[INFO] updating cached repository vasily-kirichenko/DropTest
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vasily-kirichenko/DropTest
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vasily-kirichenko/DropTest" "work/ex/beta-1.38-1/sources/1.37.0/gh/vasily-kirichenko/DropTest"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/vasily-kirichenko/DropTest'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vasily-kirichenko/DropTest" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vasily-kirichenko/DropTest"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vasily-kirichenko/DropTest'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9e4abfe0738df924002113d8859c50ea21cdd04e
[INFO] sha for GitHub repo vasily-kirichenko/DropTest: 9e4abfe0738df924002113d8859c50ea21cdd04e
[INFO] validating manifest of vasily-kirichenko/DropTest 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 vasily-kirichenko/DropTest 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 vasily-kirichenko/DropTest
[INFO] finished frobbing vasily-kirichenko/DropTest
[INFO] frobbed toml for vasily-kirichenko/DropTest written to work/ex/beta-1.38-1/sources/1.37.0/gh/vasily-kirichenko/DropTest/Cargo.toml
[INFO] started frobbing vasily-kirichenko/DropTest
[INFO] finished frobbing vasily-kirichenko/DropTest
[INFO] frobbed toml for vasily-kirichenko/DropTest written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vasily-kirichenko/DropTest/Cargo.toml
[INFO] crate vasily-kirichenko/DropTest 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 vasily-kirichenko/DropTest 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-7/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/vasily-kirichenko/DropTest:/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] c82ed596ac1f3cbb79482a8c751d9090a74d822f2651eb845f926d9bf67c62d6
[INFO] running `"docker" "start" "-a" "c82ed596ac1f3cbb79482a8c751d9090a74d822f2651eb845f926d9bf67c62d6"`
[INFO] [stderr]    Compiling DropTest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `DropTest` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `drop_test`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "c82ed596ac1f3cbb79482a8c751d9090a74d822f2651eb845f926d9bf67c62d6"`
[INFO] running `"docker" "rm" "-f" "c82ed596ac1f3cbb79482a8c751d9090a74d822f2651eb845f926d9bf67c62d6"`
[INFO] [stdout] c82ed596ac1f3cbb79482a8c751d9090a74d822f2651eb845f926d9bf67c62d6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/vasily-kirichenko/DropTest:/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] ba1089cfb7425925d2c72535d397af656abba0f696fbb633af83c0416c7f31c3
[INFO] running `"docker" "start" "-a" "ba1089cfb7425925d2c72535d397af656abba0f696fbb633af83c0416c7f31c3"`
[INFO] [stderr]    Compiling DropTest v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `DropTest` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `drop_test`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "ba1089cfb7425925d2c72535d397af656abba0f696fbb633af83c0416c7f31c3"`
[INFO] running `"docker" "rm" "-f" "ba1089cfb7425925d2c72535d397af656abba0f696fbb633af83c0416c7f31c3"`
[INFO] [stdout] ba1089cfb7425925d2c72535d397af656abba0f696fbb633af83c0416c7f31c3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/vasily-kirichenko/DropTest:/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] 8869ac1a7875a78abf46c8c86241d2b2ca61518ace3b4a81b5872d19213ff14e
[INFO] running `"docker" "start" "-a" "8869ac1a7875a78abf46c8c86241d2b2ca61518ace3b4a81b5872d19213ff14e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/DropTest-1b4a7bbfa6c1d4bf
[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" "8869ac1a7875a78abf46c8c86241d2b2ca61518ace3b4a81b5872d19213ff14e"`
[INFO] running `"docker" "rm" "-f" "8869ac1a7875a78abf46c8c86241d2b2ca61518ace3b4a81b5872d19213ff14e"`
[INFO] [stdout] 8869ac1a7875a78abf46c8c86241d2b2ca61518ace3b4a81b5872d19213ff14e