/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por LOOP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-dot-product-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-20 17:13:14,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-20 17:13:14,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-20 17:13:14,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-20 17:13:14,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-20 17:13:14,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-20 17:13:14,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-20 17:13:14,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-20 17:13:14,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-20 17:13:15,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-20 17:13:15,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-20 17:13:15,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-20 17:13:15,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-20 17:13:15,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-20 17:13:15,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-20 17:13:15,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-20 17:13:15,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-20 17:13:15,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-20 17:13:15,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-20 17:13:15,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-20 17:13:15,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-20 17:13:15,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-20 17:13:15,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-20 17:13:15,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-20 17:13:15,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-20 17:13:15,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-20 17:13:15,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-20 17:13:15,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-20 17:13:15,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-20 17:13:15,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-20 17:13:15,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-20 17:13:15,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-20 17:13:15,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-20 17:13:15,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-20 17:13:15,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-20 17:13:15,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-20 17:13:15,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-20 17:13:15,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-20 17:13:15,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-20 17:13:15,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-20 17:13:15,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-20 17:13:15,039 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-20 17:13:15,067 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-20 17:13:15,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-20 17:13:15,068 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-20 17:13:15,068 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-20 17:13:15,069 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-20 17:13:15,069 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-20 17:13:15,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-20 17:13:15,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-20 17:13:15,070 INFO L138 SettingsManager]: * Use SBE=true [2023-05-20 17:13:15,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-20 17:13:15,071 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-20 17:13:15,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-20 17:13:15,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-20 17:13:15,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-20 17:13:15,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-20 17:13:15,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-20 17:13:15,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-20 17:13:15,072 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-20 17:13:15,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-20 17:13:15,072 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-20 17:13:15,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-20 17:13:15,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-20 17:13:15,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-20 17:13:15,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-20 17:13:15,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-20 17:13:15,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 17:13:15,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-20 17:13:15,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-20 17:13:15,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-20 17:13:15,075 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-20 17:13:15,075 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-20 17:13:15,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-20 17:13:15,075 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-20 17:13:15,076 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-20 17:13:15,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-20 17:13:15,076 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-20 17:13:15,076 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP [2023-05-20 17:13:15,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-20 17:13:15,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-20 17:13:15,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-20 17:13:15,328 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-20 17:13:15,329 INFO L275 PluginConnector]: CDTParser initialized [2023-05-20 17:13:15,330 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-dot-product-alt.wvr.c [2023-05-20 17:13:15,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72b05f1b0/6afeaf170a33474ebb8f39213668b342/FLAGf5f6cecbc [2023-05-20 17:13:15,789 INFO L306 CDTParser]: Found 1 translation units. [2023-05-20 17:13:15,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-dot-product-alt.wvr.c [2023-05-20 17:13:15,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72b05f1b0/6afeaf170a33474ebb8f39213668b342/FLAGf5f6cecbc [2023-05-20 17:13:15,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72b05f1b0/6afeaf170a33474ebb8f39213668b342 [2023-05-20 17:13:15,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-20 17:13:15,829 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-20 17:13:15,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-20 17:13:15,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-20 17:13:15,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-20 17:13:15,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 05:13:15" (1/1) ... [2023-05-20 17:13:15,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@93f4c58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:15, skipping insertion in model container [2023-05-20 17:13:15,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.05 05:13:15" (1/1) ... [2023-05-20 17:13:15,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-20 17:13:15,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-20 17:13:16,124 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-dot-product-alt.wvr.c[3182,3195] [2023-05-20 17:13:16,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 17:13:16,142 INFO L203 MainTranslator]: Completed pre-run [2023-05-20 17:13:16,183 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-bad-dot-product-alt.wvr.c[3182,3195] [2023-05-20 17:13:16,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-20 17:13:16,200 INFO L208 MainTranslator]: Completed translation [2023-05-20 17:13:16,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16 WrapperNode [2023-05-20 17:13:16,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-20 17:13:16,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-20 17:13:16,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-20 17:13:16,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-20 17:13:16,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16" (1/1) ... [2023-05-20 17:13:16,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16" (1/1) ... [2023-05-20 17:13:16,259 INFO L138 Inliner]: procedures = 28, calls = 74, calls flagged for inlining = 18, calls inlined = 26, statements flattened = 362 [2023-05-20 17:13:16,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-20 17:13:16,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-20 17:13:16,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-20 17:13:16,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-20 17:13:16,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16" (1/1) ... [2023-05-20 17:13:16,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16" (1/1) ... [2023-05-20 17:13:16,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16" (1/1) ... [2023-05-20 17:13:16,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16" (1/1) ... [2023-05-20 17:13:16,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16" (1/1) ... [2023-05-20 17:13:16,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16" (1/1) ... [2023-05-20 17:13:16,301 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16" (1/1) ... [2023-05-20 17:13:16,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16" (1/1) ... [2023-05-20 17:13:16,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-20 17:13:16,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-20 17:13:16,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-20 17:13:16,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-20 17:13:16,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16" (1/1) ... [2023-05-20 17:13:16,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-20 17:13:16,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:13:16,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-05-20 17:13:16,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-05-20 17:13:16,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-20 17:13:16,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-05-20 17:13:16,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-20 17:13:16,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-20 17:13:16,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-20 17:13:16,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-05-20 17:13:16,380 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-20 17:13:16,380 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-20 17:13:16,380 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-20 17:13:16,380 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-20 17:13:16,380 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-20 17:13:16,380 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-20 17:13:16,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-20 17:13:16,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-20 17:13:16,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-20 17:13:16,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-20 17:13:16,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-20 17:13:16,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-20 17:13:16,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-20 17:13:16,383 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-20 17:13:16,508 INFO L235 CfgBuilder]: Building ICFG [2023-05-20 17:13:16,509 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-20 17:13:17,044 INFO L276 CfgBuilder]: Performing block encoding [2023-05-20 17:13:17,198 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-20 17:13:17,210 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2023-05-20 17:13:17,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 05:13:17 BoogieIcfgContainer [2023-05-20 17:13:17,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-20 17:13:17,216 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-20 17:13:17,216 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-20 17:13:17,219 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-20 17:13:17,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.05 05:13:15" (1/3) ... [2023-05-20 17:13:17,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@615a9eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 05:13:17, skipping insertion in model container [2023-05-20 17:13:17,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.05 05:13:16" (2/3) ... [2023-05-20 17:13:17,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@615a9eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.05 05:13:17, skipping insertion in model container [2023-05-20 17:13:17,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.05 05:13:17" (3/3) ... [2023-05-20 17:13:17,222 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-dot-product-alt.wvr.c [2023-05-20 17:13:17,229 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-20 17:13:17,237 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-20 17:13:17,237 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-20 17:13:17,237 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-20 17:13:17,339 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-05-20 17:13:17,388 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 17:13:17,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-20 17:13:17,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:13:17,394 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-20 17:13:17,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-20 17:13:17,429 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-20 17:13:17,450 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-20 17:13:17,457 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;@7c2c756e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-20 17:13:17,458 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-05-20 17:13:17,863 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-20 17:13:17,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:13:17,869 INFO L85 PathProgramCache]: Analyzing trace with hash 357298438, now seen corresponding