[INFO] fetching crate repr_offset_derive 0.2.0...
[INFO] testing repr_offset_derive-0.2.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate repr_offset_derive 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate repr_offset_derive 0.2.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate repr_offset_derive 0.2.0
[INFO] finished tweaking crates.io crate repr_offset_derive 0.2.0
[INFO] tweaked toml for crates.io crate repr_offset_derive 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca26d4dded62546ebc4dbb6ac9127aa1d9435a004ae065b01204b200b65c83a8
[INFO] running `Command { std: "docker" "start" "-a" "ca26d4dded62546ebc4dbb6ac9127aa1d9435a004ae065b01204b200b65c83a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca26d4dded62546ebc4dbb6ac9127aa1d9435a004ae065b01204b200b65c83a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca26d4dded62546ebc4dbb6ac9127aa1d9435a004ae065b01204b200b65c83a8", kill_on_drop: false }`
[INFO] [stdout] ca26d4dded62546ebc4dbb6ac9127aa1d9435a004ae065b01204b200b65c83a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f93e33f7ad473f36f6c5fbd0cedb0d338987545c1e9b3e3680df9da6e36707ab
[INFO] running `Command { std: "docker" "start" "-a" "f93e33f7ad473f36f6c5fbd0cedb0d338987545c1e9b3e3680df9da6e36707ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling core_extensions v0.1.20
[INFO] [stderr]    Compiling as_derive_utils v0.8.3
[INFO] [stderr]    Compiling repr_offset_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `data_variant`
[INFO] [stdout]   --> src/derive_repr_offset/attribute_parsing.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |     TypeAttr { data_variant: DataVariant },
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `Command { std: "docker" "inspect" "f93e33f7ad473f36f6c5fbd0cedb0d338987545c1e9b3e3680df9da6e36707ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93e33f7ad473f36f6c5fbd0cedb0d338987545c1e9b3e3680df9da6e36707ab", kill_on_drop: false }`
[INFO] [stdout] f93e33f7ad473f36f6c5fbd0cedb0d338987545c1e9b3e3680df9da6e36707ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2659f47f50cf72d5686ad6eee7f7b057b8af5632c94a3052ff3bb2a13cefb0f
[INFO] running `Command { std: "docker" "start" "-a" "a2659f47f50cf72d5686ad6eee7f7b057b8af5632c94a3052ff3bb2a13cefb0f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling repr_offset_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `data_variant`
[INFO] [stdout]   --> src/derive_repr_offset/attribute_parsing.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |     TypeAttr { data_variant: DataVariant },
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: tests must be run with the "testing" feature
[INFO] [stdout]   --> src/lib.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | compile_error! { "tests must be run with the \"testing\" feature" }
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `as_derive_utils::test_framework`
[INFO] [stdout]    --> src/derive_repr_offset.rs:133:26
[INFO] [stdout]     |
[INFO] [stdout] 133 |     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 2 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 `repr_offset_derive` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "a2659f47f50cf72d5686ad6eee7f7b057b8af5632c94a3052ff3bb2a13cefb0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2659f47f50cf72d5686ad6eee7f7b057b8af5632c94a3052ff3bb2a13cefb0f", kill_on_drop: false }`
[INFO] [stdout] a2659f47f50cf72d5686ad6eee7f7b057b8af5632c94a3052ff3bb2a13cefb0f