/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_IcfgBuilder.xml -s ../benchexec/../../../trunk/examples/settings/default/gemcutter/svcomp-Reach-32bit-GemCutter_Default.epf --preprocessor.replace.while.statements.and.if-then-else.statements false --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-ext/43_NetBSD_sysmon_power_sliced.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.cfg-lbe-improvements-04aa6ae-m [2025-04-16 04:11:26,780 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-16 04:11:26,814 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 04:11:26,817 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-16 04:11:26,817 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-16 04:11:26,831 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-16 04:11:26,831 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-16 04:11:26,831 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-16 04:11:26,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-16 04:11:26,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-16 04:11:26,832 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * Use SBE=true [2025-04-16 04:11:26,832 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-16 04:11:26,832 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-16 04:11:26,833 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 04:11:26,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 04:11:26,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * Commutativity condition synthesis=NECESSARY_AND_SUFFICIENT [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2025-04-16 04:11:26,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-16 04:11:26,834 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2025-04-16 04:11:26,834 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2025-04-16 04:11:26,834 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2025-04-16 04:11:26,834 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Replace while statements and if-then-else statements -> false 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 04:11:27,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-16 04:11:27,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-16 04:11:27,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-16 04:11:27,032 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-16 04:11:27,033 INFO L274 PluginConnector]: CDTParser initialized [2025-04-16 04:11:27,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced.i [2025-04-16 04:11:28,331 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f513797e3/537333bede7847ebb15d6220875b3e89/FLAGc23513df8 [2025-04-16 04:11:28,579 INFO L389 CDTParser]: Found 1 translation units. [2025-04-16 04:11:28,580 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/43_NetBSD_sysmon_power_sliced.i [2025-04-16 04:11:28,594 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f513797e3/537333bede7847ebb15d6220875b3e89/FLAGc23513df8 [2025-04-16 04:11:29,331 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f513797e3/537333bede7847ebb15d6220875b3e89 [2025-04-16 04:11:29,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-16 04:11:29,334 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-16 04:11:29,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-16 04:11:29,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-16 04:11:29,341 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-16 04:11:29,342 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f5950f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29, skipping insertion in model container [2025-04-16 04:11:29,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,366 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-16 04:11:29,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-16 04:11:29,602 INFO L200 MainTranslator]: Completed pre-run [2025-04-16 04:11:29,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-16 04:11:29,680 INFO L204 MainTranslator]: Completed translation [2025-04-16 04:11:29,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29 WrapperNode [2025-04-16 04:11:29,681 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-16 04:11:29,681 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-16 04:11:29,681 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-16 04:11:29,681 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-16 04:11:29,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,725 INFO L138 Inliner]: procedures = 180, calls = 59, calls flagged for inlining = 54, calls inlined = 79, statements flattened = 678 [2025-04-16 04:11:29,725 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-16 04:11:29,726 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-16 04:11:29,726 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-16 04:11:29,726 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-16 04:11:29,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,735 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,735 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,746 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,748 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,749 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,760 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-16 04:11:29,761 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-04-16 04:11:29,761 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-04-16 04:11:29,761 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-04-16 04:11:29,762 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29" (1/1) ... [2025-04-16 04:11:29,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-16 04:11:29,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-16 04:11:29,791 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 04:11:29,793 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 04:11:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2025-04-16 04:11:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2025-04-16 04:11:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-16 04:11:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-16 04:11:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-16 04:11:29,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-16 04:11:29,812 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-16 04:11:29,911 INFO L256 CfgBuilder]: Building ICFG [2025-04-16 04:11:29,913 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-16 04:11:30,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L741: havoc sysmon_power_daemon_task_#t~nondet16#1; [2025-04-16 04:11:30,583 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-16 04:11:30,584 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-16 04:11:30,584 INFO L318 CfgBuilder]: Performing block encoding [2025-04-16 04:11:30,846 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-16 04:11:30,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.04 04:11:30 BoogieIcfgContainer [2025-04-16 04:11:30,846 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-04-16 04:11:30,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-16 04:11:30,848 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-16 04:11:30,851 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-16 04:11:30,851 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.04 04:11:29" (1/3) ... [2025-04-16 04:11:30,851 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75e80bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 04:11:30, skipping insertion in model container [2025-04-16 04:11:30,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 04:11:29" (2/3) ... [2025-04-16 04:11:30,852 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75e80bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 04:11:30, skipping insertion in model container [2025-04-16 04:11:30,852 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.04 04:11:30" (3/3) ... [2025-04-16 04:11:30,853 INFO L128 eAbstractionObserver]: Analyzing ICFG 43_NetBSD_sysmon_power_sliced.i [2025-04-16 04:11:30,864 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-16 04:11:30,865 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 43_NetBSD_sysmon_power_sliced.i that has 2 procedures, 400 locations, 466 edges, 1 initial locations, 3 loop locations, and 74 error locations. [2025-04-16 04:11:30,866 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-04-16 04:11:30,937 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-04-16 04:11:30,974 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 04:11:30,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2025-04-16 04:11:30,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-16 04:11:30,977 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 04:11:30,978 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 04:11:31,040 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 04:11:31,047 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2025-04-16 04:11:31,053 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;@2db553c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 04:11:31,053 INFO L341 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2025-04-16 04:11:31,262 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err73ASSERT_VIOLATIONDATA_RACE === [thr1Err56ASSERT_VIOLATIONDATA_RACE, thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err50ASSERT_VIOLATIONDATA_RACE, thr1Err49ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2025-04-16 04:11:31,265 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:11:31,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1840355538, now seen corresponding path program 1 times [2025-04-16 04:11:31,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:11:31,270 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89396791] [2025-04-16 04:11:31,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:11:31,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:11:31,319 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-04-16 04:11:31,326 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-04-16 04:11:31,326 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:11:31,326 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 04:11:31,357 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 04:11:31,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 04:11:31,357 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89396791] [2025-04-16 04:11:31,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89396791] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 04:11:31,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 04:11:31,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-04-16 04:11:31,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083416325] [2025-04-16 04:11:31,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 04:11:31,361 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-16 04:11:31,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 04:11:31,375 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-16 04:11:31,375 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-16 04:11:31,376 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:31,379 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 04:11:31,380 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 27.0) internal successors, (27), 2 states have internal predecessors, (27), 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 04:11:31,380 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:31,493 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:31,493 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-16 04:11:31,494 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err61ASSERT_VIOLATIONDATA_RACE === [thr1Err56ASSERT_VIOLATIONDATA_RACE, thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err50ASSERT_VIOLATIONDATA_RACE, thr1Err49ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2025-04-16 04:11:31,494 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:11:31,494 INFO L85 PathProgramCache]: Analyzing trace with hash 326113077, now seen corresponding path program 1 times [2025-04-16 04:11:31,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:11:31,494 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746105578] [2025-04-16 04:11:31,494 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:11:31,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:11:31,508 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 68 statements into 1 equivalence classes. [2025-04-16 04:11:31,529 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 68 of 68 statements. [2025-04-16 04:11:31,529 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:11:31,529 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 04:11:31,602 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 04:11:31,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 04:11:31,603 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746105578] [2025-04-16 04:11:31,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746105578] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 04:11:31,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 04:11:31,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 04:11:31,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183507360] [2025-04-16 04:11:31,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 04:11:31,604 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 04:11:31,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 04:11:31,605 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 04:11:31,605 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 04:11:31,605 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:31,607 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 04:11:31,607 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 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 04:11:31,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:31,607 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:31,803 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:31,803 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:31,804 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-04-16 04:11:31,804 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err62ASSERT_VIOLATIONDATA_RACE === [thr1Err56ASSERT_VIOLATIONDATA_RACE, thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err50ASSERT_VIOLATIONDATA_RACE, thr1Err49ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2025-04-16 04:11:31,804 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:11:31,804 INFO L85 PathProgramCache]: Analyzing trace with hash -1790684260, now seen corresponding path program 1 times [2025-04-16 04:11:31,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:11:31,804 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924854306] [2025-04-16 04:11:31,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:11:31,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:11:31,817 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 49 statements into 1 equivalence classes. [2025-04-16 04:11:31,824 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 49 of 49 statements. [2025-04-16 04:11:31,825 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:11:31,825 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 04:11:31,880 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 04:11:31,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 04:11:31,880 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924854306] [2025-04-16 04:11:31,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924854306] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 04:11:31,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 04:11:31,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 04:11:31,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889754006] [2025-04-16 04:11:31,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 04:11:31,881 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 04:11:31,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 04:11:31,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 04:11:31,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 04:11:31,881 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:31,882 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 04:11:31,882 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 24.5) internal successors, (49), 3 states have internal predecessors, (49), 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 04:11:31,882 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:31,882 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:31,882 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:32,172 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:32,172 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:32,173 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:32,173 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-04-16 04:11:32,173 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err34ASSERT_VIOLATIONDATA_RACE === [thr1Err56ASSERT_VIOLATIONDATA_RACE, thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err50ASSERT_VIOLATIONDATA_RACE, thr1Err49ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2025-04-16 04:11:32,173 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:11:32,173 INFO L85 PathProgramCache]: Analyzing trace with hash 51512280, now seen corresponding path program 1 times [2025-04-16 04:11:32,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:11:32,173 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335883126] [2025-04-16 04:11:32,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:11:32,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:11:32,183 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 72 statements into 1 equivalence classes. [2025-04-16 04:11:32,198 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 72 of 72 statements. [2025-04-16 04:11:32,198 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:11:32,198 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 04:11:32,240 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 04:11:32,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 04:11:32,240 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335883126] [2025-04-16 04:11:32,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335883126] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 04:11:32,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 04:11:32,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 04:11:32,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80209699] [2025-04-16 04:11:32,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 04:11:32,241 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 04:11:32,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 04:11:32,241 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 04:11:32,241 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 04:11:32,241 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:32,242 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 04:11:32,242 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 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 04:11:32,243 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:32,243 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:32,243 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:32,243 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:32,587 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:32,588 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:32,588 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:32,588 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:32,589 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-04-16 04:11:32,589 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err40ASSERT_VIOLATIONDATA_RACE === [thr1Err56ASSERT_VIOLATIONDATA_RACE, thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err50ASSERT_VIOLATIONDATA_RACE, thr1Err49ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2025-04-16 04:11:32,589 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:11:32,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1874856378, now seen corresponding path program 1 times [2025-04-16 04:11:32,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:11:32,589 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084838231] [2025-04-16 04:11:32,589 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:11:32,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:11:32,598 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 59 statements into 1 equivalence classes. [2025-04-16 04:11:32,605 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 59 of 59 statements. [2025-04-16 04:11:32,605 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:11:32,605 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 04:11:32,648 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 04:11:32,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 04:11:32,649 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084838231] [2025-04-16 04:11:32,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084838231] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 04:11:32,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 04:11:32,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 04:11:32,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889055058] [2025-04-16 04:11:32,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 04:11:32,649 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 04:11:32,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 04:11:32,650 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 04:11:32,650 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 04:11:32,650 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:32,651 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 04:11:32,651 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 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 04:11:32,651 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:32,651 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:32,651 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:32,651 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:32,651 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:33,082 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:11:33,083 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:33,083 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:33,083 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:33,083 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:11:33,085 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err56ASSERT_VIOLATIONDATA_RACE (73 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err55ASSERT_VIOLATIONDATA_RACE (72 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err50ASSERT_VIOLATIONDATA_RACE (71 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err49ASSERT_VIOLATIONDATA_RACE (70 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err54ASSERT_VIOLATIONDATA_RACE (69 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err73ASSERT_VIOLATIONDATA_RACE (68 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err72ASSERT_VIOLATIONDATA_RACE (67 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err48ASSERT_VIOLATIONDATA_RACE (66 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err71ASSERT_VIOLATIONDATA_RACE (65 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err47ASSERT_VIOLATIONDATA_RACE (64 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err26ASSERT_VIOLATIONDATA_RACE (63 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err25ASSERT_VIOLATIONDATA_RACE (62 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err52ASSERT_VIOLATIONDATA_RACE (61 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err51ASSERT_VIOLATIONDATA_RACE (60 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err46ASSERT_VIOLATIONDATA_RACE (59 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err45ASSERT_VIOLATIONDATA_RACE (58 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err44ASSERT_VIOLATIONDATA_RACE (57 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err43ASSERT_VIOLATIONDATA_RACE (56 of 74 remaining) [2025-04-16 04:11:33,086 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err53ASSERT_VIOLATIONDATA_RACE (55 of 74 remaining) [2025-04-16 04:11:33,087 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err24ASSERT_VIOLATIONDATA_RACE (54 of 74 remaining) [2025-04-16 04:11:33,087 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err21ASSERT_VIOLATIONDATA_RACE (53 of 74 remaining) [2025-04-16 04:11:33,087 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err20ASSERT_VIOLATIONDATA_RACE (52 of 74 remaining) [2025-04-16 04:11:33,087 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err42ASSERT_VIOLATIONDATA_RACE (51 of 74 remaining) [2025-04-16 04:11:33,087 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err31ASSERT_VIOLATIONDATA_RACE (50 of 74 remaining) [2025-04-16 04:11:33,087 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err30ASSERT_VIOLATIONDATA_RACE (49 of 74 remaining) [2025-04-16 04:11:33,087 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err23ASSERT_VIOLATIONDATA_RACE (48 of 74 remaining) [2025-04-16 04:11:33,087 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err22ASSERT_VIOLATIONDATA_RACE (47 of 74 remaining) [2025-04-16 04:11:33,087 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err19ASSERT_VIOLATIONDATA_RACE (46 of 74 remaining) [2025-04-16 04:11:33,087 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err16ASSERT_VIOLATIONDATA_RACE (45 of 74 remaining) [2025-04-16 04:11:33,087 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err15ASSERT_VIOLATIONDATA_RACE (44 of 74 remaining) [2025-04-16 04:11:33,087 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err70ASSERT_VIOLATIONDATA_RACE (43 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err29ASSERT_VIOLATIONDATA_RACE (42 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err33ASSERT_VIOLATIONDATA_RACE (41 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err32ASSERT_VIOLATIONDATA_RACE (40 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err18ASSERT_VIOLATIONDATA_RACE (39 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err17ASSERT_VIOLATIONDATA_RACE (38 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err14ASSERT_VIOLATIONDATA_RACE (37 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err67ASSERT_VIOLATIONDATA_RACE (36 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err28ASSERT_VIOLATIONDATA_RACE (35 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err27ASSERT_VIOLATIONDATA_RACE (34 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err64ASSERT_VIOLATIONDATA_RACE (33 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err63ASSERT_VIOLATIONDATA_RACE (32 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err41ASSERT_VIOLATIONDATA_RACE (31 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err13ASSERT_VIOLATIONDATA_RACE (30 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err12ASSERT_VIOLATIONDATA_RACE (29 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err69ASSERT_VIOLATIONDATA_RACE (28 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err68ASSERT_VIOLATIONDATA_RACE (27 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err11ASSERT_VIOLATIONDATA_RACE (26 of 74 remaining) [2025-04-16 04:11:33,088 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err10ASSERT_VIOLATIONDATA_RACE (25 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err66ASSERT_VIOLATIONDATA_RACE (24 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err65ASSERT_VIOLATIONDATA_RACE (23 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err9ASSERT_VIOLATIONDATA_RACE (22 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err62ASSERT_VIOLATIONDATA_RACE (21 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err8ASSERT_VIOLATIONDATA_RACE (20 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err7ASSERT_VIOLATIONDATA_RACE (19 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err6ASSERT_VIOLATIONDATA_RACE (18 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err5ASSERT_VIOLATIONDATA_RACE (17 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err4ASSERT_VIOLATIONDATA_RACE (16 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err3ASSERT_VIOLATIONDATA_RACE (15 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err2ASSERT_VIOLATIONDATA_RACE (14 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE (13 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE (12 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err40ASSERT_VIOLATIONDATA_RACE (11 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err39ASSERT_VIOLATIONDATA_RACE (10 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err38ASSERT_VIOLATIONDATA_RACE (9 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err58ASSERT_VIOLATIONDATA_RACE (8 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err57ASSERT_VIOLATIONDATA_RACE (7 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err37ASSERT_VIOLATIONDATA_RACE (6 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err36ASSERT_VIOLATIONDATA_RACE (5 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err35ASSERT_VIOLATIONDATA_RACE (4 of 74 remaining) [2025-04-16 04:11:33,089 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err61ASSERT_VIOLATIONDATA_RACE (3 of 74 remaining) [2025-04-16 04:11:33,090 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err60ASSERT_VIOLATIONDATA_RACE (2 of 74 remaining) [2025-04-16 04:11:33,090 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err59ASSERT_VIOLATIONDATA_RACE (1 of 74 remaining) [2025-04-16 04:11:33,092 INFO L790 garLoopResultBuilder]: Registering result SAFE for location thr1Err34ASSERT_VIOLATIONDATA_RACE (0 of 74 remaining) [2025-04-16 04:11:33,092 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-04-16 04:11:33,098 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2025-04-16 04:11:33,100 INFO L320 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2025-04-16 04:11:33,105 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 04:11:33,106 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 04:11:33,106 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-04-16 04:11:33,107 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;@2db553c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 04:11:33,107 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-04-16 04:11:33,189 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-04-16 04:11:33,190 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:11:33,190 INFO L85 PathProgramCache]: Analyzing trace with hash 686659756, now seen corresponding path program 1 times [2025-04-16 04:11:33,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:11:33,190 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579606357] [2025-04-16 04:11:33,190 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:11:33,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:11:33,196 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-04-16 04:11:33,200 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-04-16 04:11:33,200 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:11:33,200 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 04:11:33,200 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-16 04:11:33,202 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-04-16 04:11:33,204 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-04-16 04:11:33,204 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:11:33,204 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 04:11:33,220 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-16 04:11:33,220 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-04-16 04:11:33,221 INFO L790 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2025-04-16 04:11:33,221 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-04-16 04:11:33,222 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-04-16 04:11:33,222 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/2) [2025-04-16 04:11:33,223 WARN L247 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2025-04-16 04:11:33,223 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2025-04-16 04:11:33,288 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-04-16 04:11:33,295 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 04:11:33,305 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 04:11:33,306 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2025-04-16 04:11:33,306 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;@2db553c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 04:11:33,306 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-04-16 04:11:33,476 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-04-16 04:11:33,476 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:11:33,476 INFO L85 PathProgramCache]: Analyzing trace with hash -2081406492, now seen corresponding path program 1 times [2025-04-16 04:11:33,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:11:33,476 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385018876] [2025-04-16 04:11:33,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:11:33,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:11:33,481 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 23 statements into 1 equivalence classes. [2025-04-16 04:11:33,484 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 23 of 23 statements. [2025-04-16 04:11:33,484 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:11:33,485 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 04:11:33,485 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-04-16 04:11:33,486 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 23 statements into 1 equivalence classes. [2025-04-16 04:11:33,487 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 23 of 23 statements. [2025-04-16 04:11:33,487 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:11:33,487 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-04-16 04:11:33,490 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-04-16 04:11:33,490 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-04-16 04:11:33,490 INFO L790 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2025-04-16 04:11:33,490 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-04-16 04:11:33,491 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-04-16 04:11:33,491 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (1/3) [2025-04-16 04:11:33,491 WARN L247 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2025-04-16 04:11:33,491 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2025-04-16 04:11:33,555 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2025-04-16 04:11:33,565 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 04:11:33,580 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2025-04-16 04:11:33,580 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread3of3ForFork0 ======== [2025-04-16 04:11:33,580 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;@2db553c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-16 04:11:33,580 INFO L341 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2025-04-16 04:12:13,656 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err73ASSERT_VIOLATIONDATA_RACE === [thr1Err56ASSERT_VIOLATIONDATA_RACE, thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err50ASSERT_VIOLATIONDATA_RACE, thr1Err49ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2025-04-16 04:12:13,656 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:12:13,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1930468662, now seen corresponding path program 1 times [2025-04-16 04:12:13,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:12:13,657 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332865541] [2025-04-16 04:12:13,657 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:12:13,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:12:13,661 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-04-16 04:12:13,663 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-04-16 04:12:13,663 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:12:13,663 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 04:12:13,671 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 04:12:13,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 04:12:13,671 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332865541] [2025-04-16 04:12:13,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332865541] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 04:12:13,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 04:12:13,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-04-16 04:12:13,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018552992] [2025-04-16 04:12:13,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 04:12:13,671 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-04-16 04:12:13,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 04:12:13,672 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-04-16 04:12:13,672 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-04-16 04:12:13,672 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:12:13,673 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 04:12:13,673 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 29.0) internal successors, (29), 2 states have internal predecessors, (29), 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 04:12:13,673 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:12:33,542 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:12:33,543 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-04-16 04:12:33,543 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err61ASSERT_VIOLATIONDATA_RACE === [thr1Err56ASSERT_VIOLATIONDATA_RACE, thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err50ASSERT_VIOLATIONDATA_RACE, thr1Err49ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2025-04-16 04:12:33,544 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:12:33,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1529055491, now seen corresponding path program 1 times [2025-04-16 04:12:33,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:12:33,544 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314080970] [2025-04-16 04:12:33,544 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:12:33,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:12:33,556 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 189 statements into 1 equivalence classes. [2025-04-16 04:12:33,565 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 189 of 189 statements. [2025-04-16 04:12:33,566 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:12:33,566 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 04:12:33,641 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 04:12:33,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 04:12:33,642 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314080970] [2025-04-16 04:12:33,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314080970] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 04:12:33,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 04:12:33,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-04-16 04:12:33,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39907678] [2025-04-16 04:12:33,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 04:12:33,642 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 04:12:33,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 04:12:33,643 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 04:12:33,643 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 04:12:33,643 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:12:33,644 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 04:12:33,644 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 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 04:12:33,644 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:12:33,644 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:12:50,778 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:12:50,779 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:12:50,779 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-04-16 04:12:50,779 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err61ASSERT_VIOLATIONDATA_RACE === [thr1Err56ASSERT_VIOLATIONDATA_RACE, thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err50ASSERT_VIOLATIONDATA_RACE, thr1Err49ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2025-04-16 04:12:50,779 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:12:50,780 INFO L85 PathProgramCache]: Analyzing trace with hash 25405238, now seen corresponding path program 1 times [2025-04-16 04:12:50,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:12:50,780 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111581965] [2025-04-16 04:12:50,780 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:12:50,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:12:50,784 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 76 statements into 1 equivalence classes. [2025-04-16 04:12:50,787 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 76 of 76 statements. [2025-04-16 04:12:50,787 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:12:50,787 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 04:12:50,813 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 04:12:50,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 04:12:50,814 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111581965] [2025-04-16 04:12:50,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111581965] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 04:12:50,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 04:12:50,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 04:12:50,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225125474] [2025-04-16 04:12:50,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 04:12:50,814 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 04:12:50,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 04:12:50,814 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 04:12:50,814 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 04:12:50,815 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:12:50,816 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 04:12:50,816 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.0) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-04-16 04:12:50,816 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:12:50,816 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:12:50,816 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:13:06,726 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:13:06,726 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:13:06,726 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:13:06,727 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-04-16 04:13:06,727 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err62ASSERT_VIOLATIONDATA_RACE === [thr1Err56ASSERT_VIOLATIONDATA_RACE, thr1Err55ASSERT_VIOLATIONDATA_RACE, thr1Err50ASSERT_VIOLATIONDATA_RACE, thr1Err49ASSERT_VIOLATIONDATA_RACE (and 70 more)] === [2025-04-16 04:13:06,727 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-16 04:13:06,727 INFO L85 PathProgramCache]: Analyzing trace with hash -2032359456, now seen corresponding path program 1 times [2025-04-16 04:13:06,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-16 04:13:06,727 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824855031] [2025-04-16 04:13:06,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-16 04:13:06,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-16 04:13:06,731 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 57 statements into 1 equivalence classes. [2025-04-16 04:13:06,736 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 57 of 57 statements. [2025-04-16 04:13:06,737 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-16 04:13:06,737 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-16 04:13:06,754 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 04:13:06,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-16 04:13:06,754 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824855031] [2025-04-16 04:13:06,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824855031] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-16 04:13:06,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-16 04:13:06,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-04-16 04:13:06,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652529040] [2025-04-16 04:13:06,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-16 04:13:06,754 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-16 04:13:06,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-16 04:13:06,755 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-16 04:13:06,755 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-16 04:13:06,755 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:13:06,756 INFO L485 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2025-04-16 04:13:06,756 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 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 04:13:06,756 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2025-04-16 04:13:06,756 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:13:06,756 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2025-04-16 04:13:06,756 INFO L153 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.