./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f5429be3277265830db62d0e901249d8c763b3d6d062789dc5a6193a05c0714 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 14:08:55,298 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 14:08:55,332 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2025-02-08 14:08:55,339 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 14:08:55,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 14:08:55,353 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 14:08:55,353 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 14:08:55,354 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 14:08:55,354 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 14:08:55,354 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 14:08:55,354 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 14:08:55,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 14:08:55,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 14:08:55,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 14:08:55,354 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 14:08:55,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 14:08:55,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 14:08:55,355 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 14:08:55,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 14:08:55,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 14:08:55,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 14:08:55,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 14:08:55,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 14:08:55,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 14:08:55,355 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2025-02-08 14:08:55,355 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 14:08:55,356 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 14:08:55,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 14:08:55,356 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 14:08:55,356 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 14:08:55,356 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 14:08:55,356 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 14:08:55,356 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 14:08:55,356 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 14:08:55,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 14:08:55,357 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 14:08:55,357 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 14:08:55,357 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 14:08:55,357 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 14:08:55,357 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 14:08:55,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 14:08:55,357 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 14:08:55,357 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 14:08:55,357 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 14:08:55,357 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 14:08:55,357 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 ! overflow) ) 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 [2025-02-08 14:08:55,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 14:08:55,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 14:08:55,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 14:08:55,540 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 14:08:55,540 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 14:08:55,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c [2025-02-08 14:08:56,704 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f376c6d5b/eb66641748494d8cae5182367e52d6c8/FLAGd11de0d8b [2025-02-08 14:08:56,930 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 14:08:56,931 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/weaver/chl-poker-hand-subst.wvr.c [2025-02-08 14:08:56,939 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f376c6d5b/eb66641748494d8cae5182367e52d6c8/FLAGd11de0d8b [2025-02-08 14:08:57,257 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f376c6d5b/eb66641748494d8cae5182367e52d6c8 [2025-02-08 14:08:57,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 14:08:57,260 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 14:08:57,263 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 14:08:57,263 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 14:08:57,267 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 14:08:57,268 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eaa85da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57, skipping insertion in model container [2025-02-08 14:08:57,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,293 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 14:08:57,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:08:57,535 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 14:08:57,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:08:57,680 INFO L204 MainTranslator]: Completed translation [2025-02-08 14:08:57,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57 WrapperNode [2025-02-08 14:08:57,680 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 14:08:57,681 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 14:08:57,681 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 14:08:57,681 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 14:08:57,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,746 INFO L138 Inliner]: procedures = 25, calls = 440, calls flagged for inlining = 101, calls inlined = 145, statements flattened = 2548 [2025-02-08 14:08:57,747 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 14:08:57,747 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 14:08:57,747 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 14:08:57,748 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 14:08:57,754 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,769 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,812 INFO L175 MemorySlicer]: Split 278 memory accesses to 2 slices as follows [2, 276]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 12 writes are split as follows [0, 12]. [2025-02-08 14:08:57,816 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,817 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,863 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,867 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,896 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 14:08:57,898 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 14:08:57,898 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 14:08:57,899 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 14:08:57,899 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (1/1) ... [2025-02-08 14:08:57,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 14:08:57,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:08:57,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 14:08:57,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 14:08:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 14:08:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-02-08 14:08:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-02-08 14:08:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-02-08 14:08:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-02-08 14:08:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2025-02-08 14:08:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2025-02-08 14:08:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 14:08:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 14:08:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 14:08:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 14:08:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-02-08 14:08:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-02-08 14:08:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-08 14:08:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 14:08:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 14:08:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 14:08:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 14:08:57,965 WARN L227 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-02-08 14:08:58,126 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 14:08:58,127 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 14:08:58,707 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L104: havoc #t~ret114#1; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L104-1: havoc #t~mem113#1; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L104-2: havoc #t~mem112#1; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L104-3: ~result_12~0 := #t~ret114#1; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L104-4: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret114#1 && #t~ret114#1 <= 2147483647; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L104-5: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L104-6: havoc minus_#t~short502#1, minus_#t~short503#1, minus_~a#1, minus_~b#1; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L104-7: #t~ret114#1 := minus_#res#1; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L105: [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L68-5: #t~ite34#1 := #t~ret33#1; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L68-6: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret33#1 && #t~ret33#1 <= 2147483647; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L68-7: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L68-8: havoc minus_#t~short502#1, minus_#t~short503#1, minus_~a#1, minus_~b#1; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L68-9: #t~ret33#1 := minus_#res#1; [2025-02-08 14:08:58,708 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L74: havoc #t~ret44#1; [2025-02-08 14:08:58,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L74-1: havoc #t~mem43#1; [2025-02-08 14:08:58,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L74-2: havoc #t~mem42#1; [2025-02-08 14:08:58,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L74-3: ~result_12~0 := #t~ret44#1; [2025-02-08 14:08:58,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L74-4: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret44#1 && #t~ret44#1 <= 2147483647; [2025-02-08 14:08:58,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L74-5: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 14:08:58,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L74-6: havoc minus_#t~short502#1, minus_#t~short503#1, minus_~a#1, minus_~b#1; [2025-02-08 14:08:58,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L74-7: #t~ret44#1 := minus_#res#1; [2025-02-08 14:08:58,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L75: [2025-02-08 14:08:58,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L95-5: #t~ite95#1 := #t~ret94#1; [2025-02-08 14:08:58,709 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L95-6: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret94#1 && #t~ret94#1 <= 2147483647; [2025-02-08 14:08:58,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L95-7: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 14:08:58,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L95-8: havoc minus_#t~short502#1, minus_#t~short503#1, minus_~a#1, minus_~b#1; [2025-02-08 14:08:58,710 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L95-9: #t~ret94#1 := minus_#res#1; [2025-02-08 14:08:59,150 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L179-5: #t~ite250#1 := #t~ret249#1; [2025-02-08 14:08:59,151 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L179-6: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret249#1 && #t~ret249#1 <= 2147483647; [2025-02-08 14:08:59,151 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L179-7: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 14:08:59,151 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L179-8: havoc minus_#t~short502#1, minus_#t~short503#1, minus_~a#1, minus_~b#1; [2025-02-08 14:08:59,151 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L179-9: #t~ret249#1 := minus_#res#1; [2025-02-08 14:08:59,151 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188: havoc #t~ret269#1; [2025-02-08 14:08:59,151 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188-1: havoc #t~mem268#1; [2025-02-08 14:08:59,151 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188-2: havoc #t~mem267#1; [2025-02-08 14:08:59,151 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188-3: ~result_17~0 := #t~ret269#1; [2025-02-08 14:08:59,151 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188-4: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret269#1 && #t~ret269#1 <= 2147483647; [2025-02-08 14:08:59,151 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188-5: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 14:08:59,151 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188-6: havoc minus_#t~short502#1, minus_#t~short503#1, minus_~a#1, minus_~b#1; [2025-02-08 14:08:59,151 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188-7: #t~ret269#1 := minus_#res#1; [2025-02-08 14:08:59,152 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L189: [2025-02-08 14:08:59,152 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L152-5: #t~ite189#1 := #t~ret188#1; [2025-02-08 14:08:59,152 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L152-6: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret188#1 && #t~ret188#1 <= 2147483647; [2025-02-08 14:08:59,152 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L152-7: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 14:08:59,152 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L152-8: havoc minus_#t~short502#1, minus_#t~short503#1, minus_~a#1, minus_~b#1; [2025-02-08 14:08:59,152 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L152-9: #t~ret188#1 := minus_#res#1; [2025-02-08 14:08:59,152 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L158: havoc #t~ret199#1; [2025-02-08 14:08:59,152 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L158-1: havoc #t~mem198#1; [2025-02-08 14:08:59,152 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L158-2: havoc #t~mem197#1; [2025-02-08 14:08:59,152 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L158-3: ~result_17~0 := #t~ret199#1; [2025-02-08 14:08:59,152 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L158-4: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret199#1 && #t~ret199#1 <= 2147483647; [2025-02-08 14:08:59,153 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L158-5: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 14:08:59,153 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L158-6: havoc minus_#t~short502#1, minus_#t~short503#1, minus_~a#1, minus_~b#1; [2025-02-08 14:08:59,153 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L158-7: #t~ret199#1 := minus_#res#1; [2025-02-08 14:08:59,153 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L159: [2025-02-08 14:08:59,523 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236-5: #t~ite344#1 := #t~ret343#1; [2025-02-08 14:08:59,524 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236-6: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret343#1 && #t~ret343#1 <= 2147483647; [2025-02-08 14:08:59,524 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236-7: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 14:08:59,524 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236-8: havoc minus_#t~short502#1, minus_#t~short503#1, minus_~a#1, minus_~b#1; [2025-02-08 14:08:59,524 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L236-9: #t~ret343#1 := minus_#res#1; [2025-02-08 14:08:59,524 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L242: havoc #t~ret354#1; [2025-02-08 14:08:59,524 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L242-1: havoc #t~mem353#1; [2025-02-08 14:08:59,524 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L242-2: havoc #t~mem352#1; [2025-02-08 14:08:59,524 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L242-3: ~result_22~0 := #t~ret354#1; [2025-02-08 14:08:59,524 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L242-4: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret354#1 && #t~ret354#1 <= 2147483647; [2025-02-08 14:08:59,524 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L242-5: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 14:08:59,524 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L242-6: havoc minus_#t~short502#1, minus_#t~short503#1, minus_~a#1, minus_~b#1; [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L242-7: #t~ret354#1 := minus_#res#1; [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L243: [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L263-5: #t~ite405#1 := #t~ret404#1; [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L263-6: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret404#1 && #t~ret404#1 <= 2147483647; [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L263-7: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L263-8: havoc minus_#t~short502#1, minus_#t~short503#1, minus_~a#1, minus_~b#1; [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L263-9: #t~ret404#1 := minus_#res#1; [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272: havoc #t~ret424#1; [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272-1: havoc #t~mem423#1; [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272-2: havoc #t~mem422#1; [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272-3: ~result_22~0 := #t~ret424#1; [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272-4: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret424#1 && #t~ret424#1 <= 2147483647; [2025-02-08 14:08:59,525 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272-5: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 14:08:59,526 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272-6: havoc minus_#t~short502#1, minus_#t~short503#1, minus_~a#1, minus_~b#1; [2025-02-08 14:08:59,526 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L272-7: #t~ret424#1 := minus_#res#1; [2025-02-08 14:08:59,526 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273: [2025-02-08 14:08:59,823 INFO L304 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-02-08 14:08:59,824 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 14:09:02,046 WARN L170 LargeBlockEncoding]: Complex 2:5 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-02-08 14:09:02,084 WARN L170 LargeBlockEncoding]: Complex 2:5 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-02-08 14:09:02,115 WARN L170 LargeBlockEncoding]: Complex 2:5 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2025-02-08 14:09:02,148 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363 is not an error location. [2025-02-08 14:09:02,148 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363-4 is not an error location. [2025-02-08 14:09:02,148 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363-8 is not an error location. [2025-02-08 14:09:02,148 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363-12 is not an error location. [2025-02-08 14:09:02,148 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363-12 is not an error location. [2025-02-08 14:09:02,149 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363-8 is not an error location. [2025-02-08 14:09:02,149 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363-12 is not an error location. [2025-02-08 14:09:02,149 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363-12 is not an error location. [2025-02-08 14:09:02,152 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363 is not an error location. [2025-02-08 14:09:02,153 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363-4 is not an error location. [2025-02-08 14:09:02,153 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363 is not an error location. [2025-02-08 14:09:02,153 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363-4 is not an error location. [2025-02-08 14:09:02,153 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363-8 is not an error location. [2025-02-08 14:09:02,153 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363-12 is not an error location. [2025-02-08 14:09:02,153 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L363-12 is not an error location. [2025-02-08 14:09:02,154 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 14:09:02,154 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 14:09:02,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:09:02 BoogieIcfgContainer [2025-02-08 14:09:02,154 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 14:09:02,156 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 14:09:02,156 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 14:09:02,214 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 14:09:02,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 02:08:57" (1/3) ... [2025-02-08 14:09:02,219 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f6651a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 02:09:02, skipping insertion in model container [2025-02-08 14:09:02,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:08:57" (2/3) ... [2025-02-08 14:09:02,219 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f6651a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 02:09:02, skipping insertion in model container [2025-02-08 14:09:02,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:09:02" (3/3) ... [2025-02-08 14:09:02,220 INFO L128 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-subst.wvr.c [2025-02-08 14:09:02,234 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 14:09:02,235 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG chl-poker-hand-subst.wvr.c that has 4 procedures, 234 locations, 1 initial locations, 18 loop locations, and 102 error locations. [2025-02-08 14:09:02,235 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-02-08 14:09:03,129 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2025-02-08 14:09:03,177 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 243 places, 284 transitions, 589 flow [2025-02-08 14:09:03,323 INFO L124 PetriNetUnfolderBase]: 51/281 cut-off events. [2025-02-08 14:09:03,324 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2025-02-08 14:09:03,330 INFO L83 FinitePrefix]: Finished finitePrefix Result has 294 conditions, 281 events. 51/281 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 1498 event pairs, 0 based on Foata normal form. 0/116 useless extension candidates. Maximal degree in co-relation 213. Up to 5 conditions per place. [2025-02-08 14:09:03,331 INFO L82 GeneralOperation]: Start removeDead. Operand has 243 places, 284 transitions, 589 flow [2025-02-08 14:09:03,339 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 238 places, 279 transitions, 573 flow [2025-02-08 14:09:03,345 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 14:09:03,353 INFO L333 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, 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;@6154baae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 14:09:03,353 INFO L334 AbstractCegarLoop]: Starting to check reachability of 183 error locations. [2025-02-08 14:09:03,357 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-08 14:09:03,358 INFO L124 PetriNetUnfolderBase]: 1/5 cut-off events. [2025-02-08 14:09:03,358 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 14:09:03,358 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 14:09:03,358 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2025-02-08 14:09:03,359 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread1Err13ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err12ASSERT_VIOLATIONINTEGER_OVERFLOW, thread1Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (and 180 more)] === [2025-02-08 14:09:03,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:09:03,363 INFO L85 PathProgramCache]: Analyzing trace with hash 7010053, now seen corresponding path program 1 times [2025-02-08 14:09:03,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:09:03,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657345658] [2025-02-08 14:09:03,369 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:09:03,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:09:03,445 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:09:03,462 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:09:03,462 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:09:03,463 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:09:03,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:09:03,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 14:09:03,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657345658] [2025-02-08 14:09:03,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657345658] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 14:09:03,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 14:09:03,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 14:09:03,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385410636] [2025-02-08 14:09:03,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 14:09:03,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-08 14:09:03,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 14:09:03,636 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-08 14:09:03,636 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-08 14:09:03,704 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 284 [2025-02-08 14:09:03,706 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 238 places, 279 transitions, 573 flow. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 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) [2025-02-08 14:09:03,706 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 14:09:03,706 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 284 [2025-02-08 14:09:03,708 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand