./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version d2ba6107 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 ../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.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 35f6655b445fc5bf4a2ebfcafed490ee38fb52115875b19e3a717aa5f56b5e77 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-d2ba610-m [2023-11-21 21:18:05,906 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:18:05,943 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-21 21:18:05,947 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:18:05,947 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:18:05,994 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:18:05,995 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:18:05,995 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:18:05,996 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:18:05,996 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:18:05,996 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:18:05,997 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:18:05,997 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:18:05,997 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:18:05,998 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:18:06,028 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 21:18:06,029 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 21:18:06,029 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 21:18:06,029 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:18:06,029 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:18:06,030 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:18:06,040 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:18:06,040 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-21 21:18:06,040 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 21:18:06,041 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 21:18:06,041 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:18:06,041 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:18:06,041 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:18:06,041 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:18:06,042 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-21 21:18:06,042 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:18:06,042 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:18:06,042 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:18:06,042 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:18:06,042 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:18:06,042 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 21:18:06,042 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 21:18:06,043 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:18:06,043 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-21 21:18:06,043 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-21 21:18:06,043 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:18:06,044 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-21 21:18:06,044 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-21 21:18:06,044 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35f6655b445fc5bf4a2ebfcafed490ee38fb52115875b19e3a717aa5f56b5e77 [2023-11-21 21:18:06,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:18:06,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:18:06,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:18:06,278 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:18:06,278 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:18:06,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i [2023-11-21 21:18:07,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:18:07,740 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:18:07,741 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi006_power.oepc.i [2023-11-21 21:18:07,789 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dc67b0095/2907d664c8124415934c2d71c94c6806/FLAGf60b71bf2 [2023-11-21 21:18:07,803 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dc67b0095/2907d664c8124415934c2d71c94c6806 [2023-11-21 21:18:07,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:18:07,807 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:18:07,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:18:07,808 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:18:07,812 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:18:07,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:18:07" (1/1) ... [2023-11-21 21:18:07,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4caca0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:07, skipping insertion in model container [2023-11-21 21:18:07,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:18:07" (1/1) ... [2023-11-21 21:18:07,870 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:18:08,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:18:08,263 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:18:08,333 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:18:08,353 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:18:08,353 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:18:08,359 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:18:08,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08 WrapperNode [2023-11-21 21:18:08,360 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:18:08,361 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:18:08,361 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:18:08,361 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:18:08,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08" (1/1) ... [2023-11-21 21:18:08,409 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08" (1/1) ... [2023-11-21 21:18:08,439 INFO L138 Inliner]: procedures = 176, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 324 [2023-11-21 21:18:08,441 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:18:08,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:18:08,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:18:08,448 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:18:08,455 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08" (1/1) ... [2023-11-21 21:18:08,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08" (1/1) ... [2023-11-21 21:18:08,462 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08" (1/1) ... [2023-11-21 21:18:08,462 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08" (1/1) ... [2023-11-21 21:18:08,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08" (1/1) ... [2023-11-21 21:18:08,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08" (1/1) ... [2023-11-21 