[INFO] crate dumpling 0.0.0 is already in cache
[INFO] extracting crate dumpling 0.0.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/dumpling/0.0.0
[INFO] extracting crate dumpling 0.0.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dumpling/0.0.0
[INFO] validating manifest of dumpling-0.0.0 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 dumpling-0.0.0 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 dumpling-0.0.0
[INFO] finished frobbing dumpling-0.0.0
[INFO] frobbed toml for dumpling-0.0.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/dumpling/0.0.0/Cargo.toml
[INFO] started frobbing dumpling-0.0.0
[INFO] finished frobbing dumpling-0.0.0
[INFO] frobbed toml for dumpling-0.0.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dumpling/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 dumpling-0.0.0 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-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/dumpling/0.0.0:/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] d0c4a76918a46fdd41448252f609448e1e5201a41c26bb2d8668e9ba8ba26833
[INFO] running `"docker" "start" "-a" "d0c4a76918a46fdd41448252f609448e1e5201a41c26bb2d8668e9ba8ba26833"`
[INFO] [stderr]    Compiling dumpling v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "d0c4a76918a46fdd41448252f609448e1e5201a41c26bb2d8668e9ba8ba26833"`
[INFO] running `"docker" "rm" "-f" "d0c4a76918a46fdd41448252f609448e1e5201a41c26bb2d8668e9ba8ba26833"`
[INFO] [stdout] d0c4a76918a46fdd41448252f609448e1e5201a41c26bb2d8668e9ba8ba26833
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/dumpling/0.0.0:/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] 6980c115834911f1558bd104ad6bcf9762ccb69e77b1ce05a7a7faaf61e1a6a7
[INFO] running `"docker" "start" "-a" "6980c115834911f1558bd104ad6bcf9762ccb69e77b1ce05a7a7faaf61e1a6a7"`
[INFO] [stderr]    Compiling dumpling v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "6980c115834911f1558bd104ad6bcf9762ccb69e77b1ce05a7a7faaf61e1a6a7"`
[INFO] running `"docker" "rm" "-f" "6980c115834911f1558bd104ad6bcf9762ccb69e77b1ce05a7a7faaf61e1a6a7"`
[INFO] [stdout] 6980c115834911f1558bd104ad6bcf9762ccb69e77b1ce05a7a7faaf61e1a6a7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/dumpling/0.0.0:/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] a3bfba9efdb1ea37816753a4ae962a994da796910b29af8f5e023c34432f4304
[INFO] running `"docker" "start" "-a" "a3bfba9efdb1ea37816753a4ae962a994da796910b29af8f5e023c34432f4304"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dumpling-f5bafcadf4e8754d
[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" "a3bfba9efdb1ea37816753a4ae962a994da796910b29af8f5e023c34432f4304"`
[INFO] running `"docker" "rm" "-f" "a3bfba9efdb1ea37816753a4ae962a994da796910b29af8f5e023c34432f4304"`
[INFO] [stdout] a3bfba9efdb1ea37816753a4ae962a994da796910b29af8f5e023c34432f4304