[INFO] fetching crate repr_offset 0.1.1...
[INFO] testing repr_offset-0.1.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate repr_offset 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate repr_offset 0.1.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate repr_offset 0.1.1
[INFO] finished tweaking crates.io crate repr_offset 0.1.1
[INFO] tweaked toml for crates.io crate repr_offset 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded repr_offset_derive v0.1.1
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad90fc6fe2100fa02440124cca6d66f8090ee4bb290d7253041ff2f81743185d
[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" "ad90fc6fe2100fa02440124cca6d66f8090ee4bb290d7253041ff2f81743185d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad90fc6fe2100fa02440124cca6d66f8090ee4bb290d7253041ff2f81743185d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad90fc6fe2100fa02440124cca6d66f8090ee4bb290d7253041ff2f81743185d", kill_on_drop: false }`
[INFO] [stdout] ad90fc6fe2100fa02440124cca6d66f8090ee4bb290d7253041ff2f81743185d
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2acc2093b5d3e1d2c6a02de3b0bc786cfbc290a363f6feffb4c54ca2240176a
[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" "c2acc2093b5d3e1d2c6a02de3b0bc786cfbc290a363f6feffb4c54ca2240176a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling core_extensions v0.1.17
[INFO] [stderr]    Compiling repr_offset v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling as_derive_utils v0.8.3
[INFO] [stderr]    Compiling repr_offset_derive v0.1.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.13s
[INFO] running `Command { std: "docker" "inspect" "c2acc2093b5d3e1d2c6a02de3b0bc786cfbc290a363f6feffb4c54ca2240176a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2acc2093b5d3e1d2c6a02de3b0bc786cfbc290a363f6feffb4c54ca2240176a", kill_on_drop: false }`
[INFO] [stdout] c2acc2093b5d3e1d2c6a02de3b0bc786cfbc290a363f6feffb4c54ca2240176a
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76f194590da1b2c549f11ee9f70c77ac32fee2cbebc381a357b547ed7d367fa7
[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" "76f194590da1b2c549f11ee9f70c77ac32fee2cbebc381a357b547ed7d367fa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling repr_offset v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: tests must be run with the "testing" feature
[INFO] [stdout]    --> src/lib.rs:206:1
[INFO] [stdout]     |
[INFO] [stdout] 206 | compile_error! { "tests must be run with the \"testing\" feature" }
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::types_for_tests`
[INFO] [stdout]     --> src/struct_field_offset.rs:1801:16
[INFO] [stdout]      |
[INFO] [stdout] 1801 |     use crate::types_for_tests::StructPacked;
[INFO] [stdout]      |                ^^^^^^^^^^^^^^^ maybe a missing crate `types_for_tests`?
[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`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "76f194590da1b2c549f11ee9f70c77ac32fee2cbebc381a357b547ed7d367fa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f194590da1b2c549f11ee9f70c77ac32fee2cbebc381a357b547ed7d367fa7", kill_on_drop: false }`
[INFO] [stdout] 76f194590da1b2c549f11ee9f70c77ac32fee2cbebc381a357b547ed7d367fa7