91455e14d778250a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cb34986acf5cb35b419cbb5ca6be25dd200b5b274fec32f91455e14d778250a", kill_on_drop: false }`
[INFO] [stdout] 0cb34986acf5cb35b419cbb5ca6be25dd200b5b274fec32f91455e14d778250a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2782fc5fd3d9f95a0b16ae4d532f1f6c7b7d7fc82c373f4dff2374a19b735ccc
[INFO] running `Command { std: "docker" "start" "-a" "2782fc5fd3d9f95a0b16ae4d532f1f6c7b7d7fc82c373f4dff2374a19b735ccc", kill_on_drop: false }`
[INFO] [stderr] error: profile `relase` is missing an `inherits` directive (`inherits` is required for all profiles except `dev` or `release`)
[INFO] running `Command { std: "docker" "inspect" "2782fc5fd3d9f95a0b16ae4d532f1f6c7b7d7fc82c373f4dff2374a19b735ccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2782fc5fd3d9f95a0b16ae4d532f1f6c7b7d7fc82c373f4dff2374a19b735ccc", kill_on_drop: false }`
[INFO] [stdout] 2782fc5fd3d9f95a0b16ae4d532f1f6c7b7d7fc82c373f4dff2374a19b735ccc
[INFO] checking lupodevelop/rust_kernel_by_doing against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flupodevelop%2Frust_kernel_by_doing" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lupodevelop/rust_kernel_by_doing 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-2-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/lupodevelop/rust_kernel_by_doing
[INFO] finished tweaking git repo https://github.com/lupodevelop/rust_kernel_by_doing
[INFO] tweaked toml for git repo https://github.com/lupodevelop/rust_kernel_by_doing written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lupodevelop/rust_kernel_by_doing 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9a9f39abe9977b2af59779baca3587351c2bd1fbfc98da4cd1d98b18541e114f
[INFO] running `Command { std: "docker" "start" "-a" "9a9f39abe9977b2af59779baca3587351c2bd1fbfc98da4cd1d98b18541e114f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a9f39abe9977b2af59779baca3587351c2bd1fbfc98da4cd1d98b18541e114f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a9f39abe9977b2af59779baca3587351c2bd1fbfc98da4cd1d98b18541e114f", kill_on_drop: false }`
[INFO] [stdout] 9a9f39abe9977b2af59779baca3587351c2bd1fbfc98da4cd1d98b18541e114f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 254d31cd2d8d1d9ff74815c8445a78a39b76c2bc136eacba3527cf3503cae3a7
[INFO] running `Command { std: "docker" "start" "-a" "254d31cd2d8d1d9ff74815c8445a78a39b76c2bc136eacba3527cf3503cae3a7", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "254d31cd2d8d1d9ff74815c8445a78a39b76c2bc136eacba3527cf3503cae3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254d31cd2d8d1d9ff74815c8445a78a39b76c2bc136eacba3527cf3503cae3a7", kill_on_drop: false }`
[INFO] [stdout] 254d31cd2d8d1d9ff74815c8445a78a39b76c2bc136eacba3527cf3503cae3a7