[INFO] crate purp 0.2.0 is already in cache
[INFO] extracting crate purp 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/purp/0.2.0
[INFO] extracting crate purp 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/purp/0.2.0
[INFO] validating manifest of purp-0.2.0 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 purp-0.2.0 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 purp-0.2.0
[INFO] finished frobbing purp-0.2.0
[INFO] frobbed toml for purp-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/purp/0.2.0/Cargo.toml
[INFO] started frobbing purp-0.2.0
[INFO] finished frobbing purp-0.2.0
[INFO] frobbed toml for purp-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/purp/0.2.0/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] [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] 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 purp-0.2.0 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/purp/0.2.0:/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] d6e97114059578de4c4d30c4bdf43142c54f62ffb2e2bc27f086e7b58d0740ae
[INFO] running `"docker" "start" "-a" "d6e97114059578de4c4d30c4bdf43142c54f62ffb2e2bc27f086e7b58d0740ae"`
[INFO] [stderr]    Compiling purp v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `"docker" "inspect" "d6e97114059578de4c4d30c4bdf43142c54f62ffb2e2bc27f086e7b58d0740ae"`
[INFO] running `"docker" "rm" "-f" "d6e97114059578de4c4d30c4bdf43142c54f62ffb2e2bc27f086e7b58d0740ae"`
[INFO] [stdout] d6e97114059578de4c4d30c4bdf43142c54f62ffb2e2bc27f086e7b58d0740ae
[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/purp/0.2.0:/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] 49bc634546cb671223d5ae1000d21b13d7b6e8eca665cd7a0394efe27a776fef
[INFO] running `"docker" "start" "-a" "49bc634546cb671223d5ae1000d21b13d7b6e8eca665cd7a0394efe27a776fef"`
[INFO] [stderr]    Compiling purp v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "49bc634546cb671223d5ae1000d21b13d7b6e8eca665cd7a0394efe27a776fef"`
[INFO] running `"docker" "rm" "-f" "49bc634546cb671223d5ae1000d21b13d7b6e8eca665cd7a0394efe27a776fef"`
[INFO] [stdout] 49bc634546cb671223d5ae1000d21b13d7b6e8eca665cd7a0394efe27a776fef
[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/purp/0.2.0:/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] 6781eabb5e3c4f5a60e8d73d7c04b6d00e088b33ab4bcbaf9f1bae154ac35437
[INFO] running `"docker" "start" "-a" "6781eabb5e3c4f5a60e8d73d7c04b6d00e088b33ab4bcbaf9f1bae154ac35437"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/purp-b4ceb6afdc285ca8
[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" "6781eabb5e3c4f5a60e8d73d7c04b6d00e088b33ab4bcbaf9f1bae154ac35437"`
[INFO] running `"docker" "rm" "-f" "6781eabb5e3c4f5a60e8d73d7c04b6d00e088b33ab4bcbaf9f1bae154ac35437"`
[INFO] [stdout] 6781eabb5e3c4f5a60e8d73d7c04b6d00e088b33ab4bcbaf9f1bae154ac35437