[INFO] crate libcnab 0.0.0-prerelease is already in cache
[INFO] extracting crate libcnab 0.0.0-prerelease into work/ex/beta-1.38-1/sources/1.37.0/reg/libcnab/0.0.0-prerelease
[INFO] extracting crate libcnab 0.0.0-prerelease into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libcnab/0.0.0-prerelease
[INFO] validating manifest of libcnab-0.0.0-prerelease 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 libcnab-0.0.0-prerelease 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 libcnab-0.0.0-prerelease
[INFO] finished frobbing libcnab-0.0.0-prerelease
[INFO] frobbed toml for libcnab-0.0.0-prerelease written to work/ex/beta-1.38-1/sources/1.37.0/reg/libcnab/0.0.0-prerelease/Cargo.toml
[INFO] started frobbing libcnab-0.0.0-prerelease
[INFO] finished frobbing libcnab-0.0.0-prerelease
[INFO] frobbed toml for libcnab-0.0.0-prerelease written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libcnab/0.0.0-prerelease/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 libcnab-0.0.0-prerelease 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libcnab/0.0.0-prerelease:/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] 9fe8d3f243d66998404dd4040149a8708a4d3fcbeb99fad81ec044cdaff48cd7
[INFO] running `"docker" "start" "-a" "9fe8d3f243d66998404dd4040149a8708a4d3fcbeb99fad81ec044cdaff48cd7"`
[INFO] [stderr]    Compiling libcnab v0.0.0-prerelease (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "9fe8d3f243d66998404dd4040149a8708a4d3fcbeb99fad81ec044cdaff48cd7"`
[INFO] running `"docker" "rm" "-f" "9fe8d3f243d66998404dd4040149a8708a4d3fcbeb99fad81ec044cdaff48cd7"`
[INFO] [stdout] 9fe8d3f243d66998404dd4040149a8708a4d3fcbeb99fad81ec044cdaff48cd7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libcnab/0.0.0-prerelease:/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] 4ed167e6e04d4a04275c84c4770aa0d869343dff5b08719a4a82051755ae3887
[INFO] running `"docker" "start" "-a" "4ed167e6e04d4a04275c84c4770aa0d869343dff5b08719a4a82051755ae3887"`
[INFO] [stderr]    Compiling libcnab v0.0.0-prerelease (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "4ed167e6e04d4a04275c84c4770aa0d869343dff5b08719a4a82051755ae3887"`
[INFO] running `"docker" "rm" "-f" "4ed167e6e04d4a04275c84c4770aa0d869343dff5b08719a4a82051755ae3887"`
[INFO] [stdout] 4ed167e6e04d4a04275c84c4770aa0d869343dff5b08719a4a82051755ae3887
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/libcnab/0.0.0-prerelease:/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] 25cd9fec2a351192e34e64a4db9903942c39c13693a34712f4d6ee1d6b979754
[INFO] running `"docker" "start" "-a" "25cd9fec2a351192e34e64a4db9903942c39c13693a34712f4d6ee1d6b979754"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/libcnab-28c883bf2bf97387
[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" "25cd9fec2a351192e34e64a4db9903942c39c13693a34712f4d6ee1d6b979754"`
[INFO] running `"docker" "rm" "-f" "25cd9fec2a351192e34e64a4db9903942c39c13693a34712f4d6ee1d6b979754"`
[INFO] [stdout] 25cd9fec2a351192e34e64a4db9903942c39c13693a34712f4d6ee1d6b979754