[INFO] cloning repository https://github.com/hamidrezakp/UnnamedOS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hamidrezakp/UnnamedOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamidrezakp%2FUnnamedOS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamidrezakp%2FUnnamedOS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1209ac4b60678b5be756c7410dbba5a49b3a87f1
[INFO] checking hamidrezakp/UnnamedOS against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhamidrezakp%2FUnnamedOS" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hamidrezakp/UnnamedOS on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-9/source/.cargo/config
[INFO] started tweaking git repo https://github.com/hamidrezakp/UnnamedOS
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/hamidrezakp/UnnamedOS
[INFO] tweaked toml for git repo https://github.com/hamidrezakp/UnnamedOS written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/hamidrezakp/UnnamedOS already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed539bf43c8933ca1f13a870d4b758b91a3825a0b8e4f988bc0d12373c5b582e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ed539bf43c8933ca1f13a870d4b758b91a3825a0b8e4f988bc0d12373c5b582e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed539bf43c8933ca1f13a870d4b758b91a3825a0b8e4f988bc0d12373c5b582e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed539bf43c8933ca1f13a870d4b758b91a3825a0b8e4f988bc0d12373c5b582e", kill_on_drop: false }`
[INFO] [stdout] ed539bf43c8933ca1f13a870d4b758b91a3825a0b8e4f988bc0d12373c5b582e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 106cb845f2d98148ef69824c9a8b8cc8aef5d2834ae5adf4729b366dc162a59e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "106cb845f2d98148ef69824c9a8b8cc8aef5d2834ae5adf4729b366dc162a59e", kill_on_drop: false }`
[INFO] [stderr]    Compiling x86_64 v0.11.1
[INFO] [stderr]    Compiling bootloader v0.9.5
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking volatile v0.2.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stdout] error[E0658]: mutable references are not allowed in constant functions
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/x86_64-0.11.1/src/structures/idt.rs:378:31
[INFO] [stdout]     |
[INFO] [stdout] 378 |                 divide_error: Entry::missing(),
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #57349 <https://github.com/rust-lang/rust/issues/57349> for more information
[INFO] [stdout]     = help: add `#![feature(const_mut_refs)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `PageTableEntry: core::marker::Copy` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/x86_64-0.11.1/src/structures/paging/page_table.rs:192:22
[INFO] [stdout]     |
[INFO] [stdout] 192 |             entries: [PageTableEntry::new(); ENTRY_COUNT],
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `core::marker::Copy` is not implemented for `PageTableEntry`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the `Copy` trait is required because the repeated element will be copied
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x86_64`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "106cb845f2d98148ef69824c9a8b8cc8aef5d2834ae5adf4729b366dc162a59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "106cb845f2d98148ef69824c9a8b8cc8aef5d2834ae5adf4729b366dc162a59e", kill_on_drop: false }`
[INFO] [stdout] 106cb845f2d98148ef69824c9a8b8cc8aef5d2834ae5adf4729b366dc162a59e