./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-poker-hand-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a340643f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/chl-poker-hand-trans.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0028e6fa5bf865c1068c8d55bf1863ae46985780e15895ccbb76824c97a247a7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a340643-m [2024-01-27 15:28:39,201 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-27 15:28:39,262 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-27 15:28:39,266 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-27 15:28:39,266 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-27 15:28:39,287 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-27 15:28:39,288 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-27 15:28:39,289 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-27 15:28:39,289 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-27 15:28:39,292 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-27 15:28:39,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-27 15:28:39,293 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-27 15:28:39,294 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-27 15:28:39,295 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-27 15:28:39,295 INFO L153 SettingsManager]: * Use SBE=true [2024-01-27 15:28:39,295 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-27 15:28:39,295 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-27 15:28:39,295 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-27 15:28:39,296 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-27 15:28:39,296 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-27 15:28:39,296 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-27 15:28:39,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-27 15:28:39,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-27 15:28:39,297 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-27 15:28:39,297 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-27 15:28:39,297 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-27 15:28:39,297 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-27 15:28:39,298 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-27 15:28:39,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-27 15:28:39,298 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-27 15:28:39,299 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-27 15:28:39,299 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-27 15:28:39,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 15:28:39,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-27 15:28:39,300 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-27 15:28:39,300 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-27 15:28:39,300 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-27 15:28:39,300 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-27 15:28:39,300 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-27 15:28:39,301 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-27 15:28:39,301 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-27 15:28:39,301 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-27 15:28:39,301 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-27 15:28:39,301 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0028e6fa5bf865c1068c8d55bf1863ae46985780e15895ccbb76824c97a247a7 [2024-01-27 15:28:39,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-27 15:28:39,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-27 15:28:39,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-27 15:28:39,503 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-27 15:28:39,503 INFO L274 PluginConnector]: CDTParser initialized [2024-01-27 15:28:39,504 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-poker-hand-trans.wvr.c [2024-01-27 15:28:40,522 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-27 15:28:40,737 INFO L384 CDTParser]: Found 1 translation units. [2024-01-27 15:28:40,738 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-trans.wvr.c [2024-01-27 15:28:40,746 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af6787f00/ae6970b964374f13bf24c5bfbf13c3ad/FLAG6204c87dc [2024-01-27 15:28:40,761 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af6787f00/ae6970b964374f13bf24c5bfbf13c3ad [2024-01-27 15:28:40,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-27 15:28:40,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-01-27 15:28:40,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-27 15:28:40,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-27 15:28:40,769 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-27 15:28:40,769 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 03:28:40" (1/1) ... [2024-01-27 15:28:40,770 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55a83d50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:40, skipping insertion in model container [2024-01-27 15:28:40,770 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 03:28:40" (1/1) ... [2024-01-27 15:28:40,807 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-27 15:28:41,103 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-trans.wvr.c[18913,18926] [2024-01-27 15:28:41,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 15:28:41,117 INFO L202 MainTranslator]: Completed pre-run [2024-01-27 15:28:41,177 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-poker-hand-trans.wvr.c[18913,18926] [2024-01-27 15:28:41,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-27 15:28:41,191 INFO L206 MainTranslator]: Completed translation [2024-01-27 15:28:41,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41 WrapperNode [2024-01-27 15:28:41,192 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-27 15:28:41,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-27 15:28:41,192 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-27 15:28:41,193 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-27 15:28:41,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (1/1) ... [2024-01-27 15:28:41,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (1/1) ... [2024-01-27 15:28:41,301 INFO L138 Inliner]: procedures = 26, calls = 454, calls flagged for inlining = 100, calls inlined = 144, statements flattened = 2379 [2024-01-27 15:28:41,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-27 15:28:41,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-27 15:28:41,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-27 15:28:41,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-27 15:28:41,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (1/1) ... [2024-01-27 15:28:41,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (1/1) ... [2024-01-27 15:28:41,332 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (1/1) ... [2024-01-27 15:28:41,383 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]. [2024-01-27 15:28:41,384 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (1/1) ... [2024-01-27 15:28:41,384 