[INFO] updating cached repository ypkulkar/binary_tree
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ypkulkar/binary_tree
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ypkulkar/binary_tree" "work/ex/beta-1.38-1/sources/1.37.0/gh/ypkulkar/binary_tree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ypkulkar/binary_tree'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ypkulkar/binary_tree" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ypkulkar/binary_tree"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ypkulkar/binary_tree'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0e59404a4b72dfdc43ae8fbb35bc8daf2a026e84
[INFO] sha for GitHub repo ypkulkar/binary_tree: 0e59404a4b72dfdc43ae8fbb35bc8daf2a026e84
[INFO] validating manifest of ypkulkar/binary_tree 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 ypkulkar/binary_tree 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 ypkulkar/binary_tree
[INFO] finished frobbing ypkulkar/binary_tree
[INFO] frobbed toml for ypkulkar/binary_tree written to work/ex/beta-1.38-1/sources/1.37.0/gh/ypkulkar/binary_tree/Cargo.toml
[INFO] started frobbing ypkulkar/binary_tree
[INFO] finished frobbing ypkulkar/binary_tree
[INFO] frobbed toml for ypkulkar/binary_tree written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ypkulkar/binary_tree/Cargo.toml
[INFO] crate ypkulkar/binary_tree 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 ypkulkar/binary_tree against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ypkulkar/binary_tree:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] db90bd6dc64cbcf186a432370a9b6218290b367960ba46797d7d352d466562a0
[INFO] running `"docker" "start" "-a" "db90bd6dc64cbcf186a432370a9b6218290b367960ba46797d7d352d466562a0"`
[INFO] [stderr]    Compiling your v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `"docker" "inspect" "db90bd6dc64cbcf186a432370a9b6218290b367960ba46797d7d352d466562a0"`
[INFO] running `"docker" "rm" "-f" "db90bd6dc64cbcf186a432370a9b6218290b367960ba46797d7d352d466562a0"`
[INFO] [stdout] db90bd6dc64cbcf186a432370a9b6218290b367960ba46797d7d352d466562a0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ypkulkar/binary_tree:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c1eef653fd9e072aca8feb3cdf93ff0ac0cf2e80174da592cedeb72174ef036f
[INFO] running `"docker" "start" "-a" "c1eef653fd9e072aca8feb3cdf93ff0ac0cf2e80174da592cedeb72174ef036f"`
[INFO] [stderr]    Compiling your v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "c1eef653fd9e072aca8feb3cdf93ff0ac0cf2e80174da592cedeb72174ef036f"`
[INFO] running `"docker" "rm" "-f" "c1eef653fd9e072aca8feb3cdf93ff0ac0cf2e80174da592cedeb72174ef036f"`
[INFO] [stdout] c1eef653fd9e072aca8feb3cdf93ff0ac0cf2e80174da592cedeb72174ef036f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ypkulkar/binary_tree:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 7330b14d60488827a509f9e62f97a50b36f13e823209e1cf7a8416d46fbc5526
[INFO] running `"docker" "start" "-a" "7330b14d60488827a509f9e62f97a50b36f13e823209e1cf7a8416d46fbc5526"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/your-0c9fdd7dc397b2e1
[INFO] [stderr]    Doc-tests your
[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] [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" "7330b14d60488827a509f9e62f97a50b36f13e823209e1cf7a8416d46fbc5526"`
[INFO] running `"docker" "rm" "-f" "7330b14d60488827a509f9e62f97a50b36f13e823209e1cf7a8416d46fbc5526"`
[INFO] [stdout] 7330b14d60488827a509f9e62f97a50b36f13e823209e1cf7a8416d46fbc5526