/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_84-list2_racing2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 10:40:59,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 10:40:59,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 10:40:59,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 10:40:59,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 10:40:59,270 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 10:40:59,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 10:40:59,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 10:40:59,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 10:40:59,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 10:40:59,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 10:40:59,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 10:40:59,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 10:40:59,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 10:40:59,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 10:40:59,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 10:40:59,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 10:40:59,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 10:40:59,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 10:40:59,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 10:40:59,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 10:40:59,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 10:40:59,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 10:40:59,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 10:40:59,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 10:40:59,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 10:40:59,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 10:40:59,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 10:40:59,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 10:40:59,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 10:40:59,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 10:40:59,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 10:40:59,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 10:40:59,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 10:40:59,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 10:40:59,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 10:40:59,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 10:40:59,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 10:40:59,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 10:40:59,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 10:40:59,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 10:40:59,323 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 10:40:59,351 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 10:40:59,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 10:40:59,352 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 10:40:59,352 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 10:40:59,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 10:40:59,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 10:40:59,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 10:40:59,354 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 10:40:59,354 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 10:40:59,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 10:40:59,355 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 10:40:59,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 10:40:59,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 10:40:59,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 10:40:59,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 10:40:59,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 10:40:59,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 10:40:59,356 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 10:40:59,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 10:40:59,356 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 10:40:59,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 10:40:59,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 10:40:59,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 10:40:59,356 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 10:40:59,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 10:40:59,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 10:40:59,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 10:40:59,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 10:40:59,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 10:40:59,357 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 10:40:59,357 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 10:40:59,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 10:40:59,358 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 10:40:59,358 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 10:40:59,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 10:40:59,358 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 10:40:59,358 INFO L138 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-20 10:40:59,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 10:40:59,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 10:40:59,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 10:40:59,623 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 10:40:59,624 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 10:40:59,625 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_84-list2_racing2.i [2023-05-20 10:40:59,682 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a71aabe55/3b80c3365f6e4f1ab9787391ea2eef24/FLAG76f642182 [2023-05-20 10:41:00,109 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 10:41:00,110 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_84-list2_racing2.i [2023-05-20 10:41:00,133 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a71aabe55/3b80c3365f6e4f1ab9787391ea2eef24/FLAG76f642182 [2023-05-20 10:41:00,444 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a71aabe55/3b80c3365f6e4f1ab9787391ea2eef24 [2023-05-20 10:41:00,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 10:41:00,449 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 10:41:00,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 10:41:00,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 10:41:00,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 10:41:00,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 10:41:00" (1/1) ... [2023-05-20 10:41:00,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f2e7eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:00, skipping insertion in model container [2023-05-20 10:41:00,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 10:41:00" (1/1) ... [2023-05-20 10:41:00,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 10:41:00,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 10:41:00,907 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_84-list2_racing2.i[47038,47051] [2023-05-20 10:41:00,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 10:41:00,979 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 10:41:01,004 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_84-list2_racing2.i[47038,47051] [2023-05-20 10:41:01,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 10:41:01,075 INFO L208 MainTranslator]: Completed translation [2023-05-20 10:41:01,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01 WrapperNode [2023-05-20 10:41:01,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 10:41:01,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 10:41:01,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 10:41:01,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 10:41:01,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01" (1/1) ... [2023-05-20 10:41:01,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01" (1/1) ... [2023-05-20 10:41:01,133 INFO L138 Inliner]: procedures = 279, calls = 88, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 378 [2023-05-20 10:41:01,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 10:41:01,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 10:41:01,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 10:41:01,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 10:41:01,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01" (1/1) ... [2023-05-20 10:41:01,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01" (1/1) ... [2023-05-20 10:41:01,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01" (1/1) ... [2023-05-20 10:41:01,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01" (1/1) ... [2023-05-20 10:41:01,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01" (1/1) ... [2023-05-20 10:41:01,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01" (1/1) ... [2023-05-20 10:41:01,195 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01" (1/1) ... [2023-05-20 10:41:01,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01" (1/1) ... [2023-05-20 10:41:01,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 10:41:01,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 10:41:01,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 10:41:01,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 10:41:01,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01" (1/1) ... [2023-05-20 10:41:01,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 10:41:01,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:41:01,230 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-05-20 10:41:01,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-05-20 10:41:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 10:41:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-05-20 10:41:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-05-20 10:41:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-05-20 10:41:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 10:41:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 10:41:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-05-20 10:41:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-05-20 10:41:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 10:41:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-05-20 10:41:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-20 10:41:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 10:41:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-05-20 10:41:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2023-05-20 10:41:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2023-05-20 10:41:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 10:41:01,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 10:41:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 10:41:01,279 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-20 10:41:01,421 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 10:41:01,423 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 10:41:01,957 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 10:41:01,971 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 10:41:01,971 INFO L300 CfgBuilder]: Removed 29 assume(true) statements. [2023-05-20 10:41:01,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 10:41:01 BoogieIcfgContainer [2023-05-20 10:41:01,974 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 10:41:01,977 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 10:41:01,977 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 10:41:01,980 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 10:41:01,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 10:41:00" (1/3) ... [2023-05-20 10:41:01,981 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b0615c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 10:41:01, skipping insertion in model container [2023-05-20 10:41:01,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 10:41:01" (2/3) ... [2023-05-20 10:41:01,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b0615c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 10:41:01, skipping insertion in model container [2023-05-20 10:41:01,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 10:41:01" (3/3) ... [2023-05-20 10:41:01,984 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_84-list2_racing2.i [2023-05-20 10:41:01,991 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 10:41:02,000 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 10:41:02,000 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-05-20 10:41:02,000 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 10:41:02,146 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2023-05-20 10:41:02,203 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:41:02,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 10:41:02,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:41:02,209 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-20 10:41:02,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-20 10:41:02,248 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 10:41:02,264 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t3_funThread1of1ForFork0 ======== [2023-05-20 10:41:02,271 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=LoopsAndPotentialCycles, 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;@3842112, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:41:02,271 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-05-20 10:41:14,795 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:41:14,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:41:14,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1616916195, now seen corresponding path program 1 times [2023-05-20 10:41:14,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:41:14,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855972375] [2023-05-20 10:41:14,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:41:14,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:41:14,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:41:15,197 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-05-20 10:41:15,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:41:15,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855972375] [2023-05-20 10:41:15,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855972375] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:41:15,199 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:41:15,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 10:41:15,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090278837] [2023-05-20 10:41:15,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:41:15,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 10:41:15,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:41:15,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 10:41:15,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 10:41:15,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:41:15,233 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:41:15,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 103.0) internal successors, (206), 2 states have internal predecessors, (206), 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) [2023-05-20 10:41:15,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:42:33,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:42:33,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 10:42:33,120 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:42:33,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:42:33,121 INFO L85 PathProgramCache]: Analyzing trace with hash 186810722, now seen corresponding path program 1 times [2023-05-20 10:42:33,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:42:33,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733410553] [2023-05-20 10:42:33,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:42:33,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:42:33,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:42:33,587 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-05-20 10:42:33,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:42:33,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733410553] [2023-05-20 10:42:33,588 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733410553] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 10:42:33,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [395505264] [2023-05-20 10:42:33,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:42:33,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 10:42:33,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:42:33,591 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 10:42:33,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-20 10:42:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:42:33,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 759 conjuncts, 2 conjunts are in the unsatisfiable core [2023-05-20 10:42:33,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 10:42:33,901 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-05-20 10:42:33,901 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-20 10:42:33,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [395505264] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:42:33,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-20 10:42:33,902 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2023-05-20 10:42:33,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276750516] [2023-05-20 10:42:33,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:42:33,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 10:42:33,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:42:33,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 10:42:33,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-05-20 10:42:33,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:42:33,921 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:42:33,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 77.66666666666667) internal successors, (233), 3 states have internal predecessors, (233), 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) [2023-05-20 10:42:33,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:42:33,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:42:36,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:42:36,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 10:42:36,552 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-05-20 10:42:36,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-05-20 10:42:36,737 