[INFO] crate popcorn-butter 0.1.0 is already in cache
[INFO] extracting crate popcorn-butter 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/popcorn-butter/0.1.0
[INFO] extracting crate popcorn-butter 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/popcorn-butter/0.1.0
[INFO] validating manifest of popcorn-butter-0.1.0 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 popcorn-butter-0.1.0 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 popcorn-butter-0.1.0
[INFO] removed path dependency popcorn from popcorn-butter-0.1.0
[INFO] removed path dependency popcorn-blas from popcorn-butter-0.1.0
[INFO] finished frobbing popcorn-butter-0.1.0
[INFO] frobbed toml for popcorn-butter-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/popcorn-butter/0.1.0/Cargo.toml
[INFO] started frobbing popcorn-butter-0.1.0
[INFO] removed path dependency popcorn from popcorn-butter-0.1.0
[INFO] removed path dependency popcorn-blas from popcorn-butter-0.1.0
[INFO] finished frobbing popcorn-butter-0.1.0
[INFO] frobbed toml for popcorn-butter-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/popcorn-butter/0.1.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing popcorn-butter-0.1.0 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/popcorn-butter/0.1.0:/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] a881ff98c5acbf92680acb6c0deef01fb60ae864a162a13eba51206a85478007
[INFO] running `"docker" "start" "-a" "a881ff98c5acbf92680acb6c0deef01fb60ae864a162a13eba51206a85478007"`
[INFO] [stderr]    Compiling blas-sys v0.6.9
[INFO] [stderr]    Compiling popcorn v0.1.0
[INFO] [stderr]    Compiling popcorn-blas v0.1.0
[INFO] [stderr]    Compiling popcorn-butter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "a881ff98c5acbf92680acb6c0deef01fb60ae864a162a13eba51206a85478007"`
[INFO] running `"docker" "rm" "-f" "a881ff98c5acbf92680acb6c0deef01fb60ae864a162a13eba51206a85478007"`
[INFO] [stdout] a881ff98c5acbf92680acb6c0deef01fb60ae864a162a13eba51206a85478007
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/popcorn-butter/0.1.0:/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] e4497ae04f0189cede54d7d93e3ddcd4f3dc280b402ba12ebc54e3ee09e0dc18
[INFO] running `"docker" "start" "-a" "e4497ae04f0189cede54d7d93e3ddcd4f3dc280b402ba12ebc54e3ee09e0dc18"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling popcorn-butter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "e4497ae04f0189cede54d7d93e3ddcd4f3dc280b402ba12ebc54e3ee09e0dc18"`
[INFO] running `"docker" "rm" "-f" "e4497ae04f0189cede54d7d93e3ddcd4f3dc280b402ba12ebc54e3ee09e0dc18"`
[INFO] [stdout] e4497ae04f0189cede54d7d93e3ddcd4f3dc280b402ba12ebc54e3ee09e0dc18
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/popcorn-butter/0.1.0:/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] 15ab2f66babc6a54477c6d1477cb31a0c2e4686680c7484e5adeff23abbdda9c
[INFO] running `"docker" "start" "-a" "15ab2f66babc6a54477c6d1477cb31a0c2e4686680c7484e5adeff23abbdda9c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/popcorn_butter-9fa47b2bac9a652b
[INFO] [stderr]    Doc-tests popcorn-butter
[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" "15ab2f66babc6a54477c6d1477cb31a0c2e4686680c7484e5adeff23abbdda9c"`
[INFO] running `"docker" "rm" "-f" "15ab2f66babc6a54477c6d1477cb31a0c2e4686680c7484e5adeff23abbdda9c"`
[INFO] [stdout] 15ab2f66babc6a54477c6d1477cb31a0c2e4686680c7484e5adeff23abbdda9c