./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 30e01a73 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_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f5429be3277265830db62d0e901249d8c763b3d6d062789dc5a6193a05c0714 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:38:25,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:38:25,502 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-23 21:38:25,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:38:25,513 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:38:25,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:38:25,548 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:38:25,548 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:38:25,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:38:25,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:38:25,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:38:25,551 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:38:25,551 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 21:38:25,552 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:38:25,552 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:38:25,553 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:38:25,557 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:38:25,562 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:38:25,563 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:38:25,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:38:25,564 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:38:25,564 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:38:25,565 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-23 21:38:25,565 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:38:25,566 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:38:25,566 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:38:25,567 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:38:25,567 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:38:25,568 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:38:25,568 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:38:25,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:38:25,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:38:25,571 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:38:25,571 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:38:25,571 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 21:38:25,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:38:25,572 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:38:25,572 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 21:38:25,572 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:38:25,573 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 21:38:25,573 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:38:25,573 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_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f5429be3277265830db62d0e901249d8c763b3d6d062789dc5a6193a05c0714 [2023-11-23 21:38:25,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:38:25,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:38:25,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:38:25,965 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:38:25,965 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:38:25,967 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c [2023-11-23 21:38:29,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:38:29,448 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:38:29,449 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c [2023-11-23 21:38:29,460 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/data/b0be95ec7/2529e7951a4e4c38b6cebe9f2267a16c/FLAG191913893 [2023-11-23 21:38:29,479 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/data/b0be95ec7/2529e7951a4e4c38b6cebe9f2267a16c [2023-11-23 21:38:29,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:38:29,484 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:38:29,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:38:29,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:38:29,498 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:38:29,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:38:29" (1/1) ... [2023-11-23 21:38:29,500 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b4a5e56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:29, skipping insertion in model container [2023-11-23 21:38:29,500 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:38:29" (1/1) ... [2023-11-23 21:38:29,553 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:38:30,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:38:30,113 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:38:30,396 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:38:30,410 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:38:30,410 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:38:30,418 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:38:30,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30 WrapperNode [2023-11-23 21:38:30,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:38:30,421 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:38:30,421 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:38:30,421 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:38:30,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30" (1/1) ... [2023-11-23 21:38:30,514 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30" (1/1) ... [2023-11-23 21:38:30,724 INFO L138 Inliner]: procedures = 26, calls = 455, calls flagged for inlining = 101, calls inlined = 145, statements flattened = 5011 [2023-11-23 21:38:30,724 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:38:30,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:38:30,726 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:38:30,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:38:30,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30" (1/1) ... [2023-11-23 21:38:30,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30" (1/1) ... [2023-11-23 21:38:30,854 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30" (1/1) ... [2023-11-23 21:38:30,869 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30" (1/1) ... [2023-11-23 21:38:31,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30" (1/1) ... [2023-11-23 21:38:31,124 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30" (1/1) ... [2023-11-23 21:38:31,139 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30" (1/1) ... [2023-11-23 21:38:31,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30" (1/1) ... [2023-11-23 21:38:31,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:38:31,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:38:31,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:38:31,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:38:31,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30" (1/1) ... [2023-11-23 21:38:31,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:38:31,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:38:31,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:38:31,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56db8824-b1f9-40c2-8cbb-0747aa6c29d4/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:38:31,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:38:31,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:38:31,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:38:31,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:38:31,288 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 21:38:31,288 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 21:38:31,288 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 21:38:31,289 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 21:38:31,289 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 21:38:31,289 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 21:38:31,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:38:31,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 21:38:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 21:38:31,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:38:31,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:38:31,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:38:31,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:38:31,297 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 21:38:31,616 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:38:31,618 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:38:37,170 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:38:57,692 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:38:57,692 INFO L309 CfgBuilder]: Removed 18 assume(true) statements. [2023-11-23 21:38:57,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:38:57 BoogieIcfgContainer [2023-11-23 21:38:57,695 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:38:57,697 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:38:57,698 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:38:57,701 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:38:57,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:38:29" (1/3) ... [2023-11-23 21:38:57,702 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bf43057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:38:57, skipping insertion in model container [2023-11-23 21:38:57,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:38:30" (2/3) ... [2023-11-23 21:38:57,703 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bf43057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:38:57, skipping insertion in model container [2023-11-23 21:38:57,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:38:57" (3/3) ... [2023-11-23 21:38:57,705 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-subst.wvr.c [2023-11-23 21:38:57,718 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-23 21:38:57,731 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:38:57,731 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 758 error locations. [2023-11-23 21:38:57,732 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-23 21:39:00,474 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-11-23 21:39:00,545 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1717 places, 1788 transitions, 3597 flow [2023-11-23 21:39:02,568 INFO L124 PetriNetUnfolderBase]: 81/1785 cut-off events. [2023-11-23 21:39:02,569 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-11-23 21:39:02,637 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1798 conditions, 1785 events. 81/1785 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 164. Compared 8661 event pairs, 0 based on Foata normal form. 0/946 useless extension candidates. Maximal degree in co-relation 1420. Up to 7 conditions per place. [2023-11-23 21:39:02,637 INFO L82 GeneralOperation]: Start removeDead. Operand has 1717 places, 1788 transitions, 3597 flow [2023-11-23 21:39:02,781 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1688 places, 1756 transitions, 3530 flow [2023-11-23 21:39:02,798 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:39:02,805 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=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@f24e1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:39:02,806 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1472 error locations. [2023-11-23 21:39:02,822 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-23 21:39:02,822 INFO L124 PetriNetUnfolderBase]: 3/81 cut-off events. [2023-11-23 21:39:02,822 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-23 21:39:02,823 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-23 21:39:02,823 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:39:02,824 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 1468 more)] === [2023-11-23 21:39:02,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:39:02,831 INFO L85 PathProgramCache]: Analyzing trace with hash 540419435, now seen corresponding path program 1 times [2023-11-23 21:39:02,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:39:02,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455676563] [2023-11-23 21:39:02,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:39:02,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:39:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:39:04,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:39:04,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:39:04,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455676563] [2023-11-23 21:39:04,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455676563] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:39:04,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:39:04,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:39:04,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568720868] [2023-11-23 21:39:04,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:39:04,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 21:39:04,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:39:04,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 21:39:04,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-23 21:39:05,581 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 814 out of 1788 [2023-11-23 21:39:05,595 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1688 places, 1756 transitions, 3530 flow. Second operand has 6 states, 6 states have (on average 815.5) internal successors, (4893), 6 states have internal predecessors, (4893), 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) [2023-11-23 21:39:05,596 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-23 21:39:05,596 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 814 of 1788 [2023-11-23 21:39:05,597 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-23 21:39:11,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:39:13,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 21:39:16,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []