/usr/bin/java -Xmx16000000000 -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-DelaySleep-NoLbe-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/szymanski.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-07 00:24:11,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-07 00:24:11,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-07 00:24:11,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-07 00:24:11,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-07 00:24:11,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-07 00:24:11,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-07 00:24:11,769 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-DelaySleep-NoLbe-Random7777.epf [2021-06-07 00:24:11,814 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-07 00:24:11,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-07 00:24:11,815 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-07 00:24:11,815 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-07 00:24:11,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-07 00:24:11,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-07 00:24:11,817 INFO L138 SettingsManager]: * Use SBE=true [2021-06-07 00:24:11,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-07 00:24:11,817 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-07 00:24:11,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-07 00:24:11,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-07 00:24:11,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-07 00:24:11,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-07 00:24:11,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-07 00:24:11,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-07 00:24:11,819 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-07 00:24:11,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-07 00:24:11,819 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-07 00:24:11,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-07 00:24:11,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-07 00:24:11,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-07 00:24:11,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-07 00:24:11,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-07 00:24:11,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 00:24:11,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-07 00:24:11,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-07 00:24:11,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-07 00:24:11,821 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-07 00:24:11,821 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-07 00:24:11,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-07 00:24:11,821 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-07 00:24:11,821 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-07 00:24:11,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-07 00:24:11,821 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-07 00:24:11,822 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-07 00:24:11,822 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-07 00:24:12,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-07 00:24:12,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-07 00:24:12,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-07 00:24:12,117 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-07 00:24:12,118 INFO L275 PluginConnector]: CDTParser initialized [2021-06-07 00:24:12,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/szymanski.i [2021-06-07 00:24:12,169 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db854d3b6/12f6319319804d10987eebb36daa6a0b/FLAGed4b0f75e [2021-06-07 00:24:12,640 INFO L306 CDTParser]: Found 1 translation units. [2021-06-07 00:24:12,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i [2021-06-07 00:24:12,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db854d3b6/12f6319319804d10987eebb36daa6a0b/FLAGed4b0f75e [2021-06-07 00:24:12,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db854d3b6/12f6319319804d10987eebb36daa6a0b [2021-06-07 00:24:12,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-07 00:24:12,685 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-07 00:24:12,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-07 00:24:12,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-07 00:24:12,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-07 00:24:12,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.06 12:24:12" (1/1) ... [2021-06-07 00:24:12,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e4f0997 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:12, skipping insertion in model container [2021-06-07 00:24:12,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.06 12:24:12" (1/1) ... [2021-06-07 00:24:12,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-07 00:24:12,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-07 00:24:12,938 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-07 00:24:13,101 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[31505,31518] [2021-06-07 00:24:13,109 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[32915,32928] [2021-06-07 00:24:13,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-07 00:24:13,127 INFO L203 MainTranslator]: Completed pre-run [2021-06-07 00:24:13,148 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-07 00:24:13,166 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[31505,31518] [2021-06-07 00:24:13,174 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[32915,32928] [2021-06-07 00:24:13,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-07 00:24:13,245 INFO L208 MainTranslator]: Completed translation [2021-06-07 00:24:13,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:13 WrapperNode [2021-06-07 00:24:13,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-07 00:24:13,246 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-07 00:24:13,246 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-07 00:24:13,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-07 00:24:13,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:13" (1/1) ... [2021-06-07 00:24:13,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:13" (1/1) ... [2021-06-07 00:24:13,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-07 00:24:13,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-07 00:24:13,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-07 00:24:13,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-07 00:24:13,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:13" (1/1) ... [2021-06-07 00:24:13,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:13" (1/1) ... [2021-06-07 00:24:13,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:13" (1/1) ... [2021-06-07 00:24:13,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:13" (1/1) ... [2021-06-07 00:24:13,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:13" (1/1) ... [2021-06-07 00:24:13,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:13" (1/1) ... [2021-06-07 00:24:13,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:13" (1/1) ... [2021-06-07 00:24:13,308 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-07 00:24:13,309 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-07 00:24:13,309 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-07 00:24:13,309 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-07 00:24:13,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 00:24:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-07 00:24:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-06-07 00:24:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-06-07 00:24:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-06-07 00:24:13,376 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-06-07 00:24:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-07 00:24:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-07 00:24:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-07 00:24:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-07 00:24:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-07 00:24:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-07 00:24:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-07 00:24:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-07 00:24:13,378 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-07 00:24:13,884 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-07 00:24:13,885 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-06-07 00:24:13,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 12:24:13 BoogieIcfgContainer [2021-06-07 00:24:13,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-07 00:24:13,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-07 00:24:13,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-07 00:24:13,890 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-07 00:24:13,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.06 12:24:12" (1/3) ... [2021-06-07 00:24:13,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1355467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.06 12:24:13, skipping insertion in model container [2021-06-07 00:24:13,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.06 12:24:13" (2/3) ... [2021-06-07 00:24:13,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1355467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.06 12:24:13, skipping insertion in model container [2021-06-07 00:24:13,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 12:24:13" (3/3) ... [2021-06-07 00:24:13,893 INFO L111 eAbstractionObserver]: Analyzing ICFG szymanski.i [2021-06-07 00:24:13,897 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-07 00:24:13,898 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-07 00:24:13,898 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-07 00:24:13,898 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-07 00:24:13,919 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,919 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,919 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,919 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,919 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,920 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,920 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,920 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,920 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,920 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,920 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,921 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,921 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,921 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,921 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,921 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,922 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,922 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,922 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,922 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,922 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,922 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,923 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,923 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,923 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,923 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,923 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,924 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,924 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,924 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,924 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,924 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,924 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,925 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,925 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,925 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,925 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,925 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,926 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,926 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,926 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,926 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,927 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,927 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,927 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,928 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,932 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,932 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,933 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,936 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,941 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,943 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,943 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,949 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,949 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,950 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,950 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,950 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-07 00:24:13,961 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-07 00:24:13,980 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-07 00:24:14,025 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 00:24:14,025 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 00:24:14,026 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 00:24:14,026 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 00:24:14,026 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 00:24:14,026 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 00:24:14,026 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 00:24:14,026 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2======== Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-07 00:24:14,583 INFO L301 ceAbstractionStarter]: Result for error location thr2 was SAFE (1/5) [2021-06-07 00:24:14,585 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-07 00:24:14,604 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 00:24:14,604 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 00:24:14,605 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 00:24:14,605 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 00:24:14,605 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 00:24:14,605 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 00:24:14,605 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 00:24:14,605 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr1======== [2021-06-07 00:24:15,034 INFO L301 ceAbstractionStarter]: Result for error location thr1 was SAFE (2/5) [2021-06-07 00:24:15,034 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-07 00:24:15,052 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 00:24:15,052 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 00:24:15,052 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 00:24:15,052 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 00:24:15,052 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 00:24:15,052 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 00:24:15,052 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 00:24:15,053 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr1Thread1of1ForFork0======== [2021-06-07 00:24:15,106 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:15,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:15,110 INFO L82 PathProgramCache]: Analyzing trace with hash -1087937432, now seen corresponding path program 1 times [2021-06-07 00:24:15,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:15,117 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827030308] [2021-06-07 00:24:15,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:15,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:15,337 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:15,337 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827030308] [2021-06-07 00:24:15,337 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827030308] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:15,338 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:15,338 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:15,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014093000] [2021-06-07 00:24:15,344 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:15,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:15,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:15,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:15,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:15,358 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:15,359 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 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) [2021-06-07 00:24:15,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:15,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,419 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-07 00:24:15,419 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:15,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:15,421 INFO L82 PathProgramCache]: Analyzing trace with hash -465421666, now seen corresponding path program 1 times [2021-06-07 00:24:15,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:15,421 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291723310] [2021-06-07 00:24:15,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:15,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:15,494 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:15,495 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291723310] [2021-06-07 00:24:15,495 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291723310] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:15,495 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:15,495 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:15,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044629990] [2021-06-07 00:24:15,497 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:15,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:15,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:15,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:15,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:15,499 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:15,499 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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) [2021-06-07 00:24:15,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:15,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,577 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-07 00:24:15,577 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:15,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:15,578 INFO L82 PathProgramCache]: Analyzing trace with hash 2106241858, now seen corresponding path program 1 times [2021-06-07 00:24:15,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:15,578 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33743908] [2021-06-07 00:24:15,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:15,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:15,659 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:15,659 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33743908] [2021-06-07 00:24:15,660 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33743908] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:15,660 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:15,660 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:15,660 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803271499] [2021-06-07 00:24:15,660 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:15,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:15,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:15,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:15,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:15,661 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:15,661 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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) [2021-06-07 00:24:15,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:15,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 00:24:15,717 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-07 00:24:15,717 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:15,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:15,717 INFO L82 PathProgramCache]: Analyzing trace with hash -1783004133, now seen corresponding path program 1 times [2021-06-07 00:24:15,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:15,717 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896511359] [2021-06-07 00:24:15,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:15,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:15,770 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:15,770 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896511359] [2021-06-07 00:24:15,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896511359] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:15,770 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:15,771 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:15,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790847668] [2021-06-07 00:24:15,771 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:15,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:15,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:15,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:15,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:15,772 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:15,772 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 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) [2021-06-07 00:24:15,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 00:24:15,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:15,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,811 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-07 00:24:15,811 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:15,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:15,812 INFO L82 PathProgramCache]: Analyzing trace with hash 1959349638, now seen corresponding path program 1 times [2021-06-07 00:24:15,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:15,812 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896646664] [2021-06-07 00:24:15,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:15,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:15,882 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:15,882 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896646664] [2021-06-07 00:24:15,883 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896646664] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:15,883 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:15,883 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:15,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692710170] [2021-06-07 00:24:15,883 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:15,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:15,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:15,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:15,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:15,884 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:15,884 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 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) [2021-06-07 00:24:15,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:15,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:15,943 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-07 00:24:15,943 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:15,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:15,943 INFO L82 PathProgramCache]: Analyzing trace with hash 284297882, now seen corresponding path program 1 times [2021-06-07 00:24:15,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:15,944 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950894342] [2021-06-07 00:24:15,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:16,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-07 00:24:16,018 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:16,019 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950894342] [2021-06-07 00:24:16,019 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950894342] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:16,019 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:16,019 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:16,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162639292] [2021-06-07 00:24:16,019 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:16,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:16,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:16,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:16,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:16,020 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:16,020 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 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) [2021-06-07 00:24:16,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:16,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,112 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-07 00:24:16,112 INFO L430 AbstractCegarLoop]: === Iteration 7 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:16,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:16,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1356691277, now seen corresponding path program 1 times [2021-06-07 00:24:16,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:16,115 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53471403] [2021-06-07 00:24:16,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:16,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-07 00:24:16,198 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:16,198 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53471403] [2021-06-07 00:24:16,198 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53471403] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:16,198 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:16,198 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:16,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59825159] [2021-06-07 00:24:16,199 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:16,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:16,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:16,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:16,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:16,200 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:16,200 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 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) [2021-06-07 00:24:16,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:16,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,309 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-07 00:24:16,314 INFO L430 AbstractCegarLoop]: === Iteration 8 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:16,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:16,314 INFO L82 PathProgramCache]: Analyzing trace with hash -1011039008, now seen corresponding path program 1 times [2021-06-07 00:24:16,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:16,315 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301162932] [2021-06-07 00:24:16,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:16,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:16,359 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:16,359 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301162932] [2021-06-07 00:24:16,359 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301162932] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:16,360 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:16,360 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:16,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895649350] [2021-06-07 00:24:16,360 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:16,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:16,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:16,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:16,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:16,362 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:16,362 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 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) [2021-06-07 00:24:16,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:16,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,552 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-07 00:24:16,552 INFO L430 AbstractCegarLoop]: === Iteration 9 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:16,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:16,552 INFO L82 PathProgramCache]: Analyzing trace with hash -36708135, now seen corresponding path program 1 times [2021-06-07 00:24:16,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:16,556 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065507590] [2021-06-07 00:24:16,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:16,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:16,586 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:16,587 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065507590] [2021-06-07 00:24:16,587 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065507590] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:16,587 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:16,587 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:16,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657512711] [2021-06-07 00:24:16,588 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:16,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:16,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:16,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:16,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:16,588 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:16,589 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2021-06-07 00:24:16,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,839 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-07 00:24:16,839 INFO L430 AbstractCegarLoop]: === Iteration 10 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:16,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:16,839 INFO L82 PathProgramCache]: Analyzing trace with hash -225130129, now seen corresponding path program 1 times [2021-06-07 00:24:16,840 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:16,841 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785233312] [2021-06-07 00:24:16,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:16,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:16,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 00:24:16,875 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:16,875 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785233312] [2021-06-07 00:24:16,875 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785233312] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:16,876 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:16,876 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 00:24:16,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200848482] [2021-06-07 00:24:16,877 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 00:24:16,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:16,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 00:24:16,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 00:24:16,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:16,878 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:16,878 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-06-07 