21:18:08,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08" (1/1) ... [2023-11-21 21:18:08,509 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08" (1/1) ... [2023-11-21 21:18:08,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:18:08,531 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:18:08,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:18:08,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:18:08,532 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08" (1/1) ... [2023-11-21 21:18:08,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:18:08,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-21 21:18:08,574 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) [2023-11-21 21:18:08,593 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 [2023-11-21 21:18:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 21:18:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 21:18:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 21:18:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:18:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 21:18:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 21:18:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 21:18:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 21:18:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 21:18:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 21:18:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 21:18:08,618 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 21:18:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 21:18:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 21:18:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:18:08,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:18:08,620 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 21:18:08,791 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:18:08,793 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:18:09,982 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:18:28,621 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:18:28,623 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 21:18:28,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:18:28 BoogieIcfgContainer [2023-11-21 21:18:28,625 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:18:28,628 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:18:28,628 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:18:28,644 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:18:28,644 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:18:07" (1/3) ... [2023-11-21 21:18:28,645 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23437ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:18:28, skipping insertion in model container [2023-11-21 21:18:28,645 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:18:08" (2/3) ... [2023-11-21 21:18:28,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23437ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:18:28, skipping insertion in model container [2023-11-21 21:18:28,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:18:28" (3/3) ... [2023-11-21 21:18:28,649 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi006_power.oepc.i [2023-11-21 21:18:28,656 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-21 21:18:28,664 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:18:28,665 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 327 error locations. [2023-11-21 21:18:28,665 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-21 21:18:29,235 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-21 21:18:29,268 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:18:29,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-21 21:18:29,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-21 21:18:29,285 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) [2023-11-21 21:18:29,286 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 [2023-11-21 21:18:29,326 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-21 21:18:29,335 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2023-11-21 21:18:29,339 INFO L357 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, mHoare=true, 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;@6b813154, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:18:29,340 INFO L358 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2023-11-21 21:18:42,661 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err4ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2023-11-21 21:18:42,665 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:18:42,666 INFO L85 PathProgramCache]: Analyzing trace with hash -195983926, now seen corresponding path program 1 times [2023-11-21 21:18:42,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:18:42,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655055725] [2023-11-21 21:18:42,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:18:42,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:18:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:18:42,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 21:18:42,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:18:42,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655055725] [2023-11-21 21:18:42,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655055725] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:18:42,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:18:42,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 21:18:42,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419431284] [2023-11-21 21:18:42,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:18:42,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 21:18:42,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:18:42,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 21:18:42,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 21:18:42,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:18:42,911 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 21:18:42,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 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) [2023-11-21 21:18:42,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:18:49,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:18:49,187 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (30 of 31 remaining) [2023-11-21 21:18:49,188 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (29 of 31 remaining) [2023-11-21 21:18:49,189 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (28 of 31 remaining) [2023-11-21 21:18:49,189 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (27 of 31 remaining) [2023-11-21 21:18:49,189 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (26 of 31 remaining) [2023-11-21 21:18:49,189 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (25 of 31 remaining) [2023-11-21 21:18:49,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (24 of 31 remaining) [2023-11-21 21:18:49,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (23 of 31 remaining) [2023-11-21 21:18:49,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (22 of 31 remaining) [2023-11-21 21:18:49,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (21 of 31 remaining) [2023-11-21 21:18:49,190 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (20 of 31 remaining) [2023-11-21 21:18:49,191 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (19 of 31 remaining) [2023-11-21 21:18:49,191 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (18 of 31 remaining) [2023-11-21 21:18:49,192 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (17 of 31 remaining) [2023-11-21 21:18:49,192 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (16 of 31 remaining) [2023-11-21 21:18:49,192 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (15 of 31 remaining) [2023-11-21 21:18:49,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (14 of 31 remaining) [2023-11-21 21:18:49,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (13 of 31 remaining) [2023-11-21 21:18:49,193 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (12 of 31 remaining) [2023-11-21 21:18:49,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (11 of 31 remaining) [2023-11-21 21:18:49,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (10 of 31 remaining) [2023-11-21 21:18:49,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (9 of 31 remaining) [2023-11-21 21:18:49,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (8 of 31 remaining) [2023-11-21 21:18:49,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (7 of 31 remaining) [2023-11-21 21:18:49,194 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (6 of 31 remaining) [2023-11-21 21:18:49,195 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (5 of 31 remaining) [2023-11-21 21:18:49,195 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (4 of 31 remaining) [2023-11-21 21:18:49,196 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (3 of 31 remaining) [2023-11-21 21:18:49,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (2 of 31 remaining) [2023-11-21 21:18:49,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (1 of 31 remaining) [2023-11-21 21:18:49,199 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (0 of 31 remaining) [2023-11-21 21:18:49,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 21:18:49,211 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 21:18:49,213 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/4) [2023-11-21 21:18:49,224 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:18:49,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-21 21:18:49,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-21 21:18:49,281 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-21 21:18:49,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-11-21 21:18:49,303 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-21 21:18:49,304 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2023-11-21 21:18:49,304 INFO L357 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, mHoare=true, 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;@6b813154, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:18:49,304 INFO L358 AbstractCegarLoop]: Starting to check reachability of 101 error locations. [2023-11-21 21:19:00,013 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONDATA_RACE === [P1Err0ASSERT_VIOLATIONDATA_RACE, P1Err1ASSERT_VIOLATIONDATA_RACE, P1Err2ASSERT_VIOLATIONDATA_RACE, P1Err3ASSERT_VIOLATIONDATA_RACE (and 97 more)] === [2023-11-21 21:19:00,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:19:00,014 INFO L85 PathProgramCache]: Analyzing trace with hash -146893514, now seen corresponding path program 1 times [2023-11-21 21:19:00,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:19:00,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057900749] [2023-11-21 21:19:00,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:19:00,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:19:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:19:00,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 21:19:00,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:19:00,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057900749] [2023-11-21 21:19:00,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057900749] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:19:00,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:19:00,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 21:19:00,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325720874] [2023-11-21 21:19:00,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:19:00,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 21:19:00,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:19:00,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 21:19:00,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 21:19:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:00,206 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 21:19:00,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 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) [2023-11-21 21:19:00,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:06,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:06,437 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (100 of 101 remaining) [2023-11-21 21:19:06,437 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (99 of 101 remaining) [2023-11-21 21:19:06,437 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (98 of 101 remaining) [2023-11-21 21:19:06,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (97 of 101 remaining) [2023-11-21 21:19:06,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (96 of 101 remaining) [2023-11-21 21:19:06,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err5ASSERT_VIOLATIONDATA_RACE (95 of 101 remaining) [2023-11-21 21:19:06,438 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err6ASSERT_VIOLATIONDATA_RACE (94 of 101 remaining) [2023-11-21 21:19:06,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err7ASSERT_VIOLATIONDATA_RACE (93 of 101 remaining) [2023-11-21 21:19:06,439 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err8ASSERT_VIOLATIONDATA_RACE (92 of 101 remaining) [2023-11-21 21:19:06,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err9ASSERT_VIOLATIONDATA_RACE (91 of 101 remaining) [2023-11-21 21:19:06,441 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err10ASSERT_VIOLATIONDATA_RACE (90 of 101 remaining) [2023-11-21 21:19:06,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err11ASSERT_VIOLATIONDATA_RACE (89 of 101 remaining) [2023-11-21 21:19:06,442 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err12ASSERT_VIOLATIONDATA_RACE (88 of 101 remaining) [2023-11-21 21:19:06,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err13ASSERT_VIOLATIONDATA_RACE (87 of 101 remaining) [2023-11-21 21:19:06,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err15ASSERT_VIOLATIONDATA_RACE (86 of 101 remaining) [2023-11-21 21:19:06,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err16ASSERT_VIOLATIONDATA_RACE (85 of 101 remaining) [2023-11-21 21:19:06,443 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err18ASSERT_VIOLATIONDATA_RACE (84 of 101 remaining) [2023-11-21 21:19:06,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err17ASSERT_VIOLATIONDATA_RACE (83 of 101 remaining) [2023-11-21 21:19:06,449 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err14ASSERT_VIOLATIONDATA_RACE (82 of 101 remaining) [2023-11-21 21:19:06,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err19ASSERT_VIOLATIONDATA_RACE (81 of 101 remaining) [2023-11-21 21:19:06,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err20ASSERT_VIOLATIONDATA_RACE (80 of 101 remaining) [2023-11-21 21:19:06,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err22ASSERT_VIOLATIONDATA_RACE (79 of 101 remaining) [2023-11-21 21:19:06,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err23ASSERT_VIOLATIONDATA_RACE (78 of 101 remaining) [2023-11-21 21:19:06,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err24ASSERT_VIOLATIONDATA_RACE (77 of 101 remaining) [2023-11-21 21:19:06,450 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err25ASSERT_VIOLATIONDATA_RACE (76 of 101 remaining) [2023-11-21 21:19:06,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err26ASSERT_VIOLATIONDATA_RACE (75 of 101 remaining) [2023-11-21 21:19:06,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err28ASSERT_VIOLATIONDATA_RACE (74 of 101 remaining) [2023-11-21 21:19:06,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err29ASSERT_VIOLATIONDATA_RACE (73 of 101 remaining) [2023-11-21 21:19:06,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err31ASSERT_VIOLATIONDATA_RACE (72 of 101 remaining) [2023-11-21 21:19:06,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err30ASSERT_VIOLATIONDATA_RACE (71 of 101 remaining) [2023-11-21 21:19:06,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err27ASSERT_VIOLATIONDATA_RACE (70 of 101 remaining) [2023-11-21 21:19:06,451 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err21ASSERT_VIOLATIONDATA_RACE (69 of 101 remaining) [2023-11-21 21:19:06,452 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err32ASSERT_VIOLATIONDATA_RACE (68 of 101 remaining) [2023-11-21 21:19:06,452 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err33ASSERT_VIOLATIONDATA_RACE (67 of 101 remaining) [2023-11-21 21:19:06,452 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err35ASSERT_VIOLATIONDATA_RACE (66 of 101 remaining) [2023-11-21 21:19:06,453 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err36ASSERT_VIOLATIONDATA_RACE (65 of 101 remaining) [2023-11-21 21:19:06,453 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err37ASSERT_VIOLATIONDATA_RACE (64 of 101 remaining) [2023-11-21 21:19:06,453 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err38ASSERT_VIOLATIONDATA_RACE (63 of 101 remaining) [2023-11-21 21:19:06,453 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err39ASSERT_VIOLATIONDATA_RACE (62 of 101 remaining) [2023-11-21 21:19:06,453 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err41ASSERT_VIOLATIONDATA_RACE (61 of 101 remaining) [2023-11-21 21:19:06,453 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err42ASSERT_VIOLATIONDATA_RACE (60 of 101 remaining) [2023-11-21 21:19:06,454 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err44ASSERT_VIOLATIONDATA_RACE (59 of 101 remaining) [2023-11-21 21:19:06,454 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err43ASSERT_VIOLATIONDATA_RACE (58 of 101 remaining) [2023-11-21 21:19:06,454 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err40ASSERT_VIOLATIONDATA_RACE (57 of 101 remaining) [2023-11-21 21:19:06,454 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err34ASSERT_VIOLATIONDATA_RACE (56 of 101 remaining) [2023-11-21 21:19:06,454 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err45ASSERT_VIOLATIONDATA_RACE (55 of 101 remaining) [2023-11-21 21:19:06,454 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err46ASSERT_VIOLATIONDATA_RACE (54 of 101 remaining) [2023-11-21 21:19:06,454 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err48ASSERT_VIOLATIONDATA_RACE (53 of 101 remaining) [2023-11-21 21:19:06,455 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err49ASSERT_VIOLATIONDATA_RACE (52 of 101 remaining) [2023-11-21 21:19:06,455 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err50ASSERT_VIOLATIONDATA_RACE (51 of 101 remaining) [2023-11-21 21:19:06,455 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err51ASSERT_VIOLATIONDATA_RACE (50 of 101 remaining) [2023-11-21 21:19:06,455 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err52ASSERT_VIOLATIONDATA_RACE (49 of 101 remaining) [2023-11-21 21:19:06,455 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err54ASSERT_VIOLATIONDATA_RACE (48 of 101 remaining) [2023-11-21 21:19:06,455 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err55ASSERT_VIOLATIONDATA_RACE (47 of 101 remaining) [2023-11-21 21:19:06,455 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err56ASSERT_VIOLATIONDATA_RACE (46 of 101 remaining) [2023-11-21 21:19:06,456 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err53ASSERT_VIOLATIONDATA_RACE (45 of 101 remaining) [2023-11-21 21:19:06,456 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err47ASSERT_VIOLATIONDATA_RACE (44 of 101 remaining) [2023-11-21 21:19:06,456 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err57ASSERT_VIOLATIONDATA_RACE (43 of 101 remaining) [2023-11-21 21:19:06,456 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err58ASSERT_VIOLATIONDATA_RACE (42 of 101 remaining) [2023-11-21 21:19:06,456 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err60ASSERT_VIOLATIONDATA_RACE (41 of 101 remaining) [2023-11-21 21:19:06,456 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err61ASSERT_VIOLATIONDATA_RACE (40 of 101 remaining) [2023-11-21 21:19:06,456 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err62ASSERT_VIOLATIONDATA_RACE (39 of 101 remaining) [2023-11-21 21:19:06,457 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err63ASSERT_VIOLATIONDATA_RACE (38 of 101 remaining) [2023-11-21 21:19:06,457 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err64ASSERT_VIOLATIONDATA_RACE (37 of 101 remaining) [2023-11-21 21:19:06,457 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err66ASSERT_VIOLATIONDATA_RACE (36 of 101 remaining) [2023-11-21 21:19:06,457 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err67ASSERT_VIOLATIONDATA_RACE (35 of 101 remaining) [2023-11-21 21:19:06,457 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err65ASSERT_VIOLATIONDATA_RACE (34 of 101 remaining) [2023-11-21 21:19:06,457 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err59ASSERT_VIOLATIONDATA_RACE (33 of 101 remaining) [2023-11-21 21:19:06,457 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err68ASSERT_VIOLATIONDATA_RACE (32 of 101 remaining) [2023-11-21 21:19:06,457 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err69ASSERT_VIOLATIONDATA_RACE (31 of 101 remaining) [2023-11-21 21:19:06,458 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err71ASSERT_VIOLATIONDATA_RACE (30 of 101 remaining) [2023-11-21 21:19:06,458 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err72ASSERT_VIOLATIONDATA_RACE (29 of 101 remaining) [2023-11-21 21:19:06,458 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err73ASSERT_VIOLATIONDATA_RACE (28 of 101 remaining) [2023-11-21 21:19:06,458 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err74ASSERT_VIOLATIONDATA_RACE (27 of 101 remaining) [2023-11-21 21:19:06,458 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err75ASSERT_VIOLATIONDATA_RACE (26 of 101 remaining) [2023-11-21 21:19:06,458 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err77ASSERT_VIOLATIONDATA_RACE (25 of 101 remaining) [2023-11-21 21:19:06,458 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err78ASSERT_VIOLATIONDATA_RACE (24 of 101 remaining) [2023-11-21 21:19:06,459 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err79ASSERT_VIOLATIONDATA_RACE (23 of 101 remaining) [2023-11-21 21:19:06,459 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err76ASSERT_VIOLATIONDATA_RACE (22 of 101 remaining) [2023-11-21 21:19:06,459 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err70ASSERT_VIOLATIONDATA_RACE (21 of 101 remaining) [2023-11-21 21:19:06,459 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err80ASSERT_VIOLATIONDATA_RACE (20 of 101 remaining) [2023-11-21 21:19:06,459 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err81ASSERT_VIOLATIONDATA_RACE (19 of 101 remaining) [2023-11-21 21:19:06,459 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err83ASSERT_VIOLATIONDATA_RACE (18 of 101 remaining) [2023-11-21 21:19:06,459 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err84ASSERT_VIOLATIONDATA_RACE (17 of 101 remaining) [2023-11-21 21:19:06,460 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err85ASSERT_VIOLATIONDATA_RACE (16 of 101 remaining) [2023-11-21 21:19:06,460 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err86ASSERT_VIOLATIONDATA_RACE (15 of 101 remaining) [2023-11-21 21:19:06,460 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err87ASSERT_VIOLATIONDATA_RACE (14 of 101 remaining) [2023-11-21 21:19:06,460 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err89ASSERT_VIOLATIONDATA_RACE (13 of 101 remaining) [2023-11-21 21:19:06,460 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err90ASSERT_VIOLATIONDATA_RACE (12 of 101 remaining) [2023-11-21 21:19:06,460 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err88ASSERT_VIOLATIONDATA_RACE (11 of 101 remaining) [2023-11-21 21:19:06,460 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err82ASSERT_VIOLATIONDATA_RACE (10 of 101 remaining) [2023-11-21 21:19:06,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err91ASSERT_VIOLATIONDATA_RACE (9 of 101 remaining) [2023-11-21 21:19:06,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err92ASSERT_VIOLATIONDATA_RACE (8 of 101 remaining) [2023-11-21 21:19:06,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err93ASSERT_VIOLATIONDATA_RACE (7 of 101 remaining) [2023-11-21 21:19:06,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err94ASSERT_VIOLATIONDATA_RACE (6 of 101 remaining) [2023-11-21 21:19:06,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err96ASSERT_VIOLATIONDATA_RACE (5 of 101 remaining) [2023-11-21 21:19:06,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err95ASSERT_VIOLATIONDATA_RACE (4 of 101 remaining) [2023-11-21 21:19:06,461 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err97ASSERT_VIOLATIONDATA_RACE (3 of 101 remaining) [2023-11-21 21:19:06,462 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err98ASSERT_VIOLATIONDATA_RACE (2 of 101 remaining) [2023-11-21 21:19:06,462 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err99ASSERT_VIOLATIONDATA_RACE (1 of 101 remaining) [2023-11-21 21:19:06,462 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err100ASSERT_VIOLATIONDATA_RACE (0 of 101 remaining) [2023-11-21 21:19:06,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 21:19:06,465 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 21:19:06,466 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/4) [2023-11-21 21:19:06,471 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:19:06,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-21 21:19:06,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-21 21:19:06,481 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-21 21:19:06,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2023-11-21 21:19:06,500 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-21 21:19:06,500 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-21 21:19:06,500 INFO L357 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, mHoare=true, 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;@6b813154, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:19:06,501 INFO L358 AbstractCegarLoop]: Starting to check reachability of 48 error locations. [2023-11-21 21:19:16,233 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2023-11-21 21:19:16,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:19:16,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1997382458, now seen corresponding path program 1 times [2023-11-21 21:19:16,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:19:16,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105769648] [2023-11-21 21:19:16,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:19:16,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:19:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:19:16,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 21:19:16,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:19:16,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105769648] [2023-11-21 21:19:16,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105769648] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:19:16,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:19:16,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-21 21:19:16,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363508377] [2023-11-21 21:19:16,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:19:16,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 21:19:16,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:19:16,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 21:19:16,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 21:19:16,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:16,352 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 21:19:16,352 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 75.0) internal successors, (75), 2 states have internal predecessors, (75), 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) [2023-11-21 21:19:16,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:16,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:16,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-21 21:19:16,366 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2023-11-21 21:19:16,367 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:19:16,367 INFO L85 PathProgramCache]: Analyzing trace with hash -365473138, now seen corresponding path program 1 times [2023-11-21 21:19:16,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:19:16,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121044026] [2023-11-21 21:19:16,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:19:16,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:19:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:19:16,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 21:19:16,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:19:16,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121044026] [2023-11-21 21:19:16,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121044026] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:19:16,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:19:16,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 21:19:16,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748373474] [2023-11-21 21:19:16,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:19:16,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 21:19:16,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:19:16,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 21:19:16,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 21:19:16,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:16,474 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 21:19:16,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 38.5) internal successors, (77), 3 states have internal predecessors, (77), 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) [2023-11-21 21:19:16,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:16,475 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:17,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:17,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 21:19:17,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-21 21:19:17,780 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr44ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 45 more)] === [2023-11-21 21:19:17,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:19:17,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1258965548, now seen corresponding path program 1 times [2023-11-21 21:19:17,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:19:17,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706680391] [2023-11-21 21:19:17,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:19:17,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:19:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:19:17,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 21:19:17,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:19:17,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706680391] [2023-11-21 21:19:17,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706680391] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:19:17,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:19:17,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 21:19:17,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189717227] [2023-11-21 21:19:17,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:19:17,922 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 21:19:17,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:19:17,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 21:19:17,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 21:19:17,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:17,924 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 21:19:17,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 43.5) internal successors, (87), 3 states have internal predecessors, (87), 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) [2023-11-21 21:19:17,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:17,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-21 21:19:17,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:24,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:24,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 21:19:24,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 21:19:24,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (47 of 48 remaining) [2023-11-21 21:19:24,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (46 of 48 remaining) [2023-11-21 21:19:24,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (45 of 48 remaining) [2023-11-21 21:19:24,176 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (44 of 48 remaining) [2023-11-21 21:19:24,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (43 of 48 remaining) [2023-11-21 21:19:24,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (42 of 48 remaining) [2023-11-21 21:19:24,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (41 of 48 remaining) [2023-11-21 21:19:24,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (40 of 48 remaining) [2023-11-21 21:19:24,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (39 of 48 remaining) [2023-11-21 21:19:24,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (38 of 48 remaining) [2023-11-21 21:19:24,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (37 of 48 remaining) [2023-11-21 21:19:24,177 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (36 of 48 remaining) [2023-11-21 21:19:24,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (35 of 48 remaining) [2023-11-21 21:19:24,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (34 of 48 remaining) [2023-11-21 21:19:24,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (33 of 48 remaining) [2023-11-21 21:19:24,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (32 of 48 remaining) [2023-11-21 21:19:24,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (31 of 48 remaining) [2023-11-21 21:19:24,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (30 of 48 remaining) [2023-11-21 21:19:24,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (29 of 48 remaining) [2023-11-21 21:19:24,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (28 of 48 remaining) [2023-11-21 21:19:24,178 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (27 of 48 remaining) [2023-11-21 21:19:24,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (26 of 48 remaining) [2023-11-21 21:19:24,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (25 of 48 remaining) [2023-11-21 21:19:24,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (24 of 48 remaining) [2023-11-21 21:19:24,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (23 of 48 remaining) [2023-11-21 21:19:24,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (22 of 48 remaining) [2023-11-21 21:19:24,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (21 of 48 remaining) [2023-11-21 21:19:24,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (20 of 48 remaining) [2023-11-21 21:19:24,179 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (19 of 48 remaining) [2023-11-21 21:19:24,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (18 of 48 remaining) [2023-11-21 21:19:24,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (17 of 48 remaining) [2023-11-21 21:19:24,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (16 of 48 remaining) [2023-11-21 21:19:24,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (15 of 48 remaining) [2023-11-21 21:19:24,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE (14 of 48 remaining) [2023-11-21 21:19:24,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (13 of 48 remaining) [2023-11-21 21:19:24,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (12 of 48 remaining) [2023-11-21 21:19:24,180 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (11 of 48 remaining) [2023-11-21 21:19:24,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (10 of 48 remaining) [2023-11-21 21:19:24,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONDATA_RACE (9 of 48 remaining) [2023-11-21 21:19:24,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONDATA_RACE (8 of 48 remaining) [2023-11-21 21:19:24,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONDATA_RACE (7 of 48 remaining) [2023-11-21 21:19:24,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONDATA_RACE (6 of 48 remaining) [2023-11-21 21:19:24,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONDATA_RACE (5 of 48 remaining) [2023-11-21 21:19:24,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONDATA_RACE (4 of 48 remaining) [2023-11-21 21:19:24,181 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONDATA_RACE (3 of 48 remaining) [2023-11-21 21:19:24,182 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 48 remaining) [2023-11-21 21:19:24,182 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 48 remaining) [2023-11-21 21:19:24,182 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 48 remaining) [2023-11-21 21:19:24,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-21 21:19:24,193 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-21 21:19:24,195 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (3/4) [2023-11-21 21:19:24,198 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:19:24,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-21 21:19:24,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-21 21:19:24,201 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-21 21:19:24,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2023-11-21 21:19:24,218 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-21 21:19:24,218 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork2 ======== [2023-11-21 21:19:24,218 INFO L357 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, mHoare=true, 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;@6b813154, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:19:24,218 INFO L358 AbstractCegarLoop]: Starting to check reachability of 150 error locations. [2023-11-21 21:19:35,249 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 146 more)] === [2023-11-21 21:19:35,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:19:35,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1877140039, now seen corresponding path program 1 times [2023-11-21 21:19:35,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:19:35,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806393428] [2023-11-21 21:19:35,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:19:35,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:19:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:19:35,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 21:19:35,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:19:35,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806393428] [2023-11-21 21:19:35,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806393428] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:19:35,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:19:35,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-21 21:19:35,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981804920] [2023-11-21 21:19:35,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:19:35,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 21:19:35,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:19:35,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 21:19:35,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 21:19:35,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:19:35,321 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 21:19:35,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 60.0) internal successors, (60), 2 states have internal predecessors, (60), 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) [2023-11-21 21:19:35,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.