[INFO] updating cached repository luser/test-panic
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/luser/test-panic
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/luser/test-panic" "work/ex/beta-1.38-1/sources/1.37.0/gh/luser/test-panic"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/luser/test-panic'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/luser/test-panic" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/test-panic"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/test-panic'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9f8d9f9faeaa9d51ee7c86f9fc425103084e2d68
[INFO] sha for GitHub repo luser/test-panic: 9f8d9f9faeaa9d51ee7c86f9fc425103084e2d68
[INFO] validating manifest of luser/test-panic 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 luser/test-panic 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 luser/test-panic
[INFO] finished frobbing luser/test-panic
[INFO] frobbed toml for luser/test-panic written to work/ex/beta-1.38-1/sources/1.37.0/gh/luser/test-panic/Cargo.toml
[INFO] started frobbing luser/test-panic
[INFO] finished frobbing luser/test-panic
[INFO] frobbed toml for luser/test-panic written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/luser/test-panic/Cargo.toml
[INFO] crate luser/test-panic 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing luser/test-panic 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/luser/test-panic:/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] e5c6b411e9daaa65bd928862405b722255af1864c64def9189bcfc06392dbf7f
[INFO] running `"docker" "start" "-a" "e5c6b411e9daaa65bd928862405b722255af1864c64def9189bcfc06392dbf7f"`
[INFO] [stderr]    Compiling test-panic v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "e5c6b411e9daaa65bd928862405b722255af1864c64def9189bcfc06392dbf7f"`
[INFO] running `"docker" "rm" "-f" "e5c6b411e9daaa65bd928862405b722255af1864c64def9189bcfc06392dbf7f"`
[INFO] [stdout] e5c6b411e9daaa65bd928862405b722255af1864c64def9189bcfc06392dbf7f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/luser/test-panic:/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] 17139eae8f9788d2ceef4060163754af9597615e3652226119a6722bcd81ed7a
[INFO] running `"docker" "start" "-a" "17139eae8f9788d2ceef4060163754af9597615e3652226119a6722bcd81ed7a"`
[INFO] [stderr]    Compiling test-panic v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "17139eae8f9788d2ceef4060163754af9597615e3652226119a6722bcd81ed7a"`
[INFO] running `"docker" "rm" "-f" "17139eae8f9788d2ceef4060163754af9597615e3652226119a6722bcd81ed7a"`
[INFO] [stdout] 17139eae8f9788d2ceef4060163754af9597615e3652226119a6722bcd81ed7a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/luser/test-panic:/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] e4c64f41c7f7386910f6d5b0a52d00c4f4d362c810bd8db9bf5f6f12f7e603f0
[INFO] running `"docker" "start" "-a" "e4c64f41c7f7386910f6d5b0a52d00c4f4d362c810bd8db9bf5f6f12f7e603f0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_panic-20a33d06b32505d6
[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" "e4c64f41c7f7386910f6d5b0a52d00c4f4d362c810bd8db9bf5f6f12f7e603f0"`
[INFO] running `"docker" "rm" "-f" "e4c64f41c7f7386910f6d5b0a52d00c4f4d362c810bd8db9bf5f6f12f7e603f0"`
[INFO] [stdout] e4c64f41c7f7386910f6d5b0a52d00c4f4d362c810bd8db9bf5f6f12f7e603f0