[INFO] updating cached repository quentm74/rust-design-patterns
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/quentm74/rust-design-patterns
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/quentm74/rust-design-patterns" "work/ex/beta-1.38-1/sources/1.37.0/gh/quentm74/rust-design-patterns"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/quentm74/rust-design-patterns'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/quentm74/rust-design-patterns" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/quentm74/rust-design-patterns"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/quentm74/rust-design-patterns'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2f50f8d26ca009956a9b34e501917e2f7e7fbfed
[INFO] sha for GitHub repo quentm74/rust-design-patterns: 2f50f8d26ca009956a9b34e501917e2f7e7fbfed
[INFO] validating manifest of quentm74/rust-design-patterns 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 quentm74/rust-design-patterns 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 quentm74/rust-design-patterns
[INFO] finished frobbing quentm74/rust-design-patterns
[INFO] frobbed toml for quentm74/rust-design-patterns written to work/ex/beta-1.38-1/sources/1.37.0/gh/quentm74/rust-design-patterns/Cargo.toml
[INFO] started frobbing quentm74/rust-design-patterns
[INFO] finished frobbing quentm74/rust-design-patterns
[INFO] frobbed toml for quentm74/rust-design-patterns written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/quentm74/rust-design-patterns/Cargo.toml
[INFO] crate quentm74/rust-design-patterns already has a lockfile, it will not be regenerated
[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] 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 quentm74/rust-design-patterns 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/gh/quentm74/rust-design-patterns:/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] fc26ee7c4b36639c2c3807be79a8c18b0689516d34307f48ec4c2504d699148e
[INFO] running `"docker" "start" "-a" "fc26ee7c4b36639c2c3807be79a8c18b0689516d34307f48ec4c2504d699148e"`
[INFO] [stderr]    Compiling design-patterns v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "fc26ee7c4b36639c2c3807be79a8c18b0689516d34307f48ec4c2504d699148e"`
[INFO] running `"docker" "rm" "-f" "fc26ee7c4b36639c2c3807be79a8c18b0689516d34307f48ec4c2504d699148e"`
[INFO] [stdout] fc26ee7c4b36639c2c3807be79a8c18b0689516d34307f48ec4c2504d699148e
[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/gh/quentm74/rust-design-patterns:/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] f569ff09230c2c72991b936cb761bca7dff4afa6de37eea5ffdaefd015808f24
[INFO] running `"docker" "start" "-a" "f569ff09230c2c72991b936cb761bca7dff4afa6de37eea5ffdaefd015808f24"`
[INFO] [stderr]    Compiling design-patterns v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "f569ff09230c2c72991b936cb761bca7dff4afa6de37eea5ffdaefd015808f24"`
[INFO] running `"docker" "rm" "-f" "f569ff09230c2c72991b936cb761bca7dff4afa6de37eea5ffdaefd015808f24"`
[INFO] [stdout] f569ff09230c2c72991b936cb761bca7dff4afa6de37eea5ffdaefd015808f24
[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/gh/quentm74/rust-design-patterns:/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] 8117fd3a89e6039d5bd1395e402498503411f503bb7351230a4e2411d89c3862
[INFO] running `"docker" "start" "-a" "8117fd3a89e6039d5bd1395e402498503411f503bb7351230a4e2411d89c3862"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/design_patterns-1ad13146b190638a
[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" "8117fd3a89e6039d5bd1395e402498503411f503bb7351230a4e2411d89c3862"`
[INFO] running `"docker" "rm" "-f" "8117fd3a89e6039d5bd1395e402498503411f503bb7351230a4e2411d89c3862"`
[INFO] [stdout] 8117fd3a89e6039d5bd1395e402498503411f503bb7351230a4e2411d89c3862