/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-VarAbsGlobalSyntactic.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/weaver/popl20-more-array-sum2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-9868fc6-m [2022-11-15 15:14:57,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-15 15:14:57,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-15 15:14:57,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-15 15:14:57,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-15 15:14:57,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-15 15:14:57,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-15 15:14:57,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-15 15:14:57,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-15 15:14:57,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-15 15:14:57,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-15 15:14:57,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-15 15:14:57,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-15 15:14:57,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-15 15:14:57,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-15 15:14:57,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-15 15:14:57,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-15 15:14:57,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-15 15:14:57,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-15 15:14:57,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-15 15:14:57,373 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-15 15:14:57,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-15 15:14:57,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-15 15:14:57,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-15 15:14:57,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-15 15:14:57,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-15 15:14:57,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-15 15:14:57,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-15 15:14:57,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-15 15:14:57,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-15 15:14:57,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-15 15:14:57,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-15 15:14:57,382 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-15 15:14:57,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-15 15:14:57,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-15 15:14:57,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-15 15:14:57,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-15 15:14:57,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-15 15:14:57,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-15 15:14:57,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-15 15:14:57,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-15 15:14:57,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf [2022-11-15 15:14:57,405 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-15 15:14:57,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-15 15:14:57,406 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-15 15:14:57,406 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-15 15:14:57,406 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-15 15:14:57,407 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-15 15:14:57,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-15 15:14:57,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-15 15:14:57,407 INFO L138 SettingsManager]: * Use SBE=true [2022-11-15 15:14:57,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-15 15:14:57,408 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-15 15:14:57,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-15 15:14:57,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-15 15:14:57,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-15 15:14:57,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-15 15:14:57,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-15 15:14:57,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-15 15:14:57,409 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-15 15:14:57,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-15 15:14:57,409 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-15 15:14:57,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-15 15:14:57,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-15 15:14:57,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-15 15:14:57,409 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-15 15:14:57,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-15 15:14:57,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-15 15:14:57,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-15 15:14:57,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-15 15:14:57,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-15 15:14:57,410 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-15 15:14:57,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-15 15:14:57,410 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-15 15:14:57,411 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-15 15:14:57,411 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-15 15:14:57,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-15 15:14:57,411 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-15 15:14:57,411 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-15 15:14:57,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-15 15:14:57,411 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-11-15 15:14:57,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-15 15:14:57,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-15 15:14:57,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-15 15:14:57,615 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-15 15:14:57,616 INFO L275 PluginConnector]: CDTParser initialized [2022-11-15 15:14:57,618 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-array-sum2.wvr.c [2022-11-15 15:14:57,683 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc35f90e1/ff35ca4275264dc38f493790375d5b47/FLAG83afb996b [2022-11-15 15:14:58,022 INFO L306 CDTParser]: Found 1 translation units. [2022-11-15 15:14:58,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum2.wvr.c [2022-11-15 15:14:58,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc35f90e1/ff35ca4275264dc38f493790375d5b47/FLAG83afb996b [2022-11-15 15:14:58,447 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc35f90e1/ff35ca4275264dc38f493790375d5b47 [2022-11-15 15:14:58,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-15 15:14:58,450 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-15 15:14:58,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-15 15:14:58,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-15 15:14:58,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-15 15:14:58,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5878be70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58, skipping insertion in model container [2022-11-15 15:14:58,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-15 15:14:58,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-15 15:14:58,661 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2022-11-15 15:14:58,667 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-15 15:14:58,674 INFO L203 MainTranslator]: Completed pre-run [2022-11-15 15:14:58,695 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum2.wvr.c[2599,2612] [2022-11-15 15:14:58,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-15 15:14:58,710 INFO L208 MainTranslator]: Completed translation [2022-11-15 15:14:58,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58 WrapperNode [2022-11-15 15:14:58,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-15 15:14:58,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-15 15:14:58,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-15 15:14:58,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-15 15:14:58,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,763 INFO L138 Inliner]: procedures = 25, calls = 52, calls flagged for inlining = 16, calls inlined = 28, statements flattened = 365 [2022-11-15 15:14:58,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-15 15:14:58,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-15 15:14:58,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-15 15:14:58,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-15 15:14:58,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,815 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-15 15:14:58,821 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-15 15:14:58,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-15 15:14:58,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-15 15:14:58,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58" (1/1) ... [2022-11-15 15:14:58,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-15 15:14:58,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 15:14:58,872 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) [2022-11-15 15:14:58,874 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 [2022-11-15 15:14:58,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-15 15:14:58,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-15 15:14:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-15 15:14:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-15 15:14:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-15 15:14:58,903 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-15 15:14:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-15 15:14:58,903 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-15 15:14:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-15 15:14:58,903 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-15 15:14:58,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-15 15:14:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-15 15:14:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-15 15:14:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-15 15:14:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-15 15:14:58,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-15 15:14:58,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-15 15:14:58,906 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-15 15:14:58,999 INFO L235 CfgBuilder]: Building ICFG [2022-11-15 15:14:59,000 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-15 15:14:59,589 INFO L276 CfgBuilder]: Performing block encoding [2022-11-15 15:15:00,616 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-15 15:15:00,616 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-15 15:15:00,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 03:15:00 BoogieIcfgContainer [2022-11-15 15:15:00,619 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-15 15:15:00,621 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-15 15:15:00,621 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-15 15:15:00,624 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-15 15:15:00,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 03:14:58" (1/3) ... [2022-11-15 15:15:00,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e6c3bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 03:15:00, skipping insertion in model container [2022-11-15 15:15:00,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 03:14:58" (2/3) ... [2022-11-15 15:15:00,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e6c3bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 03:15:00, skipping insertion in model container [2022-11-15 15:15:00,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 03:15:00" (3/3) ... [2022-11-15 15:15:00,626 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum2.wvr.c [2022-11-15 15:15:00,635 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-15 15:15:00,643 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-15 15:15:00,643 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 46 error locations. [2022-11-15 15:15:00,644 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-15 15:15:01,074 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-11-15 15:15:01,126 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-15 15:15:01,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-15 15:15:01,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 15:15:01,134 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) [2022-11-15 15:15:01,136 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 [2022-11-15 15:15:01,164 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-15 15:15:01,174 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork1 ======== [2022-11-15 15:15:01,180 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;@32be4dac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-15 15:15:01,180 INFO L358 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2022-11-15 15:15:03,195 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-11-15 15:15:03,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 15:15:03,200 INFO L85 PathProgramCache]: Analyzing trace with hash -995941751, now seen corresponding path program 1 times [2022-11-15 15:15:03,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 15:15:03,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709136416] [2022-11-15 15:15:03,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 15:15:03,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 15:15:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 15:15:03,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 15:15:03,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 15:15:03,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709136416] [2022-11-15 15:15:03,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709136416] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 15:15:03,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 15:15:03,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-15 15:15:03,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674539861] [2022-11-15 15:15:03,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 15:15:03,437 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-15 15:15:03,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 15:15:03,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-15 15:15:03,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-15 15:15:03,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:03,464 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 15:15:03,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 52.5) internal successors, (105), 2 states have internal predecessors, (105), 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) [2022-11-15 