[INFO] fetching crate repr_offset 0.0.1...
[INFO] testing repr_offset-0.0.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate repr_offset 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate repr_offset 0.0.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate repr_offset 0.0.1
[INFO] finished tweaking crates.io crate repr_offset 0.0.1
[INFO] tweaked toml for crates.io crate repr_offset 0.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fcecb1d0b880e640deb583c36bc9b48223a7902264f8cc79b3af3eb13a4731f4
[INFO] running `"docker" "start" "-a" "fcecb1d0b880e640deb583c36bc9b48223a7902264f8cc79b3af3eb13a4731f4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling repr_offset v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "fcecb1d0b880e640deb583c36bc9b48223a7902264f8cc79b3af3eb13a4731f4"`
[INFO] running `"docker" "rm" "-f" "fcecb1d0b880e640deb583c36bc9b48223a7902264f8cc79b3af3eb13a4731f4"`
[INFO] [stdout] fcecb1d0b880e640deb583c36bc9b48223a7902264f8cc79b3af3eb13a4731f4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 288128c90e94c96c40fda4b352c67aa7a840f7108f23bdc790e7e90e22fb017a
[INFO] running `"docker" "start" "-a" "288128c90e94c96c40fda4b352c67aa7a840f7108f23bdc790e7e90e22fb017a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling repr_offset v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: tests must be run with the "testing" feature
[INFO] [stderr]    --> src/lib.rs:114:1
[INFO] [stderr]     |
[INFO] [stderr] 114 | compile_error! { "tests must be run with the \"testing\" feature" }
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `crate::types_for_tests`
[INFO] [stderr]    --> src/field_offset/struct_field_offset.rs:211:16
[INFO] [stderr]     |
[INFO] [stderr] 211 |     use crate::types_for_tests::StructPacked;
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^ maybe a missing crate `types_for_tests`?
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `repr_offset`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "288128c90e94c96c40fda4b352c67aa7a840f7108f23bdc790e7e90e22fb017a"`
[INFO] running `"docker" "rm" "-f" "288128c90e94c96c40fda4b352c67aa7a840f7108f23bdc790e7e90e22fb017a"`
[INFO] [stdout] 288128c90e94c96c40fda4b352c67aa7a840f7108f23bdc790e7e90e22fb017a