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:42:36,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:42:36,738 INFO L85 PathProgramCache]: Analyzing trace with hash -1366772584, now seen corresponding path program 1 times [2023-05-20 10:42:36,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:42:36,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476476097] [2023-05-20 10:42:36,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:42:36,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:42:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:42:36,985 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-05-20 10:42:36,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:42:36,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476476097] [2023-05-20 10:42:36,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476476097] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 10:42:36,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1392543096] [2023-05-20 10:42:36,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:42:36,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 10:42:36,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:42:36,988 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 10:42:37,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-20 10:42:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:42:37,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 4 conjunts are in the unsatisfiable core [2023-05-20 10:42:37,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 10:42:37,288 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-05-20 10:42:37,289 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 10:42:37,349 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-05-20 10:42:37,353 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1392543096] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 10:42:37,353 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 10:42:37,353 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2023-05-20 10:42:37,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122745611] [2023-05-20 10:42:37,353 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 10:42:37,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-05-20 10:42:37,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:42:37,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-05-20 10:42:37,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-05-20 10:42:37,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:42:37,357 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:42:37,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 28.5) internal successors, (285), 10 states have internal predecessors, (285), 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) [2023-05-20 10:42:37,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:42:37,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 10:42:37,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:42:41,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:42:41,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 10:42:41,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 10:42:41,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-05-20 10:42:41,732 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-20 10:42:41,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 10:42:41,930 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-05-20 10:42:41,932 INFO L307 ceAbstractionStarter]: Result for error location t3_funThread1of1ForFork0 was SAFE (1/3) [2023-05-20 10:42:41,937 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:42:41,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 10:42:41,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:42:41,938 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-20 10:42:41,942 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 10:42:41,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2023-05-20 10:42:41,944 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 10:42:41,946 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=LoopsAndPotentialCycles, 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;@3842112, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:42:41,946 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-20 10:42:45,236 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-20 10:42:45,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:42:45,236 INFO L85 PathProgramCache]: Analyzing trace with hash -37772, now seen corresponding path program 1 times [2023-05-20 10:42:45,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:42:45,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899073138] [2023-05-20 10:42:45,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:42:45,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:42:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-20 10:42:45,287 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-05-20 10:42:45,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-20 10:42:45,355 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-05-20 10:42:45,355 INFO L359 BasicCegarLoop]: Counterexample is feasible [2023-05-20 10:42:45,355 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 3 remaining) [2023-05-20 10:42:45,355 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-20 10:42:45,357 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-20 10:42:45,357 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-20 10:42:45,361 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2023-05-20 10:42:45,361 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (2/3) [2023-05-20 10:42:45,362 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-05-20 10:42:45,362 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-05-20 10:42:45,435 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2023-05-20 10:42:45,440 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:42:45,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 10:42:45,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:42:45,486 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-20 10:42:45,490 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 10:42:45,493 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2_funThread1of2ForFork2 ======== [2023-05-20 10:42:45,493 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=LoopsAndPotentialCycles, 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;@3842112, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:42:45,493 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-05-20 10:42:45,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2023-05-20 10:43:35,776 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:43:35,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:43:35,777 INFO L85 PathProgramCache]: Analyzing trace with hash -869109468, now seen corresponding path program 1 times [2023-05-20 10:43:35,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:43:35,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404834162] [2023-05-20 10:43:35,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:43:35,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:43:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:43:35,855 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-05-20 10:43:35,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:43:35,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404834162] [2023-05-20 10:43:35,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404834162] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:43:35,856 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:43:35,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 10:43:35,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658802744] [2023-05-20 10:43:35,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:43:35,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 10:43:35,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:43:35,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 10:43:35,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 10:43:35,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:35,858 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:43:35,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 110.5) internal successors, (221), 2 states have internal predecessors, (221), 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) [2023-05-20 10:43:35,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:36,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:36,069 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-20 10:43:36,069 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:43:36,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:43:36,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1903274526, now seen corresponding path program 1 times [2023-05-20 10:43:36,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:43:36,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284853549] [2023-05-20 10:43:36,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:43:36,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:43:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:43:36,204 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-05-20 10:43:36,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:43:36,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284853549] [2023-05-20 10:43:36,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284853549] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:43:36,205 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:43:36,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-20 10:43:36,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132950663] [2023-05-20 10:43:36,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:43:36,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 10:43:36,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:43:36,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 10:43:36,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-20 10:43:36,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:36,210 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:43:36,214 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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) [2023-05-20 10:43:36,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:36,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:36,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:36,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 10:43:36,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-20 10:43:36,317 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:43:36,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:43:36,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1580540607, now seen corresponding path program 1 times [2023-05-20 10:43:36,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:43:36,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176684044] [2023-05-20 10:43:36,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:43:36,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:43:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:43:36,585 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-05-20 10:43:36,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:43:36,585 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176684044] [2023-05-20 10:43:36,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176684044] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:43:36,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:43:36,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-05-20 10:43:36,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664237886] [2023-05-20 10:43:36,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:43:36,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-05-20 10:43:36,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:43:36,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-05-20 10:43:36,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-05-20 10:43:36,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:36,588 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:43:36,589 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 80.66666666666667) internal successors, (242), 3 states have internal predecessors, (242), 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) [2023-05-20 10:43:36,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:36,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 10:43:36,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 10:43:36,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 10:43:36,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-20 10:43:36,716 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:43:36,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:43:36,717 INFO L85 PathProgramCache]: Analyzing trace with hash 2063658037, now seen corresponding path program 1 times [2023-05-20 10:43:36,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:43:36,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205483825] [2023-05-20 10:43:36,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:43:36,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:43:36,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:43:37,012 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-05-20 10:43:37,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:43:37,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205483825] [2023-05-20 10:43:37,013 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205483825] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 10:43:37,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1232122302] [2023-05-20 10:43:37,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:43:37,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 10:43:37,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:43:37,017 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 10:43:37,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-20 10:43:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:43:37,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 792 conjuncts, 6 conjunts are in the unsatisfiable core [2023-05-20 10:43:37,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 10:43:37,348 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-05-20 10:43:37,349 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 10:43:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-05-20 10:43:37,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1232122302] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-20 10:43:37,538 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-20 10:43:37,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2023-05-20 10:43:37,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926012025] [2023-05-20 10:43:37,539 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-20 10:43:37,539 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-05-20 10:43:37,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:43:37,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-05-20 10:43:37,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2023-05-20 10:43:37,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:37,541 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:43:37,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 20.071428571428573) internal successors, (281), 14 states have internal predecessors, (281), 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) [2023-05-20 10:43:37,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:43:37,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 10:43:37,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-05-20 10:43:37,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:44:10,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:44:10,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 10:44:10,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-05-20 10:44:10,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-20 10:44:10,761 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-05-20 10:44:10,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-20 10:44:10,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 10:44:10,965 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-05-20 10:44:10,965 INFO L307 ceAbstractionStarter]: Result for error location t2_funThread1of2ForFork2 was SAFE (1/5) [2023-05-20 10:44:10,970 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:44:10,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 10:44:10,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 10:44:10,972 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-20 10:44:10,981 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 10:44:10,984 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t3_funThread1of2ForFork0 ======== [2023-05-20 10:44:10,984 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=LoopsAndPotentialCycles, 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;@3842112, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 10:44:10,984 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-05-20 10:44:10,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Waiting until timeout for monitored process [2023-05-20 10:45:01,362 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-20 10:45:01,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 10:45:01,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1996955675, now seen corresponding path program 1 times [2023-05-20 10:45:01,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 10:45:01,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211539188] [2023-05-20 10:45:01,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 10:45:01,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 10:45:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 10:45:01,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1555 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1546 trivial. 