[INFO] cloning repository https://github.com/shawtao/RustOS-v1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shawtao/RustOS-v1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshawtao%2FRustOS-v1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshawtao%2FRustOS-v1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ff877f3601319bb83cea6a95e6384737af0f61a
[INFO] checking shawtao/RustOS-v1/0ff877f3601319bb83cea6a95e6384737af0f61a against master#0ef0dd24510b52da980889546fcd15254dc56a23 for pr-126452
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshawtao%2FRustOS-v1" "/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/shawtao/RustOS-v1 on toolchain 0ef0dd24510b52da980889546fcd15254dc56a23
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0ef0dd24510b52da980889546fcd15254dc56a23" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shawtao/RustOS-v1
[INFO] finished tweaking git repo https://github.com/shawtao/RustOS-v1
[INFO] tweaked toml for git repo https://github.com/shawtao/RustOS-v1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/shawtao/RustOS-v1 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" "+0ef0dd24510b52da980889546fcd15254dc56a23" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x86_64 v0.14.4
[INFO] [stderr]   Downloaded volatile v0.2.7
[INFO] [stderr]   Downloaded spin v0.9.2
[INFO] [stderr]   Downloaded multiboot2 v0.1.0
[INFO] [stderr]   Downloaded rlibc v1.0.0
[INFO] [stderr]   Downloaded lock_api v0.4.4
[INFO] [stderr]   Downloaded bitflags v1.3.1
[INFO] [stderr]   Downloaded volatile v0.4.4
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0ef0dd24510b52da980889546fcd15254dc56a23" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0a506b4d95465d6e6d4b17178c0c9d191566e1c79469166772a192d6b302151
[INFO] running `Command { std: "docker" "start" "-a" "a0a506b4d95465d6e6d4b17178c0c9d191566e1c79469166772a192d6b302151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0a506b4d95465d6e6d4b17178c0c9d191566e1c79469166772a192d6b302151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a506b4d95465d6e6d4b17178c0c9d191566e1c79469166772a192d6b302151", kill_on_drop: false }`
[INFO] [stdout] a0a506b4d95465d6e6d4b17178c0c9d191566e1c79469166772a192d6b302151
[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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0ef0dd24510b52da980889546fcd15254dc56a23" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd730333240b4f421161e80f610817c50133c7fbd640b495664c816a4f9b463c
[INFO] running `Command { std: "docker" "start" "-a" "fd730333240b4f421161e80f610817c50133c7fbd640b495664c816a4f9b463c", kill_on_drop: false }`
[INFO] [stderr]    Compiling x86_64 v0.14.4
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]     Checking bitflags v1.3.1
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking rlibc v1.0.0
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking multiboot2 v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stdout] error[E0507]: cannot move out of `self.first_section` which is behind a shared reference
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/multiboot2-0.1.0/src/elf_sections.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 2  | #[derive(Debug)]
[INFO] [stdout]    |          ----- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 10 |     first_section: ElfSection,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ move occurs because `self.first_section` has type `ElfSection`, which does not implement the `Copy` trait
[INFO] [stdout]    |
[INFO] [stdout] note: if `ElfSection` implemented `Clone`, you could clone the value
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/multiboot2-0.1.0/src/elf_sections.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 10 |     first_section: ElfSection,
[INFO] [stdout]    |     ------------------------- you could clone this value
[INFO] [stdout] ...
[INFO] [stdout] 51 | pub struct ElfSection {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^ consider implementing `Clone` for this type
[INFO] [stdout]    = note: `#[derive(Debug)]` triggers a move because taking references to the fields of a packed struct is undefined behaviour
[INFO] [stdout]    = note: this error originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0793]: reference to packed field is unaligned
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/multiboot2-0.1.0/src/elf_sections.rs:16:30
[INFO] [stdout]    |
[INFO] [stdout] 16 |             current_section: &self.first_section,
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: packed structs are only aligned by one byte, and many modern architectures penalize unaligned field accesses
[INFO] [stdout]    = note: creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout]    = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0507, E0793.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0507`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `multiboot2` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fd730333240b4f421161e80f610817c50133c7fbd640b495664c816a4f9b463c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd730333240b4f421161e80f610817c50133c7fbd640b495664c816a4f9b463c", kill_on_drop: false }`
[INFO] [stdout] fd730333240b4f421161e80f610817c50133c7fbd640b495664c816a4f9b463c