[INFO] cloning repository https://github.com/jonfk/rust-os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonfk/rust-os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonfk%2Frust-os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonfk%2Frust-os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a232bfa085813d9a5a6b56615ec73be906773e80
[INFO] checking jonfk/rust-os against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonfk%2Frust-os" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonfk/rust-os 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] started tweaking git repo https://github.com/jonfk/rust-os
[INFO] finished tweaking git repo https://github.com/jonfk/rust-os
[INFO] tweaked toml for git repo https://github.com/jonfk/rust-os written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jonfk/rust-os 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 git repository `https://github.com/phil-opp/multiboot2-elf64`
[INFO] [stderr]     Updating git repository `https://github.com/phil-opp/bitflags.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rlibc v0.1.4
[INFO] [stderr]   Downloaded spin v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] baf49bcf74f78cd16992075af62786c4bd6f2b37b0e33753ceb65c0cdb7603af
[INFO] running `Command { std: "docker" "start" "-a" "baf49bcf74f78cd16992075af62786c4bd6f2b37b0e33753ceb65c0cdb7603af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baf49bcf74f78cd16992075af62786c4bd6f2b37b0e33753ceb65c0cdb7603af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baf49bcf74f78cd16992075af62786c4bd6f2b37b0e33753ceb65c0cdb7603af", kill_on_drop: false }`
[INFO] [stdout] baf49bcf74f78cd16992075af62786c4bd6f2b37b0e33753ceb65c0cdb7603af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f74600ea5f75b983d9669c61fdc1c6c5f526de0515a0e353b226f78c0487d404
[INFO] running `Command { std: "docker" "start" "-a" "f74600ea5f75b983d9669c61fdc1c6c5f526de0515a0e353b226f78c0487d404", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v0.3.3 (https://github.com/phil-opp/bitflags.git?branch=no_std#440e5b2b)
[INFO] [stderr]     Checking spin v0.3.4
[INFO] [stderr]     Checking rlibc v0.1.4
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/spin-0.3.4/src/lib.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(no_std, const_fn)]
[INFO] [stdout]   |                    ^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking multiboot2 v0.1.0 (https://github.com/phil-opp/multiboot2-elf64#1e81e100)
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spin` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0507]: cannot move out of `self.first_section` which is behind a shared reference
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/multiboot2-elf64-6756f3ebae0d561c/1e81e10/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/git/checkouts/multiboot2-elf64-6756f3ebae0d561c/1e81e10/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/git/checkouts/multiboot2-elf64-6756f3ebae0d561c/1e81e10/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] running `Command { std: "docker" "inspect" "f74600ea5f75b983d9669c61fdc1c6c5f526de0515a0e353b226f78c0487d404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74600ea5f75b983d9669c61fdc1c6c5f526de0515a0e353b226f78c0487d404", kill_on_drop: false }`
[INFO] [stdout] f74600ea5f75b983d9669c61fdc1c6c5f526de0515a0e353b226f78c0487d404
[INFO] checking jonfk/rust-os against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonfk%2Frust-os" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonfk/rust-os 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] started tweaking git repo https://github.com/jonfk/rust-os
[INFO] finished tweaking git repo https://github.com/jonfk/rust-os
[INFO] tweaked toml for git repo https://github.com/jonfk/rust-os written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jonfk/rust-os 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d90c948e13108aa9d6a57c24d871091c4f623f97390d4d5cbb67a714eb497880
[INFO] running `Command { std: "docker" "start" "-a" "d90c948e13108aa9d6a57c24d871091c4f623f97390d4d5cbb67a714eb497880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d90c948e13108aa9d6a57c24d871091c4f623f97390d4d5cbb67a714eb497880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90c948e13108aa9d6a57c24d871091c4f623f97390d4d5cbb67a714eb497880", kill_on_drop: false }`
[INFO] [stdout] d90c948e13108aa9d6a57c24d871091c4f623f97390d4d5cbb67a714eb497880
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d3c490a1577dae59ac5e0870c6ec3a27d997486bbd6791b7cc36be6bed4739a9
[INFO] running `Command { std: "docker" "start" "-a" "d3c490a1577dae59ac5e0870c6ec3a27d997486bbd6791b7cc36be6bed4739a9", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "d3c490a1577dae59ac5e0870c6ec3a27d997486bbd6791b7cc36be6bed4739a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c490a1577dae59ac5e0870c6ec3a27d997486bbd6791b7cc36be6bed4739a9", kill_on_drop: false }`
[INFO] [stdout] d3c490a1577dae59ac5e0870c6ec3a27d997486bbd6791b7cc36be6bed4739a9