15:15:03,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:03,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:03,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-15 15:15:03,532 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-11-15 15:15:03,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 15:15:03,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1962345758, now seen corresponding path program 1 times [2022-11-15 15:15:03,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 15:15:03,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485803837] [2022-11-15 15:15:03,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 15:15:03,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 15:15:03,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 15:15:04,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 15:15:04,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 15:15:04,039 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485803837] [2022-11-15 15:15:04,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485803837] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 15:15:04,040 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 15:15:04,040 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-15 15:15:04,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131710350] [2022-11-15 15:15:04,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 15:15:04,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-15 15:15:04,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 15:15:04,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-15 15:15:04,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-11-15 15:15:04,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:04,046 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 15:15:04,046 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.0) internal successors, (100), 10 states have internal predecessors, (100), 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) [2022-11-15 15:15:04,046 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:04,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:05,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:05,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-15 15:15:05,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-15 15:15:05,136 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-11-15 15:15:05,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 15:15:05,136 INFO L85 PathProgramCache]: Analyzing trace with hash -804909651, now seen corresponding path program 1 times [2022-11-15 15:15:05,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 15:15:05,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713665064] [2022-11-15 15:15:05,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 15:15:05,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 15:15:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 15:15:05,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 15:15:05,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 15:15:05,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713665064] [2022-11-15 15:15:05,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713665064] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-15 15:15:05,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [860734678] [2022-11-15 15:15:05,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 15:15:05,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 15:15:05,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 15:15:05,635 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) [2022-11-15 15:15:05,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-15 15:15:06,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 15:15:06,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-15 15:15:06,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-15 15:15:06,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 15:15:06,313 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-15 15:15:06,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-15 15:15:06,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [860734678] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-15 15:15:06,574 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-15 15:15:06,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 25 [2022-11-15 15:15:06,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074174581] [2022-11-15 15:15:06,575 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-15 15:15:06,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-11-15 15:15:06,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 15:15:06,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-11-15 15:15:06,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2022-11-15 15:15:06,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:06,580 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 15:15:06,580 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 7.12) internal successors, (178), 25 states have internal predecessors, (178), 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) [2022-11-15 15:15:06,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:06,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-15 15:15:06,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:07,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:07,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-15 15:15:07,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-15 15:15:07,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-15 15:15:07,986 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,SelfDestructingSolverStorable2 [2022-11-15 15:15:07,987 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-11-15 15:15:07,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 15:15:07,987 INFO L85 PathProgramCache]: Analyzing trace with hash 464723778, now seen corresponding path program 2 times [2022-11-15 15:15:07,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 15:15:07,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639186237] [2022-11-15 15:15:07,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 15:15:07,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 15:15:08,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 15:15:09,028 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-15 15:15:09,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 15:15:09,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639186237] [2022-11-15 15:15:09,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639186237] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-15 15:15:09,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1005228645] [2022-11-15 15:15:09,029 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-15 15:15:09,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 15:15:09,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 15:15:09,032 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) [2022-11-15 15:15:09,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-15 15:15:09,334 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-15 15:15:09,334 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-15 15:15:09,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 35 conjunts are in the unsatisfiable core [2022-11-15 15:15:09,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-15 15:15:09,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-15 15:15:09,807 INFO L321 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-11-15 15:15:09,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-11-15 15:15:10,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-15 15:15:10,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-15 15:15:10,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-15 15:15:10,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-15 15:15:10,128 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-15 15:15:10,128 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-15 15:15:12,418 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_111 Int) (v_ArrVal_113 (Array Int Int)) (v_ArrVal_114 (Array Int Int))) (< 0 (+ (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* 4 |c_ULTIMATE.start_create_fresh_int_array_~i~3#1|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) v_ArrVal_111)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_113) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_114) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) 9223372039002259456))) is different from false [2022-11-15 15:15:13,167 INFO L321 Elim1Store]: treesize reduction 29, result has 46.3 percent of original size [2022-11-15 15:15:13,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 40 [2022-11-15 15:15:13,184 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-15 15:15:13,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 142 treesize of output 136 [2022-11-15 15:15:13,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 57 [2022-11-15 15:15:13,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 110 [2022-11-15 15:15:15,719 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 5 not checked. [2022-11-15 15:15:15,719 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1005228645] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-15 15:15:15,719 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-15 15:15:15,720 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 47 [2022-11-15 15:15:15,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679791303] [2022-11-15 15:15:15,720 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-15 15:15:15,720 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-11-15 15:15:15,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 15:15:15,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-11-15 15:15:15,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=1936, Unknown=35, NotChecked=90, Total=2256 [2022-11-15 15:15:15,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:15,723 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 15:15:15,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 6.0212765957446805) internal successors, (283), 48 states have internal predecessors, (283), 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) [2022-11-15 15:15:15,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:15,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-15 15:15:15,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-15 15:15:15,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:18,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:18,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-15 15:15:18,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-15 15:15:18,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-15 15:15:18,837 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-15 15:15:19,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 15:15:19,032 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-11-15 15:15:19,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 15:15:19,032 INFO L85 PathProgramCache]: Analyzing trace with hash 464723781, now seen corresponding path program 1 times [2022-11-15 15:15:19,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 15:15:19,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592442532] [2022-11-15 15:15:19,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 15:15:19,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 15:15:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 15:15:20,161 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-15 15:15:20,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 15:15:20,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592442532] [2022-11-15 15:15:20,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592442532] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-15 15:15:20,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886910007] [2022-11-15 15:15:20,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 15:15:20,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 15:15:20,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 15:15:20,168 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-15 15:15:20,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-15 15:15:20,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 15:15:20,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-15 15:15:20,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-15 15:15:20,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-15 15:15:20,996 INFO L321 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-11-15 15:15:20,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-11-15 15:15:21,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-15 15:15:21,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-15 15:15:21,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-15 15:15:21,240 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-15 15:15:21,286 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-15 15:15:21,286 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-15 15:15:21,356 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_164 (Array Int Int))) (<= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_164) c_~B~0.base) c_~B~0.offset) 4294967295)) is different from false [2022-11-15 15:15:21,616 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_164 (Array Int Int)) (v_ArrVal_161 Int) (v_ArrVal_163 (Array Int Int))) (<= (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* 4 |c_ULTIMATE.start_create_fresh_int_array_~i~3#1|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) v_ArrVal_161)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_163) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_164) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) 4294967295)) is different from false [2022-11-15 15:15:23,798 WARN L833 $PredicateComparison]: unable to prove that (forall ((|v_ULTIMATE.start_create_fresh_int_array_~i~3#1_30| Int) (v_ArrVal_164 (Array Int Int)) (v_ArrVal_161 Int) (v_ArrVal_163 (Array Int Int))) (or (< |v_ULTIMATE.start_create_fresh_int_array_~i~3#1_30| (+ |c_ULTIMATE.start_create_fresh_int_array_~i~3#1| 1)) (<= (select (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| (store (select |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) (+ (* |v_ULTIMATE.start_create_fresh_int_array_~i~3#1_30| 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) v_ArrVal_161)) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_163) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_164) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) 4294967295))) is different from false [2022-11-15 15:15:23,826 INFO L321 Elim1Store]: treesize reduction 29, result has 46.3 percent of original size [2022-11-15 15:15:23,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 38 [2022-11-15 15:15:23,833 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-15 15:15:23,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 126 treesize of output 120 [2022-11-15 15:15:23,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 98 [2022-11-15 15:15:23,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2022-11-15 15:15:24,297 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 7 not checked. [2022-11-15 15:15:24,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [886910007] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-15 15:15:24,297 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-15 15:15:24,297 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 47 [2022-11-15 15:15:24,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543435719] [2022-11-15 15:15:24,298 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-15 15:15:24,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-11-15 15:15:24,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 15:15:24,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-11-15 15:15:24,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=1778, Unknown=28, NotChecked=264, Total=2256 [2022-11-15 15:15:24,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:24,301 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 15:15:24,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 47 states have (on average 6.0212765957446805) internal successors, (283), 48 states have internal predecessors, (283), 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) [2022-11-15 15:15:24,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:24,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-11-15 15:15:24,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-15 15:15:24,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-15 15:15:24,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 15:15:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-15 15:15:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-15 15:15:26,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-15 15:15:26,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-15 15:15:26,967 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-15 15:15:27,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 15:15:27,161 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW === [thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2022-11-15 15:15:27,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 15:15:27,161 INFO L85 PathProgramCache]: Analyzing trace with hash 464723782, now seen corresponding path program 1 times [2022-11-15 15:15:27,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 15:15:27,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418127141] [2022-11-15 15:15:27,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 15:15:27,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 15:15:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 15:15:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-15 15:15:29,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 15:15:29,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418127141] [2022-11-15 15:15:29,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418127141] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-15 15:15:29,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1379855570] [2022-11-15 15:15:29,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 15:15:29,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 15:15:29,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-15 15:15:29,277 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-15 15:15:29,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-15 15:15:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 15:15:29,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-15 15:15:29,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-15 15:15:29,672 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-15 15:15:29,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-15 15:15:30,046 INFO L321 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2022-11-15 15:15:30,047 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-11-15 15:15:30,430 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-11-15 15:15:30,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-11-15 15:15:30,561 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-15 15:15:30,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-15 15:15:30,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-15 15:15:30,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-15 15:15:30,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-15 15:15:30,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-15 15:15:30,930 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-15 15:15:30,930 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-15 15:15:33,219 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_217 (Array Int Int)) (~B~0.offset Int) (~B~0.base Int)) (let ((.cse1 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_217))) (let ((.cse0 (select (select .cse1 ~B~0.base) ~B~0.offset))) (or (< .cse0 0) (<= (+ (select (select .cse1 c_~A~0.base) c_~A~0.offset) .cse0) 2147483647) (< 0 .cse0))))) (forall ((v_ArrVal_217 (Array Int Int)) (~B~0.offset Int) (~B~0.base Int)) (let ((.cse3 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_217))) (let ((.cse2 (select (select .cse3 ~B~0.base) ~B~0.offset))) (or (< (+ 9223372039002259455 .cse2) 0) (<= (+ (select (select .cse3 c_~A~0.base) c_~A~0.offset) .cse2) 2147483647) (<= 0 .cse2)))))) is different from false [2022-11-15 15:15:36,203 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_216 (Array Int Int)) (v_ArrVal_215 (Array Int Int)) (v_ArrVal_217 (Array Int Int)) (~B~0.offset Int) (~B~0.base Int)) (let ((.cse0 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| v_ArrVal_215) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_216) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_217))) (let ((.cse1 (select (select .cse0 ~B~0.base) ~B~0.offset))) (or (<= (+ (select (select .cse0 c_~A~0.base) c_~A~0.offset) .cse1) 2147483647) (<= 0 .cse1) (< (+ 9223372039002259455 .cse1) 0))))) (forall ((v_ArrVal_216 (Array Int Int)) (v_ArrVal_215 (Array Int Int)) (v_ArrVal_217 (Array Int Int)) (~B~0.offset Int) (~B~0.base Int)) (let ((.cse3 (store (store (store |c_#memory_int| |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base| v_ArrVal_215) |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_216) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_217))) (let ((.cse2 (select (select .cse3 ~B~0.base) ~B~0.offset))) (or (< .cse2 0) (<= (+ (select (select .cse3 c_~A~0.base) c_~A~0.offset) .cse2) 2147483647) (< 0 .cse2)))))) is different from false [2022-11-15 15:15:59,118 INFO L321 Elim1Store]: treesize reduction 40, result has 62.6 percent of original size [2022-11-15 15:15:59,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 305 treesize of output 229 [2022-11-15 15:15:59,232 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-15 15:15:59,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 32725 treesize of output 31558 [2022-11-15 15:15:59,425 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-15 15:15:59,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31471 treesize