./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/goblint-regression/09-regions_13-arraycollapse_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../sv-benchmarks/c/goblint-regression/09-regions_13-arraycollapse_nr.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b018c23c1a90f89310fc4f08bf16b02660af5a398ccd47f63d319e7a234c112b --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-11 07:27:33,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-11 07:27:33,877 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2024-11-11 07:27:33,883 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-11 07:27:33,884 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-11 07:27:33,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-11 07:27:33,907 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-11 07:27:33,907 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-11 07:27:33,908 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-11 07:27:33,909 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-11 07:27:33,910 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-11 07:27:33,910 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-11 07:27:33,911 INFO L153 SettingsManager]: * Use SBE=true [2024-11-11 07:27:33,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-11 07:27:33,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-11 07:27:33,913 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-11 07:27:33,914 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-11 07:27:33,914 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-11 07:27:33,914 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-11 07:27:33,914 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-11 07:27:33,914 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-11 07:27:33,915 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-11 07:27:33,915 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-11 07:27:33,915 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-11 07:27:33,915 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-11 07:27:33,916 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-11 07:27:33,916 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-11 07:27:33,916 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-11 07:27:33,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-11 07:27:33,916 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-11 07:27:33,917 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-11 07:27:33,917 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-11 07:27:33,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-11 07:27:33,917 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-11 07:27:33,917 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-11 07:27:33,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-11 07:27:33,918 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-11 07:27:33,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-11 07:27:33,918 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-11 07:27:33,918 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-11 07:27:33,919 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-11 07:27:33,919 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-11 07:27:33,919 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-11 07:27:33,919 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b018c23c1a90f89310fc4f08bf16b02660af5a398ccd47f63d319e7a234c112b [2024-11-11 07:27:34,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-11 07:27:34,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-11 07:27:34,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-11 07:27:34,181 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-11 07:27:34,182 INFO L274 PluginConnector]: CDTParser initialized [2024-11-11 07:27:34,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/goblint-regression/09-regions_13-arraycollapse_nr.i [2024-11-11 07:27:35,534 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-11 07:27:35,792 INFO L384 CDTParser]: Found 1 translation units. [2024-11-11 07:27:35,792 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/09-regions_13-arraycollapse_nr.i [2024-11-11 07:27:35,817 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c3e87f531/10f8c5efe6844c1b96fbc9309b9b3666/FLAGe625e76cd [2024-11-11 07:27:36,117 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c3e87f531/10f8c5efe6844c1b96fbc9309b9b3666 [2024-11-11 07:27:36,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-11 07:27:36,121 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-11 07:27:36,121 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-11 07:27:36,122 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-11 07:27:36,127 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-11 07:27:36,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae1249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36, skipping insertion in model container [2024-11-11 07:27:36,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,167 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-11 07:27:36,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-11 07:27:36,724 INFO L200 MainTranslator]: Completed pre-run [2024-11-11 07:27:36,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-11 07:27:36,840 INFO L204 MainTranslator]: Completed translation [2024-11-11 07:27:36,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36 WrapperNode [2024-11-11 07:27:36,841 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-11 07:27:36,842 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-11 07:27:36,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-11 07:27:36,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-11 07:27:36,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,868 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,913 INFO L138 Inliner]: procedures = 372, calls = 95, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 417 [2024-11-11 07:27:36,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-11 07:27:36,914 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-11 07:27:36,914 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-11 07:27:36,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-11 07:27:36,922 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,929 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,929 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,947 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,953 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,955 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,958 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-11 07:27:36,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-11 07:27:36,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-11 07:27:36,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-11 07:27:36,960 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36" (1/1) ... [2024-11-11 07:27:36,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-11 07:27:36,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-11 07:27:37,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-11 07:27:37,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-11 07:27:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-11 07:27:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-11 07:27:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-11 07:27:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-11 07:27:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-11 07:27:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-11 07:27:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-11 07:27:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-11 07:27:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-11 07:27:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-11 07:27:37,048 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-11 07:27:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-11 07:27:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-11 07:27:37,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-11 07:27:37,050 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-11 07:27:37,200 INFO L238 CfgBuilder]: Building ICFG [2024-11-11 07:27:37,202 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-11 07:27:37,789 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-11 07:27:37,790 INFO L287 CfgBuilder]: Performing block encoding [2024-11-11 07:27:37,831 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-11 07:27:37,832 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-11 07:27:37,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 07:27:37 BoogieIcfgContainer [2024-11-11 07:27:37,832 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-11 07:27:37,834 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-11 07:27:37,835 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-11 07:27:37,837 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-11 07:27:37,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.11 07:27:36" (1/3) ... [2024-11-11 07:27:37,838 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75ddb5ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 07:27:37, skipping insertion in model container [2024-11-11 07:27:37,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 07:27:36" (2/3) ... [2024-11-11 07:27:37,839 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75ddb5ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 07:27:37, skipping insertion in model container [2024-11-11 07:27:37,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 07:27:37" (3/3) ... [2024-11-11 07:27:37,840 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_13-arraycollapse_nr.i [2024-11-11 07:27:37,853 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-11 07:27:37,854 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2024-11-11 07:27:37,854 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-11 07:27:37,949 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-11 07:27:38,006 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-11 07:27:38,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-11 07:27:38,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-11 07:27:38,011 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-11 07:27:38,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-11 07:27:38,041 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-11 07:27:38,050 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2024-11-11 07:27:38,056 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@47bb2a60, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-11 07:27:38,056 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-11 07:27:38,397 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:27:38,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:27:38,403 INFO L85 PathProgramCache]: Analyzing trace with hash 837923203, now seen corresponding path program 1 times [2024-11-11 07:27:38,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:27:38,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707807733] [2024-11-11 07:27:38,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:27:38,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:27:38,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:27:38,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:38,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:27:38,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707807733] [2024-11-11 07:27:38,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707807733] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 07:27:38,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 07:27:38,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-11 07:27:38,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617209195] [2024-11-11 07:27:38,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 07:27:38,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-11 07:27:38,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 07:27:38,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-11 07:27:38,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-11 07:27:38,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:38,837 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-11 07:27:38,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 129.5) internal successors, (259), 2 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-11 07:27:38,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:38,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:38,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-11 07:27:38,893 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:27:38,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:27:38,894 INFO L85 PathProgramCache]: Analyzing trace with hash -659771419, now seen corresponding path program 1 times [2024-11-11 07:27:38,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:27:38,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262574421] [2024-11-11 07:27:38,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:27:38,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:27:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:27:39,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:39,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:27:39,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262574421] [2024-11-11 07:27:39,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262574421] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 07:27:39,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 07:27:39,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-11 07:27:39,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289893535] [2024-11-11 07:27:39,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 07:27:39,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-11 07:27:39,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 07:27:39,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-11 07:27:39,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-11 07:27:39,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:39,225 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-11 07:27:39,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.33333333333333) internal successors, (256), 3 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-11 07:27:39,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:39,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:39,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:39,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:39,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-11 07:27:39,314 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:27:39,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:27:39,315 INFO L85 PathProgramCache]: Analyzing trace with hash -691759514, now seen corresponding path program 1 times [2024-11-11 07:27:39,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:27:39,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339260080] [2024-11-11 07:27:39,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:27:39,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:27:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:27:39,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:39,725 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:27:39,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339260080] [2024-11-11 07:27:39,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339260080] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 07:27:39,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [911687327] [2024-11-11 07:27:39,726 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:27:39,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 07:27:39,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-11 07:27:39,728 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 07:27:39,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-11 07:27:40,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:27:40,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 1258 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-11 07:27:40,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 07:27:40,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:40,268 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 07:27:40,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:40,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [911687327] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-11 07:27:40,412 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-11 07:27:40,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-11-11 07:27:40,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336357156] [2024-11-11 07:27:40,413 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-11 07:27:40,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-11 07:27:40,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 07:27:40,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-11 07:27:40,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-11 07:27:40,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:40,420 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-11 07:27:40,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 57.6) internal successors, (576), 10 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-11 07:27:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:40,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:40,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:40,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:40,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:27:40,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-11 07:27:40,761 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-11 07:27:40,762 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:27:40,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:27:40,763 INFO L85 PathProgramCache]: Analyzing trace with hash -324647000, now seen corresponding path program 2 times [2024-11-11 07:27:40,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:27:40,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381573280] [2024-11-11 07:27:40,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:27:40,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:27:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:27:41,593 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:41,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:27:41,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381573280] [2024-11-11 07:27:41,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381573280] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 07:27:41,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1121274317] [2024-11-11 07:27:41,595 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-11 07:27:41,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 07:27:41,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-11 07:27:41,597 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 07:27:41,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-11 07:27:41,926 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-11 07:27:41,926 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-11 07:27:41,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-11 07:27:41,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 07:27:41,975 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-11 07:27:41,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-11 07:27:42,008 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-11 07:27:42,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2024-11-11 07:27:42,034 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-11 07:27:42,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2024-11-11 07:27:42,058 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2024-11-11 07:27:42,058 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 07:27:42,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1121274317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 07:27:42,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-11 07:27:42,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2024-11-11 07:27:42,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848806147] [2024-11-11 07:27:42,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 07:27:42,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-11 07:27:42,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 07:27:42,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-11 07:27:42,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2024-11-11 07:27:42,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:42,062 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-11 07:27:42,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 72.4) internal successors, (362), 6 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-11 07:27:42,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:42,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:42,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:27:42,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:42,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:42,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:42,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:27:42,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:42,412 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-11 07:27:42,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 07:27:42,598 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:27:42,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:27:42,599 INFO L85 PathProgramCache]: Analyzing trace with hash -1163979347, now seen corresponding path program 1 times [2024-11-11 07:27:42,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:27:42,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572058420] [2024-11-11 07:27:42,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:27:42,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:27:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:27:43,337 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:43,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:27:43,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572058420] [2024-11-11 07:27:43,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572058420] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 07:27:43,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501908309] [2024-11-11 07:27:43,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:27:43,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 07:27:43,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-11 07:27:43,340 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 07:27:43,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-11 07:27:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:27:43,868 INFO L256 TraceCheckSpWp]: Trace formula consists of 2146 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-11 07:27:43,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 07:27:44,211 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:44,215 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 07:27:44,614 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:44,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501908309] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-11 07:27:44,614 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-11 07:27:44,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-11-11 07:27:44,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675355185] [2024-11-11 07:27:44,615 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-11 07:27:44,616 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-11 07:27:44,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 07:27:44,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-11 07:27:44,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-11 07:27:44,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:44,618 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-11 07:27:44,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 56.0) internal successors, (1008), 18 states have internal predecessors, (1008), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-11 07:27:44,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:44,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:44,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:27:44,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:44,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:44,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:44,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:44,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:27:44,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:44,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:27:44,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-11 07:27:45,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 07:27:45,121 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:27:45,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:27:45,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1766851889, now seen corresponding path program 2 times [2024-11-11 07:27:45,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:27:45,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201177758] [2024-11-11 07:27:45,123 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:27:45,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:27:45,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:27:47,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2233 backedges. 0 proven. 2233 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:47,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:27:47,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201177758] [2024-11-11 07:27:47,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201177758] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 07:27:47,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1965067339] [2024-11-11 07:27:47,060 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-11 07:27:47,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 07:27:47,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-11 07:27:47,062 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 07:27:47,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-11 07:27:47,571 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-11 07:27:47,571 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-11 07:27:47,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 871 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-11 07:27:47,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 07:27:47,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-11 07:27:47,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2024-11-11 07:27:47,640 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-11 07:27:47,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2024-11-11 07:27:47,664 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-11 07:27:47,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2024-11-11 07:27:47,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2233 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2233 trivial. 0 not checked. [2024-11-11 07:27:47,690 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-11 07:27:47,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1965067339] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 07:27:47,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-11 07:27:47,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2024-11-11 07:27:47,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123913992] [2024-11-11 07:27:47,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 07:27:47,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-11 07:27:47,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 07:27:47,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-11 07:27:47,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2024-11-11 07:27:47,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:47,693 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-11 07:27:47,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 74.0) internal successors, (370), 6 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-11 07:27:47,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:47,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:47,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:27:47,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:47,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:27:47,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:48,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:48,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:48,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:27:48,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:48,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:27:48,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:48,213 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-11 07:27:48,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-11 07:27:48,398 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:27:48,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:27:48,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1739827194, now seen corresponding path program 1 times [2024-11-11 07:27:48,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:27:48,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441596282] [2024-11-11 07:27:48,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:27:48,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:27:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:27:50,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2233 backedges. 0 proven. 2233 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:50,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:27:50,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441596282] [2024-11-11 07:27:50,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441596282] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 07:27:50,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [851421569] [2024-11-11 07:27:50,288 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:27:50,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 07:27:50,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-11 07:27:50,290 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 07:27:50,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-11 07:27:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:27:51,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 3885 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-11 07:27:51,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 07:27:51,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2233 backedges. 0 proven. 2233 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:51,904 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 07:27:52,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2233 backedges. 0 proven. 2233 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:27:52,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [851421569] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-11 07:27:52,641 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-11 07:27:52,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2024-11-11 07:27:52,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777196912] [2024-11-11 07:27:52,642 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-11 07:27:52,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-11 07:27:52,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 07:27:52,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-11 07:27:52,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-11-11 07:27:52,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:52,646 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-11 07:27:52,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 58.130434782608695) internal successors, (1337), 23 states have internal predecessors, (1337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-11 07:27:52,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:52,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:52,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:27:52,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:52,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:27:52,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:52,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:53,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:53,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:53,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:27:53,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:53,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:27:53,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:53,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-11 07:27:53,098 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-11 07:27:53,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 07:27:53,278 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:27:53,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:27:53,279 INFO L85 PathProgramCache]: Analyzing trace with hash -28764777, now seen corresponding path program 2 times [2024-11-11 07:27:53,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:27:53,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73732988] [2024-11-11 07:27:53,279 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:27:53,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:27:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:27:57,327 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4780 trivial. 0 not checked. [2024-11-11 07:27:57,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:27:57,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73732988] [2024-11-11 07:27:57,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73732988] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 07:27:57,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 07:27:57,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-11 07:27:57,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158733852] [2024-11-11 07:27:57,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 07:27:57,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-11 07:27:57,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 07:27:57,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-11 07:27:57,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-11 07:27:57,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:57,333 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-11 07:27:57,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 76.2) internal successors, (381), 6 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-11 07:27:57,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:57,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:57,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:27:57,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:57,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:27:57,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:57,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-11 07:27:57,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:58,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:27:58,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:27:58,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:27:58,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:58,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:27:58,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:58,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-11 07:27:58,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:27:58,236 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-11 07:27:58,236 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:27:58,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:27:58,237 INFO L85 PathProgramCache]: Analyzing trace with hash -671035523, now seen corresponding path program 1 times [2024-11-11 07:27:58,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:27:58,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100451306] [2024-11-11 07:27:58,237 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:27:58,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:27:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:28:01,946 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4780 trivial. 0 not checked. [2024-11-11 07:28:01,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:28:01,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100451306] [2024-11-11 07:28:01,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100451306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 07:28:01,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 07:28:01,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-11 07:28:01,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534412076] [2024-11-11 07:28:01,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 07:28:01,948 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-11 07:28:01,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 07:28:01,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-11 07:28:01,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-11 07:28:01,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:28:01,950 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-11 07:28:01,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 78.2) internal successors, (391), 6 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-11 07:28:01,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:28:01,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:28:01,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:28:01,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:01,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:28:01,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:01,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-11 07:28:01,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:01,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:28:02,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:28:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:28:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:28:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:28:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-11 07:28:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:02,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:02,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-11 07:28:02,653 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:28:02,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:28:02,654 INFO L85 PathProgramCache]: Analyzing trace with hash 684985348, now seen corresponding path program 1 times [2024-11-11 07:28:02,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:28:02,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094493229] [2024-11-11 07:28:02,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:28:02,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:28:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:28:05,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4780 trivial. 0 not checked. [2024-11-11 07:28:05,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:28:05,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094493229] [2024-11-11 07:28:05,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094493229] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 07:28:05,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 07:28:05,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-11 07:28:05,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275456829] [2024-11-11 07:28:05,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 07:28:05,698 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-11 07:28:05,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 07:28:05,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-11 07:28:05,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-11 07:28:05,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:28:05,700 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-11 07:28:05,700 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 80.0) internal successors, (400), 6 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-11 07:28:05,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:28:05,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:28:05,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:28:05,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:05,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:28:05,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:05,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-11 07:28:05,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:05,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:05,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:28:06,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:28:06,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:28:06,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:28:06,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:06,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:28:06,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:06,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-11 07:28:06,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:06,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:06,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:06,184 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-11 07:28:06,184 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:28:06,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:28:06,185 INFO L85 PathProgramCache]: Analyzing trace with hash 707195657, now seen corresponding path program 1 times [2024-11-11 07:28:06,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:28:06,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856747049] [2024-11-11 07:28:06,185 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:28:06,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:28:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:28:09,413 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4780 trivial. 0 not checked. [2024-11-11 07:28:09,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:28:09,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856747049] [2024-11-11 07:28:09,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856747049] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-11 07:28:09,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-11 07:28:09,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-11 07:28:09,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114689570] [2024-11-11 07:28:09,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 07:28:09,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-11 07:28:09,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 07:28:09,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-11 07:28:09,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-11 07:28:09,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:28:09,417 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-11 07:28:09,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 81.6) internal successors, (408), 6 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-11 07:28:09,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:28:09,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:28:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:28:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:28:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-11 07:28:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:09,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:28:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:28:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:28:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:28:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:28:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-11 07:28:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:09,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:09,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:28:09,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-11 07:28:09,751 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:28:09,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:28:09,752 INFO L85 PathProgramCache]: Analyzing trace with hash -612831555, now seen corresponding path program 1 times [2024-11-11 07:28:09,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:28:09,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570069675] [2024-11-11 07:28:09,753 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:28:09,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:28:13,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:28:32,346 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 90 proven. 1514 refuted. 0 times theorem prover too weak. 3176 trivial. 0 not checked. [2024-11-11 07:28:32,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:28:32,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570069675] [2024-11-11 07:28:32,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570069675] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 07:28:32,347 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1282995042] [2024-11-11 07:28:32,347 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:28:32,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 07:28:32,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-11 07:28:32,352 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 07:28:32,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-11 07:28:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:28:35,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 5304 conjuncts, 118 conjuncts are in the unsatisfiable core [2024-11-11 07:28:35,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-11 07:28:35,276 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-11-11 07:28:35,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-11-11 07:28:35,367 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-11-11 07:28:35,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-11-11 07:28:35,561 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-11 07:28:35,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-11 07:28:35,838 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-11 07:28:35,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2024-11-11 07:28:36,298 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-11 07:28:36,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2024-11-11 07:28:36,724 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-11 07:28:36,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2024-11-11 07:28:37,191 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-11 07:28:37,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2024-11-11 07:28:37,424 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-11 07:28:37,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2024-11-11 07:28:37,863 INFO L349 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2024-11-11 07:28:37,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 24 treesize of output 28 [2024-11-11 07:28:38,079 INFO L349 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2024-11-11 07:28:38,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2024-11-11 07:28:38,831 INFO L349 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2024-11-11 07:28:38,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 27 treesize of output 45 [2024-11-11 07:28:39,549 INFO L349 Elim1Store]: treesize reduction 80, result has 31.6 percent of original size [2024-11-11 07:28:39,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 34 treesize of output 52 [2024-11-11 07:28:41,022 INFO L349 Elim1Store]: treesize reduction 80, result has 31.6 percent of original size [2024-11-11 07:28:41,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 34 treesize of output 52 [2024-11-11 07:28:41,876 INFO L349 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2024-11-11 07:28:41,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 32 treesize of output 57 [2024-11-11 07:28:44,146 INFO L349 Elim1Store]: treesize reduction 100, result has 31.5 percent of original size [2024-11-11 07:28:44,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 39 treesize of output 64 [2024-11-11 07:28:45,413 INFO L349 Elim1Store]: treesize reduction 70, result has 27.1 percent of original size [2024-11-11 07:28:45,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 32 treesize of output 46 [2024-11-11 07:28:48,132 INFO L349 Elim1Store]: treesize reduction 100, result has 31.5 percent of original size [2024-11-11 07:28:48,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 39 treesize of output 64 [2024-11-11 07:28:49,352 INFO L349 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2024-11-11 07:28:49,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 37 treesize of output 69 [2024-11-11 07:28:53,033 INFO L349 Elim1Store]: treesize reduction 108, result has 33.7 percent of original size [2024-11-11 07:28:53,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 42 treesize of output 81 [2024-11-11 07:28:58,428 INFO L349 Elim1Store]: treesize reduction 140, result has 31.4 percent of original size [2024-11-11 07:28:58,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 49 treesize of output 88 [2024-11-11 07:29:07,304 INFO L349 Elim1Store]: treesize reduction 140, result has 31.4 percent of original size [2024-11-11 07:29:07,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 49 treesize of output 88 [2024-11-11 07:29:13,967 INFO L349 Elim1Store]: treesize reduction 140, result has 31.4 percent of original size [2024-11-11 07:29:13,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 49 treesize of output 88 [2024-11-11 07:29:20,976 INFO L349 Elim1Store]: treesize reduction 28, result has 50.9 percent of original size [2024-11-11 07:29:20,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 7 case distinctions, treesize of input 41 treesize of output 53 [2024-11-11 07:29:21,202 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-11 07:29:21,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2024-11-11 07:29:21,276 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-11 07:29:21,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2024-11-11 07:29:21,325 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-11 07:29:21,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2024-11-11 07:29:21,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 34 [2024-11-11 07:29:21,480 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 4113 proven. 161 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2024-11-11 07:29:21,480 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-11 07:29:21,533 WARN L851 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store |c_#race| |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ 5 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store |c_#race| |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ 7 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store |c_#race| |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ |c_t_funThread1of1ForFork0_list_add_~node#1.offset| 4)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store |c_#race| |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ 6 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|))) is different from false [2024-11-11 07:29:21,574 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 7 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|))) (let ((.cse0 (store |c_#race| |c_t_funThread1of1ForFork0_list_add_~node#1.base| (store (select |c_#race| |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse1 |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)))) (and (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ 5 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse1) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ |c_t_funThread1of1ForFork0_list_add_~node#1.offset| 4)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1| (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ 6 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|))))))) is different from false [2024-11-11 07:29:21,585 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 6 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) (.cse2 (+ 7 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|))) (let ((.cse0 (store |c_#race| |c_t_funThread1of1ForFork0_list_add_~node#1.base| (store (store (select |c_#race| |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse1 |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|) .cse2 |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)))) (and (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse1) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ |c_t_funThread1of1ForFork0_list_add_~node#1.offset| 4)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ 5 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse2) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|))))) is different from false [2024-11-11 07:29:21,598 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 (+ 5 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) (.cse2 (+ 6 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|)) (.cse1 (+ 7 |c_t_funThread1of1ForFork0_list_add_~node#1.offset|))) (let ((.cse0 (store |c_#race| |c_t_funThread1of1ForFork0_list_add_~node#1.base| (store (store (store (select |c_#race| |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse3 |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|) .cse2 |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|) .cse1 |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)))) (and (forall ((v_ArrVal_15647 (Array Int Int))) (= |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1| (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse1))) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) (+ |c_t_funThread1of1ForFork0_list_add_~node#1.offset| 4)) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|)) (forall ((v_ArrVal_15647 (Array Int Int))) (= |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1| (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse2))) (forall ((v_ArrVal_15647 (Array Int Int))) (= (select (select (store .cse0 |c_~#slot~0.base| v_ArrVal_15647) |c_t_funThread1of1ForFork0_list_add_~node#1.base|) .cse3) |c_t_funThread1of1ForFork0_list_add_#t~nondet35#1|))))) is different from false [2024-11-11 07:29:21,610 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-11 07:29:21,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 53 [2024-11-11 07:29:21,616 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-11 07:29:21,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 86 treesize of output 32 [2024-11-11 07:29:21,623 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-11 07:29:21,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2024-11-11 07:29:21,629 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-11 07:29:21,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2024-11-11 07:29:21,638 INFO L349 Elim1Store]: treesize reduction 40, result has 2.4 percent of original size [2024-11-11 07:29:21,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 37 treesize of output 1 [2024-11-11 07:29:37,212 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 4205 proven. 0 refuted. 0 times theorem prover too weak. 575 trivial. 0 not checked. [2024-11-11 07:29:37,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1282995042] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-11 07:29:37,212 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-11 07:29:37,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [25, 24] total 66 [2024-11-11 07:29:37,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068579544] [2024-11-11 07:29:37,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-11 07:29:37,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-11 07:29:37,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-11 07:29:37,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-11 07:29:37,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=457, Invalid=3460, Unknown=5, NotChecked=500, Total=4422 [2024-11-11 07:29:37,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:29:37,217 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-11 07:29:37,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 48.75) internal successors, (975), 21 states have internal predecessors, (975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-11 07:29:37,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:29:37,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:29:37,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:29:37,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:29:37,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:29:37,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:29:37,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-11 07:29:37,219 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:29:37,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:29:37,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:29:37,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:29:37,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:29:40,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-11 07:29:40,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-11 07:29:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-11 07:29:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:29:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-11 07:29:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:29:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-11 07:29:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:29:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:29:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:29:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-11 07:29:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-11 07:29:40,394 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-11 07:29:40,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-11 07:29:40,566 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2024-11-11 07:29:40,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-11 07:29:40,567 INFO L85 PathProgramCache]: Analyzing trace with hash -28804151, now seen corresponding path program 1 times [2024-11-11 07:29:40,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-11 07:29:40,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980134723] [2024-11-11 07:29:40,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:29:40,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-11 07:30:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-11 07:40:54,672 INFO L134 CoverageAnalysis]: Checked inductivity of 4780 backedges. 0 proven. 4780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-11 07:40:54,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-11 07:40:54,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980134723] [2024-11-11 07:40:54,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980134723] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-11 07:40:54,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1977869966] [2024-11-11 07:40:54,676 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-11 07:40:54,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-11 07:40:54,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-11 07:40:54,680 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-11 07:40:54,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process Killed by 15