[INFO] crate symbolic-proguard 6.1.3 is already in cache
[INFO] extracting crate symbolic-proguard 6.1.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/symbolic-proguard/6.1.3
[INFO] extracting crate symbolic-proguard 6.1.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/symbolic-proguard/6.1.3
[INFO] validating manifest of symbolic-proguard-6.1.3 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 symbolic-proguard-6.1.3 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 symbolic-proguard-6.1.3
[INFO] finished frobbing symbolic-proguard-6.1.3
[INFO] frobbed toml for symbolic-proguard-6.1.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/symbolic-proguard/6.1.3/Cargo.toml
[INFO] started frobbing symbolic-proguard-6.1.3
[INFO] finished frobbing symbolic-proguard-6.1.3
[INFO] frobbed toml for symbolic-proguard-6.1.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/symbolic-proguard/6.1.3/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[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] [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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing symbolic-proguard-6.1.3 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-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/symbolic-proguard/6.1.3:/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] 093fe983110803d375ff24d4b3220142aa1fe744cc68b062da075ac39305a6eb
[INFO] running `"docker" "start" "-a" "093fe983110803d375ff24d4b3220142aa1fe744cc68b062da075ac39305a6eb"`
[INFO] [stderr]    Compiling debugid v0.5.3
[INFO] [stderr]    Compiling proguard v2.0.0
[INFO] [stderr]    Compiling symbolic-common v6.1.4
[INFO] [stderr]    Compiling symbolic-proguard v6.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `"docker" "inspect" "093fe983110803d375ff24d4b3220142aa1fe744cc68b062da075ac39305a6eb"`
[INFO] running `"docker" "rm" "-f" "093fe983110803d375ff24d4b3220142aa1fe744cc68b062da075ac39305a6eb"`
[INFO] [stdout] 093fe983110803d375ff24d4b3220142aa1fe744cc68b062da075ac39305a6eb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/symbolic-proguard/6.1.3:/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] d3e139ed4042c2f95c07e9f8992827111d7f8636be6f7c4a3f9b7329cde3f331
[INFO] running `"docker" "start" "-a" "d3e139ed4042c2f95c07e9f8992827111d7f8636be6f7c4a3f9b7329cde3f331"`
[INFO] [stderr]    Compiling symbolic-proguard v6.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "d3e139ed4042c2f95c07e9f8992827111d7f8636be6f7c4a3f9b7329cde3f331"`
[INFO] running `"docker" "rm" "-f" "d3e139ed4042c2f95c07e9f8992827111d7f8636be6f7c4a3f9b7329cde3f331"`
[INFO] [stdout] d3e139ed4042c2f95c07e9f8992827111d7f8636be6f7c4a3f9b7329cde3f331
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/symbolic-proguard/6.1.3:/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] 6d8e6666a549c133ae696783d315725a524cf5ffbe80426d6fe3ce51dfd5c4a7
[INFO] running `"docker" "start" "-a" "6d8e6666a549c133ae696783d315725a524cf5ffbe80426d6fe3ce51dfd5c4a7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/symbolic_proguard-1d047d12c235cdcc
[INFO] [stderr]    Doc-tests symbolic-proguard
[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" "6d8e6666a549c133ae696783d315725a524cf5ffbe80426d6fe3ce51dfd5c4a7"`
[INFO] running `"docker" "rm" "-f" "6d8e6666a549c133ae696783d315725a524cf5ffbe80426d6fe3ce51dfd5c4a7"`
[INFO] [stdout] 6d8e6666a549c133ae696783d315725a524cf5ffbe80426d6fe3ce51dfd5c4a7