of output 30392 [2022-11-15 15:15:59,600 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-15 15:15:59,602 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30383 treesize of output 30120 [2022-11-15 15:15:59,848 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-15 15:15:59,849 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30111 treesize of output 29576 [2022-11-15 15:16:00,105 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-15 15:16:00,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29587 treesize of output 29411 [2022-11-15 15:16:00,293 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-15 15:16:00,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29367 treesize of output 28832 [2022-11-15 15:16:00,479 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-15 15:16:00,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28823 treesize of output 27744 [2022-11-15 15:16:00,680 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-15 15:16:00,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27735 treesize of output 25568 Received shutdown request... [2022-11-15 15:28:11,543 WARN L249 SmtUtils]: Removed 2 from assertion stack [2022-11-15 15:28:11,546 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 14 remaining) [2022-11-15 15:28:11,552 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-11-15 15:28:11,583 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 [2022-11-15 15:28:11,584 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 [2022-11-15 15:28:11,584 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-11-15 15:28:11,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-15 15:28:11,751 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. [2022-11-15 15:28:11,753 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 14 remaining) [2022-11-15 15:28:11,753 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 14 remaining) [2022-11-15 15:28:11,753 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 14 remaining) [2022-11-15 15:28:11,753 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 14 remaining) [2022-11-15 15:28:11,753 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 14 remaining) [2022-11-15 15:28:11,753 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 14 remaining) [2022-11-15 15:28:11,753 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 14 remaining) [2022-11-15 15:28:11,754 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 14 remaining) [2022-11-15 15:28:11,754 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 14 remaining) [2022-11-15 15:28:11,754 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 14 remaining) [2022-11-15 15:28:11,754 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 14 remaining) [2022-11-15 15:28:11,754 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 14 remaining) [2022-11-15 15:28:11,755 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread2Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 14 remaining) [2022-11-15 15:28:11,761 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2022-11-15 15:28:11,762 INFO L307 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork1 was TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT (1/4) [2022-11-15 15:28:11,765 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-15 15:28:11,765 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-15 15:28:11,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 03:28:11 BasicIcfg [2022-11-15 15:28:11,772 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-15 15:28:11,773 INFO L158 Benchmark]: Toolchain (without parser) took 793322.44ms. Allocated memory was 191.9MB in the beginning and 902.8MB in the end (delta: 710.9MB). Free memory was 159.0MB in the beginning and 826.4MB in the end (delta: -667.5MB). Peak memory consumption was 597.5MB. Max. memory is 8.0GB. [2022-11-15 15:28:11,773 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 191.9MB. Free memory is still 145.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-15 15:28:11,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.24ms. Allocated memory was 191.9MB in the beginning and 295.7MB in the end (delta: 103.8MB). Free memory was 158.7MB in the beginning and 262.2MB in the end (delta: -103.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-11-15 15:28:11,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.64ms. Allocated memory is still 295.7MB. Free memory was 262.2MB in the beginning and 259.3MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-11-15 15:28:11,774 INFO L158 Benchmark]: Boogie Preprocessor took 55.81ms. Allocated memory is still 295.7MB. Free memory was 259.3MB in the beginning and 257.0MB in the end (delta: 2.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-11-15 15:28:11,774 INFO L158 Benchmark]: RCFGBuilder took 1798.54ms. Allocated memory is still 295.7MB. Free memory was 257.0MB in the beginning and 135.6MB in the end (delta: 121.4MB). Peak memory consumption was 121.6MB. Max. memory is 8.0GB. [2022-11-15 15:28:11,774 INFO L158 Benchmark]: TraceAbstraction took 791151.33ms. Allocated memory was 295.7MB in the beginning and 902.8MB in the end (delta: 607.1MB). Free memory was 134.5MB in the beginning and 826.4MB in the end (delta: -691.9MB). Peak memory consumption was 469.6MB. Max. memory is 8.0GB. [2022-11-15 15:28:11,776 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 191.9MB. Free memory is still 145.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 260.24ms. Allocated memory was 191.9MB in the beginning and 295.7MB in the end (delta: 103.8MB). Free memory was 158.7MB in the beginning and 262.2MB in the end (delta: -103.5MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 51.64ms. Allocated memory is still 295.7MB. Free memory was 262.2MB in the beginning and 259.3MB in the end (delta: 2.9MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 55.81ms. Allocated memory is still 295.7MB. Free memory was 259.3MB in the beginning and 257.0MB in the end (delta: 2.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1798.54ms. Allocated memory is still 295.7MB. Free memory was 257.0MB in the beginning and 135.6MB in the end (delta: 121.4MB). Peak memory consumption was 121.6MB. Max. memory is 8.0GB. * TraceAbstraction took 791151.33ms. Allocated memory was 295.7MB in the beginning and 902.8MB in the end (delta: 607.1MB). Free memory was 134.5MB in the beginning and 826.4MB in the end (delta: -691.9MB). Peak memory consumption was 469.