./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races 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-symm.wvr.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-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 ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6f8a234fc2a7dd634bd03f872a0d7e8707283ecf0f996c6ed729f53ab07d6660 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 05:37:47,484 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 05:37:47,531 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-02-08 05:37:47,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 05:37:47,537 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 05:37:47,562 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 05:37:47,563 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 05:37:47,563 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 05:37:47,563 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 05:37:47,563 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 05:37:47,563 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 05:37:47,563 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 05:37:47,563 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 05:37:47,563 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 05:37:47,563 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 05:37:47,564 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 05:37:47,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 05:37:47,566 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 05:37:47,566 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 05:37:47,566 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 05:37:47,566 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 05:37:47,566 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 05:37:47,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 05:37:47,566 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 05:37:47,566 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 05:37:47,566 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 05:37:47,566 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 05:37:47,566 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 ! 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 -> 6f8a234fc2a7dd634bd03f872a0d7e8707283ecf0f996c6ed729f53ab07d6660 [2025-02-08 05:37:47,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 05:37:47,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 05:37:47,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 05:37:47,844 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 05:37:47,844 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 05:37:47,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c [2025-02-08 05:37:49,024 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/23b2b41b7/ce341753735d49bc8f499ccea0b6aa90/FLAGdbae20f3c [2025-02-08 05:37:49,343 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 05:37:49,343 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/weaver/chl-poker-hand-symm.wvr.c [2025-02-08 05:37:49,355 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/23b2b41b7/ce341753735d49bc8f499ccea0b6aa90/FLAGdbae20f3c [2025-02-08 05:37:49,368 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/23b2b41b7/ce341753735d49bc8f499ccea0b6aa90 [2025-02-08 05:37:49,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 05:37:49,372 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 05:37:49,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 05:37:49,373 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 05:37:49,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 05:37:49,377 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:49,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4add3508 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49, skipping insertion in model container [2025-02-08 05:37:49,378 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:49,395 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 05:37:49,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 05:37:49,700 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 05:37:49,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 05:37:49,791 INFO L204 MainTranslator]: Completed translation [2025-02-08 05:37:49,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49 WrapperNode [2025-02-08 05:37:49,792 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 05:37:49,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 05:37:49,793 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 05:37:49,793 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 05:37:49,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:49,820 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:49,927 INFO L138 Inliner]: procedures = 24, calls = 298, calls flagged for inlining = 70, calls inlined = 98, statements flattened = 3241 [2025-02-08 05:37:49,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 05:37:49,928 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 05:37:49,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 05:37:49,929 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 05:37:49,935 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:49,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:49,957 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:49,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:50,060 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:50,072 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:50,083 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:50,095 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:50,111 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 05:37:50,113 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 05:37:50,113 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 05:37:50,113 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 05:37:50,115 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49" (1/1) ... [2025-02-08 05:37:50,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 05:37:50,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 05:37:50,144 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 05:37:50,146 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 05:37:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 05:37:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2025-02-08 05:37:50,164 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2025-02-08 05:37:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2025-02-08 05:37:50,164 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2025-02-08 05:37:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-02-08 05:37:50,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-02-08 