path program 1 times [2023-05-20 17:13:17,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:13:17,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121030610] [2023-05-20 17:13:17,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:13:17,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:13:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:13:18,251 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-20 17:13:18,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:13:18,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121030610] [2023-05-20 17:13:18,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121030610] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:13:18,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:13:18,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-20 17:13:18,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770474543] [2023-05-20 17:13:18,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:13:18,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-20 17:13:18,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:13:18,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-20 17:13:18,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-20 17:13:18,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:18,282 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:13:18,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 103.0) internal successors, (206), 2 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 17:13:18,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:18,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:18,351 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-20 17:13:18,351 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-20 17:13:18,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:13:18,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1548581375, now seen corresponding path program 1 times [2023-05-20 17:13:18,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:13:18,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115068001] [2023-05-20 17:13:18,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:13:18,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:13:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:13:18,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 17:13:18,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:13:18,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115068001] [2023-05-20 17:13:18,828 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115068001] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:13:18,828 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:13:18,828 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-20 17:13:18,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579270683] [2023-05-20 17:13:18,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:13:18,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-20 17:13:18,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:13:18,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-20 17:13:18,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-05-20 17:13:18,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:18,832 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:13:18,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 29.0) internal successors, (203), 7 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 17:13:18,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:18,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:19,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-20 17:13:19,012 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-20 17:13:19,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:13:19,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1816497905, now seen corresponding path program 1 times [2023-05-20 17:13:19,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:13:19,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251273563] [2023-05-20 17:13:19,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:13:19,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:13:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:13:19,390 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-20 17:13:19,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:13:19,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251273563] [2023-05-20 17:13:19,392 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251273563] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:13:19,395 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:13:19,395 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-20 17:13:19,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640626042] [2023-05-20 17:13:19,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:13:19,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-20 17:13:19,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:13:19,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-20 17:13:19,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-05-20 17:13:19,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,400 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:13:19,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 49.6) internal successors, (248), 5 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 17:13:19,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:19,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:19,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:19,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-20 17:13:19,470 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-20 17:13:19,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:13:19,471 INFO L85 PathProgramCache]: Analyzing trace with hash -184606544, now seen corresponding path program 1 times [2023-05-20 17:13:19,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:13:19,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639813205] [2023-05-20 17:13:19,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:13:19,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:13:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:13:19,649 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-20 17:13:19,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:13:19,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639813205] [2023-05-20 17:13:19,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639813205] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:13:19,653 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:13:19,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-05-20 17:13:19,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963156393] [2023-05-20 17:13:19,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:13:19,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-20 17:13:19,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:13:19,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-20 17:13:19,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-05-20 