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1807, independent: 1712, independent conditional: 43, independent unconditional: 1669, dependent: 95, dependent conditional: 89, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19865, independent: 17417, independent conditional: 1147, independent unconditional: 16270, dependent: 2448, dependent conditional: 2404, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17613, independent: 17417, independent conditional: 0, independent unconditional: 17417, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5239, independent: 5210, independent conditional: 0, independent unconditional: 5210, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17613, independent: 12207, independent conditional: 0, independent unconditional: 12207, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 5239, unknown conditional: 0, unknown unconditional: 5239] , Statistics on independence cache: Total cache size (in pairs): 1537, Positive cache size: 1531, Positive conditional cache size: 0, Positive unconditional cache size: 1531, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 89, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1803, independent: 1708, independent conditional: 39, independent unconditional: 1669, dependent: 95, dependent conditional: 89, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19865, independent: 17417, independent conditional: 1147, independent unconditional: 16270, dependent: 2448, dependent conditional: 2404, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17613, independent: 17417, independent conditional: 0, independent unconditional: 17417, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5239, independent: 5210, independent conditional: 0, independent unconditional: 5210, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17613, independent: 12207, independent conditional: 0, independent unconditional: 12207, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 5239, unknown conditional: 0, unknown unconditional: 5239] , Statistics on independence cache: Total cache size (in pairs): 1537, Positive cache size: 1531, Positive conditional cache size: 0, Positive unconditional cache size: 1531, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 178, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3677, independent: 3382, independent conditional: 149, independent unconditional: 3233, dependent: 295, dependent conditional: 287, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19865, independent: 17417, independent conditional: 1147, independent unconditional: 16270, dependent: 2448, dependent conditional: 2404, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17613, independent: 17417, independent conditional: 0, independent unconditional: 17417, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5239, independent: 5210, independent conditional: 0, independent unconditional: 5210, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17613, independent: 12207, independent conditional: 0, independent unconditional: 12207, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 5239, unknown conditional: 0, unknown unconditional: 5239] , Statistics on independence cache: Total cache size (in pairs): 3575, Positive cache size: 3558, Positive conditional cache size: 0, Positive unconditional cache size: 3558, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 449, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4098, independent: 3507, independent conditional: 274, independent unconditional: 3233, dependent: 591, dependent conditional: 583, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19865, independent: 17417, independent conditional: 1147, independent unconditional: 16270, dependent: 2448, dependent conditional: 2404, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17613, independent: 17417, independent conditional: 0, independent unconditional: 17417, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5239, independent: 5210, independent conditional: 0, independent unconditional: 5210, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17613, independent: 12207, independent conditional: 0, independent unconditional: 12207, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 5239, unknown conditional: 0, unknown unconditional: 5239] , Statistics on independence cache: Total cache size (in pairs): 3575, Positive cache size: 3558, Positive conditional cache size: 0, Positive unconditional cache size: 3558, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 992, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4098, independent: 3507, independent conditional: 274, independent unconditional: 3233, dependent: 591, dependent conditional: 583, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19865, independent: 17417, independent conditional: 1147, independent unconditional: 16270, dependent: 2448, dependent conditional: 2404, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17613, independent: 17417, independent conditional: 0, independent unconditional: 17417, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5239, independent: 5210, independent conditional: 0, independent unconditional: 5210, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17613, independent: 12207, independent conditional: 0, independent unconditional: 12207, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 5239, unknown conditional: 0, unknown unconditional: 5239] , Statistics on independence cache: Total cache size (in pairs): 5239, Positive cache size: 5210, Positive conditional cache size: 0, Positive unconditional cache size: 5210, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 1535, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 4382, independent: 3601, independent conditional: 368, independent unconditional: 3233, dependent: 781, dependent conditional: 773, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19865, independent: 17417, independent conditional: 1147, independent unconditional: 16270, dependent: 2448, dependent conditional: 2404, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17613, independent: 17417, independent conditional: 0, independent unconditional: 17417, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5239, independent: 5210, independent conditional: 0, independent unconditional: 5210, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17613, independent: 12207, independent conditional: 0, independent unconditional: 12207, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 5239, unknown conditional: 0, unknown unconditional: 5239] , Statistics on independence cache: Total cache size (in pairs): 5239, Positive cache size: 5210, Positive conditional cache size: 0, Positive unconditional cache size: 5210, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 2252, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.0s, Number of persistent set computation: 105, Number of trivial persistent sets: 97, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1807, independent: 1712, independent conditional: 43, independent unconditional: 1669, dependent: 95, dependent conditional: 89, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19865, independent: 17417, independent conditional: 1147, independent unconditional: 16270, dependent: 2448, dependent conditional: 2404, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17613, independent: 17417, independent conditional: 0, independent unconditional: 17417, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5239, independent: 5210, independent conditional: 0, independent unconditional: 5210, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17613, independent: 12207, independent conditional: 0, independent unconditional: 12207, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 5239, unknown conditional: 0, unknown unconditional: 5239] , Statistics on independence cache: Total cache size (in pairs): 1537, Positive cache size: 1531, Positive conditional cache size: 0, Positive unconditional cache size: 1531, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 89, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 105, Number of trivial persistent sets: 97, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1803, independent: 1708, independent