[INFO] updating cached repository jakegornall/learn_structs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jakegornall/learn_structs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jakegornall/learn_structs" "work/ex/beta-1.37-6/sources/1.36.0/gh/jakegornall/learn_structs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jakegornall/learn_structs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jakegornall/learn_structs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jakegornall/learn_structs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jakegornall/learn_structs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c1f0031dc44513dc5f1db1417d27c38236b4e799
[INFO] sha for GitHub repo jakegornall/learn_structs: c1f0031dc44513dc5f1db1417d27c38236b4e799
[INFO] validating manifest of jakegornall/learn_structs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jakegornall/learn_structs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jakegornall/learn_structs
[INFO] finished frobbing jakegornall/learn_structs
[INFO] frobbed toml for jakegornall/learn_structs written to work/ex/beta-1.37-6/sources/1.36.0/gh/jakegornall/learn_structs/Cargo.toml
[INFO] started frobbing jakegornall/learn_structs
[INFO] finished frobbing jakegornall/learn_structs
[INFO] frobbed toml for jakegornall/learn_structs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jakegornall/learn_structs/Cargo.toml
[INFO] crate jakegornall/learn_structs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jakegornall/learn_structs against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jakegornall/learn_structs:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] dc7b30bfb630400efef479fb111c8e4c9c7365405321418e1650ea7462dc64ca
[INFO] running `"docker" "start" "-a" "dc7b30bfb630400efef479fb111c8e4c9c7365405321418e1650ea7462dc64ca"`
[INFO] [stderr]    Compiling learn_structs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "dc7b30bfb630400efef479fb111c8e4c9c7365405321418e1650ea7462dc64ca"`
[INFO] running `"docker" "rm" "-f" "dc7b30bfb630400efef479fb111c8e4c9c7365405321418e1650ea7462dc64ca"`
[INFO] [stdout] dc7b30bfb630400efef479fb111c8e4c9c7365405321418e1650ea7462dc64ca
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jakegornall/learn_structs:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 404a194061b5e694a7f5ff90f822719692f535a8323912c88e8cc1d8139bb85f
[INFO] running `"docker" "start" "-a" "404a194061b5e694a7f5ff90f822719692f535a8323912c88e8cc1d8139bb85f"`
[INFO] [stderr]    Compiling learn_structs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "404a194061b5e694a7f5ff90f822719692f535a8323912c88e8cc1d8139bb85f"`
[INFO] running `"docker" "rm" "-f" "404a194061b5e694a7f5ff90f822719692f535a8323912c88e8cc1d8139bb85f"`
[INFO] [stdout] 404a194061b5e694a7f5ff90f822719692f535a8323912c88e8cc1d8139bb85f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jakegornall/learn_structs:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] a59e9a1f35cd13be02c1b44221926d4c4e5169e83529d9b28a60543d9ddcf092
[INFO] running `"docker" "start" "-a" "a59e9a1f35cd13be02c1b44221926d4c4e5169e83529d9b28a60543d9ddcf092"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/learn_structs-9d8bca421b682f0d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a59e9a1f35cd13be02c1b44221926d4c4e5169e83529d9b28a60543d9ddcf092"`
[INFO] running `"docker" "rm" "-f" "a59e9a1f35cd13be02c1b44221926d4c4e5169e83529d9b28a60543d9ddcf092"`
[INFO] [stdout] a59e9a1f35cd13be02c1b44221926d4c4e5169e83529d9b28a60543d9ddcf092