[INFO] updating cached repository PerArneng/sysgraph
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PerArneng/sysgraph
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PerArneng/sysgraph" "work/ex/beta-1.38-1/sources/1.37.0/gh/PerArneng/sysgraph"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/PerArneng/sysgraph'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PerArneng/sysgraph" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PerArneng/sysgraph"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PerArneng/sysgraph'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b1c413cc0d733b567fbed04788467f631cbbbaf4
[INFO] sha for GitHub repo PerArneng/sysgraph: b1c413cc0d733b567fbed04788467f631cbbbaf4
[INFO] validating manifest of PerArneng/sysgraph 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 PerArneng/sysgraph 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 PerArneng/sysgraph
[INFO] finished frobbing PerArneng/sysgraph
[INFO] frobbed toml for PerArneng/sysgraph written to work/ex/beta-1.38-1/sources/1.37.0/gh/PerArneng/sysgraph/Cargo.toml
[INFO] started frobbing PerArneng/sysgraph
[INFO] finished frobbing PerArneng/sysgraph
[INFO] frobbed toml for PerArneng/sysgraph written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PerArneng/sysgraph/Cargo.toml
[INFO] crate PerArneng/sysgraph 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] 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 PerArneng/sysgraph 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PerArneng/sysgraph:/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] 510bcb104b05ab9499911eb94e3c02b115519ad49e4c3e6785241d95f2f30aec
[INFO] running `"docker" "start" "-a" "510bcb104b05ab9499911eb94e3c02b115519ad49e4c3e6785241d95f2f30aec"`
[INFO] [stderr]    Compiling bitflags v1.0.0
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling sysgraph v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.59s
[INFO] running `"docker" "inspect" "510bcb104b05ab9499911eb94e3c02b115519ad49e4c3e6785241d95f2f30aec"`
[INFO] running `"docker" "rm" "-f" "510bcb104b05ab9499911eb94e3c02b115519ad49e4c3e6785241d95f2f30aec"`
[INFO] [stdout] 510bcb104b05ab9499911eb94e3c02b115519ad49e4c3e6785241d95f2f30aec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PerArneng/sysgraph:/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] 2d3fa0659c8b0291356809770d40d8ce500497e2775e990a3d0dbed8b762ffd8
[INFO] running `"docker" "start" "-a" "2d3fa0659c8b0291356809770d40d8ce500497e2775e990a3d0dbed8b762ffd8"`
[INFO] [stderr]    Compiling sysgraph v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "2d3fa0659c8b0291356809770d40d8ce500497e2775e990a3d0dbed8b762ffd8"`
[INFO] running `"docker" "rm" "-f" "2d3fa0659c8b0291356809770d40d8ce500497e2775e990a3d0dbed8b762ffd8"`
[INFO] [stdout] 2d3fa0659c8b0291356809770d40d8ce500497e2775e990a3d0dbed8b762ffd8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/PerArneng/sysgraph:/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] c7e4a06643653baa62013d9a7cdb20615295c25d3997b59da9f63de3ea651fe6
[INFO] running `"docker" "start" "-a" "c7e4a06643653baa62013d9a7cdb20615295c25d3997b59da9f63de3ea651fe6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sysgraph-4b9660e048894636
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sysgraph-4494c9641470d5ad
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_parse_empty_diagram ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/specification_io_tests-58f3d89351d165a0
[INFO] [stderr]    Doc-tests sysgraph
[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" "c7e4a06643653baa62013d9a7cdb20615295c25d3997b59da9f63de3ea651fe6"`
[INFO] running `"docker" "rm" "-f" "c7e4a06643653baa62013d9a7cdb20615295c25d3997b59da9f63de3ea651fe6"`
[INFO] [stdout] c7e4a06643653baa62013d9a7cdb20615295c25d3997b59da9f63de3ea651fe6