[INFO] crate self-ref 0.1.2 is already in cache
[INFO] extracting crate self-ref 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/self-ref/0.1.2
[INFO] extracting crate self-ref 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/self-ref/0.1.2
[INFO] validating manifest of self-ref-0.1.2 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of self-ref-0.1.2 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing self-ref-0.1.2
[INFO] finished frobbing self-ref-0.1.2
[INFO] frobbed toml for self-ref-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/self-ref/0.1.2/Cargo.toml
[INFO] started frobbing self-ref-0.1.2
[INFO] finished frobbing self-ref-0.1.2
[INFO] frobbed toml for self-ref-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/self-ref/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing self-ref-0.1.2 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/self-ref/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 2cc097433ac2531d3af0a80df95991aa31e2b4a9f4594514647a2ec547fbd2da
[INFO] running `"docker" "start" "-a" "2cc097433ac2531d3af0a80df95991aa31e2b4a9f4594514647a2ec547fbd2da"`
[INFO] [stderr]    Compiling self-ref v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "2cc097433ac2531d3af0a80df95991aa31e2b4a9f4594514647a2ec547fbd2da"`
[INFO] running `"docker" "rm" "-f" "2cc097433ac2531d3af0a80df95991aa31e2b4a9f4594514647a2ec547fbd2da"`
[INFO] [stdout] 2cc097433ac2531d3af0a80df95991aa31e2b4a9f4594514647a2ec547fbd2da
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/self-ref/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 163ce657bc30fa5ebe476ceaf2a6a9b3a8fb91bd421db7a43fc81a6323daa072
[INFO] running `"docker" "start" "-a" "163ce657bc30fa5ebe476ceaf2a6a9b3a8fb91bd421db7a43fc81a6323daa072"`
[INFO] [stderr]    Compiling self-ref v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]    --> src/lib.rs:88:13
[INFO] [stderr]     |
[INFO] [stderr] 88  |               unsafe { ptr::write(&mut (*pointer).$field, $field); }
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 136 | /         self_referencing!(S1, {
[INFO] [stderr] 137 | |             s2 = S2 { v: 2 };
[INFO] [stderr] 138 | |             s3 = panic!("assignment for s3 panicked");
[INFO] [stderr] 139 | |             s4 = S4 { v: 4, };
[INFO] [stderr] 140 | |         });
[INFO] [stderr]     | |___________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "163ce657bc30fa5ebe476ceaf2a6a9b3a8fb91bd421db7a43fc81a6323daa072"`
[INFO] running `"docker" "rm" "-f" "163ce657bc30fa5ebe476ceaf2a6a9b3a8fb91bd421db7a43fc81a6323daa072"`
[INFO] [stdout] 163ce657bc30fa5ebe476ceaf2a6a9b3a8fb91bd421db7a43fc81a6323daa072
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/self-ref/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 73b01d7e16d7d09c7704ca6a728922aadfde3e9886b562c8d414567747eed15a
[INFO] running `"docker" "start" "-a" "73b01d7e16d7d09c7704ca6a728922aadfde3e9886b562c8d414567747eed15a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/self_ref-46b334b742615fed
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::struct_names ... ok
[INFO] [stdout] test tests::panicking_and_dropping ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests self-ref
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - self_referencing (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "73b01d7e16d7d09c7704ca6a728922aadfde3e9886b562c8d414567747eed15a"`
[INFO] running `"docker" "rm" "-f" "73b01d7e16d7d09c7704ca6a728922aadfde3e9886b562c8d414567747eed15a"`
[INFO] [stdout] 73b01d7e16d7d09c7704ca6a728922aadfde3e9886b562c8d414567747eed15a