conditional: 39, independent unconditional: 1669, dependent: 95, dependent conditional: 89, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19865, independent: 17417, independent conditional: 1147, independent unconditional: 16270, dependent: 2448, dependent conditional: 2404, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17613, independent: 17417, independent conditional: 0, independent unconditional: 17417, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5239, independent: 5210, independent conditional: 0, independent unconditional: 5210, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17613, independent: 12207, independent conditional: 0, independent unconditional: 12207, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 5239, unknown conditional: 0, unknown unconditional: 5239] , Statistics on independence cache: Total cache size (in pairs): 1537, Positive cache size: 1531, Positive conditional cache size: 0, Positive unconditional cache size: 1531, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 178, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 158, Number of trivial persistent sets: 134, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 3677, independent: 3382, independent conditional: 149, independent unconditional: 3233, dependent: 295, dependent conditional: 287, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19865, independent: 17417, independent conditional: 1147, independent unconditional: 16270, dependent: 2448, dependent conditional: 2404, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17613, independent: 17417, independent conditional: 0, independent unconditional: 17417, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5239, independent: 5210, independent conditional: 0, independent unconditional: 5210, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17613, independent: 12207, independent conditional: 0, independent unconditional: 12207, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 5239, unknown conditional: 0, unknown unconditional: 5239] , Statistics on independence cache: Total cache size (in pairs): 3575, Positive cache size: 3558, Positive conditional cache size: 0, Positive unconditional cache size: 3558, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 449, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 158, Number of trivial persistent sets: 134, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 4098, independent: 3507, independent conditional: 274, independent unconditional: 3233, dependent: 591, dependent conditional: 583, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19865, independent: 17417, independent conditional: 1147, independent unconditional: 16270, dependent: 2448, dependent conditional: 2404, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17613, independent: 17417, independent conditional: 0, independent unconditional: 17417, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5239, independent: 5210, independent conditional: 0, independent unconditional: 5210, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17613, independent: 12207, independent conditional: 0, independent unconditional: 12207, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 5239, unknown conditional: 0, unknown unconditional: 5239] , Statistics on independence cache: Total cache size (in pairs): 3575, Positive cache size: 3558, Positive conditional cache size: 0, Positive unconditional cache size: 3558, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 992, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1.1s, Number of persistent set computation: 158, Number of trivial persistent sets: 134, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 4098, independent: 3507, independent conditional: 274, independent unconditional: 3233, dependent: 591, dependent conditional: 583, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19865, independent: 17417, independent conditional: 1147, independent unconditional: 16270, dependent: 2448, dependent conditional: 2404, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17613, independent: 17417, independent conditional: 0, independent unconditional: 17417, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5239, independent: 5210, independent conditional: 0, independent unconditional: 5210, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17613, independent: 12207, independent conditional: 0, independent unconditional: 12207, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 5239, unknown conditional: 0, unknown unconditional: 5239] , Statistics on independence cache: Total cache size (in pairs): 5239, Positive cache size: 5210, Positive conditional cache size: 0, Positive unconditional cache size: 5210, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 1535, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 158, Number of trivial persistent sets: 134, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 4382, independent: 3601, independent conditional: 368, independent unconditional: 3233, dependent: 781, dependent conditional: 773, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19865, independent: 17417, independent conditional: 1147, independent unconditional: 16270, dependent: 2448, dependent conditional: 2404, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17613, independent: 17417, independent conditional: 0, independent unconditional: 17417, dependent: 196, dependent conditional: 0, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 5239, independent: 5210, independent conditional: 0, independent unconditional: 5210, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17613, independent: 12207, independent conditional: 0, independent unconditional: 12207, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 5239, unknown conditional: 0, unknown unconditional: 5239] , Statistics on independence cache: Total cache size (in pairs): 5239, Positive cache size: 5210, Positive conditional cache size: 0, Positive unconditional cache size: 5210, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Independence queries for same thread: 2252, Statistics for Abstraction: - TimeoutResultAtElement [Line: 116]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 116]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 116]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 116]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 58]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - TimeoutResultAtElement [Line: 58]: Timeout (TraceAbstraction) Unable to prove that integer overflow can never occur Cancelled while PartialOrderCegarLoop was analyzing trace of length 137 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 3 for 2ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 311 locations, 91 error locations. Started 1 CEGAR loops. OverallTime: 790.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 10.1s, 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: 101, 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, 13.8s InterpolantComputationTime, 985 NumberOfCodeBlocks, 985 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1364 ConstructedInterpolants, 72 QuantifiedInterpolants, 11205 SizeOfPredicates, 45 NumberOfNonLiveVariables, 907 ConjunctsInSsa, 80 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 69/138 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