[INFO] updating cached repository dionkoeze/persistency
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dionkoeze/persistency
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dionkoeze/persistency" "work/ex/beta-1.38-1/sources/1.37.0/gh/dionkoeze/persistency"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dionkoeze/persistency'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dionkoeze/persistency" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dionkoeze/persistency"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dionkoeze/persistency'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 606321ae8e7f3f2093d7d137f11ecd8a6045d2a3
[INFO] sha for GitHub repo dionkoeze/persistency: 606321ae8e7f3f2093d7d137f11ecd8a6045d2a3
[INFO] validating manifest of dionkoeze/persistency 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 dionkoeze/persistency 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 dionkoeze/persistency
[INFO] finished frobbing dionkoeze/persistency
[INFO] frobbed toml for dionkoeze/persistency written to work/ex/beta-1.38-1/sources/1.37.0/gh/dionkoeze/persistency/Cargo.toml
[INFO] started frobbing dionkoeze/persistency
[INFO] finished frobbing dionkoeze/persistency
[INFO] frobbed toml for dionkoeze/persistency written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dionkoeze/persistency/Cargo.toml
[INFO] crate dionkoeze/persistency already has a lockfile, it will not be regenerated
[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 dionkoeze/persistency 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-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dionkoeze/persistency:/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] be099036eadd4534221cd1be56d9fc1c8896ce2e5b222d7ef9b94725bb06c2a2
[INFO] running `"docker" "start" "-a" "be099036eadd4534221cd1be56d9fc1c8896ce2e5b222d7ef9b94725bb06c2a2"`
[INFO] [stderr]    Compiling rustyper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `is_zero`
[INFO] [stderr]   --> main.rs:27:3
[INFO] [stderr]    |
[INFO] [stderr] 27 |   fn is_zero(&self) -> bool {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "be099036eadd4534221cd1be56d9fc1c8896ce2e5b222d7ef9b94725bb06c2a2"`
[INFO] running `"docker" "rm" "-f" "be099036eadd4534221cd1be56d9fc1c8896ce2e5b222d7ef9b94725bb06c2a2"`
[INFO] [stdout] be099036eadd4534221cd1be56d9fc1c8896ce2e5b222d7ef9b94725bb06c2a2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dionkoeze/persistency:/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] 75d19b55f69c4cca5c2fca44559e72b2789e8b96da5cc2d4ee22234a16387e83
[INFO] running `"docker" "start" "-a" "75d19b55f69c4cca5c2fca44559e72b2789e8b96da5cc2d4ee22234a16387e83"`
[INFO] [stderr]    Compiling rustyper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `is_zero`
[INFO] [stderr]   --> main.rs:27:3
[INFO] [stderr]    |
[INFO] [stderr] 27 |   fn is_zero(&self) -> bool {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "75d19b55f69c4cca5c2fca44559e72b2789e8b96da5cc2d4ee22234a16387e83"`
[INFO] running `"docker" "rm" "-f" "75d19b55f69c4cca5c2fca44559e72b2789e8b96da5cc2d4ee22234a16387e83"`
[INFO] [stdout] 75d19b55f69c4cca5c2fca44559e72b2789e8b96da5cc2d4ee22234a16387e83
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dionkoeze/persistency:/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] 011f555075d905107e3c88e58a128af09bb15d4d5e3707fd79a946c960baf9bc
[INFO] running `"docker" "start" "-a" "011f555075d905107e3c88e58a128af09bb15d4d5e3707fd79a946c960baf9bc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pers-6b1b8297d8223290
[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" "011f555075d905107e3c88e58a128af09bb15d4d5e3707fd79a946c960baf9bc"`
[INFO] running `"docker" "rm" "-f" "011f555075d905107e3c88e58a128af09bb15d4d5e3707fd79a946c960baf9bc"`
[INFO] [stdout] 011f555075d905107e3c88e58a128af09bb15d4d5e3707fd79a946c960baf9bc