[INFO] fetching crate bern-kernel 0.2.5...
[INFO] checking bern-kernel-0.2.5 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate bern-kernel 0.2.5 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate bern-kernel 0.2.5 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bern-kernel 0.2.5
[INFO] finished tweaking crates.io crate bern-kernel 0.2.5
[INFO] tweaked toml for crates.io crate bern-kernel 0.2.5 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bern-kernel-macros v0.2.0
[INFO] [stderr]   Downloaded bern-conf v0.1.1
[INFO] [stderr]   Downloaded bern-conf-type v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8fa8ecadba18efeb0f4e3d957452881e1d03f83733e45e2949a7bd0748dd597
[INFO] running `Command { std: "docker" "start" "-a" "f8fa8ecadba18efeb0f4e3d957452881e1d03f83733e45e2949a7bd0748dd597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8fa8ecadba18efeb0f4e3d957452881e1d03f83733e45e2949a7bd0748dd597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8fa8ecadba18efeb0f4e3d957452881e1d03f83733e45e2949a7bd0748dd597", kill_on_drop: false }`
[INFO] [stdout] f8fa8ecadba18efeb0f4e3d957452881e1d03f83733e45e2949a7bd0748dd597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48606006432a62adcc03763a119ec1de47c2408977cd6349502ed85c9310fbe5
[INFO] running `Command { std: "docker" "start" "-a" "48606006432a62adcc03763a119ec1de47c2408977cd6349502ed85c9310fbe5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling bern-arch v0.2.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking fragile v1.0.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking downcast v0.10.0
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling mockall_derive v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking mockall v0.9.1
[INFO] [stdout] error[E0432]: unresolved import `crate::mock::MockArch`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bern-arch-0.2.3/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]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bern-arch-0.2.3/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]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bern-arch-0.2.3/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]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bern-arch-0.2.3/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]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bern-arch-0.2.3/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]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bern-arch-0.2.3/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]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bern-arch-0.2.3/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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "48606006432a62adcc03763a119ec1de47c2408977cd6349502ed85c9310fbe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48606006432a62adcc03763a119ec1de47c2408977cd6349502ed85c9310fbe5", kill_on_drop: false }`
[INFO] [stdout] 48606006432a62adcc03763a119ec1de47c2408977cd6349502ed85c9310fbe5