/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/pthread-deagle/circular_buffer_bad.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 07:38:44,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 07:38:44,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 07:38:44,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-09 07:38:44,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 07:38:44,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 07:38:44,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 07:38:44,659 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 [2022-02-09 07:38:44,678 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 07:38:44,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 07:38:44,678 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 07:38:44,678 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 07:38:44,679 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 07:38:44,679 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 07:38:44,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 07:38:44,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 07:38:44,679 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 07:38:44,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 07:38:44,680 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 07:38:44,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 07:38:44,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 07:38:44,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 07:38:44,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 07:38:44,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 07:38:44,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 07:38:44,680 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 07:38:44,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 07:38:44,681 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 07:38:44,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 07:38:44,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 07:38:44,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 07:38:44,681 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 07:38:44,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 07:38:44,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 07:38:44,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 07:38:44,682 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-09 07:38:44,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 07:38:44,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 07:38:44,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 07:38:44,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 07:38:44,682 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 07:38:44,682 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 07:38:44,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 07:38:44,683 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-09 07:38:44,683 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-09 07:38:44,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 07:38:44,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 07:38:44,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 07:38:44,866 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 07:38:44,866 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 07:38:44,867 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i [2022-02-09 07:38:44,916 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a6a21761/16870657ac914ed1a6c5ea3e7baad931/FLAG26d82a308 [2022-02-09 07:38:45,310 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 07:38:45,311 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i [2022-02-09 07:38:45,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a6a21761/16870657ac914ed1a6c5ea3e7baad931/FLAG26d82a308 [2022-02-09 07:38:45,718 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a6a21761/16870657ac914ed1a6c5ea3e7baad931 [2022-02-09 07:38:45,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 07:38:45,721 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 07:38:45,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 07:38:45,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 07:38:45,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 07:38:45,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 07:38:45" (1/1) ... [2022-02-09 07:38:45,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e101b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:45, skipping insertion in model container [2022-02-09 07:38:45,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 07:38:45" (1/1) ... [2022-02-09 07:38:45,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 07:38:45,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 07:38:46,006 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i[30440,30453] [2022-02-09 07:38:46,016 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i[30895,30908] [2022-02-09 07:38:46,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 07:38:46,029 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 07:38:46,062 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i[30440,30453] [2022-02-09 07:38:46,064 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-deagle/circular_buffer_bad.i[30895,30908] [2022-02-09 07:38:46,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 07:38:46,094 INFO L208 MainTranslator]: Completed translation [2022-02-09 07:38:46,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:46 WrapperNode [2022-02-09 07:38:46,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 07:38:46,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 07:38:46,096 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 07:38:46,096 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 07:38:46,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:46" (1/1) ... [2022-02-09 07:38:46,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:46" (1/1) ... [2022-02-09 07:38:46,141 INFO L137 Inliner]: procedures = 168, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 135 [2022-02-09 07:38:46,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 07:38:46,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 07:38:46,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 07:38:46,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 07:38:46,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:46" (1/1) ... [2022-02-09 07:38:46,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:46" (1/1) ... [2022-02-09 07:38:46,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:46" (1/1) ... [2022-02-09 07:38:46,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:46" (1/1) ... [2022-02-09 07:38:46,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:46" (1/1) ... [2022-02-09 07:38:46,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:46" (1/1) ... [2022-02-09 07:38:46,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:46" (1/1) ... [2022-02-09 07:38:46,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 07:38:46,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 07:38:46,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 07:38:46,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 07:38:46,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:46" (1/1) ... [2022-02-09 07:38:46,172 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 07:38:46,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 07:38:46,201 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) [2022-02-09 07:38:46,206 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 [2022-02-09 07:38:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-09 07:38:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-02-09 07:38:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-02-09 07:38:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-02-09 07:38:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-02-09 07:38:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 07:38:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-09 07:38:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-09 07:38:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 07:38:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 07:38:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-09 07:38:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-09 07:38:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 07:38:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 07:38:46,229 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 07:38:46,325 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 07:38:46,326 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 07:38:46,540 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 07:38:46,546 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 07:38:46,546 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-02-09 07:38:46,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 07:38:46 BoogieIcfgContainer [2022-02-09 07:38:46,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 07:38:46,548 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 07:38:46,548 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 07:38:46,550 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 07:38:46,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 07:38:45" (1/3) ... [2022-02-09 07:38:46,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e0eb46c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 07:38:46, skipping insertion in model container [2022-02-09 07:38:46,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 07:38:46" (2/3) ... [2022-02-09 07:38:46,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e0eb46c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 07:38:46, skipping insertion in model container [2022-02-09 07:38:46,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 07:38:46" (3/3) ... [2022-02-09 07:38:46,552 INFO L111 eAbstractionObserver]: Analyzing ICFG circular_buffer_bad.i [2022-02-09 07:38:46,555 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 07:38:46,556 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 07:38:46,556 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-09 07:38:46,556 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 07:38:46,592 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,592 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,593 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,593 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,593 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,593 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,593 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,593 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,593 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,594 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,595 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,595 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,595 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,595 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,595 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,595 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,595 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,596 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,597 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,598 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,598 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,598 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,598 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,599 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,599 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,599 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,600 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,600 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,600 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,600 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,600 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,600 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,600 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,601 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,602 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,602 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,602 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,602 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,602 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,602 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,602 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,602 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,603 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,603 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,603 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,603 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,603 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,603 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,603 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,603 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,604 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,604 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,604 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,604 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,604 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,604 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,604 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,604 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,605 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,605 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,605 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,605 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,605 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,605 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,605 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,605 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,606 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,606 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,606 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,606 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,606 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,606 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,607 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,607 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,607 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,607 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,607 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,607 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,607 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,608 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,608 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,608 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,608 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,608 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,608 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,608 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,608 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,609 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,609 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,609 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,610 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,610 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,610 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,610 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,610 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,610 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,610 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,610 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,611 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,611 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,611 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,611 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,611 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,611 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,612 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,612 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,612 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,612 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,614 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_insertLogElement_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,615 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,616 WARN L322 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,617 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,617 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,617 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,617 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,618 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,618 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,618 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,618 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,618 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,618 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_removeLogElement_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,618 WARN L322 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 07:38:46,620 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-09 07:38:46,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 07:38:46,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 07:38:46,654 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) [2022-02-09 07:38:46,661 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 [2022-02-09 07:38:46,681 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-09 07:38:46,685 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 [2022-02-09 07:38:46,686 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-02-09 07:38:46,779 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-09 07:38:46,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 07:38:46,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1621388854, now seen corresponding path program 1 times [2022-02-09 07:38:46,791 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 07:38:46,792 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706284442] [2022-02-09 07:38:46,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:38:46,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 07:38:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 07:38:47,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 07:38:47,005 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 07:38:47,006 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706284442] [2022-02-09 07:38:47,006 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706284442] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 07:38:47,006 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 07:38:47,006 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 07:38:47,007 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540833391] [2022-02-09 07:38:47,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 07:38:47,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-09 07:38:47,013 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 07:38:47,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-09 07:38:47,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-09 07:38:47,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:47,033 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 07:38:47,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.0) internal successors, (86), 2 states have internal predecessors, (86), 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) [2022-02-09 07:38:47,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:47,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:47,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 07:38:47,071 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-09 07:38:47,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 07:38:47,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1632704981, now seen corresponding path program 1 times [2022-02-09 07:38:47,073 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 07:38:47,073 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324469377] [2022-02-09 07:38:47,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:38:47,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 07:38:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 07:38:47,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 07:38:47,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 07:38:47,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324469377] [2022-02-09 07:38:47,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324469377] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 07:38:47,157 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 07:38:47,157 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-09 07:38:47,157 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155627564] [2022-02-09 07:38:47,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 07:38:47,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 07:38:47,159 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 07:38:47,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 07:38:47,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 07:38:47,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:47,159 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 07:38:47,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 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) [2022-02-09 07:38:47,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:47,160 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:47,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:47,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:47,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 07:38:47,196 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-09 07:38:47,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 07:38:47,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1038901452, now seen corresponding path program 1 times [2022-02-09 07:38:47,197 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 07:38:47,197 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311023843] [2022-02-09 07:38:47,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:38:47,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 07:38:47,228 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-09 07:38:47,228 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [348262837] [2022-02-09 07:38:47,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:38:47,228 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:38:47,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 07:38:47,230 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) [2022-02-09 07:38:47,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-09 07:38:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 07:38:47,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 4 conjunts are in the unsatisfiable core [2022-02-09 07:38:47,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 07:38:47,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 07:38:47,637 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 07:38:47,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 07:38:47,780 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 07:38:47,780 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311023843] [2022-02-09 07:38:47,780 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-09 07:38:47,780 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [348262837] [2022-02-09 07:38:47,780 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [348262837] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 07:38:47,780 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-09 07:38:47,781 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-02-09 07:38:47,781 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140039811] [2022-02-09 07:38:47,781 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-09 07:38:47,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-02-09 07:38:47,785 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 07:38:47,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-02-09 07:38:47,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2022-02-09 07:38:47,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:47,786 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 07:38:47,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.0) internal successors, (136), 8 states have internal predecessors, (136), 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) [2022-02-09 07:38:47,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:47,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:47,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:47,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:47,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:47,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:38:47,936 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-02-09 07:38:48,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-02-09 07:38:48,121 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-09 07:38:48,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 07:38:48,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1045770310, now seen corresponding path program 2 times [2022-02-09 07:38:48,121 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 07:38:48,122 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242035553] [2022-02-09 07:38:48,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:38:48,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 07:38:48,162 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-09 07:38:48,162 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [493210699] [2022-02-09 07:38:48,162 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 07:38:48,163 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:38:48,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 07:38:48,179 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) [2022-02-09 07:38:48,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-09 07:38:48,303 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-09 07:38:48,304 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 07:38:48,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-09 07:38:48,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 07:38:48,552 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 07:38:48,552 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 07:38:48,802 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 07:38:48,802 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 07:38:48,802 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242035553] [2022-02-09 07:38:48,803 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-09 07:38:48,803 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [493210699] [2022-02-09 07:38:48,803 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [493210699] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 07:38:48,803 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-09 07:38:48,803 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2022-02-09 07:38:48,804 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191555935] [2022-02-09 07:38:48,804 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-09 07:38:48,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 07:38:48,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 07:38:48,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 07:38:48,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2022-02-09 07:38:48,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:48,806 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 07:38:48,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 15.466666666666667) internal successors, (232), 15 states have internal predecessors, (232), 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) [2022-02-09 07:38:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:38:48,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:48,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:48,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:48,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:38:48,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:38:48,974 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-09 07:38:49,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:38:49,172 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-09 07:38:49,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 07:38:49,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1944793494, now seen corresponding path program 3 times [2022-02-09 07:38:49,172 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 07:38:49,172 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585429799] [2022-02-09 07:38:49,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:38:49,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 07:38:49,197 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-09 07:38:49,198 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1090502563] [2022-02-09 07:38:49,198 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-09 07:38:49,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:38:49,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 07:38:49,207 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) [2022-02-09 07:38:49,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-09 07:38:49,659 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-02-09 07:38:49,659 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 07:38:49,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2022-02-09 07:38:49,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 07:38:49,950 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2022-02-09 07:38:49,950 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-09 07:38:49,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 07:38:49,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585429799] [2022-02-09 07:38:49,950 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-09 07:38:49,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1090502563] [2022-02-09 07:38:49,951 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1090502563] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 07:38:49,951 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 07:38:49,951 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-09 07:38:49,951 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173693988] [2022-02-09 07:38:49,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 07:38:49,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 07:38:49,951 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 07:38:49,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 07:38:49,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 07:38:49,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:49,952 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 07:38:49,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 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) [2022-02-09 07:38:49,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:49,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:49,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:38:49,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:38:49,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:49,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:49,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:49,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:38:49,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:38:49,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:49,983 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-02-09 07:38:50,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:38:50,176 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-09 07:38:50,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 07:38:50,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1454538845, now seen corresponding path program 1 times [2022-02-09 07:38:50,177 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 07:38:50,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674912600] [2022-02-09 07:38:50,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:38:50,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 07:38:50,211 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-09 07:38:50,212 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [775629335] [2022-02-09 07:38:50,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:38:50,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:38:50,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 07:38:50,213 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) [2022-02-09 07:38:50,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-09 07:38:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 07:38:50,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-09 07:38:50,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 07:38:50,545 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 22 proven. 45 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-02-09 07:38:50,545 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 07:38:50,698 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2022-02-09 07:38:50,698 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 07:38:50,698 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674912600] [2022-02-09 07:38:50,698 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-09 07:38:50,698 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [775629335] [2022-02-09 07:38:50,699 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [775629335] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-09 07:38:50,699 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-02-09 07:38:50,699 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-02-09 07:38:50,699 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387049826] [2022-02-09 07:38:50,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 07:38:50,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 07:38:50,699 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 07:38:50,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 07:38:50,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-02-09 07:38:50,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:50,700 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 07:38:50,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2022-02-09 07:38:50,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:50,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:50,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:38:50,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:38:50,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:50,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:50,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:38:50,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:50,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:38:50,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:38:50,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:50,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:38:50,740 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-09 07:38:50,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:38:50,941 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-09 07:38:50,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 07:38:50,941 INFO L85 PathProgramCache]: Analyzing trace with hash 794004988, now seen corresponding path program 1 times [2022-02-09 07:38:50,941 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 07:38:50,941 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187984185] [2022-02-09 07:38:50,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:38:50,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 07:38:50,964 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-09 07:38:50,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1784292764] [2022-02-09 07:38:50,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:38:50,965 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:38:50,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 07:38:50,976 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) [2022-02-09 07:38:50,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-09 07:38:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 07:38:51,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 35 conjunts are in the unsatisfiable core [2022-02-09 07:38:51,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 07:38:51,155 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 7 treesize of output 6 [2022-02-09 07:38:51,289 INFO L353 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-02-09 07:38:51,290 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 [2022-02-09 07:38:51,317 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-02-09 07:38:51,320 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 [2022-02-09 07:38:51,434 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 13 treesize of output 15 [2022-02-09 07:38:51,483 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 13 treesize of output 15 [2022-02-09 07:38:51,591 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2022-02-09 07:38:51,987 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 52 treesize of output 46 [2022-02-09 07:38:52,139 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-02-09 07:38:52,139 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 07:38:56,900 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (<= (mod |c_t1Thread1of1ForFork0_insertLogElement_~b#1| 256) 127))) (and (or (and (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) (+ (- 256) (mod |c_t1Thread1of1ForFork0_insertLogElement_~b#1| 256))) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) (+ (- 256) (mod |c_t1Thread1of1ForFork0_insertLogElement_~b#1| 256))) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40)))) (< 2147483647 aux_mod_~next~0_24) (< aux_mod_~next~0_24 0))) (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40) (= 0 (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) (+ (- 256) (mod |c_t1Thread1of1ForFork0_insertLogElement_~b#1| 256))) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296)))))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) (+ (- 256) (mod |c_t1Thread1of1ForFork0_insertLogElement_~b#1| 256))) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))) (<= aux_mod_~next~0_24 2147483647) (<= 4294967296 aux_mod_~next~0_24)))) .cse0) (or (and (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (= 0 (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) (mod |c_t1Thread1of1ForFork0_insertLogElement_~b#1| 256)) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296)))) (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) (mod |c_t1Thread1of1ForFork0_insertLogElement_~b#1| 256)) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))) (<= aux_mod_~next~0_24 2147483647) (<= 4294967296 aux_mod_~next~0_24))) (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) (mod |c_t1Thread1of1ForFork0_insertLogElement_~b#1| 256)) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) (mod |c_t1Thread1of1ForFork0_insertLogElement_~b#1| 256)) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40)))) (< 2147483647 aux_mod_~next~0_24) (< aux_mod_~next~0_24 0)))) (not .cse0)))) is different from false [2022-02-09 07:38:59,888 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (<= (mod |c_t1Thread1of1ForFork0_insertLogElement_#in~b#1| 256) 127))) (and (or (and (forall ((aux_mod_~next~0_24 Int)) (or (< 2147483647 aux_mod_~next~0_24) (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) (mod |c_t1Thread1of1ForFork0_insertLogElement_#in~b#1| 256)) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) (mod |c_t1Thread1of1ForFork0_insertLogElement_#in~b#1| 256)) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))) (< aux_mod_~next~0_24 0))) (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (= 0 (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) (mod |c_t1Thread1of1ForFork0_insertLogElement_#in~b#1| 256)) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296)))) (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) (mod |c_t1Thread1of1ForFork0_insertLogElement_#in~b#1| 256)) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))) (<= aux_mod_~next~0_24 2147483647) (<= 4294967296 aux_mod_~next~0_24)))) (not .cse0)) (or (and (forall ((aux_mod_~next~0_24 Int)) (or (<= aux_mod_~next~0_24 2147483647) (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) (+ (- 256) (mod |c_t1Thread1of1ForFork0_insertLogElement_#in~b#1| 256))) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= 4294967296 aux_mod_~first~0_40))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) (+ (- 256) (mod |c_t1Thread1of1ForFork0_insertLogElement_#in~b#1| 256))) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))) (<= 4294967296 aux_mod_~next~0_24))) (forall ((aux_mod_~next~0_24 Int)) (or (< 2147483647 aux_mod_~next~0_24) (< aux_mod_~next~0_24 0) (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) (+ (- 256) (mod |c_t1Thread1of1ForFork0_insertLogElement_#in~b#1| 256))) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) (+ (- 256) (mod |c_t1Thread1of1ForFork0_insertLogElement_#in~b#1| 256))) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40))))))) .cse0))) is different from false [2022-02-09 07:39:03,280 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (<= (mod |c_t1Thread1of1ForFork0_~i~0#1| 256) 127))) (and (or (and (forall ((aux_mod_~next~0_24 Int)) (or (<= aux_mod_~next~0_24 2147483647) (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) (+ (mod |c_t1Thread1of1ForFork0_~i~0#1| 256) (- 256))) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) (+ (mod |c_t1Thread1of1ForFork0_~i~0#1| 256) (- 256))) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))) (<= 4294967296 aux_mod_~next~0_24))) (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) (+ (mod |c_t1Thread1of1ForFork0_~i~0#1| 256) (- 256))) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) (+ (mod |c_t1Thread1of1ForFork0_~i~0#1| 256) (- 256))) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))) (< 2147483647 aux_mod_~next~0_24) (< aux_mod_~next~0_24 0)))) .cse0) (or (not .cse0) (and (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) (mod |c_t1Thread1of1ForFork0_~i~0#1| 256)) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= 4294967296 aux_mod_~first~0_40))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) (mod |c_t1Thread1of1ForFork0_~i~0#1| 256)) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))) (< 2147483647 aux_mod_~next~0_24) (< aux_mod_~next~0_24 0))) (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) (mod |c_t1Thread1of1ForFork0_~i~0#1| 256)) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) (mod |c_t1Thread1of1ForFork0_~i~0#1| 256)) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= 4294967296 aux_mod_~first~0_40)))) (<= aux_mod_~next~0_24 2147483647) (<= 4294967296 aux_mod_~next~0_24))))))) is different from false [2022-02-09 07:39:07,719 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((aux_mod_~next~0_24 Int)) (or (< 2147483647 aux_mod_~next~0_24) (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= 4294967296 aux_mod_~first~0_40))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))) (< aux_mod_~next~0_24 0))) (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (aux_mod_~first~0_40 Int)) (or (= (select (store (select |c_#memory_int| |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40)))) (<= aux_mod_~next~0_24 2147483647) (<= 4294967296 aux_mod_~next~0_24)))) is different from false [2022-02-09 07:39:08,302 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((aux_mod_~next~0_24 Int)) (or (< 2147483647 aux_mod_~next~0_24) (< aux_mod_~next~0_24 0) (and (forall ((|~#buffer~0.offset| Int) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40) (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))))) (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40)))) (<= aux_mod_~next~0_24 2147483647) (<= 4294967296 aux_mod_~next~0_24)))) is different from false [2022-02-09 07:39:09,609 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (v_ArrVal_619 (Array Int Int)) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (= (select (store (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_619) |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= 4294967296 aux_mod_~first~0_40))) (forall ((|~#buffer~0.offset| Int) (v_ArrVal_619 (Array Int Int)) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_619) |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))) (<= aux_mod_~next~0_24 2147483647) (<= 4294967296 aux_mod_~next~0_24))) (forall ((aux_mod_~next~0_24 Int)) (or (< 2147483647 aux_mod_~next~0_24) (and (forall ((|~#buffer~0.offset| Int) (v_ArrVal_619 (Array Int Int)) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_619) |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (v_ArrVal_619 (Array Int Int)) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (= (select (store (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_619) |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= 4294967296 aux_mod_~first~0_40)))) (< aux_mod_~next~0_24 0)))) is different from false [2022-02-09 07:45:10,605 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 810 treesize of output 796 [2022-02-09 07:45:10,623 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 790 treesize of output 778 [2022-02-09 07:45:10,638 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 762 treesize of output 756 [2022-02-09 07:45:10,652 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 779 treesize of output 765 [2022-02-09 07:45:10,667 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 791 treesize of output 763 [2022-02-09 07:45:10,683 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 693 treesize of output 681 [2022-02-09 07:45:10,699 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 703 treesize of output 679 [2022-02-09 07:45:10,717 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 655 treesize of output 627 [2022-02-09 07:45:15,002 INFO L353 Elim1Store]: treesize reduction 14, result has 44.0 percent of original size [2022-02-09 07:45:15,002 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 37 [2022-02-09 07:45:15,031 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 25 not checked. [2022-02-09 07:45:15,031 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 07:45:15,031 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187984185] [2022-02-09 07:45:15,031 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-09 07:45:15,034 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1784292764] [2022-02-09 07:45:15,034 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1784292764] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 07:45:15,034 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-09 07:45:15,034 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18] total 32 [2022-02-09 07:45:15,034 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306467448] [2022-02-09 07:45:15,034 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-09 07:45:15,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-02-09 07:45:15,035 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 07:45:15,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-02-09 07:45:15,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=548, Unknown=10, NotChecked=318, Total=992 [2022-02-09 07:45:15,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:15,036 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 07:45:15,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 7.25) internal successors, (232), 32 states have internal predecessors, (232), 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) [2022-02-09 07:45:15,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:15,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:15,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:45:15,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:45:15,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:15,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:15,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:17,113 WARN L838 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| 3) 1) (not (= |c_ULTIMATE.start_main_~#id2~0#1.base| 3)) (= ((as const (Array Int Int)) 0) (select |c_#memory_int| |c_~#buffer~0.base|)) (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (v_ArrVal_619 (Array Int Int)) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (= (select (store (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_619) |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= 4294967296 aux_mod_~first~0_40))) (forall ((|~#buffer~0.offset| Int) (v_ArrVal_619 (Array Int Int)) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_619) |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))) (<= aux_mod_~next~0_24 2147483647) (<= 4294967296 aux_mod_~next~0_24))) (= 3 |c_~#buffer~0.base|) (not (= 3 |c_ULTIMATE.start_main_~#id1~0#1.base|)) (forall ((aux_mod_~next~0_24 Int)) (or (< 2147483647 aux_mod_~next~0_24) (and (forall ((|~#buffer~0.offset| Int) (v_ArrVal_619 (Array Int Int)) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_619) |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (v_ArrVal_619 (Array Int Int)) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (= (select (store (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_619) |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= 4294967296 aux_mod_~first~0_40)))) (< aux_mod_~next~0_24 0)))) is different from false [2022-02-09 07:45:19,119 WARN L838 $PredicateComparison]: unable to prove that (and (not (= |c_ULTIMATE.start_main_~#id2~0#1.base| 3)) (= ((as const (Array Int Int)) 0) (select |c_#memory_int| |c_~#buffer~0.base|)) (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (v_ArrVal_619 (Array Int Int)) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (= (select (store (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_619) |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= 4294967296 aux_mod_~first~0_40))) (forall ((|~#buffer~0.offset| Int) (v_ArrVal_619 (Array Int Int)) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_619) |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))) (<= aux_mod_~next~0_24 2147483647) (<= 4294967296 aux_mod_~next~0_24))) (= 3 |c_~#buffer~0.base|) (not (= 3 |c_ULTIMATE.start_main_~#id1~0#1.base|)) (forall ((aux_mod_~next~0_24 Int)) (or (< 2147483647 aux_mod_~next~0_24) (and (forall ((|~#buffer~0.offset| Int) (v_ArrVal_619 (Array Int Int)) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_619) |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (v_ArrVal_619 (Array Int Int)) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (= (select (store (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_619) |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= 4294967296 aux_mod_~first~0_40)))) (< aux_mod_~next~0_24 0)))) is different from false [2022-02-09 07:45:21,126 WARN L838 $PredicateComparison]: unable to prove that (and (not (= |c_ULTIMATE.start_main_~#id2~0#1.base| 3)) (= ((as const (Array Int Int)) 0) (select |c_#memory_int| |c_~#buffer~0.base|)) (forall ((aux_mod_~next~0_24 Int)) (or (< 2147483647 aux_mod_~next~0_24) (< aux_mod_~next~0_24 0) (and (forall ((|~#buffer~0.offset| Int) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40) (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0)))))) (= 3 |c_~#buffer~0.base|) (forall ((aux_mod_~next~0_24 Int)) (or (and (forall ((|~#buffer~0.offset| Int) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (< aux_mod_~first~0_40 0) (< 2147483647 aux_mod_~first~0_40) (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296))) 0))) (forall ((|~#buffer~0.offset| Int) (v_ArrVal_620 (Array Int Int)) (aux_mod_~first~0_40 Int)) (or (= (select (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#id2~0#1.base| v_ArrVal_620) |c_~#buffer~0.base|) (+ |~#buffer~0.offset| (mod aux_mod_~next~0_24 4294967296) (- 4294967296)) 0) (+ |~#buffer~0.offset| (mod aux_mod_~first~0_40 4294967296) (- 4294967296))) 0) (<= aux_mod_~first~0_40 2147483647) (<= 4294967296 aux_mod_~first~0_40)))) (<= aux_mod_~next~0_24 2147483647) (<= 4294967296 aux_mod_~next~0_24)))) is different from false [2022-02-09 07:45:41,357 WARN L228 SmtUtils]: Spent 20.03s on a formula simplification. DAG size of input: 94 DAG size of output: 15 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-02-09 07:45:41,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:41,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:41,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:45:41,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:45:41,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:41,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:41,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:45:41,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-09 07:45:41,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:45:41,744 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-09 07:45:41,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 07:45:41,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1241837356, now seen corresponding path program 1 times [2022-02-09 07:45:41,745 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 07:45:41,745 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222828790] [2022-02-09 07:45:41,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:45:41,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 07:45:41,763 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-09 07:45:41,763 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1880200693] [2022-02-09 07:45:41,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:45:41,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:45:41,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 07:45:41,765 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) [2022-02-09 07:45:41,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-09 07:45:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 07:45:42,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 14 conjunts are in the unsatisfiable core [2022-02-09 07:45:42,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 07:45:42,934 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-02-09 07:45:42,935 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 07:45:44,202 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-02-09 07:45:44,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 07:45:44,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222828790] [2022-02-09 07:45:44,202 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-09 07:45:44,203 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1880200693] [2022-02-09 07:45:44,203 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1880200693] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 07:45:44,203 INFO L191 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-02-09 07:45:44,203 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 15 [2022-02-09 07:45:44,203 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506956969] [2022-02-09 07:45:44,203 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-02-09 07:45:44,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-09 07:45:44,204 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 07:45:44,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-09 07:45:44,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2022-02-09 07:45:44,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:44,205 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 07:45:44,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 11.733333333333333) internal successors, (176), 15 states have internal predecessors, (176), 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) [2022-02-09 07:45:44,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:44,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:44,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:45:44,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:45:44,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:44,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:44,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:45:44,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:48,627 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-02-09 07:45:50,709 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-02-09 07:45:53,039 WARN L838 $PredicateComparison]: unable to prove that (and (let ((.cse0 (mod c_~buffer_size~0 4294967296))) (or (< 0 (mod (mod (mod (+ c_~next~0 1) 4294967296) .cse0) 4294967296)) (not (< (mod c_~next~0 4294967296) .cse0)))) (= |c_ULTIMATE.start_initLog_~max#1| 10) (= c_~buffer_size~0 10) (= |c_ULTIMATE.start_initLog_#in~max#1| 10)) is different from false [2022-02-09 07:45:53,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:53,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:53,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:45:53,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:45:53,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:53,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:53,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 07:45:53,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 07:45:53,699 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-09 07:45:53,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:45:53,881 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-09 07:45:53,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 07:45:53,882 INFO L85 PathProgramCache]: Analyzing trace with hash 962308058, now seen corresponding path program 2 times [2022-02-09 07:45:53,882 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 07:45:53,882 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138832324] [2022-02-09 07:45:53,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:45:53,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 07:45:53,900 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-09 07:45:53,900 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1702341173] [2022-02-09 07:45:53,900 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 07:45:53,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:45:53,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 07:45:53,902 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) [2022-02-09 07:45:53,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-09 07:45:54,027 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-09 07:45:54,027 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 07:45:54,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 16 conjunts are in the unsatisfiable core [2022-02-09 07:45:54,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 07:45:54,409 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-02-09 07:45:54,409 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-09 07:45:54,409 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 07:45:54,409 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138832324] [2022-02-09 07:45:54,409 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-09 07:45:54,409 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1702341173] [2022-02-09 07:45:54,410 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1702341173] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 07:45:54,410 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 07:45:54,410 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-09 07:45:54,410 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646394092] [2022-02-09 07:45:54,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 07:45:54,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-09 07:45:54,410 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 07:45:54,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-09 07:45:54,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2022-02-09 07:45:54,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:54,411 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 07:45:54,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 11.294117647058824) internal successors, (192), 17 states have internal predecessors, (192), 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) [2022-02-09 07:45:54,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:54,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:54,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:45:54,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:45:54,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:54,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:54,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-02-09 07:45:54,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 07:45:54,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:54,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:54,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:54,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:45:54,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:45:54,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:54,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:54,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 07:45:54,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 07:45:54,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 07:45:54,746 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-02-09 07:45:54,933 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,SelfDestructingSolverStorable8 [2022-02-09 07:45:54,933 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-09 07:45:54,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 07:45:54,934 INFO L85 PathProgramCache]: Analyzing trace with hash -620789740, now seen corresponding path program 3 times [2022-02-09 07:45:54,934 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 07:45:54,934 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972891071] [2022-02-09 07:45:54,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:45:54,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 07:45:54,958 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-09 07:45:54,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [626935682] [2022-02-09 07:45:54,958 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-09 07:45:54,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:45:54,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 07:45:54,969 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) [2022-02-09 07:45:54,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-02-09 07:45:55,095 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-02-09 07:45:55,095 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 07:45:55,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-09 07:45:55,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 07:45:55,248 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 11 treesize of output 7 [2022-02-09 07:45:55,345 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-02-09 07:45:55,345 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-02-09 07:45:55,345 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 07:45:55,345 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972891071] [2022-02-09 07:45:55,345 WARN L317 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-02-09 07:45:55,345 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [626935682] [2022-02-09 07:45:55,345 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [626935682] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 07:45:55,345 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 07:45:55,345 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-09 07:45:55,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899490926] [2022-02-09 07:45:55,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 07:45:55,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 07:45:55,348 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 07:45:55,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 07:45:55,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 07:45:55,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:55,348 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 07:45:55,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 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) [2022-02-09 07:45:55,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:55,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:55,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:45:55,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:45:55,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:55,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:55,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-02-09 07:45:55,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 07:45:55,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-09 07:45:55,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:55,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 07:45:55,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:55,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 07:45:55,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 07:45:55,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:55,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:55,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 07:45:55,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 07:45:55,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 07:45:55,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 07:45:55,401 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-02-09 07:45:55,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-02-09 07:45:55,595 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-02-09 07:45:55,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 07:45:55,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1627198656, now seen corresponding path program 4 times [2022-02-09 07:45:55,595 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 07:45:55,596 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820140922] [2022-02-09 07:45:55,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 07:45:55,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 07:45:55,617 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-09 07:45:55,617 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1714520994] [2022-02-09 07:45:55,617 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-09 07:45:55,618 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 07:45:55,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 07:45:55,619 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) [2022-02-09 07:45:55,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-02-09 07:45:55,984 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-09 07:45:55,984 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-02-09 07:45:55,984 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-09 07:45:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-09 07:45:56,242 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-09 07:45:56,242 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-09 07:45:56,242 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining) [2022-02-09 07:45:56,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 6 remaining) [2022-02-09 07:45:56,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 6 remaining) [2022-02-09 07:45:56,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2022-02-09 07:45:56,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2022-02-09 07:45:56,244 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2022-02-09 07:45:56,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-02-09 07:45:56,457 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,SelfDestructingSolverStorable10 [2022-02-09 07:45:56,461 INFO L732 BasicCegarLoop]: Path program histogram: [4, 3, 1, 1, 1, 1] [2022-02-09 07:45:56,464 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 07:45:56,464 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 07:45:56,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 07:45:56 BasicIcfg [2022-02-09 07:45:56,573 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 07:45:56,573 INFO L158 Benchmark]: Toolchain (without parser) took 430852.26ms. Allocated memory was 228.6MB in the beginning and 433.1MB in the end (delta: 204.5MB). Free memory was 177.9MB in the beginning and 383.8MB in the end (delta: -205.9MB). Peak memory consumption was 253.3MB. Max. memory is 8.0GB. [2022-02-09 07:45:56,573 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 228.6MB. Free memory is still 196.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 07:45:56,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 372.49ms. Allocated memory is still 228.6MB. Free memory was 177.7MB in the beginning and 193.3MB in the end (delta: -15.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-02-09 07:45:56,573 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.05ms. Allocated memory is still 228.6MB. Free memory was 193.3MB in the beginning and 191.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 07:45:56,574 INFO L158 Benchmark]: Boogie Preprocessor took 16.19ms. Allocated memory is still 228.6MB. Free memory was 191.2MB in the beginning and 189.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 07:45:56,574 INFO L158 Benchmark]: RCFGBuilder took 389.10ms. Allocated memory is still 228.6MB. Free memory was 189.1MB in the beginning and 172.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-02-09 07:45:56,574 INFO L158 Benchmark]: TraceAbstraction took 430024.75ms. Allocated memory was 228.6MB in the beginning and 433.1MB in the end (delta: 204.5MB). Free memory was 172.3MB in the beginning and 383.8MB in the end (delta: -211.5MB). Peak memory consumption was 248.3MB. Max. memory is 8.0GB. [2022-02-09 07:45:56,575 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 228.6MB. Free memory is still 196.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 372.49ms. Allocated memory is still 228.6MB. Free memory was 177.7MB in the beginning and 193.3MB in the end (delta: -15.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 45.05ms. Allocated memory is still 228.6MB. Free memory was 193.3MB in the beginning and 191.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.19ms. Allocated memory is still 228.6MB. Free memory was 191.2MB in the beginning and 189.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 389.10ms. Allocated memory is still 228.6MB. Free memory was 189.1MB in the beginning and 172.8MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 430024.75ms. Allocated memory was 228.6MB in the beginning and 433.1MB in the end (delta: 204.5MB). Free memory was 172.3MB in the beginning and 383.8MB in the end (delta: -211.5MB). Peak memory consumption was 248.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6781, positive: 5878, positive conditional: 5878, positive unconditional: 0, negative: 903, negative conditional: 903, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5894, positive: 5878, positive conditional: 5878, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5894, positive: 5878, positive conditional: 5878, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5981, positive: 5878, positive conditional: 5572, positive unconditional: 306, negative: 103, negative conditional: 87, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5981, positive: 5878, positive conditional: 1048, positive unconditional: 4830, negative: 103, negative conditional: 3, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5981, positive: 5878, positive conditional: 1048, positive unconditional: 4830, negative: 103, negative conditional: 3, negative unconditional: 100, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 829, positive: 824, positive conditional: 191, positive unconditional: 633, negative: 5, negative conditional: 2, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 829, positive: 821, positive conditional: 0, positive unconditional: 821, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 5, negative conditional: 2, negative unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 18, negative conditional: 2, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5981, positive: 5054, positive conditional: 857, positive unconditional: 4197, negative: 98, negative conditional: 1, negative unconditional: 97, unknown: 829, unknown conditional: 193, unknown unconditional: 636] , Statistics on independence cache: Total cache size (in pairs): 829, Positive cache size: 824, Positive conditional cache size: 191, Positive unconditional cache size: 633, Negative cache size: 5, Negative conditional cache size: 2, Negative unconditional cache size: 3, Eliminated conditions: 4608, Maximal queried relation: 7, Independence queries for same thread: 887 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 746]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L682] 0 static char buffer[10]; VAL [buffer={3:0}] [L683] 0 static unsigned int first; VAL [buffer={3:0}, first=0] [L684] 0 static unsigned int next; VAL [buffer={3:0}, first=0, next=0] [L685] 0 static int buffer_size; VAL [buffer={3:0}, buffer_size=0, first=0, next=0] [L686] 0 _Bool send, receive; VAL [buffer={3:0}, buffer_size=0, first=0, next=0, receive=0, send=0] [L687] 0 pthread_mutex_t m; VAL [buffer={3:0}, buffer_size=0, first=0, m={4:0}, next=0, receive=0, send=0] [L756] 0 pthread_t id1, id2; VAL [buffer={3:0}, buffer_size=0, first=0, id1={5:0}, id2={6:0}, m={4:0}, next=0, receive=0, send=0] [L758] CALL 0 initLog(10) [L690] 0 buffer_size = max VAL [\old(max)=10, buffer={3:0}, buffer_size=10, first=0, m={4:0}, max=10, next=0, receive=0, send=0] [L691] EXPR 0 next = 0 VAL [\old(max)=10, buffer={3:0}, buffer_size=10, first=0, m={4:0}, max=10, next=0, receive=0, send=0] [L691] 0 first = next = 0 VAL [\old(max)=10, buffer={3:0}, buffer_size=10, first=0, m={4:0}, max=10, next=0, receive=0, send=0] [L758] RET 0 initLog(10) [L759] 0 send=1 VAL [buffer={3:0}, buffer_size=10, first=0, id1={5:0}, id2={6:0}, m={4:0}, next=0, receive=0, send=1] [L760] 0 receive=0 VAL [buffer={3:0}, buffer_size=10, first=0, id1={5:0}, id2={6:0}, m={4:0}, next=0, receive=0, send=1] [L761] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, ((void *)0)) VAL [buffer={3:0}, buffer_size=10, first=0, id1={5:0}, id2={6:0}, m={4:0}, next=0, pthread_create(&id1, ((void *)0), t1, ((void *)0))=1, receive=0, send=1] [L723] 1 int i; VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, m={4:0}, next=0, receive=0, send=1] [L724] 1 i=0 VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, i=0, m={4:0}, next=0, receive=0, send=1] [L724] COND TRUE 1 i<7 VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, i=0, m={4:0}, next=0, receive=0, send=1] [L727] COND TRUE 1 \read(send) VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=0, i=0, m={4:0}, next=0, receive=0, send=1] [L729] CALL 1 insertLogElement(i) [L707] COND TRUE 1 next < buffer_size && buffer_size > 0 VAL [\old(b)=0, b=0, buffer={3:0}, buffer_size=10, first=0, m={4:0}, next=0, receive=0, send=1] [L709] 1 buffer[next] = b VAL [\old(b)=0, b=0, buffer={3:0}, buffer_size=10, first=0, m={4:0}, next=0, receive=0, send=1] [L710] 1 next = (next+1)%buffer_size VAL [\old(b)=0, b=0, buffer={3:0}, buffer_size=10, first=0, m={4:0}, next=1, receive=0, send=1] [L712] COND TRUE 1 next 0 && first < buffer_size VAL [buffer={3:0}, buffer_size=10, first=0, m={4:0}, next=1, receive=1, send=0] [L697] 2 first++ VAL [buffer={3:0}, buffer_size=10, first=1, m={4:0}, next=1, receive=1, send=0] [L698] EXPR 2 buffer[first-1] VAL [buffer={3:0}, buffer[first-1]=0, buffer_size=10, first=1, m={4:0}, next=1, receive=1, send=0] [L698] 2 return buffer[first-1]; VAL [\result=0, buffer={3:0}, buffer[first-1]=0, buffer_size=10, first=1, m={4:0}, next=1, receive=1, send=0] [L745] RET, EXPR 2 removeLogElement() [L745] COND TRUE 2 removeLogElement()==i VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=1, i=0, m={4:0}, next=1, receive=1, removeLogElement()=0, send=0] [L747] 2 receive=0 VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=1, i=0, m={4:0}, next=1, receive=0, send=0] [L748] 2 send=1 VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=1, i=0, m={4:0}, next=1, receive=0, send=1] [L727] COND TRUE 1 \read(send) VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=1, i=6, m={4:0}, next=1, receive=0, send=1] [L729] CALL 1 insertLogElement(i) [L707] COND TRUE 1 next < buffer_size && buffer_size > 0 VAL [\old(b)=6, b=6, buffer={3:0}, buffer_size=10, first=1, m={4:0}, next=1, receive=0, send=1] [L709] 1 buffer[next] = b VAL [\old(b)=6, b=6, buffer={3:0}, buffer_size=10, first=1, m={4:0}, next=1, receive=0, send=1] [L710] 1 next = (next+1)%buffer_size VAL [\old(b)=6, b=6, buffer={3:0}, buffer_size=10, first=1, m={4:0}, next=2, receive=0, send=1] [L712] COND TRUE 1 next 0 && first < buffer_size VAL [buffer={3:0}, buffer_size=10, first=1, m={4:0}, next=2, receive=1, send=0] [L697] 2 first++ VAL [buffer={3:0}, buffer_size=10, first=2, m={4:0}, next=2, receive=1, send=0] [L698] EXPR 2 buffer[first-1] VAL [buffer={3:0}, buffer[first-1]=6, buffer_size=10, first=2, m={4:0}, next=2, receive=1, send=0] [L698] 2 return buffer[first-1]; VAL [\result=6, buffer={3:0}, buffer[first-1]=6, buffer_size=10, first=2, m={4:0}, next=2, receive=1, send=0] [L745] RET, EXPR 2 removeLogElement() [L745] COND FALSE 2 !(removeLogElement()==i) VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=2, i=1, m={4:0}, next=2, receive=1, removeLogElement()=6, send=0] [L746] 2 reach_error() VAL [arg={0:0}, arg={0:0}, buffer={3:0}, buffer_size=10, first=2, i=1, m={4:0}, next=2, receive=1, send=0] - UnprovableResult [Line: 761]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 762]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 713]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 213 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 429.8s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 36.8s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 102, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 388.2s InterpolantComputationTime, 1793 NumberOfCodeBlocks, 1609 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 2341 ConstructedInterpolants, 145 QuantifiedInterpolants, 21171 SizeOfPredicates, 50 NumberOfNonLiveVariables, 3140 ConjunctsInSsa, 92 ConjunctsInUnsatCore, 15 InterpolantComputations, 6 PerfectInterpolantSequences, 1882/2224 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-02-09 07:45:56,610 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 [2022-02-09 07:45:56,997 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2022-02-09 07:45:57,018 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 137 Received shutdown request...