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (1/1) ... [2024-01-27 15:28:41,452 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (1/1) ... [2024-01-27 15:28:41,463 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (1/1) ... [2024-01-27 15:28:41,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (1/1) ... [2024-01-27 15:28:41,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (1/1) ... [2024-01-27 15:28:41,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-27 15:28:41,510 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-27 15:28:41,510 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-27 15:28:41,511 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-27 15:28:41,512 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (1/1) ... [2024-01-27 15:28:41,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-27 15:28:41,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-27 15:28:41,539 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-01-27 15:28:41,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-01-27 15:28:41,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-27 15:28:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-27 15:28:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-01-27 15:28:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-01-27 15:28:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-01-27 15:28:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-01-27 15:28:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-01-27 15:28:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-01-27 15:28:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-01-27 15:28:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-01-27 15:28:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-01-27 15:28:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-01-27 15:28:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-01-27 15:28:41,598 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-01-27 15:28:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-01-27 15:28:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-01-27 15:28:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-01-27 15:28:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-01-27 15:28:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-01-27 15:28:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-01-27 15:28:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-01-27 15:28:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-01-27 15:28:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-01-27 15:28:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-01-27 15:28:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-01-27 15:28:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-01-27 15:28:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-27 15:28:41,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-27 15:28:41,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-27 15:28:41,603 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-27 15:28:41,800 INFO L244 CfgBuilder]: Building ICFG [2024-01-27 15:28:41,802 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-27 15:28:43,455 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-01-27 15:28:43,455 INFO L293 CfgBuilder]: Performing block encoding [2024-01-27 15:28:45,375 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-27 15:28:45,375 INFO L320 CfgBuilder]: Removed 18 assume(true) statements. [2024-01-27 15:28:45,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 03:28:45 BoogieIcfgContainer [2024-01-27 15:28:45,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-27 15:28:45,378 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-27 15:28:45,378 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-27 15:28:45,381 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-27 15:28:45,381 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 03:28:40" (1/3) ... [2024-01-27 15:28:45,382 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e8e6124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 03:28:45, skipping insertion in model container [2024-01-27 15:28:45,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 03:28:41" (2/3) ... [2024-01-27 15:28:45,383 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e8e6124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 03:28:45, skipping insertion in model container [2024-01-27 15:28:45,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 03:28:45" (3/3) ... [2024-01-27 15:28:45,384 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-trans.wvr.c [2024-01-27 15:28:45,393 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-01-27 15:28:45,401 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-27 15:28:45,401 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-01-27 15:28:45,401 INFO L518 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-27 15:28:45,877 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-01-27 15:28:45,918 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 109 places, 141 transitions, 303 flow [2024-01-27 15:28:45,985 INFO L124 PetriNetUnfolderBase]: 42/138 cut-off events. [2024-01-27 15:28:45,986 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-01-27 15:28:45,990 INFO L83 FinitePrefix]: Finished finitePrefix Result has 151 conditions, 138 events. 42/138 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 410 event pairs, 0 based on Foata normal form. 0/95 useless extension candidates. Maximal degree in co-relation 108. Up to 7 conditions per place. [2024-01-27 15:28:45,990 INFO L82 GeneralOperation]: Start removeDead. Operand has 109 places, 141 transitions, 303 flow [2024-01-27 15:28:45,994 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 105 places, 137 transitions, 292 flow [2024-01-27 15:28:46,001 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-01-27 15:28:46,007 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;@5eb96ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-27 15:28:46,007 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-01-27 15:28:46,046 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-01-27 15:28:46,046 INFO L124 PetriNetUnfolderBase]: 42/136 cut-off events. [2024-01-27 15:28:46,046 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-01-27 15:28:46,047 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 15:28:46,047 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] [2024-01-27 15:28:46,048 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-01-27 15:28:46,052 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 15:28:46,052 INFO L85 PathProgramCache]: Analyzing trace with hash 826422101, now seen corresponding path program 1 times [2024-01-27 15:28:46,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 15:28:46,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801264013] [2024-01-27 15:28:46,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 15:28:46,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 15:28:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 15:28:46,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-01-27 15:28:46,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 15:28:46,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801264013] [2024-01-27 15:28:46,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801264013] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 15:28:46,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-01-27 15:28:46,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-01-27 15:28:46,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277169057] [2024-01-27 15:28:46,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 15:28:46,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 15:28:46,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 15:28:46,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 15:28:46,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-01-27 15:28:46,531 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 141 [2024-01-27 15:28:46,533 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 137 transitions, 292 flow. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 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) [2024-01-27 15:28:46,533 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 15:28:46,533 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 141 [2024-01-27 15:28:46,534 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-01-27 15:29:06,434 INFO L124 PetriNetUnfolderBase]: 78801/104037 cut-off events. [2024-01-27 15:29:06,434 INFO L125 PetriNetUnfolderBase]: For 1940/1940 co-relation queries the response was YES. [2024-01-27 15:29:06,586 INFO L83 FinitePrefix]: Finished finitePrefix Result has 207705 conditions, 104037 events. 78801/104037 cut-off events. For 1940/1940 co-relation queries the response was YES. Maximal size of possible extension queue 3964. Compared 633429 event pairs, 54117 based on Foata normal form. 6168/84933 useless extension candidates. Maximal degree in co-relation 199878. Up to 102137 conditions per place. [2024-01-27 15:29:06,934 INFO L140 encePairwiseOnDemand]: 122/141 looper letters, 118 selfloop transitions, 12 changer transitions 0/137 dead transitions. [2024-01-27 15:29:06,935 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 137 transitions, 552 flow [2024-01-27 15:29:06,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-01-27 15:29:06,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-01-27 15:29:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 172 transitions. [2024-01-27 15:29:06,945 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4066193853427896 [2024-01-27 15:29:06,946 INFO L175 Difference]: Start difference. First operand has 105 places, 137 transitions, 292 flow. Second operand 3 states and 172 transitions. [2024-01-27 15:29:06,947 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 137 transitions, 552 flow [2024-01-27 15:29:06,989 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 137 transitions, 540 flow, removed 0 selfloop flow, removed 6 redundant places. [2024-01-27 15:29:07,132 INFO L231 Difference]: Finished difference. Result has 102 places, 137 transitions, 330 flow [2024-01-27 15:29:07,134 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=141, PETRI_DIFFERENCE_MINUEND_FLOW=268, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=119, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=330, PETRI_PLACES=102, PETRI_TRANSITIONS=137} [2024-01-27 15:29:07,136 INFO L281 CegarLoopForPetriNet]: 105 programPoint places, -3 predicate places. [2024-01-27 15:29:07,136 INFO L495 AbstractCegarLoop]: Abstraction has has 102 places, 137 transitions, 330 flow [2024-01-27 15:29:07,136 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 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) [2024-01-27 15:29:07,136 INFO L200 CegarLoopForPetriNet]: Found error trace [2024-01-27 15:29:07,137 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] [2024-01-27 15:29:07,137 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-01-27 15:29:07,137 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-01-27 15:29:07,138 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-01-27 15:29:07,138 INFO L85 PathProgramCache]: Analyzing trace with hash -710408519, now seen corresponding path program 1 times [2024-01-27 15:29:07,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-01-27 15:29:07,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397707953] [2024-01-27 15:29:07,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 15:29:07,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-01-27 15:29:07,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 15:29:07,442 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-01-27 15:29:07,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-01-27 15:29:07,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397707953] [2024-01-27 15:29:07,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397707953] provided 0 perfect and 1 imperfect interpolant sequences [2024-01-27 15:29:07,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [683133567] [2024-01-27 15:29:07,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-01-27 15:29:07,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-01-27 15:29:07,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-01-27 15:29:07,461 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-01-27 15:29:07,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-01-27 15:29:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-01-27 15:29:08,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 4 conjunts are in the unsatisfiable core [2024-01-27 15:29:08,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-01-27 15:29:08,071 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-01-27 15:29:08,071 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-01-27 15:29:08,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [683133567] provided 1 perfect and 0 imperfect interpolant sequences [2024-01-27 15:29:08,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-01-27 15:29:08,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-01-27 15:29:08,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720675542] [2024-01-27 15:29:08,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-01-27 15:29:08,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-01-27 15:29:08,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-01-27 15:29:08,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-01-27 15:29:08,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-01-27 15:29:08,074 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 141 [2024-01-27 15:29:08,074 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 137 transitions, 330 flow. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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) [2024-01-27 15:29:08,074 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-01-27 15:29:08,075 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 141 [2024-01-27 15:29:08,075 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand