/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --icfgbuilder.only.consider.context.switches.at.boundaries.of.atomic.blocks false --rcfgbuilder.only.consider.context.switches.at.boundaries.of.atomic.blocks false --traceabstraction.dfs.order.used.in.por BY_SERIAL_NUMBER --traceabstraction.abstraction.used.for.commutativity.in.por VARIABLES_GLOBAL --traceabstraction.commutativity.condition.synthesis NONE -i ../../../trunk/examples/svcomp/pthread-race-challenges/value-barrier.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.cfg-lbe-improvements-04aa6ae-m [2025-04-16 03:25:18,535 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-16 03:25:18,587 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf [2025-04-16 03:25:18,594 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-16 03:25:18,594 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-16 03:25:18,617 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-16 03:25:18,617 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-16 03:25:18,617 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-16 03:25:18,617 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-16 03:25:18,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-16 03:25:18,618 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-16 03:25:18,618 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-16 03:25:18,618 INFO L153 SettingsManager]: * Use SBE=true [2025-04-16 03:25:18,619 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-16 03:25:18,619 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-16 03:25:18,619 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-16 03:25:18,619 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-16 03:25:18,619 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-16 03:25:18,619 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-16 03:25:18,619 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-16 03:25:18,619 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-16 03:25:18,620 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 03:25:18,620 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 03:25:18,620 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-04-16 03:25:18,620 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-16 03:25:18,621 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-16 03:25:18,621 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-04-16 03:25:18,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-16 03:25:18,621 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-04-16 03:25:18,621 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-04-16 03:25:18,621 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-04-16 03:25:18,621 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder: Only consider context switches at boundaries of atomic blocks -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Only consider context switches at boundaries of atomic blocks -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> BY_SERIAL_NUMBER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstraction used for commutativity in POR -> VARIABLES_GLOBAL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NONE [2025-04-16 03:25:18,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-16 03:25:18,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-16 03:25:18,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-16 03:25:18,828 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-16 03:25:18,828 INFO L274 PluginConnector]: CDTParser initialized [2025-04-16 03:25:18,829 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-race-challenges/value-barrier.i [2025-04-16 03:25:20,038 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42dee971/7d3d4c39d4f14c29b178ccd01ae402a3/FLAGef9c794b2 [2025-04-16 03:25:20,298 INFO L389 CDTParser]: Found 1 translation units. [2025-04-16 03:25:20,299 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-race-challenges/value-barrier.i [2025-04-16 03:25:20,318 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42dee971/7d3d4c39d4f14c29b178ccd01ae402a3/FLAGef9c794b2 [2025-04-16 03:25:21,089 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42dee971/7d3d4c39d4f14c29b178ccd01ae402a3 [2025-04-16 03:25:21,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-16 03:25:21,092 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-16 03:25:21,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-16 03:25:21,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-16 03:25:21,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-16 03:25:21,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d0e68cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21, skipping insertion in model container [2025-04-16 03:25:21,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,125 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-16 03:25:21,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-16 03:25:21,488 INFO L200 MainTranslator]: Completed pre-run [2025-04-16 03:25:21,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-16 03:25:21,608 INFO L204 MainTranslator]: Completed translation [2025-04-16 03:25:21,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21 WrapperNode [2025-04-16 03:25:21,609 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-16 03:25:21,610 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-16 03:25:21,610 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-16 03:25:21,610 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-16 03:25:21,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,632 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,651 INFO L138 Inliner]: procedures = 265, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 195 [2025-04-16 03:25:21,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-16 03:25:21,651 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-16 03:25:21,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-16 03:25:21,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-16 03:25:21,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,660 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,660 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,673 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,674 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,677 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,678 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,678 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,686 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-16 03:25:21,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-16 03:25:21,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-16 03:25:21,687 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-16 03:25:21,691 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (1/1) ... [2025-04-16 03:25:21,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 03:25:21,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-16 03:25:21,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-04-16 03:25:21,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-04-16 03:25:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-04-16 03:25:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-04-16 03:25:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-04-16 03:25:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-04-16 03:25:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-04-16 03:25:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-04-16 03:25:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-16 03:25:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-16 03:25:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2025-04-16 03:25:21,731 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2025-04-16 03:25:21,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-16 03:25:21,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-16 03:25:21,732 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-16 03:25:21,837 INFO L234 CfgBuilder]: Building ICFG [2025-04-16 03:25:21,838 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-16 03:25:22,047 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-16 03:25:22,050 INFO L289 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-16 03:25:22,050 INFO L294 CfgBuilder]: Performing block encoding [2025-04-16 03:25:22,087 INFO L313 CfgBuilder]: Removed 1 assume(true) statements. [2025-04-16 03:25:22,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.04 03:25:22 BoogieIcfgContainer [2025-04-16 03:25:22,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-16 03:25:22,089 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-16 03:25:22,089 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-16 03:25:22,092 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-16 03:25:22,092 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.04 03:25:21" (1/3) ... [2025-04-16 03:25:22,092 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f6bc293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 03:25:22, skipping insertion in model container [2025-04-16 03:25:22,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 03:25:21" (2/3) ... [2025-04-16 03:25:22,093 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f6bc293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 03:25:22, skipping insertion in model container [2025-04-16 03:25:22,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.04 03:25:22" (3/3) ... [2025-04-16 03:25:22,094 INFO L128 eAbstractionObserver]: Analyzing ICFG value-barrier.i [2025-04-16 03:25:22,105 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-16 03:25:22,106 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG value-barrier.i that has 2 procedures, 223 locations, 226 edges, 1 initial locations, 3 loop locations, and 6 error locations. [2025-04-16 03:25:22,107 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-04-16 03:25:22,152 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2025-04-16 03:25:22,185 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:25:22,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-16 03:25:22,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-16 03:25:22,189 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2025-04-16 03:25:22,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2025-04-16 03:25:22,263 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 03:25:22,270 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == threadThread1of1ForFork0 ======== [2025-04-16 03:25:22,276 INFO L340 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=PARTIAL_ORDER_FA, 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;@75f6ee81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:25:22,277 INFO L341 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-04-16 03:25:22,424 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:22,428 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:22,428 INFO L85 PathProgramCache]: Analyzing trace with hash -468297304, now seen corresponding path program 1 times [2025-04-16 03:25:22,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:22,433 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329447700] [2025-04-16 03:25:22,434 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:22,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:22,510 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-04-16 03:25:22,543 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-04-16 03:25:22,543 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:22,544 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:22,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:22,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:22,676 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329447700] [2025-04-16 03:25:22,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329447700] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:22,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:22,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:22,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231655157] [2025-04-16 03:25:22,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:22,682 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-16 03:25:22,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:22,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-16 03:25:22,694 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-16 03:25:22,694 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:22,697 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:22,698 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 82.5) internal successors, (165), 2 states have internal predecessors, (165), 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) [2025-04-16 03:25:22,699 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:22,730 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:22,730 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-16 03:25:22,730 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:22,731 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:22,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1769566971, now seen corresponding path program 1 times [2025-04-16 03:25:22,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:22,731 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510522545] [2025-04-16 03:25:22,731 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:22,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:22,762 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-04-16 03:25:22,784 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-04-16 03:25:22,785 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:22,785 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:22,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:22,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:22,885 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510522545] [2025-04-16 03:25:22,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510522545] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:22,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:22,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:22,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427640828] [2025-04-16 03:25:22,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:22,887 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:22,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:22,887 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:22,887 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:22,887 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:22,888 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:22,888 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 80.5) internal successors, (161), 3 states have internal predecessors, (161), 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) [2025-04-16 03:25:22,888 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:22,888 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,002 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,003 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,003 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-04-16 03:25:23,003 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:23,004 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:23,004 INFO L85 PathProgramCache]: Analyzing trace with hash -792190590, now seen corresponding path program 1 times [2025-04-16 03:25:23,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:23,004 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198213561] [2025-04-16 03:25:23,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:23,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:23,049 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-04-16 03:25:23,074 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-04-16 03:25:23,074 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:23,074 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:23,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-16 03:25:23,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:23,171 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198213561] [2025-04-16 03:25:23,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198213561] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:23,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:23,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:25:23,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500096513] [2025-04-16 03:25:23,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:23,172 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:23,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:23,173 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:23,173 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:23,173 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,173 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:23,175 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 3 states have internal predecessors, (196), 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) [2025-04-16 03:25:23,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,235 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,236 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,237 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,237 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-04-16 03:25:23,237 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:23,238 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:23,238 INFO L85 PathProgramCache]: Analyzing trace with hash 615226772, now seen corresponding path program 1 times [2025-04-16 03:25:23,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:23,238 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277721216] [2025-04-16 03:25:23,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:23,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:23,261 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 192 statements into 1 equivalence classes. [2025-04-16 03:25:23,275 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-04-16 03:25:23,275 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:23,276 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:23,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-16 03:25:23,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:23,333 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277721216] [2025-04-16 03:25:23,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277721216] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:23,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:23,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:23,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526153068] [2025-04-16 03:25:23,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:23,334 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:23,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:23,334 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:23,334 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:23,335 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,335 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:23,335 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 95.0) internal successors, (190), 3 states have internal predecessors, (190), 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) [2025-04-16 03:25:23,335 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,335 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,335 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,335 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,424 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,425 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,425 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,425 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,425 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-04-16 03:25:23,425 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:23,425 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:23,426 INFO L85 PathProgramCache]: Analyzing trace with hash 582849513, now seen corresponding path program 1 times [2025-04-16 03:25:23,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:23,426 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286947683] [2025-04-16 03:25:23,426 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:23,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:23,445 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-04-16 03:25:23,454 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-04-16 03:25:23,455 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:23,455 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:23,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:23,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:23,643 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286947683] [2025-04-16 03:25:23,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286947683] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:23,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:23,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:25:23,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938767264] [2025-04-16 03:25:23,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:23,644 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:23,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:23,644 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:23,644 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:23,645 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,645 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:23,645 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 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) [2025-04-16 03:25:23,645 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,645 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,645 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,645 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,647 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,770 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,770 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,772 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,772 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,772 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,774 INFO L790 garLoopResultBuilder]: Registering result SAFE for location threadErr0ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining) [2025-04-16 03:25:23,774 INFO L790 garLoopResultBuilder]: Registering result SAFE for location threadErr1ASSERT_VIOLATIONDATA_RACE (0 of 2 remaining) [2025-04-16 03:25:23,775 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-04-16 03:25:23,780 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-04-16 03:25:23,782 INFO L320 ceAbstractionStarter]: Result for error location threadThread1of1ForFork0 was SAFE,SAFE (1/2) [2025-04-16 03:25:23,786 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:25:23,789 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 03:25:23,789 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-04-16 03:25:23,790 INFO L340 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=PARTIAL_ORDER_FA, 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;@75f6ee81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:25:23,790 INFO L341 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2025-04-16 03:25:23,801 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:23,801 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:23,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1150808371, now seen corresponding path program 1 times [2025-04-16 03:25:23,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:23,801 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459181910] [2025-04-16 03:25:23,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:23,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:23,827 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-04-16 03:25:23,832 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-04-16 03:25:23,832 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:23,832 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:23,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:23,851 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459181910] [2025-04-16 03:25:23,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459181910] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:23,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:23,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:23,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642499513] [2025-04-16 03:25:23,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:23,852 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-16 03:25:23,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:23,852 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-16 03:25:23,852 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-16 03:25:23,852 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,853 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:23,853 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 77.0) internal successors, (154), 2 states have internal predecessors, (154), 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) [2025-04-16 03:25:23,853 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,856 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,857 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-04-16 03:25:23,857 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:23,857 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:23,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1703477635, now seen corresponding path program 1 times [2025-04-16 03:25:23,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:23,858 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101955386] [2025-04-16 03:25:23,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:23,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:23,873 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-04-16 03:25:23,878 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-04-16 03:25:23,878 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:23,878 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:23,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:23,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:23,914 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101955386] [2025-04-16 03:25:23,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101955386] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:23,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:23,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:23,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199531041] [2025-04-16 03:25:23,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:23,914 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:23,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:23,915 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:23,915 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:23,915 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,915 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:23,915 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 76.5) internal successors, (153), 3 states have internal predecessors, (153), 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) [2025-04-16 03:25:23,915 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,916 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,932 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,934 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,934 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-04-16 03:25:23,934 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:23,935 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:23,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1867360700, now seen corresponding path program 1 times [2025-04-16 03:25:23,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:23,935 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140231577] [2025-04-16 03:25:23,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:23,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:23,948 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-04-16 03:25:23,954 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-04-16 03:25:23,954 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:23,954 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:23,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:23,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:23,992 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140231577] [2025-04-16 03:25:23,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140231577] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:23,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:23,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:23,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437227330] [2025-04-16 03:25:23,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:23,993 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:23,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:23,993 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:23,993 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:23,993 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,994 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:23,994 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 80.5) internal successors, (161), 3 states have internal predecessors, (161), 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) [2025-04-16 03:25:23,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:23,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:23,994 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:24,010 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:24,010 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:24,010 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:24,010 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-04-16 03:25:24,011 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:24,011 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:24,011 INFO L85 PathProgramCache]: Analyzing trace with hash 2101885630, now seen corresponding path program 1 times [2025-04-16 03:25:24,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:24,011 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725615847] [2025-04-16 03:25:24,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:24,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:24,028 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 172 statements into 1 equivalence classes. [2025-04-16 03:25:24,038 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 172 of 172 statements. [2025-04-16 03:25:24,039 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:24,039 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:24,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:24,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:24,199 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725615847] [2025-04-16 03:25:24,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725615847] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:24,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:24,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-16 03:25:24,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865884235] [2025-04-16 03:25:24,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:24,200 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-04-16 03:25:24,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:24,201 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-04-16 03:25:24,201 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-04-16 03:25:24,201 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:24,201 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:24,201 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 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) [2025-04-16 03:25:24,201 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:24,201 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:24,201 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:24,201 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:24,250 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:24,250 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:24,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:24,251 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:24,252 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-04-16 03:25:24,252 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:24,252 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:24,252 INFO L85 PathProgramCache]: Analyzing trace with hash -624379499, now seen corresponding path program 1 times [2025-04-16 03:25:24,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:24,252 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486883892] [2025-04-16 03:25:24,252 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:24,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:24,271 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-04-16 03:25:24,283 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-04-16 03:25:24,284 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:24,284 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:24,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:24,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:24,743 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486883892] [2025-04-16 03:25:24,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486883892] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:24,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:24,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-16 03:25:24,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511018350] [2025-04-16 03:25:24,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:24,743 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-16 03:25:24,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:24,744 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-16 03:25:24,744 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-04-16 03:25:24,744 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:24,744 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:24,744 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.0) internal successors, (155), 6 states have internal predecessors, (155), 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) [2025-04-16 03:25:24,744 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:24,744 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:24,744 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:24,745 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:24,745 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:24,903 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:24,904 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:24,904 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:24,904 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:24,904 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:24,904 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-04-16 03:25:24,904 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:24,904 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:24,904 INFO L85 PathProgramCache]: Analyzing trace with hash 182109055, now seen corresponding path program 1 times [2025-04-16 03:25:24,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:24,905 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237284209] [2025-04-16 03:25:24,905 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:24,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:24,919 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 189 statements into 1 equivalence classes. [2025-04-16 03:25:24,928 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 189 of 189 statements. [2025-04-16 03:25:24,928 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:24,928 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:25,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:25,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:25,362 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237284209] [2025-04-16 03:25:25,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237284209] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:25,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:25,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-16 03:25:25,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662305434] [2025-04-16 03:25:25,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:25,362 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-16 03:25:25,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:25,362 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-16 03:25:25,363 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-04-16 03:25:25,363 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:25,363 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:25,363 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.8) internal successors, (189), 6 states have internal predecessors, (189), 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) [2025-04-16 03:25:25,363 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:25,363 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:25,363 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:25,363 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:25,363 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:25,363 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:25,533 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:25,533 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:25,534 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:25,534 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:25,534 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:25,534 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:25,534 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-04-16 03:25:25,534 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:25,534 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:25,534 INFO L85 PathProgramCache]: Analyzing trace with hash -486997832, now seen corresponding path program 1 times [2025-04-16 03:25:25,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:25,535 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971303454] [2025-04-16 03:25:25,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:25,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:25,551 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-04-16 03:25:25,559 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-04-16 03:25:25,559 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:25,559 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:25,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:25,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:25,653 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971303454] [2025-04-16 03:25:25,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971303454] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:25,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:25,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:25:25,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885142325] [2025-04-16 03:25:25,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:25,654 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:25,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:25,654 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:25,654 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:25,654 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:25,655 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:25,655 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 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) [2025-04-16 03:25:25,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:25,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:25,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:25,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:25,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:25,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:25,655 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:25,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:25,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:25,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:25,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:25,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:25,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:25,789 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:25,789 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2025-04-16 03:25:25,789 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:25,790 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:25,790 INFO L85 PathProgramCache]: Analyzing trace with hash -493448677, now seen corresponding path program 1 times [2025-04-16 03:25:25,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:25,790 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552063938] [2025-04-16 03:25:25,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:25,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:25,804 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-04-16 03:25:25,815 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-04-16 03:25:25,815 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:25,815 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:26,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:26,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:26,023 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552063938] [2025-04-16 03:25:26,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552063938] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:26,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:26,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:25:26,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964929207] [2025-04-16 03:25:26,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:26,024 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:26,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:26,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:26,025 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:26,025 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,025 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:26,025 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 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) [2025-04-16 03:25:26,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,025 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:26,027 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:26,027 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:26,027 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,027 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,115 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:26,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:26,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:26,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,116 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,116 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-04-16 03:25:26,116 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:26,116 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:26,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1231332849, now seen corresponding path program 1 times [2025-04-16 03:25:26,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:26,116 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297117005] [2025-04-16 03:25:26,117 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:26,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:26,132 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-04-16 03:25:26,148 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-04-16 03:25:26,148 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:26,148 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 03:25:26,148 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-16 03:25:26,154 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 173 statements into 1 equivalence classes. [2025-04-16 03:25:26,164 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 173 of 173 statements. [2025-04-16 03:25:26,165 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:26,165 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 03:25:26,227 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-16 03:25:26,227 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-04-16 03:25:26,227 INFO L790 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 5 remaining) [2025-04-16 03:25:26,227 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2025-04-16 03:25:26,227 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (2 of 5 remaining) [2025-04-16 03:25:26,227 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2025-04-16 03:25:26,227 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2025-04-16 03:25:26,227 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2025-04-16 03:25:26,230 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-16 03:25:26,230 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2025-04-16 03:25:26,231 WARN L247 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2025-04-16 03:25:26,231 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2025-04-16 03:25:26,249 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-04-16 03:25:26,252 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:25:26,256 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 03:25:26,256 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == threadThread1of2ForFork0 ======== [2025-04-16 03:25:26,256 INFO L340 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=PARTIAL_ORDER_FA, 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;@75f6ee81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:25:26,256 INFO L341 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-04-16 03:25:26,296 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:26,297 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:26,297 INFO L85 PathProgramCache]: Analyzing trace with hash -2091603845, now seen corresponding path program 1 times [2025-04-16 03:25:26,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:26,297 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315372997] [2025-04-16 03:25:26,297 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:26,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:26,312 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-04-16 03:25:26,316 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-04-16 03:25:26,316 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:26,316 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:26,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:26,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:26,329 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315372997] [2025-04-16 03:25:26,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315372997] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:26,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:26,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:26,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323040828] [2025-04-16 03:25:26,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:26,329 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-16 03:25:26,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:26,330 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-16 03:25:26,330 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-16 03:25:26,330 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,330 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:26,331 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 82.5) internal successors, (165), 2 states have internal predecessors, (165), 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) [2025-04-16 03:25:26,331 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,341 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,341 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2025-04-16 03:25:26,341 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:26,341 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:26,342 INFO L85 PathProgramCache]: Analyzing trace with hash -689888622, now seen corresponding path program 1 times [2025-04-16 03:25:26,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:26,342 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125525499] [2025-04-16 03:25:26,342 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:26,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:26,356 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-04-16 03:25:26,360 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-04-16 03:25:26,360 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:26,360 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:26,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:26,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:26,381 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125525499] [2025-04-16 03:25:26,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125525499] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:26,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:26,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:26,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285085762] [2025-04-16 03:25:26,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:26,382 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:26,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:26,382 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:26,382 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:26,382 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,382 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:26,383 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 80.5) internal successors, (161), 3 states have internal predecessors, (161), 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) [2025-04-16 03:25:26,383 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,383 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,460 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,460 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,460 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2025-04-16 03:25:26,460 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:26,461 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:26,461 INFO L85 PathProgramCache]: Analyzing trace with hash -611384875, now seen corresponding path program 1 times [2025-04-16 03:25:26,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:26,461 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048320569] [2025-04-16 03:25:26,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:26,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:26,477 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-04-16 03:25:26,483 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-04-16 03:25:26,483 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:26,483 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:26,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-16 03:25:26,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:26,526 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048320569] [2025-04-16 03:25:26,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048320569] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:26,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:26,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:25:26,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837161809] [2025-04-16 03:25:26,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:26,526 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:26,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:26,527 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:26,527 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:26,527 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,527 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:26,528 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 3 states have internal predecessors, (196), 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) [2025-04-16 03:25:26,528 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,528 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,528 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,562 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,562 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,562 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,562 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2025-04-16 03:25:26,562 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:26,562 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:26,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1495969753, now seen corresponding path program 1 times [2025-04-16 03:25:26,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:26,563 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118148354] [2025-04-16 03:25:26,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:26,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:26,578 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 192 statements into 1 equivalence classes. [2025-04-16 03:25:26,583 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-04-16 03:25:26,583 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:26,583 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:26,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-16 03:25:26,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:26,607 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118148354] [2025-04-16 03:25:26,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118148354] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:26,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:26,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:26,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751215605] [2025-04-16 03:25:26,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:26,607 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:26,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:26,607 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:26,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:26,608 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,608 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:26,608 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 95.0) internal successors, (190), 3 states have internal predecessors, (190), 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) [2025-04-16 03:25:26,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:26,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:26,608 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,093 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,093 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,093 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,093 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,093 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2025-04-16 03:25:27,093 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:27,094 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:27,094 INFO L85 PathProgramCache]: Analyzing trace with hash 8632892, now seen corresponding path program 1 times [2025-04-16 03:25:27,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:27,094 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849460117] [2025-04-16 03:25:27,094 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:27,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:27,109 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-04-16 03:25:27,113 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-04-16 03:25:27,114 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:27,114 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:27,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:27,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:27,196 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849460117] [2025-04-16 03:25:27,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849460117] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:27,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:27,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:25:27,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905418861] [2025-04-16 03:25:27,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:27,197 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:27,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:27,197 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:27,197 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:27,197 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,198 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:27,198 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 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) [2025-04-16 03:25:27,198 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,198 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,198 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,198 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,198 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,611 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,612 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,612 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,612 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,612 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,612 INFO L790 garLoopResultBuilder]: Registering result SAFE for location threadErr0ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining) [2025-04-16 03:25:27,612 INFO L790 garLoopResultBuilder]: Registering result SAFE for location threadErr1ASSERT_VIOLATIONDATA_RACE (0 of 2 remaining) [2025-04-16 03:25:27,612 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2025-04-16 03:25:27,614 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-04-16 03:25:27,614 INFO L320 ceAbstractionStarter]: Result for error location threadThread1of2ForFork0 was SAFE,SAFE (1/3) [2025-04-16 03:25:27,616 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:25:27,617 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 03:25:27,617 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-04-16 03:25:27,618 INFO L340 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=PARTIAL_ORDER_FA, 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;@75f6ee81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:25:27,618 INFO L341 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2025-04-16 03:25:27,622 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:27,623 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:27,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1958012621, now seen corresponding path program 1 times [2025-04-16 03:25:27,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:27,623 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998334439] [2025-04-16 03:25:27,623 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:27,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:27,636 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-04-16 03:25:27,639 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-04-16 03:25:27,639 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:27,639 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:27,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:27,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:27,650 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998334439] [2025-04-16 03:25:27,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998334439] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:27,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:27,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:27,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941680340] [2025-04-16 03:25:27,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:27,650 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-16 03:25:27,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:27,651 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-16 03:25:27,651 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-16 03:25:27,651 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,651 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:27,651 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 77.0) internal successors, (154), 2 states have internal predecessors, (154), 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) [2025-04-16 03:25:27,651 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,654 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,654 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2025-04-16 03:25:27,655 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:27,655 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:27,655 INFO L85 PathProgramCache]: Analyzing trace with hash 890658877, now seen corresponding path program 1 times [2025-04-16 03:25:27,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:27,655 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158333008] [2025-04-16 03:25:27,655 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:27,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:27,683 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-04-16 03:25:27,687 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-04-16 03:25:27,687 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:27,687 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:27,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:27,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:27,704 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158333008] [2025-04-16 03:25:27,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158333008] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:27,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:27,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:27,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040669236] [2025-04-16 03:25:27,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:27,705 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:27,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:27,705 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:27,705 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:27,705 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,706 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:27,706 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 76.5) internal successors, (153), 3 states have internal predecessors, (153), 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) [2025-04-16 03:25:27,706 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,706 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,718 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,718 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,718 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2025-04-16 03:25:27,718 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:27,718 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:27,719 INFO L85 PathProgramCache]: Analyzing trace with hash -1891882116, now seen corresponding path program 1 times [2025-04-16 03:25:27,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:27,719 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835691326] [2025-04-16 03:25:27,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:27,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:27,730 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-04-16 03:25:27,734 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-04-16 03:25:27,734 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:27,734 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:27,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:27,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:27,752 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835691326] [2025-04-16 03:25:27,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835691326] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:27,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:27,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:27,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074107986] [2025-04-16 03:25:27,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:27,752 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:27,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:27,753 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:27,753 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:27,753 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,753 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:27,753 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 80.5) internal successors, (161), 3 states have internal predecessors, (161), 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) [2025-04-16 03:25:27,753 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,753 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,753 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,766 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,767 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,767 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,767 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2025-04-16 03:25:27,767 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:27,767 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:27,767 INFO L85 PathProgramCache]: Analyzing trace with hash 26806974, now seen corresponding path program 1 times [2025-04-16 03:25:27,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:27,767 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984183670] [2025-04-16 03:25:27,767 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:27,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:27,781 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 172 statements into 1 equivalence classes. [2025-04-16 03:25:27,785 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 172 of 172 statements. [2025-04-16 03:25:27,786 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:27,786 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:27,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:27,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:27,844 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984183670] [2025-04-16 03:25:27,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984183670] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:27,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:27,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-16 03:25:27,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759887203] [2025-04-16 03:25:27,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:27,845 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-04-16 03:25:27,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:27,845 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-04-16 03:25:27,845 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-04-16 03:25:27,845 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,845 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:27,846 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 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) [2025-04-16 03:25:27,846 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,846 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,846 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,846 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,873 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:27,874 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,874 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:27,874 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:27,874 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2025-04-16 03:25:27,874 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:27,874 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:27,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1259791189, now seen corresponding path program 1 times [2025-04-16 03:25:27,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:27,874 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513818834] [2025-04-16 03:25:27,874 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:27,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:27,888 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-04-16 03:25:27,893 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-04-16 03:25:27,893 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:27,893 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:28,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:28,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:28,169 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513818834] [2025-04-16 03:25:28,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513818834] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:28,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:28,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-16 03:25:28,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211186682] [2025-04-16 03:25:28,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:28,170 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-16 03:25:28,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:28,170 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-16 03:25:28,170 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-04-16 03:25:28,170 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:28,171 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:28,171 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.0) internal successors, (155), 6 states have internal predecessors, (155), 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) [2025-04-16 03:25:28,171 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:28,171 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,171 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,171 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,171 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:28,345 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:28,345 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,345 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,345 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,345 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,346 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2025-04-16 03:25:28,346 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:28,346 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:28,346 INFO L85 PathProgramCache]: Analyzing trace with hash 98419596, now seen corresponding path program 1 times [2025-04-16 03:25:28,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:28,346 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136436326] [2025-04-16 03:25:28,346 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:28,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:28,362 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 189 statements into 1 equivalence classes. [2025-04-16 03:25:28,367 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 189 of 189 statements. [2025-04-16 03:25:28,368 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:28,368 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:28,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:28,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:28,637 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136436326] [2025-04-16 03:25:28,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136436326] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:28,637 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:28,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-16 03:25:28,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252518895] [2025-04-16 03:25:28,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:28,637 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-16 03:25:28,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:28,638 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-16 03:25:28,638 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-04-16 03:25:28,638 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:28,639 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:28,639 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.8) internal successors, (189), 6 states have internal predecessors, (189), 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) [2025-04-16 03:25:28,639 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:28,639 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,639 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,639 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,639 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,639 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:28,753 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:28,753 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,753 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,753 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,753 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,753 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,753 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2025-04-16 03:25:28,754 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:28,754 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:28,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1061214453, now seen corresponding path program 1 times [2025-04-16 03:25:28,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:28,754 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424516433] [2025-04-16 03:25:28,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:28,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:28,768 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-04-16 03:25:28,772 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-04-16 03:25:28,772 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:28,772 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:28,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:28,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:28,821 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424516433] [2025-04-16 03:25:28,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424516433] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:28,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:28,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:25:28,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405386567] [2025-04-16 03:25:28,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:28,822 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:28,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:28,822 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:28,822 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:28,822 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:28,823 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:28,823 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 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) [2025-04-16 03:25:28,823 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:28,823 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,823 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,823 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,823 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,823 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,823 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:28,966 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:28,966 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,966 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,966 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,966 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,966 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:28,966 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:28,966 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2025-04-16 03:25:28,966 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:28,967 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:28,967 INFO L85 PathProgramCache]: Analyzing trace with hash 901232232, now seen corresponding path program 1 times [2025-04-16 03:25:28,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:28,967 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832711540] [2025-04-16 03:25:28,967 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:28,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:28,981 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-04-16 03:25:28,985 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-04-16 03:25:28,986 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:28,986 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:29,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:29,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:29,065 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832711540] [2025-04-16 03:25:29,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832711540] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:29,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:29,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:25:29,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439736903] [2025-04-16 03:25:29,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:29,066 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:29,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:29,066 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:29,066 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:29,066 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,067 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:29,067 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 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) [2025-04-16 03:25:29,067 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,067 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,067 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,067 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:29,067 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:29,067 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:29,067 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,067 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,663 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,664 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,664 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,664 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:29,664 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:29,664 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:29,664 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,664 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,664 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2025-04-16 03:25:29,664 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:29,665 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:29,665 INFO L85 PathProgramCache]: Analyzing trace with hash 786817826, now seen corresponding path program 1 times [2025-04-16 03:25:29,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:29,665 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429278511] [2025-04-16 03:25:29,665 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:29,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:29,681 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 190 statements into 1 equivalence classes. [2025-04-16 03:25:29,692 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 190 of 190 statements. [2025-04-16 03:25:29,693 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:29,693 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 03:25:29,693 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-16 03:25:29,699 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 190 statements into 1 equivalence classes. [2025-04-16 03:25:29,708 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 190 of 190 statements. [2025-04-16 03:25:29,708 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:29,708 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 03:25:29,737 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-16 03:25:29,738 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-04-16 03:25:29,738 INFO L790 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 5 remaining) [2025-04-16 03:25:29,738 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2025-04-16 03:25:29,738 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (2 of 5 remaining) [2025-04-16 03:25:29,738 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2025-04-16 03:25:29,738 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2025-04-16 03:25:29,738 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2025-04-16 03:25:29,741 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-16 03:25:29,741 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/3) [2025-04-16 03:25:29,741 WARN L247 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2025-04-16 03:25:29,741 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2025-04-16 03:25:29,760 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2025-04-16 03:25:29,762 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:25:29,768 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 03:25:29,768 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-04-16 03:25:29,769 INFO L340 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=PARTIAL_ORDER_FA, 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;@75f6ee81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:25:29,769 INFO L341 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2025-04-16 03:25:29,773 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:29,773 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:29,774 INFO L85 PathProgramCache]: Analyzing trace with hash 2012620653, now seen corresponding path program 1 times [2025-04-16 03:25:29,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:29,774 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972487968] [2025-04-16 03:25:29,774 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:29,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:29,786 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-04-16 03:25:29,789 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-04-16 03:25:29,789 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:29,789 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:29,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:29,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:29,798 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972487968] [2025-04-16 03:25:29,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972487968] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:29,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:29,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:29,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884268367] [2025-04-16 03:25:29,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:29,799 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-16 03:25:29,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:29,799 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-16 03:25:29,800 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-16 03:25:29,800 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,800 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:29,800 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 77.0) internal successors, (154), 2 states have internal predecessors, (154), 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) [2025-04-16 03:25:29,800 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,803 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,803 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2025-04-16 03:25:29,803 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:29,803 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:29,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1862251734, now seen corresponding path program 1 times [2025-04-16 03:25:29,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:29,803 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332192318] [2025-04-16 03:25:29,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:29,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:29,815 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-04-16 03:25:29,819 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-04-16 03:25:29,819 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:29,819 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:29,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:29,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:29,836 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332192318] [2025-04-16 03:25:29,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332192318] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:29,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:29,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:29,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355576704] [2025-04-16 03:25:29,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:29,837 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:29,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:29,837 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:29,837 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:29,837 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,838 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:29,838 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 76.5) internal successors, (153), 3 states have internal predecessors, (153), 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) [2025-04-16 03:25:29,838 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,838 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,846 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,847 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,847 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2025-04-16 03:25:29,847 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:29,847 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:29,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1923560341, now seen corresponding path program 1 times [2025-04-16 03:25:29,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:29,847 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22013832] [2025-04-16 03:25:29,847 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:29,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:29,860 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-04-16 03:25:29,863 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-04-16 03:25:29,863 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:29,863 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:29,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:29,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:29,878 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22013832] [2025-04-16 03:25:29,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22013832] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:29,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:29,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:29,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112696681] [2025-04-16 03:25:29,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:29,878 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:29,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:29,879 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:29,879 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:29,879 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,879 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:29,879 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 80.5) internal successors, (161), 3 states have internal predecessors, (161), 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) [2025-04-16 03:25:29,879 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,879 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,880 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,892 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,892 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,892 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,892 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2025-04-16 03:25:29,892 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:29,892 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:29,893 INFO L85 PathProgramCache]: Analyzing trace with hash 22519678, now seen corresponding path program 1 times [2025-04-16 03:25:29,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:29,893 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912512859] [2025-04-16 03:25:29,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:29,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:29,906 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 172 statements into 1 equivalence classes. [2025-04-16 03:25:29,910 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 172 of 172 statements. [2025-04-16 03:25:29,910 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:29,910 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:29,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:29,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:29,959 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912512859] [2025-04-16 03:25:29,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912512859] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:29,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:29,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-16 03:25:29,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845142448] [2025-04-16 03:25:29,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:29,960 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-04-16 03:25:29,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:29,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-04-16 03:25:29,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-04-16 03:25:29,960 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,961 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:29,961 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.4) internal successors, (172), 5 states have internal predecessors, (172), 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) [2025-04-16 03:25:29,961 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,961 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,961 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,961 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,995 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:29,995 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,995 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:29,995 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:29,996 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2025-04-16 03:25:29,996 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:29,996 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:29,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1342326578, now seen corresponding path program 1 times [2025-04-16 03:25:29,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:29,996 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848508342] [2025-04-16 03:25:29,996 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:29,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:30,009 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-04-16 03:25:30,014 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-04-16 03:25:30,014 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:30,015 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:30,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:30,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:30,297 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848508342] [2025-04-16 03:25:30,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848508342] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:30,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:30,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-16 03:25:30,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338203036] [2025-04-16 03:25:30,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:30,297 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-16 03:25:30,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:30,297 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-16 03:25:30,298 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-04-16 03:25:30,298 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:30,298 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:30,298 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.0) internal successors, (155), 6 states have internal predecessors, (155), 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) [2025-04-16 03:25:30,298 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:30,298 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:30,298 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:30,298 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:30,298 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:30,510 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:30,511 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:30,511 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:30,511 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:30,511 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:30,511 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2025-04-16 03:25:30,511 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:30,511 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:30,511 INFO L85 PathProgramCache]: Analyzing trace with hash 2032909874, now seen corresponding path program 1 times [2025-04-16 03:25:30,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:30,511 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4557653] [2025-04-16 03:25:30,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:30,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:30,526 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 189 statements into 1 equivalence classes. [2025-04-16 03:25:30,531 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 189 of 189 statements. [2025-04-16 03:25:30,532 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:30,532 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:30,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:30,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:30,770 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4557653] [2025-04-16 03:25:30,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4557653] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:30,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:30,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-04-16 03:25:30,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183280216] [2025-04-16 03:25:30,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:30,770 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-04-16 03:25:30,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:30,771 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-04-16 03:25:30,771 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2025-04-16 03:25:30,771 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:30,772 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:30,772 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.8) internal successors, (189), 6 states have internal predecessors, (189), 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) [2025-04-16 03:25:30,772 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:30,772 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:30,772 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:30,772 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:30,772 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:30,772 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:30,876 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:30,877 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:30,877 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:30,877 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:30,877 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:30,877 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:30,877 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2025-04-16 03:25:30,877 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:30,877 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:30,877 INFO L85 PathProgramCache]: Analyzing trace with hash -741154754, now seen corresponding path program 1 times [2025-04-16 03:25:30,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:30,878 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329642633] [2025-04-16 03:25:30,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:30,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:30,891 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-04-16 03:25:30,895 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-04-16 03:25:30,895 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:30,895 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:30,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:30,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:30,941 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329642633] [2025-04-16 03:25:30,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329642633] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:30,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:30,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:25:30,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987791660] [2025-04-16 03:25:30,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:30,941 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:30,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:30,942 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:30,942 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:30,942 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:30,942 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:30,943 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.666666666666664) internal successors, (182), 3 states have internal predecessors, (182), 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) [2025-04-16 03:25:30,943 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:30,943 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:30,943 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:30,943 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:30,943 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:30,943 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:30,943 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:31,077 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:31,078 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:31,078 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:31,078 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:31,078 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:31,078 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:31,078 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:31,078 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2025-04-16 03:25:31,078 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:31,078 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:31,078 INFO L85 PathProgramCache]: Analyzing trace with hash -424912760, now seen corresponding path program 1 times [2025-04-16 03:25:31,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:31,079 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883402442] [2025-04-16 03:25:31,079 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:31,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:31,092 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 179 statements into 1 equivalence classes. [2025-04-16 03:25:31,096 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 179 of 179 statements. [2025-04-16 03:25:31,096 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:31,096 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:31,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:31,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:31,174 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883402442] [2025-04-16 03:25:31,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883402442] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:31,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:31,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:25:31,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398714005] [2025-04-16 03:25:31,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:31,175 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:31,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:31,175 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:31,175 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:31,175 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:31,176 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:31,176 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.666666666666664) internal successors, (179), 3 states have internal predecessors, (179), 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) [2025-04-16 03:25:31,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:31,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:31,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:31,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:31,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:31,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:31,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:31,176 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:35,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:35,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:35,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:35,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:35,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:35,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-04-16 03:25:35,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:35,667 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:35,667 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2025-04-16 03:25:35,668 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2025-04-16 03:25:35,668 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:35,668 INFO L85 PathProgramCache]: Analyzing trace with hash 631964489, now seen corresponding path program 1 times [2025-04-16 03:25:35,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:35,668 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296964376] [2025-04-16 03:25:35,668 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:35,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:35,685 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-04-16 03:25:35,696 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-04-16 03:25:35,696 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:35,697 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 03:25:35,697 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-16 03:25:35,702 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-04-16 03:25:35,712 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-04-16 03:25:35,712 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:35,712 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 03:25:35,736 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-16 03:25:35,737 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-04-16 03:25:35,737 INFO L790 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 5 remaining) [2025-04-16 03:25:35,737 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2025-04-16 03:25:35,737 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (2 of 5 remaining) [2025-04-16 03:25:35,737 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2025-04-16 03:25:35,737 INFO L790 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2025-04-16 03:25:35,737 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2025-04-16 03:25:35,740 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-16 03:25:35,740 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/4) [2025-04-16 03:25:35,740 WARN L247 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2025-04-16 03:25:35,740 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2025-04-16 03:25:35,756 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2025-04-16 03:25:35,759 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:25:35,766 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 03:25:35,766 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == threadThread3of4ForFork0 ======== [2025-04-16 03:25:35,768 INFO L340 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=PARTIAL_ORDER_FA, 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;@75f6ee81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:25:35,768 INFO L341 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-04-16 03:25:35,827 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:35,828 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:35,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1258616540, now seen corresponding path program 1 times [2025-04-16 03:25:35,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:35,828 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694434180] [2025-04-16 03:25:35,828 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:35,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:35,842 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 199 statements into 1 equivalence classes. [2025-04-16 03:25:35,844 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 199 of 199 statements. [2025-04-16 03:25:35,845 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:35,845 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:35,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:35,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:35,856 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694434180] [2025-04-16 03:25:35,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694434180] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:35,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:35,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:35,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542959392] [2025-04-16 03:25:35,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:35,856 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-16 03:25:35,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:35,857 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-16 03:25:35,857 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-16 03:25:35,857 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:35,857 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:35,858 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 86.5) internal successors, (173), 2 states have internal predecessors, (173), 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) [2025-04-16 03:25:35,858 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:35,875 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:35,875 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2025-04-16 03:25:35,875 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:35,876 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:35,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1611206587, now seen corresponding path program 1 times [2025-04-16 03:25:35,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:35,876 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424251321] [2025-04-16 03:25:35,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:35,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:35,890 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 195 statements into 1 equivalence classes. [2025-04-16 03:25:35,894 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 195 of 195 statements. [2025-04-16 03:25:35,894 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:35,894 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:35,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:25:35,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:35,912 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424251321] [2025-04-16 03:25:35,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424251321] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:35,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:35,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:35,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148687794] [2025-04-16 03:25:35,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:35,912 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:35,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:35,913 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:35,913 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:35,913 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:35,913 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:35,914 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 84.5) internal successors, (169), 3 states have internal predecessors, (169), 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) [2025-04-16 03:25:35,914 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:35,914 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:36,114 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:36,114 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:36,114 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2025-04-16 03:25:36,114 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:36,115 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:36,115 INFO L85 PathProgramCache]: Analyzing trace with hash -97463972, now seen corresponding path program 1 times [2025-04-16 03:25:36,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:36,115 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129284707] [2025-04-16 03:25:36,115 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:36,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:36,131 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 232 statements into 1 equivalence classes. [2025-04-16 03:25:36,136 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 232 of 232 statements. [2025-04-16 03:25:36,137 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:36,137 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:36,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-16 03:25:36,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:36,162 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129284707] [2025-04-16 03:25:36,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129284707] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:36,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:36,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:25:36,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375062424] [2025-04-16 03:25:36,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:36,162 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:36,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:36,164 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:36,164 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:36,164 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:36,164 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:36,165 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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) [2025-04-16 03:25:36,165 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:36,165 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:36,165 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:36,472 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:36,472 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:36,472 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:36,472 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2025-04-16 03:25:36,472 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:25:36,473 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:25:36,473 INFO L85 PathProgramCache]: Analyzing trace with hash -593838290, now seen corresponding path program 1 times [2025-04-16 03:25:36,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:25:36,473 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140973239] [2025-04-16 03:25:36,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:25:36,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:25:36,488 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 226 statements into 1 equivalence classes. [2025-04-16 03:25:36,493 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 226 of 226 statements. [2025-04-16 03:25:36,494 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:25:36,494 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:25:36,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-16 03:25:36,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:25:36,516 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140973239] [2025-04-16 03:25:36,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140973239] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:25:36,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:25:36,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:25:36,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666853489] [2025-04-16 03:25:36,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:25:36,517 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:25:36,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:25:36,517 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:25:36,517 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:25:36,517 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:36,520 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:25:36,520 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 96.0) internal successors, (192), 3 states have internal predecessors, (192), 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) [2025-04-16 03:25:36,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:25:36,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:36,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:25:36,520 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:26:46,688 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:26:46,688 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:26:46,688 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:26:46,688 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:26:46,688 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2025-04-16 03:26:46,688 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:26:46,689 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:26:46,689 INFO L85 PathProgramCache]: Analyzing trace with hash 155606467, now seen corresponding path program 1 times [2025-04-16 03:26:46,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:26:46,689 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408031785] [2025-04-16 03:26:46,689 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:26:46,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:26:46,702 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-04-16 03:26:46,707 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-04-16 03:26:46,707 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:26:46,707 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:26:46,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:26:46,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:26:46,764 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408031785] [2025-04-16 03:26:46,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408031785] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:26:46,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:26:46,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:26:46,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962022910] [2025-04-16 03:26:46,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:26:46,764 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:26:46,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:26:46,765 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:26:46,765 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:26:46,765 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:26:46,766 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:26:46,766 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 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) [2025-04-16 03:26:46,766 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:26:46,766 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:26:46,766 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:26:46,766 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:26:46,766 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,455 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,455 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:27:05,455 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:27:05,455 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:27:05,455 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:27:05,455 INFO L790 garLoopResultBuilder]: Registering result SAFE for location threadErr0ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining) [2025-04-16 03:27:05,455 INFO L790 garLoopResultBuilder]: Registering result SAFE for location threadErr1ASSERT_VIOLATIONDATA_RACE (0 of 2 remaining) [2025-04-16 03:27:05,455 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2025-04-16 03:27:05,457 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-04-16 03:27:05,457 INFO L320 ceAbstractionStarter]: Result for error location threadThread3of4ForFork0 was SAFE,SAFE (1/5) [2025-04-16 03:27:05,460 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:27:05,460 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 03:27:05,460 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == threadThread1of4ForFork0 ======== [2025-04-16 03:27:05,461 INFO L340 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=PARTIAL_ORDER_FA, 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;@75f6ee81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 03:27:05,461 INFO L341 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-04-16 03:27:05,497 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:27:05,497 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:27:05,497 INFO L85 PathProgramCache]: Analyzing trace with hash -1281636997, now seen corresponding path program 1 times [2025-04-16 03:27:05,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:27:05,497 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022887618] [2025-04-16 03:27:05,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:27:05,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:27:05,508 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 165 statements into 1 equivalence classes. [2025-04-16 03:27:05,511 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 165 of 165 statements. [2025-04-16 03:27:05,511 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:27:05,511 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:27:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:27:05,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:27:05,519 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022887618] [2025-04-16 03:27:05,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022887618] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:27:05,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:27:05,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:27:05,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432929096] [2025-04-16 03:27:05,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:27:05,520 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-16 03:27:05,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:27:05,520 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-16 03:27:05,520 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-16 03:27:05,520 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,521 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:27:05,522 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 82.5) internal successors, (165), 2 states have internal predecessors, (165), 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) [2025-04-16 03:27:05,522 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,532 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,532 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2025-04-16 03:27:05,532 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting threadErr0ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:27:05,532 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:27:05,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1951959719, now seen corresponding path program 1 times [2025-04-16 03:27:05,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:27:05,533 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568292417] [2025-04-16 03:27:05,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:27:05,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:27:05,543 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-04-16 03:27:05,546 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-04-16 03:27:05,546 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:27:05,547 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:27:05,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-16 03:27:05,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:27:05,561 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568292417] [2025-04-16 03:27:05,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568292417] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:27:05,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:27:05,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:27:05,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176191108] [2025-04-16 03:27:05,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:27:05,562 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:27:05,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:27:05,562 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:27:05,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:27:05,562 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,563 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:27:05,563 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 80.5) internal successors, (161), 3 states have internal predecessors, (161), 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) [2025-04-16 03:27:05,563 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,563 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:27:05,650 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2025-04-16 03:27:05,650 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:27:05,650 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:27:05,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1586533121, now seen corresponding path program 1 times [2025-04-16 03:27:05,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:27:05,651 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038668381] [2025-04-16 03:27:05,651 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:27:05,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:27:05,663 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 198 statements into 1 equivalence classes. [2025-04-16 03:27:05,666 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 198 of 198 statements. [2025-04-16 03:27:05,667 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:27:05,667 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:27:05,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-16 03:27:05,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:27:05,688 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038668381] [2025-04-16 03:27:05,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038668381] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:27:05,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:27:05,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 03:27:05,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924778986] [2025-04-16 03:27:05,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:27:05,688 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:27:05,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:27:05,688 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:27:05,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:27:05,688 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,689 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:27:05,689 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 3 states have internal predecessors, (196), 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) [2025-04-16 03:27:05,689 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,689 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:27:05,689 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,720 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,721 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:27:05,721 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:27:05,721 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2025-04-16 03:27:05,721 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting threadErr1ASSERT_VIOLATIONDATA_RACE === [threadErr0ASSERT_VIOLATIONDATA_RACE, threadErr1ASSERT_VIOLATIONDATA_RACE] === [2025-04-16 03:27:05,721 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 03:27:05,721 INFO L85 PathProgramCache]: Analyzing trace with hash -377795648, now seen corresponding path program 1 times [2025-04-16 03:27:05,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 03:27:05,721 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438671665] [2025-04-16 03:27:05,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 03:27:05,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 03:27:05,733 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 192 statements into 1 equivalence classes. [2025-04-16 03:27:05,737 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 192 of 192 statements. [2025-04-16 03:27:05,737 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 03:27:05,737 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 03:27:05,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-04-16 03:27:05,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 03:27:05,755 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438671665] [2025-04-16 03:27:05,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438671665] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 03:27:05,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 03:27:05,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 03:27:05,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511616038] [2025-04-16 03:27:05,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 03:27:05,755 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 03:27:05,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 03:27:05,756 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 03:27:05,756 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 03:27:05,756 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,757 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 03:27:05,757 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 95.0) internal successors, (190), 3 states have internal predecessors, (190), 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) [2025-04-16 03:27:05,757 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 03:27:05,757 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:27:05,757 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 03:27:05,757 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.