05:37:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-02-08 05:37:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-02-08 05:37:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-08 05:37:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 05:37:50,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 05:37:50,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-02-08 05:37:50,167 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 05:37:50,396 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 05:37:50,398 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 05:37:52,054 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-4: havoc #t~mem132#1; [2025-02-08 05:37:52,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-5: #race~result_8~0 := #t~nondet135#1; [2025-02-08 05:37:52,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-6: havoc #t~nondet135#1; [2025-02-08 05:37:52,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-7: ~result_8~0 := #t~ret134#1; [2025-02-08 05:37:52,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-8: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret134#1 && #t~ret134#1 <= 2147483647; [2025-02-08 05:37:52,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-9: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 05:37:52,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-10: havoc minus_~a#1, minus_~b#1; [2025-02-08 05:37:52,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-11: #t~ret134#1 := minus_#res#1; [2025-02-08 05:37:52,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L102: [2025-02-08 05:37:52,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L65-9: #t~ite43#1 := #t~ret42#1; [2025-02-08 05:37:52,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L65-10: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret42#1 && #t~ret42#1 <= 2147483647; [2025-02-08 05:37:52,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L65-11: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 05:37:52,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L65-12: havoc minus_~a#1, minus_~b#1; [2025-02-08 05:37:52,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L65-13: #t~ret42#1 := minus_#res#1; [2025-02-08 05:37:52,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71: havoc #t~nondet55#1; [2025-02-08 05:37:52,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71-1: havoc #t~ret54#1; [2025-02-08 05:37:52,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71-2: havoc #t~mem53#1; [2025-02-08 05:37:52,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71-3: assume #race~result_8~0 == #t~nondet55#1; [2025-02-08 05:37:52,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71-3: assume !(#race~result_8~0 == #t~nondet55#1); [2025-02-08 05:37:52,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71-4: havoc #t~mem52#1; [2025-02-08 05:37:52,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71-5: #race~result_8~0 := #t~nondet55#1; [2025-02-08 05:37:52,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71-6: havoc #t~nondet55#1; [2025-02-08 05:37:52,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71-7: ~result_8~0 := #t~ret54#1; [2025-02-08 05:37:52,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71-8: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret54#1 && #t~ret54#1 <= 2147483647; [2025-02-08 05:37:52,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71-9: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 05:37:52,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71-10: havoc minus_~a#1, minus_~b#1; [2025-02-08 05:37:52,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L71-11: #t~ret54#1 := minus_#res#1; [2025-02-08 05:37:52,057 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L72: [2025-02-08 05:37:52,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L92-9: #t~ite114#1 := #t~ret113#1; [2025-02-08 05:37:52,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L92-10: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret113#1 && #t~ret113#1 <= 2147483647; [2025-02-08 05:37:52,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L92-11: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 05:37:52,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L92-12: havoc minus_~a#1, minus_~b#1; [2025-02-08 05:37:52,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L92-13: #t~ret113#1 := minus_#res#1; [2025-02-08 05:37:52,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101: havoc #t~nondet135#1; [2025-02-08 05:37:52,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-1: havoc #t~ret134#1; [2025-02-08 05:37:52,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-2: havoc #t~mem133#1; [2025-02-08 05:37:52,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-3: assume #race~result_8~0 == #t~nondet135#1; [2025-02-08 05:37:52,058 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L101-3: assume !(#race~result_8~0 == #t~nondet135#1); [2025-02-08 05:37:53,243 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L149-9: #t~ite222#1 := #t~ret221#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L149-10: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret221#1 && #t~ret221#1 <= 2147483647; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L149-11: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L149-12: havoc minus_~a#1, minus_~b#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L149-13: #t~ret221#1 := minus_#res#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155: havoc #t~nondet234#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155-1: havoc #t~ret233#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155-2: havoc #t~mem232#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155-3: assume #race~result_13~0 == #t~nondet234#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155-3: assume !(#race~result_13~0 == #t~nondet234#1); [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155-4: havoc #t~mem231#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155-5: #race~result_13~0 := #t~nondet234#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155-6: havoc #t~nondet234#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155-7: ~result_13~0 := #t~ret233#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155-8: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret233#1 && #t~ret233#1 <= 2147483647; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155-9: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155-10: havoc minus_~a#1, minus_~b#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L155-11: #t~ret233#1 := minus_#res#1; [2025-02-08 05:37:53,244 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L156: [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L176-9: #t~ite293#1 := #t~ret292#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L176-10: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret292#1 && #t~ret292#1 <= 2147483647; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L176-11: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L176-12: havoc minus_~a#1, minus_~b#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L176-13: #t~ret292#1 := minus_#res#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185: havoc #t~nondet314#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-1: havoc #t~ret313#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-2: havoc #t~mem312#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-3: assume #race~result_13~0 == #t~nondet314#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-3: assume !(#race~result_13~0 == #t~nondet314#1); [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-4: havoc #t~mem311#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-5: #race~result_13~0 := #t~nondet314#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-6: havoc #t~nondet314#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-7: ~result_13~0 := #t~ret313#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-8: assume { :end_inline_minus } true;assume -2147483648 <= #t~ret313#1 && #t~ret313#1 <= 2147483647; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-9: havoc minus_#in~a#1, minus_#in~b#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-10: havoc minus_~a#1, minus_~b#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185-11: #t~ret313#1 := minus_#res#1; [2025-02-08 05:37:53,245 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L186: [2025-02-08 05:37:53,478 INFO L304 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-02-08 05:37:53,478 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 05:37:58,303 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L254 is not an error location. [2025-02-08 05:37:58,304 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L254-1 is not an error location. [2025-02-08 05:37:58,305 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L254-2 is not an error location. [2025-02-08 05:37:58,307 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L254-3 is not an error location. [2025-02-08 05:37:58,308 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L254 is not an error location. [2025-02-08 05:37:58,308 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L254-1 is not an error location. [2025-02-08 05:37:58,308 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L254-2 is not an error location. [2025-02-08 05:37:58,308 WARN L149 AtomicBlockAnalyzer]: Unexpected successor node of atomic block begin: L254-3 is not an error location. [2025-02-08 05:37:58,309 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 05:37:58,310 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 05:37:58,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:37:58 BoogieIcfgContainer [2025-02-08 05:37:58,310 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 05:37:58,312 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 05:37:58,312 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 05:37:58,315 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 05:37:58,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 05:37:49" (1/3) ... [2025-02-08 05:37:58,316 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a29a6fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 05:37:58, skipping insertion in model container [2025-02-08 05:37:58,316 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:37:49" (2/3) ... [2025-02-08 05:37:58,316 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a29a6fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 05:37:58, skipping insertion in model container [2025-02-08 05:37:58,316 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:37:58" (3/3) ... [2025-02-08 05:37:58,316 INFO L128 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-symm.wvr.c [2025-02-08 05:37:58,330 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 05:37:58,335 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG chl-poker-hand-symm.wvr.c that has 3 procedures, 1066 locations, 1 initial locations, 12 loop locations, and 494 error locations. [2025-02-08 05:37:58,335 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-02-08 05:37:59,887 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-02-08 05:37:59,931 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1072 places, 1108 transitions, 2230 flow [2025-02-08 05:38:00,834 INFO L124 PetriNetUnfolderBase]: 43/1106 cut-off events. [2025-02-08 05:38:00,836 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-02-08 05:38:00,852 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1115 conditions, 1106 events. 43/1106 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 5070 event pairs, 0 based on Foata normal form. 0/565 useless extension candidates. Maximal degree in co-relation 764. Up to 5 conditions per place. [2025-02-08 05:38:00,853 INFO L82 GeneralOperation]: Start removeDead. Operand has 1072 places, 1108 transitions, 2230 flow [2025-02-08 05:38:00,882 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1050 places, 1084 transitions, 2180 flow [2025-02-08 05:38:00,888 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-08 05:38:00,896 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;@7f8042cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-08 05:38:00,901 INFO L334 AbstractCegarLoop]: Starting to check reachability of 962 error locations. [2025-02-08 05:38:00,911 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-02-08 05:38:00,911 INFO L124 PetriNetUnfolderBase]: 2/71 cut-off events. [2025-02-08 05:38:00,912 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2025-02-08 05:38:00,912 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:38:00,912 INFO L206 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] [2025-02-08 05:38:00,912 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [thread1Err62ASSERT_VIOLATIONDATA_RACE, thread1Err61ASSERT_VIOLATIONDATA_RACE, thread1Err60ASSERT_VIOLATIONDATA_RACE, thread1Err59ASSERT_VIOLATIONDATA_RACE (and 958 more)] === [2025-02-08 05:38:00,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:38:00,917 INFO L85 PathProgramCache]: Analyzing trace with hash 944560502, now seen corresponding path program 1 times [2025-02-08 05:38:00,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:38:00,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651983332] [2025-02-08 05:38:00,923 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:38:00,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:38:01,033 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-02-08 05:38:01,074 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-02-08 05:38:01,078 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:38:01,078 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:38:01,714 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 05:38:01,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:38:01,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651983332] [2025-02-08 05:38:01,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651983332] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:38:01,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:38:01,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-02-08 05:38:01,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90416045] [2025-02-08 05:38:01,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:38:01,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-02-08 05:38:01,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:38:01,741 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-02-08 05:38:01,742 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-02-08 05:38:02,391 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 474 out of 1108 [2025-02-08 05:38:02,398 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1050 places, 1084 transitions, 2180 flow. Second operand has 6 states, 6 states have (on average 475.5) internal successors, (2853), 6 states have internal predecessors, (2853), 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 05:38:02,398 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:38:02,398 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 474 of 1108 [2025-02-08 05:38:02,400 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:38:10,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:38:14,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:38:18,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:38:22,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:38:26,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:38:33,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:38:35,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:38:39,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:38:43,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:38:47,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:38:51,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:38:57,615 INFO L124 PetriNetUnfolderBase]: 180/1179 cut-off events. [2025-02-08 05:38:57,615 INFO L125 PetriNetUnfolderBase]: For 34/34 co-relation queries the response was YES. [2025-02-08 05:38:57,617 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1566 conditions, 1179 events. 180/1179 cut-off events. For 34/34 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 5472 event pairs, 63 based on Foata normal form. 52/1054 useless extension candidates. Maximal degree in co-relation 954. Up to 317 conditions per place. [2025-02-08 05:38:57,620 INFO L140 encePairwiseOnDemand]: 570/1108 looper letters, 86 selfloop transitions, 40 changer transitions 24/586 dead transitions. [2025-02-08 05:38:57,620 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 577 places, 586 transitions, 1452 flow [2025-02-08 05:38:57,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-08 05:38:57,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2025-02-08 05:38:57,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3476 transitions. [2025-02-08 05:38:57,642 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5228640192539109 [2025-02-08 05:38:57,643 INFO L175 Difference]: Start difference. First operand has 1050 places, 1084 transitions, 2180 flow. Second operand 6 states and 3476 transitions. [2025-02-08 05:38:57,643 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 577 places, 586 transitions, 1452 flow [2025-02-08 05:38:57,649 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 573 places, 586 transitions, 1444 flow, removed 0 selfloop flow, removed 4 redundant places. [2025-02-08 05:38:57,657 INFO L231 Difference]: Finished difference. Result has 573 places, 562 transitions, 1208 flow [2025-02-08 05:38:57,659 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1108, PETRI_DIFFERENCE_MINUEND_FLOW=1176, PETRI_DIFFERENCE_MINUEND_PLACES=568, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=586, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=40, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=546, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1208, PETRI_PLACES=573, PETRI_TRANSITIONS=562} [2025-02-08 05:38:57,664 INFO L279 CegarLoopForPetriNet]: 1050 programPoint places, -477 predicate places. [2025-02-08 05:38:57,664 INFO L471 AbstractCegarLoop]: Abstraction has has 573 places, 562 transitions, 1208 flow [2025-02-08 05:38:57,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 475.5) internal successors, (2853), 6 states have internal predecessors, (2853), 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 05:38:57,665 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:38:57,666 INFO L206 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] [2025-02-08 05:38:57,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-08 05:38:57,666 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [thread1Err62ASSERT_VIOLATIONDATA_RACE, thread1Err61ASSERT_VIOLATIONDATA_RACE, thread1Err60ASSERT_VIOLATIONDATA_RACE, thread1Err59ASSERT_VIOLATIONDATA_RACE (and 958 more)] === [2025-02-08 05:38:57,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:38:57,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1260058851, now seen corresponding path program 1 times [2025-02-08 05:38:57,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:38:57,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514365593] [2025-02-08 05:38:57,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:38:57,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:38:57,700 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 58 statements into 1 equivalence classes. [2025-02-08 05:38:57,706 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 58 of 58 statements. [2025-02-08 05:38:57,710 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:38:57,710 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:38:57,729 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 05:38:57,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:38:57,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514365593] [2025-02-08 05:38:57,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514365593] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:38:57,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:38:57,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 