./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f5429be3277265830db62d0e901249d8c763b3d6d062789dc5a6193a05c0714 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:35:19,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:35:19,527 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-29 01:35:19,531 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:35:19,532 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:35:19,555 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:35:19,556 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:35:19,557 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:35:19,557 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:35:19,558 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:35:19,558 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:35:19,559 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:35:19,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:35:19,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:35:19,561 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:35:19,561 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:35:19,562 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:35:19,562 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:35:19,563 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:35:19,563 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:35:19,564 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-29 01:35:19,566 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-29 01:35:19,567 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-29 01:35:19,567 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:35:19,567 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 01:35:19,568 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 01:35:19,568 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:35:19,568 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:35:19,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:35:19,569 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:35:19,570 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:35:19,570 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:35:19,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:35:19,571 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:35:19,572 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:35:19,572 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:35:19,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:35:19,572 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:35:19,573 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:35:19,573 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:35:19,573 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:35:19,573 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f5429be3277265830db62d0e901249d8c763b3d6d062789dc5a6193a05c0714 [2023-11-29 01:35:19,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:35:19,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:35:19,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:35:19,820 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:35:19,821 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:35:19,822 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c [2023-11-29 01:35:22,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:35:22,756 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:35:22,756 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c [2023-11-29 01:35:22,767 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/data/97df1ed66/efdb54f9a1354d17836a69548db0586f/FLAG99befcb4b [2023-11-29 01:35:22,781 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/data/97df1ed66/efdb54f9a1354d17836a69548db0586f [2023-11-29 01:35:22,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:35:22,785 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:35:22,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:35:22,786 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:35:22,791 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:35:22,792 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:35:22" (1/1) ... [2023-11-29 01:35:22,793 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63441ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:22, skipping insertion in model container [2023-11-29 01:35:22,793 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:35:22" (1/1) ... [2023-11-29 01:35:22,834 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:35:23,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:35:23,139 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-11-29 01:35:23,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e4d786b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:23, skipping insertion in model container [2023-11-29 01:35:23,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:35:23,140 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-29 01:35:23,142 INFO L158 Benchmark]: Toolchain (without parser) took 355.90ms. Allocated memory is still 142.6MB. Free memory was 111.8MB in the beginning and 94.3MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-29 01:35:23,142 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 142.6MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:35:23,142 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.85ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 94.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 01:35:23,144 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 142.6MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.85ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 94.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 353]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f5429be3277265830db62d0e901249d8c763b3d6d062789dc5a6193a05c0714 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:35:24,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:35:24,867 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-29 01:35:24,881 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:35:24,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:35:24,908 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:35:24,909 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:35:24,909 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:35:24,910 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:35:24,910 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:35:24,911 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:35:24,912 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:35:24,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:35:24,913 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:35:24,913 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:35:24,914 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:35:24,915 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:35:24,915 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:35:24,916 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:35:24,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:35:24,916 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-29 01:35:24,917 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-29 01:35:24,918 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-29 01:35:24,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:35:24,919 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 01:35:24,919 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 01:35:24,919 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 01:35:24,920 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 01:35:24,920 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:35:24,920 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:35:24,921 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:35:24,921 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:35:24,921 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:35:24,922 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:35:24,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:35:24,922 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:35:24,922 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:35:24,923 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 01:35:24,923 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 01:35:24,923 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:35:24,923 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:35:24,923 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:35:24,924 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:35:24,924 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 01:35:24,924 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f5429be3277265830db62d0e901249d8c763b3d6d062789dc5a6193a05c0714 [2023-11-29 01:35:25,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:35:25,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:35:25,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:35:25,217 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:35:25,217 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:35:25,219 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c [2023-11-29 01:35:27,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:35:28,201 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:35:28,202 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c [2023-11-29 01:35:28,218 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/data/033163a81/34324f3ac1824f54b82a5084ec88c597/FLAG4a051a680 [2023-11-29 01:35:28,236 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/data/033163a81/34324f3ac1824f54b82a5084ec88c597 [2023-11-29 01:35:28,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:35:28,240 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:35:28,241 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:35:28,242 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:35:28,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:35:28,246 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:28,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20ca6d19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28, skipping insertion in model container [2023-11-29 01:35:28,248 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:28,287 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:35:28,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:35:28,600 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-29 01:35:28,608 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:35:28,702 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:35:28,707 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:35:28,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:35:28,786 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:35:28,786 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:35:28,794 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:35:28,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28 WrapperNode [2023-11-29 01:35:28,795 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:35:28,796 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:35:28,796 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:35:28,796 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:35:28,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:28,831 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:28,927 INFO L138 Inliner]: procedures = 28, calls = 455, calls flagged for inlining = 101, calls inlined = 145, statements flattened = 2347 [2023-11-29 01:35:28,927 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:35:28,928 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:35:28,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:35:28,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:35:28,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:28,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:28,954 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:28,993 INFO L175 MemorySlicer]: Split 284 memory accesses to 5 slices as follows [2, 2, 2, 276, 2]. 97 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 15 writes are split as follows [0, 1, 1, 12, 1]. [2023-11-29 01:35:28,994 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:28,994 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:29,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:29,056 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:29,065 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:29,075 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:29,088 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:35:29,089 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:35:29,089 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:35:29,089 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:35:29,090 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (1/1) ... [2023-11-29 01:35:29,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:35:29,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:35:29,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:35:29,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:35:29,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:35:29,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 01:35:29,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-29 01:35:29,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-29 01:35:29,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-29 01:35:29,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-29 01:35:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 01:35:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-29 01:35:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-29 01:35:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-29 01:35:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-29 01:35:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-29 01:35:29,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-29 01:35:29,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-29 01:35:29,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-29 01:35:29,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-29 01:35:29,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-29 01:35:29,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-29 01:35:29,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-29 01:35:29,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-29 01:35:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 01:35:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:35:29,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:35:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 01:35:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-29 01:35:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-29 01:35:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-29 01:35:29,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-29 01:35:29,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-29 01:35:29,167 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-29 01:35:29,402 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:35:29,404 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:35:34,144 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:35:44,096 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:35:44,096 INFO L309 CfgBuilder]: Removed 18 assume(true) statements. [2023-11-29 01:35:44,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:35:44 BoogieIcfgContainer [2023-11-29 01:35:44,097 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:35:44,100 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:35:44,100 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:35:44,103 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:35:44,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:35:28" (1/3) ... [2023-11-29 01:35:44,104 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d42830f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:35:44, skipping insertion in model container [2023-11-29 01:35:44,104 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:35:28" (2/3) ... [2023-11-29 01:35:44,104 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d42830f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:35:44, skipping insertion in model container [2023-11-29 01:35:44,104 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:35:44" (3/3) ... [2023-11-29 01:35:44,105 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-subst.wvr.c [2023-11-29 01:35:44,124 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:35:44,124 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 566 error locations. [2023-11-29 01:35:44,124 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-29 01:35:46,740 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-11-29 01:35:46,776 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 693 places, 725 transitions, 1471 flow [2023-11-29 01:35:47,513 INFO L124 PetriNetUnfolderBase]: 42/722 cut-off events. [2023-11-29 01:35:47,513 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-11-29 01:35:47,545 INFO L83 FinitePrefix]: Finished finitePrefix Result has 735 conditions, 722 events. 42/722 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 121. Compared 6462 event pairs, 0 based on Foata normal form. 0/114 useless extension candidates. Maximal degree in co-relation 645. Up to 7 conditions per place. [2023-11-29 01:35:47,546 INFO L82 GeneralOperation]: Start removeDead. Operand has 693 places, 725 transitions, 1471 flow [2023-11-29 01:35:47,595 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 689 places, 721 transitions, 1460 flow [2023-11-29 01:35:47,604 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:35:47,611 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5998dd64, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:35:47,611 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1097 error locations. [2023-11-29 01:35:47,614 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-29 01:35:47,614 INFO L124 PetriNetUnfolderBase]: 1/4 cut-off events. [2023-11-29 01:35:47,614 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-29 01:35:47,614 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-29 01:35:47,614 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-29 01:35:47,615 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [thread1Err0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, thread1Err2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 1094 more)] === [2023-11-29 01:35:47,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:35:47,619 INFO L85 PathProgramCache]: Analyzing trace with hash 11334516, now seen corresponding path program 1 times [2023-11-29 01:35:47,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:35:47,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [902999393] [2023-11-29 01:35:47,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:35:47,629 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 01:35:47,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:35:47,631 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 01:35:47,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_831c5027-7dc4-4e1c-9c6d-b356c06c4042/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 01:35:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:35:49,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:35:49,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:35:49,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-29 01:35:49,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:35:49,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:35:49,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:35:49,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:35:49,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:35:49,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:35:49,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:35:49,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:35:49,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:35:49,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:35:49,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:35:49,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:35:49,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,232 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:35:49,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:35:49,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-29 01:35:49,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:35:49,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:35:49,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:35:49,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:35:49,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:35:49,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 1 [2023-11-29 01:35:49,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 1 [2023-11-29 01:35:49,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:35:49,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2023-11-29 01:35:49,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:35:49,357 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:35:49,357 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:35:49,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [902999393] [2023-11-29 01:35:49,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [902999393] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:35:49,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:35:49,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-29 01:35:49,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616435968] [2023-11-29 01:35:49,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:35:49,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:35:49,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:35:49,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:35:49,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:35:49,565 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 44 out of 725 [2023-11-29 01:35:49,568 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 689 places, 721 transitions, 1460 flow. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 01:35:49,568 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-29 01:35:49,568 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 44 of 725 [2023-11-29 01:35:49,569 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand