/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-18 20:07:35,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-18 20:07:35,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-18 20:07:35,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-18 20:07:35,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-18 20:07:35,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-18 20:07:35,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-18 20:07:35,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-18 20:07:35,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-18 20:07:35,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-18 20:07:35,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-18 20:07:35,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-18 20:07:35,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-18 20:07:35,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-18 20:07:35,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-18 20:07:35,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-18 20:07:35,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-18 20:07:35,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-18 20:07:35,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-18 20:07:35,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-18 20:07:35,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-18 20:07:35,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-18 20:07:35,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-18 20:07:35,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-18 20:07:35,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-18 20:07:35,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-18 20:07:35,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-18 20:07:35,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-18 20:07:35,260 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2022-02-18 20:07:35,279 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-18 20:07:35,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-18 20:07:35,280 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-18 20:07:35,280 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-18 20:07:35,280 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-18 20:07:35,280 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-18 20:07:35,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-18 20:07:35,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-18 20:07:35,281 INFO L138 SettingsManager]: * Use SBE=true [2022-02-18 20:07:35,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-18 20:07:35,281 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-18 20:07:35,281 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-18 20:07:35,281 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-18 20:07:35,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-18 20:07:35,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-18 20:07:35,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-18 20:07:35,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-18 20:07:35,282 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-18 20:07:35,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-18 20:07:35,282 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-18 20:07:35,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-18 20:07:35,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-18 20:07:35,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-18 20:07:35,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-18 20:07:35,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-18 20:07:35,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 20:07:35,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-18 20:07:35,283 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-18 20:07:35,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-18 20:07:35,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-18 20:07:35,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-18 20:07:35,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-18 20:07:35,283 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-18 20:07:35,283 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-18 20:07:35,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-18 20:07:35,283 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-18 20:07:35,283 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-18 20:07:35,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-18 20:07:35,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-18 20:07:35,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-18 20:07:35,479 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-18 20:07:35,480 INFO L275 PluginConnector]: CDTParser initialized [2022-02-18 20:07:35,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c [2022-02-18 20:07:35,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a95e30b95/2154c986430347df981075549ee66295/FLAG9fac5b9c0 [2022-02-18 20:07:35,919 INFO L306 CDTParser]: Found 1 translation units. [2022-02-18 20:07:35,919 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-equiv.wvr.c [2022-02-18 20:07:35,924 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a95e30b95/2154c986430347df981075549ee66295/FLAG9fac5b9c0 [2022-02-18 20:07:36,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a95e30b95/2154c986430347df981075549ee66295 [2022-02-18 20:07:36,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-18 20:07:36,352 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-18 20:07:36,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-18 20:07:36,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-18 20:07:36,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-18 20:07:36,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 08:07:36" (1/1) ... [2022-02-18 20:07:36,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78b8f7c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36, skipping insertion in model container [2022-02-18 20:07:36,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 08:07:36" (1/1) ... [2022-02-18 20:07:36,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-18 20:07:36,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-18 20:07:36,511 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/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2022-02-18 20:07:36,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 20:07:36,522 INFO L203 MainTranslator]: Completed pre-run [2022-02-18 20:07:36,543 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/parallel-parallel-sum-equiv.wvr.c[3770,3783] [2022-02-18 20:07:36,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 20:07:36,555 INFO L208 MainTranslator]: Completed translation [2022-02-18 20:07:36,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36 WrapperNode [2022-02-18 20:07:36,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-18 20:07:36,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-18 20:07:36,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-18 20:07:36,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-18 20:07:36,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36" (1/1) ... [2022-02-18 20:07:36,566 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36" (1/1) ... [2022-02-18 20:07:36,585 INFO L137 Inliner]: procedures = 27, calls = 73, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 245 [2022-02-18 20:07:36,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-18 20:07:36,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-18 20:07:36,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-18 20:07:36,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-18 20:07:36,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36" (1/1) ... [2022-02-18 20:07:36,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36" (1/1) ... [2022-02-18 20:07:36,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36" (1/1) ... [2022-02-18 20:07:36,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36" (1/1) ... [2022-02-18 20:07:36,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36" (1/1) ... [2022-02-18 20:07:36,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36" (1/1) ... [2022-02-18 20:07:36,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36" (1/1) ... [2022-02-18 20:07:36,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-18 20:07:36,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-18 20:07:36,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-18 20:07:36,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-18 20:07:36,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36" (1/1) ... [2022-02-18 20:07:36,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 20:07:36,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:07:36,649 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-18 20:07:36,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-18 20:07:36,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-18 20:07:36,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-18 20:07:36,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-18 20:07:36,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-18 20:07:36,675 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-18 20:07:36,675 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-18 20:07:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-18 20:07:36,676 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-18 20:07:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-18 20:07:36,676 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-18 20:07:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-02-18 20:07:36,676 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-02-18 20:07:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-18 20:07:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-18 20:07:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-18 20:07:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-18 20:07:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-18 20:07:36,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-18 20:07:36,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-18 20:07:36,677 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-18 20:07:36,746 INFO L234 CfgBuilder]: Building ICFG [2022-02-18 20:07:36,747 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-18 20:07:37,045 INFO L275 CfgBuilder]: Performing block encoding [2022-02-18 20:07:37,196 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-18 20:07:37,196 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-02-18 20:07:37,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 08:07:37 BoogieIcfgContainer [2022-02-18 20:07:37,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-18 20:07:37,199 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-18 20:07:37,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-18 20:07:37,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-18 20:07:37,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 08:07:36" (1/3) ... [2022-02-18 20:07:37,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@157cf7e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 08:07:37, skipping insertion in model container [2022-02-18 20:07:37,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 08:07:36" (2/3) ... [2022-02-18 20:07:37,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@157cf7e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 08:07:37, skipping insertion in model container [2022-02-18 20:07:37,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 08:07:37" (3/3) ... [2022-02-18 20:07:37,203 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-equiv.wvr.c [2022-02-18 20:07:37,207 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-18 20:07:37,207 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-18 20:07:37,207 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-18 20:07:37,207 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-18 20:07:37,240 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,240 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,240 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,240 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,241 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,241 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,241 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,241 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,241 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,241 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,242 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,242 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,242 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,242 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,242 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,242 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,243 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,243 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,243 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,243 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,243 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,243 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,244 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,244 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,244 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,244 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,244 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,244 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,244 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,246 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,246 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,247 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,247 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,247 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,247 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,247 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,247 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,248 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,249 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,249 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,249 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,249 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,249 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,250 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,250 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,251 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,251 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,251 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,251 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,251 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,251 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,251 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,251 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,252 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,252 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,253 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,253 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,253 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,253 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,254 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,255 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,255 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,255 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,255 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,255 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,255 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,256 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,256 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,256 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,257 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,257 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,258 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,258 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,261 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,266 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,266 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,266 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,266 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,266 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,266 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,266 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,267 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,267 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,267 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,267 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,267 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,267 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,267 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,267 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,268 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,268 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,268 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,268 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,268 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,268 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,269 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,269 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,269 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,269 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,269 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,269 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,269 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,269 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,272 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,272 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,272 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,272 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,272 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,272 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,272 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,299 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,299 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,299 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,299 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,299 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,299 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,300 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,301 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,302 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,302 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,302 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,302 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,302 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,302 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,303 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,303 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,303 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,303 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,303 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,303 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,303 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,303 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,303 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,303 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,304 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,304 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,304 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,304 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,304 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,304 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,304 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,304 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,305 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,305 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,305 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,305 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,305 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,305 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,305 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,306 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,306 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,306 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,306 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,306 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,306 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,306 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,312 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,312 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,312 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,312 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,312 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,323 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,323 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,324 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,324 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,324 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,324 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,324 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,325 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,327 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,327 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,327 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,327 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,327 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,327 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,327 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,327 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,328 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,328 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,328 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,328 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,331 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,332 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,333 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,333 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,333 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,333 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,333 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,333 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,333 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,333 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,333 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,333 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,333 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,334 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,347 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,347 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,347 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,347 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,347 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,348 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,348 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,348 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,348 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,348 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,348 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,348 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,349 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,349 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,349 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,349 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,349 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,349 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,349 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,350 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,354 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,354 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,354 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,354 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,354 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,356 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,356 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,356 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,356 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,356 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,356 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,356 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,357 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,357 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,357 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,357 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,357 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,357 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 20:07:37,365 INFO L148 ThreadInstanceAdder]: Constructed 10 joinOtherThreadTransitions. [2022-02-18 20:07:37,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-18 20:07:37,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:07:37,447 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-18 20:07:37,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-18 20:07:37,470 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 20:07:37,479 INFO L339 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, mLazyFiniteAutomaton=true, 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, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-18 20:07:37,479 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-02-18 20:07:37,545 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:37,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:37,549 INFO L85 PathProgramCache]: Analyzing trace with hash -355027467, now seen corresponding path program 1 times [2022-02-18 20:07:37,554 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:37,554 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98191113] [2022-02-18 20:07:37,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:37,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:37,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:37,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:07:37,715 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:37,715 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98191113] [2022-02-18 20:07:37,716 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98191113] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:07:37,716 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:07:37,716 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-18 20:07:37,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524474029] [2022-02-18 20:07:37,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:07:37,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-18 20:07:37,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:37,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-18 20:07:37,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-18 20:07:37,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:37,742 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:37,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 74.5) internal successors, (149), 2 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:37,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:37,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:37,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-18 20:07:37,822 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:37,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:37,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1397471283, now seen corresponding path program 1 times [2022-02-18 20:07:37,822 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:37,823 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403747260] [2022-02-18 20:07:37,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:37,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:37,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:38,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:07:38,140 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:38,140 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403747260] [2022-02-18 20:07:38,140 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403747260] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:07:38,140 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:07:38,140 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-18 20:07:38,141 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180100338] [2022-02-18 20:07:38,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:07:38,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 20:07:38,142 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:38,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 20:07:38,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-18 20:07:38,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:38,144 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:38,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.666666666666668) internal successors, (148), 6 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:38,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:38,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:38,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:38,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:38,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-18 20:07:38,295 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:38,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:38,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1607955816, now seen corresponding path program 1 times [2022-02-18 20:07:38,296 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:38,296 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683785693] [2022-02-18 20:07:38,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:38,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:38,482 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:07:38,482 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:38,483 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683785693] [2022-02-18 20:07:38,483 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683785693] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:07:38,483 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:07:38,483 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 20:07:38,483 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634010500] [2022-02-18 20:07:38,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:07:38,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 20:07:38,484 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:38,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 20:07:38,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-18 20:07:38,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:38,485 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:38,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:38,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:38,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:38,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:38,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:38,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:38,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:07:38,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-18 20:07:38,616 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:38,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:38,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1260035048, now seen corresponding path program 1 times [2022-02-18 20:07:38,617 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:38,617 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837445473] [2022-02-18 20:07:38,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:38,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:38,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:07:38,738 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:38,739 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837445473] [2022-02-18 20:07:38,739 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837445473] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 20:07:38,739 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 20:07:38,739 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-18 20:07:38,739 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902839903] [2022-02-18 20:07:38,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:07:38,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-18 20:07:38,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:38,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-18 20:07:38,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-02-18 20:07:38,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:38,740 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:38,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:38,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:38,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:38,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-18 20:07:38,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:40,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:40,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-18 20:07:40,049 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:40,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:40,050 INFO L85 PathProgramCache]: Analyzing trace with hash 821285910, now seen corresponding path program 1 times [2022-02-18 20:07:40,050 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:40,050 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146664658] [2022-02-18 20:07:40,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:40,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:40,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:07:40,166 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:40,166 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146664658] [2022-02-18 20:07:40,166 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146664658] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:07:40,166 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [828411648] [2022-02-18 20:07:40,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:40,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:40,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:07:40,175 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 20:07:40,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-18 20:07:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:40,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 12 conjunts are in the unsatisfiable core [2022-02-18 20:07:40,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:07:40,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:07:40,666 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:07:40,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:07:40,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [828411648] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 20:07:40,974 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 20:07:40,974 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2022-02-18 20:07:40,974 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975985351] [2022-02-18 20:07:40,974 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 20:07:40,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-02-18 20:07:40,975 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:40,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-02-18 20:07:40,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2022-02-18 20:07:40,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:40,977 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:40,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 10.736842105263158) internal successors, (204), 19 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:40,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:40,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:40,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:40,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:40,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:07:41,250 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-02-18 20:07:41,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:41,450 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:41,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:41,451 INFO L85 PathProgramCache]: Analyzing trace with hash 627141960, now seen corresponding path program 1 times [2022-02-18 20:07:41,451 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:41,451 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498239303] [2022-02-18 20:07:41,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:41,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:41,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:07:41,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:41,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498239303] [2022-02-18 20:07:41,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498239303] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:07:41,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1580637293] [2022-02-18 20:07:41,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:41,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:41,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:07:41,632 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 20:07:41,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-18 20:07:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:41,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 12 conjunts are in the unsatisfiable core [2022-02-18 20:07:41,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:07:42,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:07:42,042 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:07:42,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:07:42,382 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1580637293] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 20:07:42,382 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 20:07:42,382 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-02-18 20:07:42,382 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086273446] [2022-02-18 20:07:42,382 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 20:07:42,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-18 20:07:42,382 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:42,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-18 20:07:42,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2022-02-18 20:07:42,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:42,383 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:42,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 12.166666666666666) internal successors, (219), 18 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:42,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:42,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:42,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:42,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:42,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-02-18 20:07:42,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:43,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:43,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:43,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:43,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:43,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:43,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:43,343 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-18 20:07:43,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:43,524 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:43,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:43,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1939308328, now seen corresponding path program 2 times [2022-02-18 20:07:43,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:43,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902916059] [2022-02-18 20:07:43,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:43,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:43,647 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:07:43,647 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:43,647 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902916059] [2022-02-18 20:07:43,647 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902916059] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:07:43,648 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1126876181] [2022-02-18 20:07:43,648 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-18 20:07:43,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:43,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:07:43,667 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 20:07:43,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-18 20:07:43,788 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-18 20:07:43,789 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 20:07:43,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 12 conjunts are in the unsatisfiable core [2022-02-18 20:07:43,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:07:44,072 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:07:44,073 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:07:44,384 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:07:44,384 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1126876181] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-18 20:07:44,384 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-18 20:07:44,384 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9, 9] total 18 [2022-02-18 20:07:44,384 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098548957] [2022-02-18 20:07:44,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:07:44,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-18 20:07:44,385 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:44,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-18 20:07:44,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2022-02-18 20:07:44,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:44,385 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:44,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 18.444444444444443) internal successors, (166), 9 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:44,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:44,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:44,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:44,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:44,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:44,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:44,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:44,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:44,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:44,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:44,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:44,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:44,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:44,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:44,538 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-02-18 20:07:44,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:44,709 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:44,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:44,709 INFO L85 PathProgramCache]: Analyzing trace with hash -2133452278, now seen corresponding path program 2 times [2022-02-18 20:07:44,710 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:44,710 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790378052] [2022-02-18 20:07:44,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:44,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:44,827 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:07:44,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:44,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790378052] [2022-02-18 20:07:44,827 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790378052] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:07:44,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [696262133] [2022-02-18 20:07:44,827 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-18 20:07:44,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:44,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:07:44,829 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 20:07:44,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-18 20:07:44,934 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-18 20:07:44,934 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 20:07:44,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 12 conjunts are in the unsatisfiable core [2022-02-18 20:07:44,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:07:45,174 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:07:45,175 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:07:45,439 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:07:45,439 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [696262133] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-18 20:07:45,439 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-18 20:07:45,439 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9, 9] total 18 [2022-02-18 20:07:45,439 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949946110] [2022-02-18 20:07:45,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 20:07:45,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-18 20:07:45,440 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:45,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-18 20:07:45,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2022-02-18 20:07:45,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:45,440 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:45,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 18.444444444444443) internal successors, (166), 9 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:45,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:45,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:45,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:45,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:45,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:45,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:45,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:45,441 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:45,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:45,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:45,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:45,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:45,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:45,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:45,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:45,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:45,618 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-18 20:07:45,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:45,792 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:45,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:45,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1534077167, now seen corresponding path program 1 times [2022-02-18 20:07:45,793 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:45,793 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193541268] [2022-02-18 20:07:45,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:45,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:46,087 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-02-18 20:07:46,087 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:46,088 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193541268] [2022-02-18 20:07:46,088 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193541268] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:07:46,088 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693009978] [2022-02-18 20:07:46,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:46,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:46,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:07:46,089 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 20:07:46,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-18 20:07:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:46,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 57 conjunts are in the unsatisfiable core [2022-02-18 20:07:46,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:07:46,604 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-02-18 20:07:46,727 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-18 20:07:46,727 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:07:46,942 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-18 20:07:46,942 INFO L387 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 21 [2022-02-18 20:07:47,129 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-02-18 20:07:47,130 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1693009978] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 20:07:47,130 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 20:07:47,130 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12, 10] total 25 [2022-02-18 20:07:47,130 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349541234] [2022-02-18 20:07:47,130 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 20:07:47,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-02-18 20:07:47,131 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:47,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-02-18 20:07:47,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=534, Unknown=0, NotChecked=0, Total=600 [2022-02-18 20:07:47,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:47,132 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:47,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 9.76) internal successors, (244), 25 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:47,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:47,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:47,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:47,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:47,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:47,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:47,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:47,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:47,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:47,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:47,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:47,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:47,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:47,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:47,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:47,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:47,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:47,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 20:07:47,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-18 20:07:48,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:48,032 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:48,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:48,032 INFO L85 PathProgramCache]: Analyzing trace with hash 720256340, now seen corresponding path program 2 times [2022-02-18 20:07:48,032 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:48,032 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62353454] [2022-02-18 20:07:48,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:48,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:48,200 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:07:48,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:48,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62353454] [2022-02-18 20:07:48,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62353454] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:07:48,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [372163473] [2022-02-18 20:07:48,201 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-18 20:07:48,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:48,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:07:48,202 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 20:07:48,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-18 20:07:48,334 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-18 20:07:48,334 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 20:07:48,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 15 conjunts are in the unsatisfiable core [2022-02-18 20:07:48,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:07:48,634 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:07:48,634 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:07:48,997 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:07:48,997 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [372163473] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 20:07:48,997 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 20:07:48,997 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 27 [2022-02-18 20:07:48,999 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086441340] [2022-02-18 20:07:48,999 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 20:07:48,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-02-18 20:07:48,999 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:49,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-02-18 20:07:49,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=555, Unknown=0, NotChecked=0, Total=702 [2022-02-18 20:07:49,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:49,000 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:49,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 8.777777777777779) internal successors, (237), 27 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:49,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:49,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:49,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:49,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:49,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:49,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:49,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:49,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:49,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-02-18 20:07:49,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:49,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:49,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:49,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:49,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:49,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:49,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:49,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:49,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:49,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 20:07:49,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 20:07:49,609 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-18 20:07:49,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:49,787 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:49,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:49,788 INFO L85 PathProgramCache]: Analyzing trace with hash -141169942, now seen corresponding path program 3 times [2022-02-18 20:07:49,788 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:49,788 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133738026] [2022-02-18 20:07:49,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:49,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:49,919 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-18 20:07:49,919 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:49,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133738026] [2022-02-18 20:07:49,919 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133738026] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:07:49,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2110329980] [2022-02-18 20:07:49,919 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-18 20:07:49,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:49,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:07:49,920 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 20:07:49,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-18 20:07:50,060 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-02-18 20:07:50,060 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 20:07:50,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 14 conjunts are in the unsatisfiable core [2022-02-18 20:07:50,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:07:50,363 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-02-18 20:07:50,364 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:07:50,572 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-02-18 20:07:50,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2110329980] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 20:07:50,572 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 20:07:50,573 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7, 7] total 19 [2022-02-18 20:07:50,573 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829973155] [2022-02-18 20:07:50,573 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 20:07:50,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-02-18 20:07:50,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:50,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-02-18 20:07:50,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2022-02-18 20:07:50,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:50,574 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:50,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 14.210526315789474) internal successors, (270), 19 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-02-18 20:07:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-18 20:07:50,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:50,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:50,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:50,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:50,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:50,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:50,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:50,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:50,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:50,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 20:07:50,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 20:07:50,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:07:50,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-02-18 20:07:51,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-02-18 20:07:51,154 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:51,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:51,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1344610669, now seen corresponding path program 1 times [2022-02-18 20:07:51,154 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:51,154 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260099444] [2022-02-18 20:07:51,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:51,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:51,713 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:07:51,713 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:51,713 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260099444] [2022-02-18 20:07:51,713 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260099444] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:07:51,713 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495294066] [2022-02-18 20:07:51,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:51,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:51,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:07:51,720 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 20:07:51,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-02-18 20:07:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:51,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 57 conjunts are in the unsatisfiable core [2022-02-18 20:07:51,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:07:52,333 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-02-18 20:07:52,465 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-18 20:07:52,465 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:07:52,697 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-18 20:07:52,698 INFO L387 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2022-02-18 20:07:52,868 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-02-18 20:07:52,868 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495294066] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 20:07:52,868 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 20:07:52,868 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 12, 10] total 36 [2022-02-18 20:07:52,868 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538592582] [2022-02-18 20:07:52,868 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 20:07:52,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-02-18 20:07:52,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:52,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-02-18 20:07:52,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=1161, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 20:07:52,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:52,870 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:52,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 8.25) internal successors, (297), 36 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-02-18 20:07:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-18 20:07:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:07:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:57,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:57,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:57,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:57,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:57,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:57,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:57,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:57,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:57,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 20:07:57,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 20:07:57,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:07:57,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 20:07:57,591 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-02-18 20:07:57,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:57,772 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:07:57,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:07:57,772 INFO L85 PathProgramCache]: Analyzing trace with hash -464159311, now seen corresponding path program 4 times [2022-02-18 20:07:57,772 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:07:57,772 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543389606] [2022-02-18 20:07:57,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:07:57,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:07:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:07:58,189 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-02-18 20:07:58,189 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:07:58,189 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543389606] [2022-02-18 20:07:58,189 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543389606] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:07:58,189 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1522372008] [2022-02-18 20:07:58,190 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-18 20:07:58,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:07:58,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:07:58,191 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 20:07:58,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-02-18 20:07:58,330 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-18 20:07:58,331 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 20:07:58,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 71 conjunts are in the unsatisfiable core [2022-02-18 20:07:58,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:07:58,369 INFO L387 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 [2022-02-18 20:07:58,464 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-18 20:07:58,464 INFO L387 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 [2022-02-18 20:07:58,803 INFO L387 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 16 treesize of output 18 [2022-02-18 20:07:58,861 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-02-18 20:07:58,988 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-18 20:07:58,988 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:07:59,192 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_506 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_506) c_~X_0~0.base) (+ c_~X_0~0.offset 4)) c_~s_2~0)) is different from false [2022-02-18 20:07:59,228 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_506 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_506) c_~X_0~0.base) (+ c_~X_0~0.offset 4)) (+ c_~t_5~0 c_~s_2~0))) is different from false [2022-02-18 20:07:59,245 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-18 20:07:59,245 INFO L387 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 39 [2022-02-18 20:07:59,248 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-18 20:07:59,556 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 1 not checked. [2022-02-18 20:07:59,557 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1522372008] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 20:07:59,557 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 20:07:59,557 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19, 17] total 35 [2022-02-18 20:07:59,557 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936625981] [2022-02-18 20:07:59,557 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 20:07:59,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-02-18 20:07:59,558 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:07:59,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-02-18 20:07:59,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=958, Unknown=2, NotChecked=126, Total=1190 [2022-02-18 20:07:59,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:59,559 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:07:59,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 8.714285714285714) internal successors, (305), 35 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:07:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:07:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:07:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:59,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:07:59,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:59,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:07:59,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-02-18 20:07:59,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-18 20:07:59,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:07:59,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-02-18 20:07:59,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:08:00,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:08:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:08:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:08:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:08:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:08:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 20:08:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 20:08:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:08:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 20:08:00,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 20:08:00,542 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-02-18 20:08:00,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-02-18 20:08:00,694 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:08:00,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:08:00,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1168644688, now seen corresponding path program 1 times [2022-02-18 20:08:00,695 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:08:00,695 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629490569] [2022-02-18 20:08:00,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:08:00,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:08:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:08:01,145 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-02-18 20:08:01,145 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:08:01,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629490569] [2022-02-18 20:08:01,145 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629490569] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:08:01,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1289100525] [2022-02-18 20:08:01,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:08:01,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:08:01,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:08:01,147 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 20:08:01,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-02-18 20:08:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:08:01,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 71 conjunts are in the unsatisfiable core [2022-02-18 20:08:01,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:08:01,308 INFO L387 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 [2022-02-18 20:08:01,403 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-18 20:08:01,403 INFO L387 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 [2022-02-18 20:08:01,796 INFO L387 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 16 treesize of output 18 [2022-02-18 20:08:01,878 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-02-18 20:08:02,034 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-18 20:08:02,041 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:08:02,232 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_556 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_556) c_~X_0~0.base) (+ c_~X_0~0.offset 4)) c_~s_2~0)) is different from false [2022-02-18 20:08:02,270 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_556 (Array Int Int))) (= (+ c_~t_5~0 c_~s_2~0) (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_556) c_~X_0~0.base) (+ c_~X_0~0.offset 4)))) is different from false [2022-02-18 20:08:02,284 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-18 20:08:02,285 INFO L387 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 39 [2022-02-18 20:08:02,287 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-02-18 20:08:02,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 1 not checked. [2022-02-18 20:08:02,525 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1289100525] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 20:08:02,525 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 20:08:02,525 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19, 17] total 35 [2022-02-18 20:08:02,525 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346515699] [2022-02-18 20:08:02,525 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 20:08:02,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-02-18 20:08:02,526 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:08:02,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-02-18 20:08:02,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=958, Unknown=2, NotChecked=126, Total=1190 [2022-02-18 20:08:02,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:08:02,527 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:08:02,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 8.714285714285714) internal successors, (305), 35 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-02-18 20:08:02,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:08:04,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:08:04,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:04,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:04,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:04,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:08:04,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:08:04,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:08:04,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:08:04,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 20:08:04,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:08:04,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-18 20:08:04,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 20:08:04,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 20:08:04,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 20:08:04,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-02-18 20:08:04,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-02-18 20:08:04,553 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:08:04,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:08:04,553 INFO L85 PathProgramCache]: Analyzing trace with hash -359254958, now seen corresponding path program 5 times [2022-02-18 20:08:04,553 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:08:04,553 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139327445] [2022-02-18 20:08:04,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:08:04,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:08:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:08:04,672 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 3 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-02-18 20:08:04,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:08:04,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139327445] [2022-02-18 20:08:04,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139327445] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:08:04,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961097025] [2022-02-18 20:08:04,672 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-02-18 20:08:04,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:08:04,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:08:04,673 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 20:08:04,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-02-18 20:08:04,790 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2022-02-18 20:08:04,790 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 20:08:04,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 14 conjunts are in the unsatisfiable core [2022-02-18 20:08:04,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:08:05,057 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-02-18 20:08:05,057 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:08:05,276 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-02-18 20:08:05,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [961097025] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-18 20:08:05,276 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-18 20:08:05,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7, 7] total 19 [2022-02-18 20:08:05,276 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945411871] [2022-02-18 20:08:05,276 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-18 20:08:05,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-02-18 20:08:05,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 20:08:05,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-02-18 20:08:05,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2022-02-18 20:08:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:08:05,277 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 20:08:05,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 14.157894736842104) internal successors, (269), 19 states have internal predecessors, (269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 20:08:05,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:08:05,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:05,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:05,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:05,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:08:05,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:08:05,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:08:05,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:08:05,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2022-02-18 20:08:05,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:08:05,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-18 20:08:05,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2022-02-18 20:08:05,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-02-18 20:08:05,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-02-18 20:08:05,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:08:05,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 20:08:05,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:05,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:05,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-18 20:08:05,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:08:05,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-18 20:08:05,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:08:05,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-18 20:08:05,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 20:08:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:08:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 20:08:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 20:08:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-18 20:08:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 20:08:05,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 20:08:05,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-02-18 20:08:06,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-02-18 20:08:06,141 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2022-02-18 20:08:06,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 20:08:06,142 INFO L85 PathProgramCache]: Analyzing trace with hash 114610637, now seen corresponding path program 6 times [2022-02-18 20:08:06,142 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 20:08:06,142 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021021325] [2022-02-18 20:08:06,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 20:08:06,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 20:08:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 20:08:07,193 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:08:07,193 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 20:08:07,193 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021021325] [2022-02-18 20:08:07,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021021325] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-18 20:08:07,193 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [340767069] [2022-02-18 20:08:07,194 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-02-18 20:08:07,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-18 20:08:07,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 20:08:07,195 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-18 20:08:07,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-02-18 20:08:07,342 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2022-02-18 20:08:07,342 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-18 20:08:07,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 539 conjuncts, 128 conjunts are in the unsatisfiable core [2022-02-18 20:08:07,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-18 20:08:07,392 INFO L387 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 [2022-02-18 20:08:07,676 INFO L353 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-02-18 20:08:07,677 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2022-02-18 20:08:08,172 INFO L387 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 [2022-02-18 20:08:08,539 INFO L387 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 [2022-02-18 20:08:08,630 INFO L387 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 6 treesize of output 5 [2022-02-18 20:08:08,688 INFO L353 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2022-02-18 20:08:08,689 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2022-02-18 20:08:08,825 INFO L387 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 6 treesize of output 5 [2022-02-18 20:08:08,933 INFO L387 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 [2022-02-18 20:08:09,459 INFO L353 Elim1Store]: treesize reduction 81, result has 8.0 percent of original size [2022-02-18 20:08:09,460 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 18 [2022-02-18 20:08:09,669 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 20:08:09,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-18 20:09:53,471 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-18 20:09:53,472 INFO L387 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 265 treesize of output 182 [2022-02-18 20:09:53,618 INFO L353 Elim1Store]: treesize reduction 87, result has 41.6 percent of original size [2022-02-18 20:09:53,619 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 59130 treesize of output 56399 [2022-02-18 20:09:53,941 INFO L353 Elim1Store]: treesize reduction 78, result has 11.4 percent of original size [2022-02-18 20:09:53,942 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 56333 treesize of output 55000 [2022-02-18 20:09:54,072 INFO L353 Elim1Store]: treesize reduction 78, result has 11.4 percent of original size [2022-02-18 20:09:54,073 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54989 treesize of output 49624 [2022-02-18 20:09:54,203 INFO L353 Elim1Store]: treesize reduction 78, result has 11.4 percent of original size [2022-02-18 20:09:54,204 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 49613 treesize of output 46936 [2022-02-18 20:09:54,338 INFO L353 Elim1Store]: treesize reduction 78, result has 11.4 percent of original size [2022-02-18 20:09:54,339 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46925 treesize of output 36184 [2022-02-18 20:09:54,558 INFO L353 Elim1Store]: treesize reduction 78, result has 11.4 percent of original size [2022-02-18 20:09:54,559 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 36173 treesize of output 34840 [2022-02-18 20:09:54,710 INFO L353 Elim1Store]: treesize reduction 78, result has 11.4 percent of original size [2022-02-18 20:09:54,710 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34829 treesize of output 34168 [2022-02-18 20:09:54,849 INFO L353 Elim1Store]: treesize reduction 78, result has 11.4 percent of original size [2022-02-18 20:09:54,849 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34157 treesize of output 31480 [2022-02-18 20:09:55,002 INFO L353 Elim1Store]: treesize reduction 78, result has 11.4 percent of original size [2022-02-18 20:09:55,003 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 31469 treesize of output 26104 [2022-02-18 20:09:55,204 WARN L325 FreeRefinementEngine]: Global settings require throwing the following exception [2022-02-18 20:09:55,221 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-02-18 20:09:55,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-02-18 20:09:55,406 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ArithmeticException: BigInteger out of long range at java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.computeDerApplicabilityScore(QuantifierPusher.java:685) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.selectBestEliminatee(QuantifierPusher.java:668) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.doit(QuantifierPusher.java:604) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:446) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:172) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:261) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:247) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-18 20:09:55,408 INFO L158 Benchmark]: Toolchain (without parser) took 139056.43ms. Allocated memory was 198.2MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 144.4MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 921.1MB. Max. memory is 8.0GB. [2022-02-18 20:09:55,409 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 198.2MB. Free memory is still 160.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-18 20:09:55,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.42ms. Allocated memory is still 198.2MB. Free memory was 144.3MB in the beginning and 170.0MB in the end (delta: -25.7MB). Peak memory consumption was 8.0MB. Max. memory is 8.0GB. [2022-02-18 20:09:55,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.48ms. Allocated memory is still 198.2MB. Free memory was 170.0MB in the beginning and 167.5MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-18 20:09:55,409 INFO L158 Benchmark]: Boogie Preprocessor took 20.53ms. Allocated memory is still 198.2MB. Free memory was 167.5MB in the beginning and 165.8MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-18 20:09:55,409 INFO L158 Benchmark]: RCFGBuilder took 590.29ms. Allocated memory is still 198.2MB. Free memory was 165.8MB in the beginning and 130.8MB in the end (delta: 35.0MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. [2022-02-18 20:09:55,409 INFO L158 Benchmark]: TraceAbstraction took 138208.90ms. Allocated memory was 198.2MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 130.2MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 906.8MB. Max. memory is 8.0GB. [2022-02-18 20:09:55,410 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 198.2MB. Free memory is still 160.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 191.42ms. Allocated memory is still 198.2MB. Free memory was 144.3MB in the beginning and 170.0MB in the end (delta: -25.7MB). Peak memory consumption was 8.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 29.48ms. Allocated memory is still 198.2MB. Free memory was 170.0MB in the beginning and 167.5MB in the end (delta: 2.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.53ms. Allocated memory is still 198.2MB. Free memory was 167.5MB in the beginning and 165.8MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 590.29ms. Allocated memory is still 198.2MB. Free memory was 165.8MB in the beginning and 130.8MB in the end (delta: 35.0MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. * TraceAbstraction took 138208.90ms. Allocated memory was 198.2MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 130.2MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 906.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ArithmeticException: BigInteger out of long range: java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-02-18 20:09:55,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-18 20:09:55,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...