0 not checked. [2023-05-20 10:45:01,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 10:45:01,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211539188] [2023-05-20 10:45:01,504 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211539188] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 10:45:01,505 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 10:45:01,505 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 10:45:01,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373067889] [2023-05-20 10:45:01,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 10:45:01,505 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 10:45:01,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 10:45:01,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 10:45:01,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 10:45:01,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 10:45:01,507 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 10:45:01,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 169.5) internal successors, (339), 2 states have internal predecessors, (339), 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) [2023-05-20 10:45:01,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2023-05-20 10:51:21,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-05-20 10:51:21,450 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2023-05-20 10:51:21,450 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-05-20 10:51:21,451 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2023-05-20 10:51:21,452 INFO L307 ceAbstractionStarter]: Result for error location t3_funThread1of2ForFork0 was TIMEOUT (2/5) [2023-05-20 10:51:21,452 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 2 thread instances [2023-05-20 10:51:21,452 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 10:51:21,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 10:51:21 BasicIcfg [2023-05-20 10:51:21,456 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 10:51:21,457 INFO L158 Benchmark]: Toolchain (without parser) took 621007.95ms. Allocated memory was 263.2MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 236.4MB in the beginning and 4.5GB in the end (delta: -4.2GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2023-05-20 10:51:21,457 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 181.4MB. Free memory is still 133.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 10:51:21,457 INFO L158 Benchmark]: CACSL2BoogieTranslator took 624.90ms. Allocated memory is still 263.2MB. Free memory was 235.9MB in the beginning and 212.4MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2023-05-20 10:51:21,457 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.80ms. Allocated memory is still 263.2MB. Free memory was 212.4MB in the beginning and 208.7MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-20 10:51:21,457 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 10:51:21,458 INFO L158 Benchmark]: Boogie Preprocessor took 67.39ms. Allocated memory is still 263.2MB. Free memory was 208.7MB in the beginning and 205.6MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-20 10:51:21,458 INFO L158 Benchmark]: RCFGBuilder took 772.00ms. Allocated memory is still 263.2MB. Free memory was 205.6MB in the beginning and 173.1MB in the end (delta: 32.5MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. [2023-05-20 10:51:21,458 INFO L158 Benchmark]: TraceAbstraction took 619479.52ms. Allocated memory was 263.2MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 171.5MB in the beginning and 4.5GB in the end (delta: -4.3GB). Peak memory consumption was 4.4GB. Max. memory is 8.0GB. [2023-05-20 10:51:21,460 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2023-05-20 10:51:21,460 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 10:51:21,460 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 10:51:21,460 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 10:51:21,460 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 181.4MB. Free memory is still 133.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 624.90ms. Allocated memory is still 263.2MB. Free memory was 235.9MB in the beginning and 212.4MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.80ms. Allocated memory is still 263.2MB. Free memory was 212.4MB in the beginning and 208.7MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 67.39ms. Allocated memory is still 263.2MB. Free memory was 208.7MB in the beginning and 205.6MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 772.00ms. Allocated memory is still 263.2MB. Free memory was 205.6MB in the beginning and 173.1MB in the end (delta: 32.5MB). Peak memory consumption was 32.5MB. Max. memory is 8.0GB. * TraceAbstraction took 619479.52ms. Allocated memory was 263.2MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 171.5MB in the beginning and 4.5GB in the end (delta: -4.3GB). Peak memory consumption was 4.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2219448, independent: 1892410, independent conditional: 1803187, independent unconditional: 89223, dependent: 323687, dependent conditional: 323276, dependent unconditional: 411, unknown: 3351, unknown conditional: 3295, unknown unconditional: 56] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1919234, independent: 1892410, independent conditional: 1803187, independent unconditional: 89223, dependent: 23473, dependent conditional: 23062, dependent unconditional: 411, unknown: 3351, unknown conditional: 3295, unknown unconditional: 56] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1919234, independent: 1892410, independent conditional: 1803187, independent unconditional: 89223, dependent: 23473, dependent conditional: 23062, dependent unconditional: 411, unknown: 3351, unknown conditional: 3295, unknown unconditional: 56] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1945585, independent: 1892410, independent conditional: 0, independent unconditional: 1892410, dependent: 46533, dependent conditional: 23060, dependent unconditional: 23473, unknown: 6642, unknown conditional: 3291, unknown unconditional: 3351] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1945585, independent: 1892410, independent conditional: 0, independent unconditional: 1892410, dependent: 46533, dependent conditional: 1, dependent unconditional: 46532, unknown: 6642, unknown conditional: 4, unknown unconditional: 6638] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1945585, independent: 1892410, independent conditional: 0, independent unconditional: 1892410, dependent: 46533, dependent conditional: 1, dependent unconditional: 46532, unknown: 6642, unknown conditional: 4, unknown unconditional: 6638] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 65277, independent: 64805, independent conditional: 0, independent unconditional: 64805, dependent: 412, dependent conditional: 1, dependent unconditional: 411, unknown: 60, unknown conditional: 4, unknown unconditional: 56] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 65277, independent: 64645, independent conditional: 0, independent unconditional: 64645, dependent: 632, dependent conditional: 0, dependent unconditional: 632, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 632, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 412, dependent conditional: 1, dependent unconditional: 411, unknown: 60, unknown conditional: 4, unknown unconditional: 56] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 632, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 412, dependent conditional: 1, dependent unconditional: 411, unknown: 60, unknown conditional: 4, unknown unconditional: 56] , SemanticIndependenceRelation.Query Time [ms]: [ total: 65708, independent: 516, independent conditional: 0, independent unconditional: 516, dependent: 2009, dependent conditional: 5, dependent unconditional: 2004, unknown: 63182, unknown conditional: 4245, unknown unconditional: 58938] , Protected Queries: 0 ], Cache Queries: [ total: 1945585, independent: 1827605, independent conditional: 0, independent unconditional: 1827605, dependent: 46121, dependent conditional: 0, dependent unconditional: 46121, unknown: 71859, unknown conditional: 5, unknown unconditional: 71854] , Statistics on independence cache: Total cache size (in pairs): 65217, Positive cache size: 64805, Positive conditional cache size: 0, Positive unconditional cache size: 64805, Negative cache size: 412, Negative conditional cache size: 1, Negative unconditional cache size: 411, Unknown cache size: 60, Unknown conditional cache size: 4, Unknown unconditional cache size: 56, Eliminated conditions: 26346, Maximal queried relation: 1, Independence queries for same thread: 300214 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 68.1s, Number of persistent set computation: 212163, Number of trivial persistent sets: 127425, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 89690, independent: 89223, independent conditional: 0, independent unconditional: 89223, dependent: 411, dependent conditional: 0, dependent unconditional: 411, unknown: 56, unknown conditional: 0, unknown unconditional: 56] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2219448, independent: 1892410, independent conditional: 1803187, independent unconditional: 89223, dependent: 323687, dependent conditional: 323276, dependent unconditional: 411, unknown: 3351, unknown conditional: 3295, unknown unconditional: 56] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1919234, independent: 1892410, independent conditional: 1803187, independent unconditional: 89223, dependent: 23473, dependent conditional: 23062, dependent unconditional: 411, unknown: 3351, unknown conditional: 3295, unknown