05:38:57,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709870306] [2025-02-08 05:38:57,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:38:57,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 05:38:57,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:38:57,732 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 05:38:57,732 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 05:38:57,739 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 579 out of 1108 [2025-02-08 05:38:57,740 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 573 places, 562 transitions, 1208 flow. Second operand has 3 states, 3 states have (on average 580.3333333333334) internal successors, (1741), 3 states have internal predecessors, (1741), 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 05:38:57,741 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:38:57,741 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 579 of 1108 [2025-02-08 05:38:57,741 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:39:02,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:39:06,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:39:12,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:39:16,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:39:18,485 INFO L124 PetriNetUnfolderBase]: 84/798 cut-off events. [2025-02-08 05:39:18,486 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2025-02-08 05:39:18,487 INFO L83 FinitePrefix]: Finished finitePrefix Result has 951 conditions, 798 events. 84/798 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 2133 event pairs, 15 based on Foata normal form. 0/720 useless extension candidates. Maximal degree in co-relation 828. Up to 104 conditions per place. [2025-02-08 05:39:18,489 INFO L140 encePairwiseOnDemand]: 1105/1108 looper letters, 25 selfloop transitions, 2 changer transitions 0/561 dead transitions. [2025-02-08 05:39:18,489 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 550 places, 561 transitions, 1260 flow [2025-02-08 05:39:18,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-08 05:39:18,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-02-08 05:39:18,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1765 transitions. [2025-02-08 05:39:18,494 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.5309867629362214 [2025-02-08 05:39:18,494 INFO L175 Difference]: Start difference. First operand has 573 places, 562 transitions, 1208 flow. Second operand 3 states and 1765 transitions. [2025-02-08 05:39:18,494 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 550 places, 561 transitions, 1260 flow [2025-02-08 05:39:18,498 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 545 places, 561 transitions, 1180 flow, removed 0 selfloop flow, removed 5 redundant places. [2025-02-08 05:39:18,502 INFO L231 Difference]: Finished difference. Result has 545 places, 561 transitions, 1130 flow [2025-02-08 05:39:18,503 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=1108, PETRI_DIFFERENCE_MINUEND_FLOW=1126, PETRI_DIFFERENCE_MINUEND_PLACES=543, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=561, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=559, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1130, PETRI_PLACES=545, PETRI_TRANSITIONS=561} [2025-02-08 05:39:18,503 INFO L279 CegarLoopForPetriNet]: 1050 programPoint places, -505 predicate places. [2025-02-08 05:39:18,503 INFO L471 AbstractCegarLoop]: Abstraction has has 545 places, 561 transitions, 1130 flow [2025-02-08 05:39:18,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 580.3333333333334) internal successors, (1741), 3 states have internal predecessors, (1741), 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 05:39:18,504 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-02-08 05:39:18,504 INFO L206 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-08 05:39:18,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-08 05:39:18,505 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [thread1Err62ASSERT_VIOLATIONDATA_RACE, thread1Err61ASSERT_VIOLATIONDATA_RACE, thread1Err60ASSERT_VIOLATIONDATA_RACE, thread1Err59ASSERT_VIOLATIONDATA_RACE (and 958 more)] === [2025-02-08 05:39:18,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 05:39:18,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1937178036, now seen corresponding path program 1 times [2025-02-08 05:39:18,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 05:39:18,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997962426] [2025-02-08 05:39:18,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 05:39:18,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 05:39:18,533 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 90 statements into 1 equivalence classes. [2025-02-08 05:39:18,539 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 90 of 90 statements. [2025-02-08 05:39:18,540 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 05:39:18,540 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 05:39:18,568 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 05:39:18,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-08 05:39:18,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997962426] [2025-02-08 05:39:18,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997962426] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-08 05:39:18,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-08 05:39:18,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-08 05:39:18,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477942156] [2025-02-08 05:39:18,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-08 05:39:18,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-02-08 05:39:18,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-08 05:39:18,570 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-08 05:39:18,570 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-08 05:39:18,579 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 579 out of 1108 [2025-02-08 05:39:18,580 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 545 places, 561 transitions, 1130 flow. Second operand has 3 states, 3 states have (on average 580.3333333333334) internal successors, (1741), 3 states have internal predecessors, (1741), 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 05:39:18,581 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-02-08 05:39:18,581 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 579 of 1108 [2025-02-08 05:39:18,581 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-02-08 05:39:24,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-02-08 05:39:28,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []