[INFO] crate dumpling 0.0.0 is already in cache
[INFO] extracting crate dumpling 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/dumpling/0.0.0
[INFO] extracting crate dumpling 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/dumpling/0.0.0
[INFO] validating manifest of dumpling-0.0.0 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 dumpling-0.0.0 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 dumpling-0.0.0
[INFO] finished frobbing dumpling-0.0.0
[INFO] frobbed toml for dumpling-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/reg/dumpling/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 dumpling-0.0.0 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 76e079ad177b163d998e8770fc71076f278608415327dffe2de6b9acb8db2f6b
[INFO] running `"docker" "start" "-a" "76e079ad177b163d998e8770fc71076f278608415327dffe2de6b9acb8db2f6b"`
[INFO] [stderr]    Compiling dumpling v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `"docker" "inspect" "76e079ad177b163d998e8770fc71076f278608415327dffe2de6b9acb8db2f6b"`
[INFO] running `"docker" "rm" "-f" "76e079ad177b163d998e8770fc71076f278608415327dffe2de6b9acb8db2f6b"`
[INFO] [stdout] 76e079ad177b163d998e8770fc71076f278608415327dffe2de6b9acb8db2f6b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 56fd470388297e0289912f29220d63d70f3450b4e3b775b438827190b6a6b638
[INFO] running `"docker" "start" "-a" "56fd470388297e0289912f29220d63d70f3450b4e3b775b438827190b6a6b638"`
[INFO] [stderr]    Compiling dumpling v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "56fd470388297e0289912f29220d63d70f3450b4e3b775b438827190b6a6b638"`
[INFO] running `"docker" "rm" "-f" "56fd470388297e0289912f29220d63d70f3450b4e3b775b438827190b6a6b638"`
[INFO] [stdout] 56fd470388297e0289912f29220d63d70f3450b4e3b775b438827190b6a6b638
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 1e2b7a6bd062b6967126647acf79cf6dbdebe34f12c511496775e7874b517b30
[INFO] running `"docker" "start" "-a" "1e2b7a6bd062b6967126647acf79cf6dbdebe34f12c511496775e7874b517b30"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dumpling-b12647590b69b98e
[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" "1e2b7a6bd062b6967126647acf79cf6dbdebe34f12c511496775e7874b517b30"`
[INFO] running `"docker" "rm" "-f" "1e2b7a6bd062b6967126647acf79cf6dbdebe34f12c511496775e7874b517b30"`
[INFO] [stdout] 1e2b7a6bd062b6967126647acf79cf6dbdebe34f12c511496775e7874b517b30