17:13:19,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,655 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:13:19,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 62.5) internal successors, (250), 4 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 17:13:19,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:19,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:19,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:19,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:19,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:19,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-20 17:13:19,714 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-20 17:13:19,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:13:19,715 INFO L85 PathProgramCache]: Analyzing trace with hash 870181873, now seen corresponding path program 1 times [2023-05-20 17:13:19,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:13:19,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366151458] [2023-05-20 17:13:19,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:13:19,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:13:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:13:19,894 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-05-20 17:13:19,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:13:19,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366151458] [2023-05-20 17:13:19,895 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366151458] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:13:19,895 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:13:19,895 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-05-20 17:13:19,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627559095] [2023-05-20 17:13:19,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:13:19,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-20 17:13:19,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:13:19,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-20 17:13:19,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-05-20 17:13:19,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,899 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:13:19,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 63.0) internal successors, (252), 4 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 17:13:19,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:19,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:19,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:19,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:19,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:19,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:19,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:19,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:19,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-20 17:13:19,969 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-20 17:13:19,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:13:19,970 INFO L85 PathProgramCache]: Analyzing trace with hash 12286674, now seen corresponding path program 1 times [2023-05-20 17:13:19,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:13:19,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331578141] [2023-05-20 17:13:19,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:13:19,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:13:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:13:20,279 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-20 17:13:20,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:13:20,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331578141] [2023-05-20 17:13:20,280 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331578141] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:13:20,280 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:13:20,280 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-05-20 17:13:20,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544114439] [2023-05-20 17:13:20,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:13:20,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-05-20 17:13:20,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:13:20,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-05-20 17:13:20,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-05-20 17:13:20,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:20,282 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:13:20,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.8) internal successors, (254), 5 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 17:13:20,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:20,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:20,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:20,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:20,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:20,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:20,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-20 17:13:20,358 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-20 17:13:20,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:13:20,359 INFO L85 PathProgramCache]: Analyzing trace with hash -2095765197, now seen corresponding path program 1 times [2023-05-20 17:13:20,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:13:20,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701584001] [2023-05-20 17:13:20,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:13:20,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:13:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:13:20,519 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-20 17:13:20,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:13:20,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701584001] [2023-05-20 17:13:20,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701584001] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:13:20,520 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:13:20,520 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-05-20 17:13:20,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133094204] [2023-05-20 17:13:20,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:13:20,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-20 17:13:20,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:13:20,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-20 17:13:20,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-05-20 17:13:20,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:20,521 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:13:20,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 64.0) internal successors, (256), 4 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 17:13:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:20,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:20,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:20,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:20,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:20,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:20,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-20 17:13:20,584 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-20 17:13:20,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:13:20,584 INFO L85 PathProgramCache]: Analyzing trace with hash -814165196, now seen corresponding path program 1 times [2023-05-20 17:13:20,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:13:20,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462391637] [2023-05-20 17:13:20,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:13:20,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:13:20,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:13:20,716 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-20 17:13:20,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:13:20,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462391637] [2023-05-20 17:13:20,717 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462391637] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:13:20,717 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:13:20,717 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-05-20 17:13:20,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687710799] [2023-05-20 17:13:20,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:13:20,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-20 17:13:20,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:13:20,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-20 17:13:20,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-05-20 17:13:20,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:20,718 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:13:20,719 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 64.5) internal successors, (258), 4 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 17:13:20,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:20,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:20,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:20,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:20,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:20,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:20,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:20,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:20,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:20,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:20,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-05-20 17:13:20,808 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-20 17:13:20,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:13:20,809 INFO L85 PathProgramCache]: Analyzing trace with hash 755704021, now seen corresponding path program 1 times [2023-05-20 17:13:20,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:13:20,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227837920] [2023-05-20 17:13:20,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:13:20,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:13:20,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:13:21,534 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-05-20 17:13:21,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:13:21,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227837920] [2023-05-20 17:13:21,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227837920] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-20 17:13:21,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-20 17:13:21,535 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2023-05-20 17:13:21,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010410185] [2023-05-20 17:13:21,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-20 17:13:21,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-05-20 17:13:21,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-20 17:13:21,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-05-20 17:13:21,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2023-05-20 17:13:21,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:21,538 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-20 17:13:21,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 18.571428571428573) internal successors, (260), 14 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-20 17:13:21,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:21,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:21,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:21,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:21,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:21,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:21,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:21,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:21,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:22,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-20 17:13:22,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-20 17:13:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-05-20 17:13:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-20 17:13:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-20 17:13:22,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-05-20 17:13:22,002 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2023-05-20 17:13:22,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-20 17:13:22,002 INFO L85 PathProgramCache]: Analyzing trace with hash 2024229608, now seen corresponding path program 1 times [2023-05-20 17:13:22,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-20 17:13:22,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944185582] [2023-05-20 17:13:22,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:13:22,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-20 17:13:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:13:34,871 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-20 17:13:34,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-20 17:13:34,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944185582] [2023-05-20 17:13:34,871 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944185582] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-20 17:13:34,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [81156092] [2023-05-20 17:13:34,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-20 17:13:34,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-20 17:13:34,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-20 17:13:34,878 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-20 17:13:34,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-20 17:13:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-20 17:13:35,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 126 conjunts are in the unsatisfiable core [2023-05-20 17:13:35,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-20 17:13:36,065 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2023-05-20 17:13:37,037 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-05-20 17:13:37,037 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2023-05-20 17:13:37,505 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-05-20 17:13:38,306 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2023-05-20 17:13:38,333 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2023-05-20 17:13:38,339 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2023-05-20 17:13:39,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-20 17:13:39,084 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 38 [2023-05-20 17:13:39,091 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2023-05-20 17:13:39,100 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2023-05-20 17:13:39,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-20 17:13:39,333 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 33 treesize of output 31 [2023-05-20 17:13:39,340 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2023-05-20 17:13:39,344 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2023-05-20 17:13:39,550 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2023-05-20 17:13:39,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-20 17:13:39,560 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 24 treesize of output 24 [2023-05-20 17:13:39,568 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 6 treesize of output 5 [2023-05-20 17:13:46,176 INFO L356 Elim1Store]: treesize reduction 161, result has 29.7 percent of original size [2023-05-20 17:13:46,177 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 183 treesize of output 142 [2023-05-20 17:13:46,191 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-20 17:13:46,192 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 105 [2023-05-20 17:13:46,197 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-20 17:13:46,198 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-20 17:13:46,204 INFO L356 Elim1Store]: treesize reduction 3, result has 70.0 percent of original size [2023-05-20 17:13:46,205 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 113 treesize of output 91 [2023-05-20 17:13:46,286 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-20 17:13:46,286 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-20 17:14:08,612 WARN L833 $PredicateComparison]: unable to prove that (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int) (~B~0.base Int) (~A~0.base Int) (~A~0.offset Int) (v_ArrVal_535 (Array Int Int)) (|thread3Thread1of1ForFork0_~i~2#1| Int) (v_ArrVal_534 (Array Int Int)) (v_ArrVal_537 (Array Int Int)) (v_ArrVal_536 (Array Int Int)) (v_ArrVal_539 (Array Int Int)) (v_ArrVal_538 (Array Int Int)) (~B~0.offset Int)) (let ((.cse0 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_536) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_537))) (let ((.cse10 (* 4 |thread1Thread1of1ForFork1_~i~0#1|)) (.cse11 (select .cse0 ~A~0.base)) (.cse9 (select .cse0 ~B~0.base)) (.cse12 (* |thread3Thread1of1ForFork0_~i~2#1| 4))) (let ((.cse7 (select .cse9 (+ .cse12 ~B~0.offset))) (.cse8 (select .cse11 (+ .cse12 ~A~0.offset))) (.cse5 (select .cse11 (+ .cse10 ~A~0.offset))) (.cse3 (select .cse9 (+ .cse10 ~B~0.offset)))) (or (let ((.cse1 (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_535) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_538) c_~mult~0.base)) (.cse4 (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_534) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_539) c_~mult~0.base))) (= (+ (let ((.cse2 (+ (* .cse5 4) c_~mult~0.offset))) (select (select .cse0 (select .cse1 .cse2)) (+ (* 4 .cse3) (select .cse4 .cse2)))) c_~res1~0) (+ c_~res2~0 (let ((.cse6 (+ (* .cse8 4) c_~mult~0.offset))) (select (select .cse0 (select .cse1 .cse6)) (+ (* .cse7 4) (select .cse4 .cse6))))))) (< c_~maxB~0 (+ .cse7 1)) (< c_~maxA~0 (+ .cse5 1)) (< .cse7 0) (< c_~maxA~0 (+ .cse8 1)) (< .cse8 0) (< c_~maxB~0 (+ .cse3 1)) (< .cse5 0) (< .cse3 0)))))) is different from false [2023-05-20 17:14:08,916 WARN L833 $PredicateComparison]: unable to prove that (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int) (~B~0.base Int) (v_ArrVal_531 (Array Int Int)) (v_ArrVal_533 (Array Int Int)) (~A~0.base Int) (v_ArrVal_532 (Array Int Int)) (~A~0.offset Int) (v_ArrVal_535 (Array Int Int)) (|thread3Thread1of1ForFork0_~i~2#1| Int) (v_ArrVal_534 (Array Int Int)) (v_ArrVal_537 (Array Int Int)) (v_ArrVal_536 (Array Int Int)) (v_ArrVal_539 (Array Int Int)) (v_ArrVal_538 (Array Int Int)) (~B~0.offset Int)) (let ((.cse4 (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_531) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_536) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_537))) (let ((.cse10 (* 4 |thread1Thread1of1ForFork1_~i~0#1|)) (.cse9 (select .cse4 ~A~0.base)) (.cse11 (select .cse4 ~B~0.base)) (.cse12 (* |thread3Thread1of1ForFork0_~i~2#1| 4))) (let ((.cse0 (select .cse11 (+ .cse12 ~B~0.offset))) (.cse1 (select .cse9 (+ .cse12 ~A~0.offset))) (.cse3 (select .cse11 (+ .cse10 ~B~0.offset))) (.cse2 (select .cse9 (+ .cse10 ~A~0.offset)))) (or (< c_~maxB~0 (+ .cse0 1)) (< c_~maxA~0 (+ .cse1 1)) (< .cse0 0) (< c_~maxA~0 (+ .cse2 1)) (< c_~maxB~0 (+ .cse3 1)) (< .cse1 0) (let ((.cse5 (select (store (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_532) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_535) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_538) c_~mult~0.base)) (.cse7 (select (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_533) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_534) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_539) c_~mult~0.base))) (= (+ c_~res1~0 (let ((.cse6 (+ c_~mult~0.offset (* .cse2 4)))) (select (select .cse4 (select .cse5 .cse6)) (+ (select .cse7 .cse6) (* .cse3 4))))) (+ (let ((.cse8 (+ c_~mult~0.offset (* .cse1 4)))) (select (select .cse4 (select .cse5 .cse8)) (+ (* .cse0 4) (select .cse7 .cse8)))) c_~res2~0))) (< .cse3 0) (< .cse2 0)))))) is different from false [2023-05-20 17:14:09,409 WARN L833 $PredicateComparison]: unable to prove that (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int) (~B~0.base Int) (v_ArrVal_531 (Array Int Int)) (v_ArrVal_533 (Array Int Int)) (~A~0.base Int) (v_ArrVal_532 (Array Int Int)) (~A~0.offset Int) (v_ArrVal_535 (Array Int Int)) (|thread3Thread1of1ForFork0_~i~2#1| Int) (v_ArrVal_534 (Array Int Int)) (v_ArrVal_537 (Array Int Int)) (v_ArrVal_536 (Array Int Int)) (v_ArrVal_539 (Array Int Int)) (v_ArrVal_538 (Array Int Int)) (~B~0.offset Int)) (let ((.cse3 (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_531) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_536) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_537))) (let ((.cse10 (* 4 |thread1Thread1of1ForFork1_~i~0#1|)) (.cse9 (select .cse3 ~A~0.base)) (.cse11 (select .cse3 ~B~0.base)) (.cse12 (* |thread3Thread1of1ForFork0_~i~2#1| 4))) (let ((.cse0 (select .cse11 (+ .cse12 ~B~0.offset))) (.cse1 (select .cse9 (+ .cse12 ~A~0.offset))) (.cse2 (select .cse11 (+ .cse10 ~B~0.offset))) (.cse7 (select .cse9 (+ .cse10 ~A~0.offset)))) (or (< c_~maxB~0 (+ .cse0 1)) (< .cse0 0) (< |c_ULTIMATE.start_main_~i~3#1| (+ .cse1 1)) (< c_~maxB~0 (+ .cse2 1)) (< .cse1 0) (let ((.cse4 (select (store (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_532) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_535) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_538) c_~mult~0.base)) (.cse6 (select (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_533) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_534) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_539) c_~mult~0.base))) (= (+ c_~res1~0 (let ((.cse5 (+ c_~mult~0.offset (* .cse7 4)))) (select (select .cse3 (select .cse4 .cse5)) (+ (select .cse6 .cse5) (* .cse2 4))))) (+ (let ((.cse8 (+ c_~mult~0.offset (* .cse1 4)))) (select (select .cse3 (select .cse4 .cse8)) (+ (* .cse0 4) (select .cse6 .cse8)))) c_~res2~0))) (< .cse2 0) (< .cse7 0) (< |c_ULTIMATE.start_main_~i~3#1| (+ .cse7 1))))))) is different from false [2023-05-20 17:14:10,394 WARN L833 $PredicateComparison]: unable to prove that (forall ((|thread1Thread1of1ForFork1_~i~0#1| Int) (~B~0.base Int) (v_ArrVal_531 (Array Int Int)) (v_ArrVal_533 (Array Int Int)) (~A~0.base Int) (v_ArrVal_532 (Array Int Int)) (~A~0.offset Int) (v_ArrVal_535 (Array Int Int)) (|thread3Thread1of1ForFork0_~i~2#1| Int) (v_ArrVal_534 (Array Int Int)) (v_ArrVal_537 (Array Int Int)) (v_ArrVal_536 (Array Int Int)) (v_ArrVal_539 (Array Int Int)) (v_ArrVal_538 (Array Int Int)) (~B~0.offset Int)) (let ((.cse4 (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_531) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_536) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_537))) (let ((.cse10 (* 4 |thread1Thread1of1ForFork1_~i~0#1|)) (.cse9 (select .cse4 ~A~0.base)) (.cse11 (select .cse4 ~B~0.base)) (.cse12 (* |thread3Thread1of1ForFork0_~i~2#1| 4))) (let ((.cse1 (select .cse11 (+ .cse12 ~B~0.offset))) (.cse3 (select .cse9 (+ .cse12 ~A~0.offset))) (.cse2 (select .cse11 (+ .cse10 ~B~0.offset))) (.cse0 (select .cse9 (+ .cse10 ~A~0.offset)))) (or (< |c_ULTIMATE.start_main_~i~3#1| .cse0) (< c_~maxB~0 (+ .cse1 1)) (< .cse1 0) (< c_~maxB~0 (+ .cse2 1)) (< |c_ULTIMATE.start_main_~i~3#1| .cse3) (< .cse3 0) (let ((.cse5 (select (store (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_532) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_535) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_538) c_~mult~0.base)) (.cse7 (select (store (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_533) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_534) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_539) c_~mult~0.base))) (= (+ c_~res1~0 (let ((.cse6 (+ c_~mult~0.offset (* .cse0 4)))) (select (select .cse4 (select .cse5 .cse6)) (+ (select .cse7 .cse6) (* .cse2 4))))) (+ (let ((.cse8 (+ c_~mult~0.offset (* .cse3 4)))) (select (select .cse4 (select .cse5 .cse8)) (+ (* .cse1 4) (select .cse7 .cse8)))) c_~res2~0))) (< .cse2 0) (< .cse0 0)))))) is different from false [2023-05-20 17:14:10,489 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 17:14:10,490 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 283 treesize of output 272 [2023-05-20 17:14:10,507 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 17:14:10,508 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 259 treesize of output 248 [2023-05-20 17:14:10,553 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 17:14:10,553 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 14306 treesize of output 13966 [2023-05-20 17:14:10,621 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 17:14:10,622 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 99842 treesize of output 96366 [2023-05-20 17:14:10,811 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 17:14:10,812 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 96246 treesize of output 82986 [2023-05-20 17:14:10,931 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 17:14:10,932 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 82934 treesize of output 76330 [2023-05-20 17:14:11,049 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 17:14:11,050 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 76278 treesize of output 73002 [2023-05-20 17:14:11,178 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 17:14:11,179 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 36475 treesize of output 33200 [2023-05-20 17:14:11,301 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 17:14:11,302 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 69622 treesize of output 63018 [2023-05-20 17:14:11,434 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-20 17:14:11,435 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 62966 treesize of output 49706 Received shutdown request... [2023-05-20 17:26:31,341 WARN L249 SmtUtils]: Removed 2 from assertion stack [2023-05-20 17:26:31,343 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2023-05-20 17:26:31,359 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-20 17:26:31,360 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 17:26:31,360 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 [2023-05-20 17:26:31,360 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-20 17:26:31,544 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,SelfDestructingSolverStorable9 [2023-05-20 17:26:31,544 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 268 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 42 for 3ms.. [2023-05-20 17:26:31,546 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2023-05-20 17:26:31,546 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2023-05-20 17:26:31,546 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2023-05-20 17:26:31,550 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-05-20 17:26:31,552 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-20 17:26:31,552 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-20 17:26:31,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.05 05:26:31 BasicIcfg [2023-05-20 17:26:31,554 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-20 17:26:31,555 INFO L158 Benchmark]: Toolchain (without parser) took 795726.16ms. Allocated memory was 178.3MB in the beginning and 601.9MB in the end (delta: 423.6MB). Free memory was 122.3MB in the beginning and 419.5MB in the end (delta: -297.3MB). Peak memory consumption was 357.8MB. Max. memory is 8.0GB. [2023-05-20 17:26:31,555 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 178.3MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-20 17:26:31,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.64ms. Allocated memory is still 178.3MB. Free memory was 122.1MB in the beginning and 150.3MB in the end (delta: -28.2MB). Peak memory consumption was 13.0MB. Max. memory is 8.0GB. [2023-05-20 17:26:31,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.53ms. Allocated memory is still 178.3MB. Free memory was 150.3MB in the beginning and 147.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-20 17:26:31,556 INFO L158 Benchmark]: Boogie Preprocessor took 45.88ms. Allocated memory is still 178.3MB. Free memory was 147.4MB in the beginning and 144.