[INFO] fetching crate bern-arch 0.2.3...
[INFO] building bern-arch-0.2.3 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate bern-arch 0.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bern-arch 0.2.3 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bern-arch 0.2.3
[INFO] finished tweaking crates.io crate bern-arch 0.2.3
[INFO] tweaked toml for crates.io crate bern-arch 0.2.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 13ee40950956d255491e82f47d42d2c76b2ed044c137c22e49ce83c3669addf5
[INFO] running `Command { std: "docker" "start" "-a" "13ee40950956d255491e82f47d42d2c76b2ed044c137c22e49ce83c3669addf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13ee40950956d255491e82f47d42d2c76b2ed044c137c22e49ce83c3669addf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ee40950956d255491e82f47d42d2c76b2ed044c137c22e49ce83c3669addf5", kill_on_drop: false }`
[INFO] [stdout] 13ee40950956d255491e82f47d42d2c76b2ed044c137c22e49ce83c3669addf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bfc59eba354c1b7cec9aee682d167dc64e8ff29433f3e46a43477839957039f
[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" "1bfc59eba354c1b7cec9aee682d167dc64e8ff29433f3e46a43477839957039f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling bern-arch v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling downcast v0.10.0
[INFO] [stderr]    Compiling fragile v1.0.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]  --> build.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::path::PathBuf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling predicates-tree v1.0.3
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling predicates v1.0.8
[INFO] [stderr]    Compiling mockall_derive v0.9.1
[INFO] [stderr]    Compiling mockall v0.9.1
[INFO] [stdout] error[E0432]: unresolved import `crate::mock::MockArch`
[INFO] [stdout]   --> src/mock/mod.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub use crate::mock::MockArch as Arch;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `MockArch` in `mock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::mock::MockArchCore`
[INFO] [stdout]   --> src/mock/mod.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use crate::mock::MockArchCore as ArchCore;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `MockArchCore` in `mock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::arch::memory_protection`
[INFO] [stdout]  --> src/memory_protection.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::arch::memory_protection::MemoryRegion;
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^ could not find `memory_protection` in `arch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `never_type` in this scope
[INFO] [stdout]   --> src/lib.rs:18:38
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![cfg_attr(not(target_os = "none"), never_type)]
[INFO] [stdout]    |                                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `derive`
[INFO] [stdout]  --> src/startup.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Copy, Clone)]
[INFO] [stdout]   |   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `mock`
[INFO] [stdout]   --> src/mock/mod.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | mock!{
[INFO] [stdout]    | ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `mock`
[INFO] [stdout]   --> src/mock/mod.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | mock!{
[INFO] [stdout]    | ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bern-arch` due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "1bfc59eba354c1b7cec9aee682d167dc64e8ff29433f3e46a43477839957039f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bfc59eba354c1b7cec9aee682d167dc64e8ff29433f3e46a43477839957039f", kill_on_drop: false }`
[INFO] [stdout] 1bfc59eba354c1b7cec9aee682d167dc64e8ff29433f3e46a43477839957039f