unconditional: 56] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1919234, independent: 1892410, independent conditional: 1803187, independent unconditional: 89223, dependent: 23473, dependent conditional: 23062, dependent unconditional: 411, unknown: 3351, unknown conditional: 3295, unknown unconditional: 56] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1945585, independent: 1892410, independent conditional: 0, independent unconditional: 1892410, dependent: 46533, dependent conditional: 23060, dependent unconditional: 23473, unknown: 6642, unknown conditional: 3291, unknown unconditional: 3351] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1945585, independent: 1892410, independent conditional: 0, independent unconditional: 1892410, dependent: 46533, dependent conditional: 1, dependent unconditional: 46532, unknown: 6642, unknown conditional: 4, unknown unconditional: 6638] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1945585, independent: 1892410, independent conditional: 0, independent unconditional: 1892410, dependent: 46533, dependent conditional: 1, dependent unconditional: 46532, unknown: 6642, unknown conditional: 4, unknown unconditional: 6638] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 65277, independent: 64805, independent conditional: 0, independent unconditional: 64805, dependent: 412, dependent conditional: 1, dependent unconditional: 411, unknown: 60, unknown conditional: 4, unknown unconditional: 56] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 65277, independent: 64645, independent conditional: 0, independent unconditional: 64645, dependent: 632, dependent conditional: 0, dependent unconditional: 632, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 632, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 412, dependent conditional: 1, dependent unconditional: 411, unknown: 60, unknown conditional: 4, unknown unconditional: 56] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 632, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 412, dependent conditional: 1, dependent unconditional: 411, unknown: 60, unknown conditional: 4, unknown unconditional: 56] , SemanticIndependenceRelation.Query Time [ms]: [ total: 65708, independent: 516, independent conditional: 0, independent unconditional: 516, dependent: 2009, dependent conditional: 5, dependent unconditional: 2004, unknown: 63182, unknown conditional: 4245, unknown unconditional: 58938] , Protected Queries: 0 ], Cache Queries: [ total: 1945585, independent: 1827605, independent conditional: 0, independent unconditional: 1827605, dependent: 46121, dependent conditional: 0, dependent unconditional: 46121, unknown: 71859, unknown conditional: 5, unknown unconditional: 71854] , Statistics on independence cache: Total cache size (in pairs): 65217, Positive cache size: 64805, Positive conditional cache size: 0, Positive unconditional cache size: 64805, Negative cache size: 412, Negative conditional cache size: 1, Negative unconditional cache size: 411, Unknown cache size: 60, Unknown conditional cache size: 4, Unknown unconditional cache size: 56, Eliminated conditions: 26346, Maximal queried relation: 1, Independence queries for same thread: 300214 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6815, independent: 6786, independent conditional: 25, independent unconditional: 6761, dependent: 25, dependent conditional: 14, dependent unconditional: 11, unknown: 4, unknown conditional: 1, unknown unconditional: 3] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6801, independent: 6786, independent conditional: 25, independent unconditional: 6761, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 4, unknown conditional: 1, unknown unconditional: 3] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6801, independent: 6786, independent conditional: 25, independent unconditional: 6761, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 4, unknown conditional: 1, unknown unconditional: 3] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6801, independent: 6786, independent conditional: 0, independent unconditional: 6786, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6801, independent: 6786, independent conditional: 0, independent unconditional: 6786, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6801, independent: 6786, independent conditional: 0, independent unconditional: 6786, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6673, independent: 6659, independent conditional: 0, independent unconditional: 6659, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6673, independent: 6649, independent conditional: 0, independent unconditional: 6649, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 24, independent: 10, independent conditional: 0, independent unconditional: 10, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, independent: 10, independent conditional: 0, independent unconditional: 10, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3260, independent: 56, independent conditional: 0, independent unconditional: 56, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 3131, unknown conditional: 0, unknown unconditional: 3131] , Protected Queries: 0 ], Cache Queries: [ total: 6801, independent: 127, independent conditional: 0, independent unconditional: 127, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 6674, unknown conditional: 0, unknown unconditional: 6674] , Statistics on independence cache: Total cache size (in pairs): 6670, Positive cache size: 6659, Positive conditional cache size: 0, Positive unconditional cache size: 6659, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Unknown cache size: 3, Unknown conditional cache size: 0, Unknown unconditional cache size: 3, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 14 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 3.3s, Number of persistent set computation: 91, Number of trivial persistent sets: 83, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6775, independent: 6761, independent conditional: 0, independent unconditional: 6761, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6815, independent: 6786, independent conditional: 25, independent unconditional: 6761, dependent: 25, dependent conditional: 14, dependent unconditional: 11, unknown: 4, unknown conditional: 1, unknown unconditional: 3] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6801, independent: 6786, independent conditional: 25, independent unconditional: 6761, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 4, unknown conditional: 1, unknown unconditional: 3] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6801, independent: 6786, independent conditional: 25, independent unconditional: 6761, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 4, unknown conditional: 1, unknown unconditional: 3] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6801, independent: 6786, independent conditional: 0, independent unconditional: 6786, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6801, independent: 6786, independent conditional: 0, independent unconditional: 6786, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6801, independent: 6786, independent conditional: 0, independent unconditional: 6786, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 4, unknown conditional: 0, unknown unconditional: 4] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6673, independent: 6659, independent conditional: 0, independent unconditional: 6659, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6673, independent: 6649, independent conditional: 0, independent unconditional: 6649, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 24, independent: 10, independent conditional: 0, independent unconditional: 10, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, independent: 10, independent conditional: 0, independent unconditional: 10, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 3, unknown conditional: 0, unknown unconditional: 3] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3260, independent: 56, independent conditional: 0, independent unconditional: 56, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 3131, unknown conditional: 0, unknown unconditional: 3131] , Protected Queries: 0 ], Cache Queries: [ total: 6801, independent: 127, independent conditional: 0, independent unconditional: 127, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 6674, unknown conditional: 0, unknown unconditional: 6674] , Statistics on independence cache: Total cache size (in pairs): 6670, Positive cache size: 6659, Positive conditional cache size: 0, Positive unconditional cache size: 6659, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Unknown cache size: 3, Unknown conditional cache size: 0, Unknown unconditional cache size: 3, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 14 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 127954, independent: 123903, independent conditional: 23659, independent unconditional: 100244, dependent: 3110, dependent conditional: 2769, dependent unconditional: 341, unknown: 941, unknown conditional: 885, unknown unconditional: 56] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 125549, independent: 123903, independent