[INFO] cloning repository https://github.com/afdw/kernel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/afdw/kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafdw%2Fkernel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafdw%2Fkernel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22c7a384876e9093983ba4e0512709e5686903c7
[INFO] checking afdw/kernel against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafdw%2Fkernel" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/afdw/kernel 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-7-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/afdw/kernel
[INFO] finished tweaking git repo https://github.com/afdw/kernel
[INFO] tweaked toml for git repo https://github.com/afdw/kernel written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/afdw/kernel 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating git repository `https://github.com/dataphract/acid_io`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uefi-services v0.18.0
[INFO] [stderr]   Downloaded uefi-raw v0.1.0
[INFO] [stderr]   Downloaded rsdp v2.0.0
[INFO] [stderr]   Downloaded uguid v2.0.0
[INFO] [stderr]   Downloaded embedded-graphics-framebuf v0.2.0
[INFO] [stderr]   Downloaded acpi v4.1.1
[INFO] [stderr]   Downloaded virtio-drivers v0.4.0
[INFO] [stderr]   Downloaded embedded-graphics-core v0.3.3
[INFO] [stderr]   Downloaded unwinding v0.1.7
[INFO] [stderr]   Downloaded elf v0.7.2
[INFO] [stderr]   Downloaded uefi v0.21.0
[INFO] [stderr]   Downloaded pdb v0.8.0
[INFO] [stderr]   Downloaded x86 v0.52.0
[INFO] [stderr]   Downloaded embedded-graphics v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de91a0ec106877dd7dbf18c1f3cddfa4f1c88ec26431a923f39ebdb3fa3071ba
[INFO] running `Command { std: "docker" "start" "-a" "de91a0ec106877dd7dbf18c1f3cddfa4f1c88ec26431a923f39ebdb3fa3071ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de91a0ec106877dd7dbf18c1f3cddfa4f1c88ec26431a923f39ebdb3fa3071ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de91a0ec106877dd7dbf18c1f3cddfa4f1c88ec26431a923f39ebdb3fa3071ba", kill_on_drop: false }`
[INFO] [stdout] de91a0ec106877dd7dbf18c1f3cddfa4f1c88ec26431a923f39ebdb3fa3071ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 432411990c46554ad0297b3fe75b578331e6fc947ecd853b26c6ca6a99b5ddb1
[INFO] running `Command { std: "docker" "start" "-a" "432411990c46554ad0297b3fe75b578331e6fc947ecd853b26c6ca6a99b5ddb1", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] error: output of --print=file-names missing when learning about target-specific information from rustc
[INFO] [stderr] command was: `/opt/rustwide/rustup-home/toolchains/506512391b1a75ae450d36c9420978402a91abcc/bin/rustc - --crate-name ___ --print=file-names --cap-lints=allow --target x86_64-unknown-none --crate-type bin --crate-type rlib --crate-type dylib --crate-type cdylib --crate-type staticlib --crate-type proc-macro --print=sysroot --print=split-debuginfo --print=crate-name --print=cfg`
[INFO] [stderr] 
[INFO] [stderr] --- stdout
[INFO] [stderr] ___
[INFO] [stderr] lib___.rlib
[INFO] [stderr] lib___.a
[INFO] [stderr] /opt/rustwide/rustup-home/toolchains/506512391b1a75ae450d36c9420978402a91abcc
[INFO] [stderr] off
[INFO] [stderr] ___
[INFO] [stderr] debug_assertions
[INFO] [stderr] overflow_checks
[INFO] [stderr] panic="abort"
[INFO] [stderr] proc_macro
[INFO] [stderr] relocation_model="pic"
[INFO] [stderr] target_abi=""
[INFO] [stderr] target_arch="x86_64"
[INFO] [stderr] target_endian="little"
[INFO] [stderr] target_env=""
[INFO] [stderr] target_feature="fxsr"
[INFO] [stderr] target_has_atomic
[INFO] [stderr] target_has_atomic="16"
[INFO] [stderr] target_has_atomic="32"
[INFO] [stderr] target_has_atomic="64"
[INFO] [stderr] target_has_atomic="8"
[INFO] [stderr] target_has_atomic="ptr"
[INFO] [stderr] target_has_atomic_equal_alignment="16"
[INFO] [stderr] target_has_atomic_equal_alignment="32"
[INFO] [stderr] target_has_atomic_equal_alignment="64"
[INFO] [stderr] target_has_atomic_equal_alignment="8"
[INFO] [stderr] target_has_atomic_equal_alignment="ptr"
[INFO] [stderr] target_has_atomic_load_store
[INFO] [stderr] target_has_atomic_load_store="16"
[INFO] [stderr] target_has_atomic_load_store="32"
[INFO] [stderr] target_has_atomic_load_store="64"
[INFO] [stderr] target_has_atomic_load_store="8"
[INFO] [stderr] target_has_atomic_load_store="ptr"
[INFO] [stderr] target_os="none"
[INFO] [stderr] target_pointer_width="64"
[INFO] [stderr] target_vendor="unknown"
[INFO] [stderr] ub_checks
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "432411990c46554ad0297b3fe75b578331e6fc947ecd853b26c6ca6a99b5ddb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "432411990c46554ad0297b3fe75b578331e6fc947ecd853b26c6ca6a99b5ddb1", kill_on_drop: false }`
[INFO] [stdout] 432411990c46554ad0297b3fe75b578331e6fc947ecd853b26c6ca6a99b5ddb1