[INFO] fetching crate structural_derive 0.4.3...
[INFO] testing structural_derive-0.4.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate structural_derive 0.4.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate structural_derive 0.4.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate structural_derive 0.4.3
[INFO] finished tweaking crates.io crate structural_derive 0.4.3
[INFO] tweaked toml for crates.io crate structural_derive 0.4.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] da66006c8891f4c70e41d54f8da22f4b85a1f8ca4b23b8a29816b21db898ca95
[INFO] running `Command { std: "docker" "start" "-a" "da66006c8891f4c70e41d54f8da22f4b85a1f8ca4b23b8a29816b21db898ca95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da66006c8891f4c70e41d54f8da22f4b85a1f8ca4b23b8a29816b21db898ca95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da66006c8891f4c70e41d54f8da22f4b85a1f8ca4b23b8a29816b21db898ca95", kill_on_drop: false }`
[INFO] [stdout] da66006c8891f4c70e41d54f8da22f4b85a1f8ca4b23b8a29816b21db898ca95
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b74fba195dea4591dc912d8bacfbd0d06396d604f24492747b674a66658e0c51
[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" "b74fba195dea4591dc912d8bacfbd0d06396d604f24492747b674a66658e0c51", kill_on_drop: false }`
[INFO] [stderr]    Compiling typed-arena v1.5.0
[INFO] [stderr]    Compiling core_extensions v0.1.18
[INFO] [stderr]    Compiling as_derive_utils v0.8.3
[INFO] [stderr]    Compiling structural_derive v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.40s
[INFO] running `Command { std: "docker" "inspect" "b74fba195dea4591dc912d8bacfbd0d06396d604f24492747b674a66658e0c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b74fba195dea4591dc912d8bacfbd0d06396d604f24492747b674a66658e0c51", kill_on_drop: false }`
[INFO] [stdout] b74fba195dea4591dc912d8bacfbd0d06396d604f24492747b674a66658e0c51
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb6d0b3d63e1541c049752fd480a9daab9be5c72fd5c1ea9142addd0b9130352
[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" "eb6d0b3d63e1541c049752fd480a9daab9be5c72fd5c1ea9142addd0b9130352", kill_on_drop: false }`
[INFO] [stderr]    Compiling structural_derive v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `as_derive_utils::test_framework`
[INFO] [stdout]  --> src/structural_alias_impl_mod/tests.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use as_derive_utils::test_framework::Tests;
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^ could not find `test_framework` in `as_derive_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `as_derive_utils::test_framework`
[INFO] [stdout]  --> src/structural_derive/tests.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use as_derive_utils::test_framework::Tests;
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^ could not find `test_framework` in `as_derive_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `as_derive_utils::test_framework`
[INFO] [stdout]   --> src/fp_impl.rs:20:26
[INFO] [stdout]    |
[INFO] [stdout] 20 |     use as_derive_utils::test_framework::Tests;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ could not find `test_framework` in `as_derive_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `as_derive_utils::test_framework`
[INFO] [stdout]    --> src/switch_tstring_aliases.rs:200:26
[INFO] [stdout]     |
[INFO] [stdout] 200 |     use as_derive_utils::test_framework::Tests;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^ could not find `test_framework` in `as_derive_utils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 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 `structural_derive`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "eb6d0b3d63e1541c049752fd480a9daab9be5c72fd5c1ea9142addd0b9130352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb6d0b3d63e1541c049752fd480a9daab9be5c72fd5c1ea9142addd0b9130352", kill_on_drop: false }`
[INFO] [stdout] eb6d0b3d63e1541c049752fd480a9daab9be5c72fd5c1ea9142addd0b9130352