conditional: 23659, independent unconditional: 100244, dependent: 705, dependent conditional: 364, dependent unconditional: 341, unknown: 941, unknown conditional: 885, unknown unconditional: 56] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 125549, independent: 123903, independent conditional: 23659, independent unconditional: 100244, dependent: 705, dependent conditional: 364, dependent unconditional: 341, unknown: 941, unknown conditional: 885, unknown unconditional: 56] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 126890, independent: 123903, independent conditional: 8, independent unconditional: 123895, dependent: 1093, dependent conditional: 380, dependent unconditional: 713, unknown: 1894, unknown conditional: 953, unknown unconditional: 941] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 126890, independent: 123903, independent conditional: 8, independent unconditional: 123895, dependent: 1093, dependent conditional: 92, dependent unconditional: 1001, unknown: 1894, unknown conditional: 278, unknown unconditional: 1616] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126890, independent: 123903, independent conditional: 8, independent unconditional: 123895, dependent: 1093, dependent conditional: 92, dependent unconditional: 1001, unknown: 1894, unknown conditional: 278, unknown unconditional: 1616] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 92009, independent: 91586, independent conditional: 2, independent unconditional: 91584, dependent: 349, dependent conditional: 8, dependent unconditional: 341, unknown: 74, unknown conditional: 18, unknown unconditional: 56] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 92009, independent: 91437, independent conditional: 0, independent unconditional: 91437, dependent: 572, dependent conditional: 0, dependent unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 572, independent: 149, independent conditional: 2, independent unconditional: 147, dependent: 349, dependent conditional: 8, dependent unconditional: 341, unknown: 74, unknown conditional: 18, unknown unconditional: 56] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 572, independent: 149, independent conditional: 2, independent unconditional: 147, dependent: 349, dependent conditional: 8, dependent unconditional: 341, unknown: 74, unknown conditional: 18, unknown unconditional: 56] , SemanticIndependenceRelation.Query Time [ms]: [ total: 82735, independent: 463, independent conditional: 2, independent unconditional: 461, dependent: 4987, dependent conditional: 104, dependent unconditional: 4883, unknown: 77285, unknown conditional: 18989, unknown unconditional: 58295] , Protected Queries: 0 ], Cache Queries: [ total: 126890, independent: 32317, independent conditional: 6, independent unconditional: 32311, dependent: 744, dependent conditional: 84, dependent unconditional: 660, unknown: 93829, unknown conditional: 288, unknown unconditional: 93541] , Statistics on independence cache: Total cache size (in pairs): 91935, Positive cache size: 91586, Positive conditional cache size: 2, Positive unconditional cache size: 91584, Negative cache size: 349, Negative conditional cache size: 8, Negative unconditional cache size: 341, Unknown cache size: 74, Unknown conditional cache size: 18, Unknown unconditional cache size: 56, Eliminated conditions: 963, Maximal queried relation: 2, Independence queries for same thread: 2405 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 64.2s, Number of persistent set computation: 5788, Number of trivial persistent sets: 5088, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 100641, independent: 100244, independent conditional: 0, independent unconditional: 100244, dependent: 341, dependent conditional: 0, dependent unconditional: 341, unknown: 56, unknown conditional: 0, unknown unconditional: 56] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 127954, independent: 123903, independent conditional: 23659, independent unconditional: 100244, dependent: 3110, dependent conditional: 2769, dependent unconditional: 341, unknown: 941, unknown conditional: 885, unknown unconditional: 56] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 125549, independent: 123903, independent conditional: 23659, independent unconditional: 100244, dependent: 705, dependent conditional: 364, dependent unconditional: 341, unknown: 941, unknown conditional: 885, unknown unconditional: 56] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 125549, independent: 123903, independent conditional: 23659, independent unconditional: 100244, dependent: 705, dependent conditional: 364, dependent unconditional: 341, unknown: 941, unknown conditional: 885, unknown unconditional: 56] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 126890, independent: 123903, independent conditional: 8, independent unconditional: 123895, dependent: 1093, dependent conditional: 380, dependent unconditional: 713, unknown: 1894, unknown conditional: 953, unknown unconditional: 941] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 126890, independent: 123903, independent conditional: 8, independent unconditional: 123895, dependent: 1093, dependent conditional: 92, dependent unconditional: 1001, unknown: 1894, unknown conditional: 278, unknown unconditional: 1616] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126890, independent: 123903, independent conditional: 8, independent unconditional: 123895, dependent: 1093, dependent conditional: 92, dependent unconditional: 1001, unknown: 1894, unknown conditional: 278, unknown unconditional: 1616] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 92009, independent: 91586, independent conditional: 2, independent unconditional: 91584, dependent: 349, dependent conditional: 8, dependent unconditional: 341, unknown: 74, unknown conditional: 18, unknown unconditional: 56] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 92009, independent: 91437, independent conditional: 0, independent unconditional: 91437, dependent: 572, dependent conditional: 0, dependent unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 572, independent: 149, independent conditional: 2, independent unconditional: 147, dependent: 349, dependent conditional: 8, dependent unconditional: 341, unknown: 74, unknown conditional: 18, unknown unconditional: 56] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 572, independent: 149, independent conditional: 2, independent unconditional: 147, dependent: 349, dependent conditional: 8, dependent unconditional: 341, unknown: 74, unknown conditional: 18, unknown unconditional: 56] , SemanticIndependenceRelation.Query Time [ms]: [ total: 82735, independent: 463, independent conditional: 2, independent unconditional: 461, dependent: 4987, dependent conditional: 104, dependent unconditional: 4883, unknown: 77285, unknown conditional: 18989, unknown unconditional: 58295] , Protected Queries: 0 ], Cache Queries: [ total: 126890, independent: 32317, independent conditional: 6, independent unconditional: 32311, dependent: 744, dependent conditional: 84, dependent unconditional: 660, unknown: 93829, unknown conditional: 288, unknown unconditional: 93541] , Statistics on independence cache: Total cache size (in pairs): 91935, Positive cache size: 91586, Positive conditional cache size: 2, Positive unconditional cache size: 91584, Negative cache size: 349, Negative conditional cache size: 8, Negative unconditional cache size: 341, Unknown cache size: 74, Unknown conditional cache size: 18, Unknown unconditional cache size: 56, Eliminated conditions: 963, Maximal queried relation: 2, Independence queries for same thread: 2405 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 13620618, independent: 13071535, independent conditional: 12824239, independent unconditional: 247296, dependent: 543157, dependent conditional: 542265, dependent unconditional: 892, unknown: 5926, unknown conditional: 5838, unknown unconditional: 88] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13234847, independent: 13071535, independent conditional: 12824239, independent unconditional: 247296, dependent: 157386, dependent conditional: 156494, dependent unconditional: 892, unknown: 5926, unknown conditional: 5838, unknown unconditional: 88] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13234847, independent: 13071535, independent conditional: 12824239, independent unconditional: 247296, dependent: 157386, dependent conditional: 156494, dependent unconditional: 892, unknown: 5926, unknown conditional: 5838, unknown unconditional: 88] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13396937, independent: 13071535, independent conditional: 0, independent unconditional: 13071535, dependent: 313791, dependent conditional: 156405, dependent unconditional: 157386, unknown: 11611, unknown conditional: 5685, unknown unconditional: 5926] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13396937, independent: 13071535, independent conditional: 0, independent unconditional: 13071535, dependent: 313791, dependent conditional: 0, dependent unconditional: 313791, unknown: 11611, unknown conditional: 0, unknown unconditional: 11611] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13396937, independent: 13071535, independent conditional: 0, independent unconditional: 13071535, dependent: 313791, dependent conditional: 0, dependent unconditional: 313791, unknown: 11611, unknown conditional: 0, unknown unconditional: 11611] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 182706, independent: 181726, independent conditional: 0, independent unconditional: 181726, dependent: 892, dependent conditional: 0, dependent unconditional: 892, unknown: 88, unknown conditional: 0, unknown unconditional: 88] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 182706, independent: 181329, independent conditional: 0, independent unconditional: 181329, dependent: 1377, dependent conditional: 0, dependent unconditional: 1377, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1377, independent: 397, independent conditional: 0, independent unconditional: 397, dependent: 892, dependent conditional: 0, dependent unconditional: 892, unknown: 88, unknown conditional: 0, unknown unconditional: 88] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1377, independent: 397, independent conditional: 0, independent unconditional: 397, dependent: 892, dependent conditional: 0, dependent unconditional: 892, unknown: 88, unknown conditional: 0, unknown unconditional: 88] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98976, independent: 1084, independent conditional: 0, independent unconditional: 1084, dependent: 5326, dependent conditional: 0, dependent unconditional: 5326, unknown: 92566, unknown conditional: 0, unknown unconditional: 92566] , Protected Queries: 0 ], Cache Queries: [ total: 13396937, independent: 12889809, independent conditional: 0, independent unconditional: 12889809, dependent: 312899, dependent conditional: 0, dependent unconditional: 312899, unknown: 194229, unknown conditional: 0, unknown unconditional: 194229] , Statistics on independence cache: Total cache size (in pairs): 182618, Positive cache size: 181726, Positive conditional cache size: 0, Positive unconditional cache size: 181726, Negative cache size: 892, Negative conditional cache size: 0, Negative unconditional cache size: 892, Unknown cache size: 88, Unknown conditional cache size: 0, Unknown unconditional cache size: 88, Eliminated conditions: 162090, Maximal queried relation: 1, Independence queries for same thread: 385771 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 176.2s, Number of persistent set computation: 1130159, Number of trivial persistent sets: 701549, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 248276, independent: 247296, independent conditional: 0, independent unconditional: 247296, dependent: 892, dependent conditional: 0, dependent unconditional: 892, unknown: 88, unknown conditional: 0, unknown unconditional: 88] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 13620618, independent: 13071535, independent conditional: 12824239, independent unconditional: 247296, dependent: 543157, dependent conditional: 542265, dependent unconditional: 892, unknown: 5926, unknown conditional: 5838, unknown unconditional: 88] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13234847, independent: 13071535, independent conditional: 12824239, independent unconditional: 247296, dependent: 157386, dependent conditional: 156494, dependent unconditional: 892, unknown: 5926, unknown conditional: 5838, unknown unconditional: 88] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13234847, independent: 13071535, independent conditional: 12824239, independent unconditional: 247296, dependent: 157386, dependent conditional: 156494, dependent unconditional: 892, unknown: 5926, unknown conditional: 5838, unknown unconditional: 88] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13396937, independent: 13071535, independent conditional: 0, independent unconditional: 13071535, dependent: 313791, dependent conditional: 156405, dependent unconditional: 157386, unknown: 11611, unknown conditional: 5685, unknown unconditional: 5926] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13396937, independent: 13071535, independent conditional: 0, independent unconditional: 13071535, dependent: 313791, dependent conditional: 0, dependent unconditional: 313791, unknown: 11611, unknown conditional: 0, unknown unconditional: 11611] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13396937, independent: 13071535, independent conditional: 0, independent unconditional: 13071535, dependent: 313791, dependent conditional: 0, dependent unconditional: 313791, unknown: 11611, unknown conditional: 0, unknown unconditional: 11611] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 182706, independent: 181726, independent conditional: 0, independent unconditional: 181726, dependent: 892, dependent conditional: 0, dependent unconditional: 892, unknown: 88, unknown conditional: 0, unknown unconditional: 88] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 182706, independent: 181329, independent conditional: 0, independent unconditional: 181329, dependent: 1377, dependent conditional: 0, dependent unconditional: 1377, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1377, independent: 397, independent conditional: 0, independent unconditional: 397, dependent: 892, dependent conditional: 0, dependent unconditional: 892, unknown: 88, unknown conditional: 0, unknown unconditional: 88] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1377, independent: 397, independent conditional: 0, independent unconditional: 397, dependent: 892, dependent conditional: 0, dependent unconditional: 892, unknown: 88, unknown conditional: 0, unknown unconditional: 88] , SemanticIndependenceRelation.Query Time [ms]: [ total: 98976, independent: 1084, independent conditional: 0, independent unconditional: 1084, dependent: 5326, dependent conditional: 0, dependent unconditional: 5326, unknown: 92566, unknown conditional: 0, unknown unconditional: 92566] , Protected Queries: 0 ], Cache Queries: [ total: 13396937, independent: 12889809, independent conditional: 0, independent unconditional: 12889809, dependent: 312899, dependent conditional: 0, dependent unconditional: 312899, unknown: 194229, unknown conditional: 0, unknown unconditional: 194229] , Statistics on independence cache: Total cache size (in pairs): 182618, Positive cache size: 181726, Positive conditional cache size: 0, Positive unconditional cache size: 181726, Negative cache size: 892, Negative conditional cache size: 0, Negative unconditional cache size: 892, Unknown cache size: 88, Unknown conditional cache size: 0, Unknown unconditional cache size: 88, Eliminated conditions: 162090, Maximal queried relation: 1, Independence queries for same thread: 385771 - PositiveResult [Line: 999]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - TimeoutResultAtElement [Line: 999]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t3_funThread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 545 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 99.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 97.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1242 NumberOfCodeBlocks, 1242 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 1490 ConstructedInterpolants, 0 QuantifiedInterpolants, 1637 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1542 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 197/201 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 545 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t2_funThread1of2ForFork2 with 1 thread instances CFG has 10 procedures, 728 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 85.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 83.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1271 NumberOfCodeBlocks, 1271 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 1497 ConstructedInterpolants, 0 QuantifiedInterpolants, 1823 SizeOfPredicates, 4 NumberOfNonLiveVariables, 792 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 335/371 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t3_funThread1of2ForFork0 with 1 thread instances CFG has 10 procedures, 728 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 430.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 430.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 540 NumberOfCodeBlocks, 540 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 539 ConstructedInterpolants, 0 QuantifiedInterpolants, 539 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 1555/1555 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2023-05-20 10:51:21,569 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Forceful destruction successful, exit code 0 [2023-05-20 10:51:21,741 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Ended with exit code 0 [2023-05-20 10:51:21,924 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Ended with exit code 0 [2023-05-20 10:51:22,134 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-05-20 10:51:22,325 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 !ENTRY org.eclipse.osgi 4 0 2023-05-20 10:51:22.525 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a71aabe55/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:191) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a71aabe55/.metadata/.log.