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-05-20 17:26:31,556 INFO L158 Benchmark]: RCFGBuilder took 907.48ms. Allocated memory was 178.3MB in the beginning and 218.1MB in the end (delta: 39.8MB). Free memory was 144.8MB in the beginning and 192.3MB in the end (delta: -47.6MB). Peak memory consumption was 58.3MB. Max. memory is 8.0GB. [2023-05-20 17:26:31,556 INFO L158 Benchmark]: TraceAbstraction took 794338.30ms. Allocated memory was 218.1MB in the beginning and 601.9MB in the end (delta: 383.8MB). Free memory was 191.2MB in the beginning and 419.5MB in the end (delta: -228.4MB). Peak memory consumption was 386.2MB. Max. memory is 8.0GB. [2023-05-20 17:26:31,557 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 178.3MB. Free memory is still 138.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 369.64ms. Allocated memory is still 178.3MB. Free memory was 122.1MB in the beginning and 150.3MB in the end (delta: -28.2MB). Peak memory consumption was 13.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 57.53ms. Allocated memory is still 178.3MB. Free memory was 150.3MB in the beginning and 147.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 45.88ms. Allocated memory is still 178.3MB. Free memory was 147.4MB in the beginning and 144.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 907.48ms. Allocated memory was 178.3MB in the beginning and 218.1MB in the end (delta: 39.8MB). Free memory was 144.8MB in the beginning and 192.3MB in the end (delta: -47.6MB). Peak memory consumption was 58.3MB. Max. memory is 8.0GB. * TraceAbstraction took 794338.30ms. Allocated memory was 218.1MB in the beginning and 601.9MB in the end (delta: 383.8MB). Free memory was 191.2MB in the beginning and 419.5MB in the end (delta: -228.4MB). Peak memory consumption was 386.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23287, independent: 22352, independent conditional: 13122, independent unconditional: 9230, dependent: 935, dependent conditional: 921, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22366, independent: 22352, independent conditional: 13122, independent unconditional: 9230, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22366, independent: 22352, independent conditional: 13122, independent unconditional: 9230, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22366, independent: 22352, independent conditional: 0, independent unconditional: 22352, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22366, independent: 22352, independent conditional: 0, independent unconditional: 22352, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22366, independent: 22352, independent conditional: 0, independent unconditional: 22352, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8789, independent: 8775, independent conditional: 0, independent unconditional: 8775, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8789, independent: 8773, independent conditional: 0, independent unconditional: 8773, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 16, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 111, independent: 60, independent conditional: 0, independent unconditional: 60, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 22366, independent: 13577, independent conditional: 0, independent unconditional: 13577, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 8789, unknown conditional: 0, unknown unconditional: 8789] , Statistics on independence cache: Total cache size (in pairs): 8789, Positive cache size: 8775, Positive conditional cache size: 0, Positive unconditional cache size: 8775, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 921 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 332, Number of trivial persistent sets: 228, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9244, independent: 9230, independent conditional: 0, independent unconditional: 9230, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23287, independent: 22352, independent conditional: 13122, independent unconditional: 9230, dependent: 935, dependent conditional: 921, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22366, independent: 22352, independent conditional: 13122, independent unconditional: 9230, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22366, independent: 22352, independent conditional: 13122, independent unconditional: 9230, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22366, independent: 22352, independent conditional: 0, independent unconditional: 22352, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22366, independent: 22352, independent conditional: 0, independent unconditional: 22352, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22366, independent: 22352, independent conditional: 0, independent unconditional: 22352, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8789, independent: 8775, independent conditional: 0, independent unconditional: 8775, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8789, independent: 8773, independent conditional: 0, independent unconditional: 8773, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 16, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 14, dependent conditional: 0, dependent unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 111, independent: 60, independent conditional: 0, independent unconditional: 60, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 22366, independent: 13577, independent conditional: 0, independent unconditional: 13577, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 8789, unknown conditional: 0, unknown unconditional: 8789] , Statistics on independence cache: Total cache size (in pairs): 8789, Positive cache size: 8775, Positive conditional cache size: 0, Positive unconditional cache size: 8775, Negative cache size: 14, Negative conditional cache size: 0, Negative unconditional cache size: 14, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 921 - TimeoutResultAtElement [Line: 110]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 268 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 42 for 3ms.. - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 268 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 42 for 3ms.. - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 268 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 42 for 3ms.. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 268 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 42 for 3ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 429 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 794.1s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.5s, 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: 59, 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, 0.5s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2187 NumberOfCodeBlocks, 2187 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2178 ConstructedInterpolants, 0 QuantifiedInterpolants, 2690 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 39/39 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