00:24:16,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:16,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:17,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:17,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:17,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:17,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:17,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:17,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:17,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:17,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:17,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:17,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 00:24:17,942 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-07 00:24:17,950 INFO L301 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was SAFE (3/5) [2021-06-07 00:24:17,951 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-07 00:24:17,968 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 00:24:17,969 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 00:24:17,969 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 00:24:17,969 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 00:24:17,969 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 00:24:17,969 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 00:24:17,969 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 00:24:17,969 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-07 00:24:18,230 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (4/5) [2021-06-07 00:24:18,230 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-07 00:24:18,235 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 00:24:18,235 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 00:24:18,235 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 00:24:18,235 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 00:24:18,235 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 00:24:18,236 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 00:24:18,236 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 00:24:18,236 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread1of1ForFork1======== [2021-06-07 00:24:18,291 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:18,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:18,292 INFO L82 PathProgramCache]: Analyzing trace with hash 1849555172, now seen corresponding path program 1 times [2021-06-07 00:24:18,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:18,292 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696163361] [2021-06-07 00:24:18,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:18,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:18,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:18,332 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:18,332 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696163361] [2021-06-07 00:24:18,332 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696163361] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:18,333 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:18,333 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:18,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652630119] [2021-06-07 00:24:18,333 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:18,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:18,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:18,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:18,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,334 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:18,334 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2021-06-07 00:24:18,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,364 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-07 00:24:18,364 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:18,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:18,365 INFO L82 PathProgramCache]: Analyzing trace with hash 769929923, now seen corresponding path program 1 times [2021-06-07 00:24:18,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:18,365 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615431592] [2021-06-07 00:24:18,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:18,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:18,411 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:18,411 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615431592] [2021-06-07 00:24:18,411 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615431592] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:18,412 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:18,412 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:18,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109146897] [2021-06-07 00:24:18,413 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:18,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:18,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:18,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:18,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,414 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:18,414 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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) [2021-06-07 00:24:18,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,458 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-07 00:24:18,458 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:18,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:18,458 INFO L82 PathProgramCache]: Analyzing trace with hash -299457442, now seen corresponding path program 1 times [2021-06-07 00:24:18,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:18,459 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212512049] [2021-06-07 00:24:18,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:18,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:18,586 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:18,586 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212512049] [2021-06-07 00:24:18,586 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212512049] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:18,586 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:18,586 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:18,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783878053] [2021-06-07 00:24:18,586 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:18,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:18,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:18,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:18,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,587 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:18,587 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 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) [2021-06-07 00:24:18,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,587 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 00:24:18,621 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-07 00:24:18,621 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:18,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:18,622 INFO L82 PathProgramCache]: Analyzing trace with hash 1466987968, now seen corresponding path program 1 times [2021-06-07 00:24:18,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:18,622 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390597325] [2021-06-07 00:24:18,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:18,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:18,652 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:18,652 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390597325] [2021-06-07 00:24:18,652 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390597325] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:18,652 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:18,652 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:18,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702808490] [2021-06-07 00:24:18,653 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:18,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:18,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:18,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:18,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,655 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:18,656 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 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) [2021-06-07 00:24:18,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 00:24:18,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,693 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-07 00:24:18,693 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:18,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:18,694 INFO L82 PathProgramCache]: Analyzing trace with hash 760713643, now seen corresponding path program 1 times [2021-06-07 00:24:18,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:18,694 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855376829] [2021-06-07 00:24:18,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:18,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:18,728 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:18,728 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855376829] [2021-06-07 00:24:18,728 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855376829] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:18,728 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:18,728 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:18,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438911435] [2021-06-07 00:24:18,729 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:18,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:18,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:18,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:18,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,730 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:18,730 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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) [2021-06-07 00:24:18,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,763 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-07 00:24:18,763 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:18,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:18,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1958241414, now seen corresponding path program 1 times [2021-06-07 00:24:18,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:18,764 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623746483] [2021-06-07 00:24:18,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:18,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 00:24:18,787 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:18,787 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623746483] [2021-06-07 00:24:18,789 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623746483] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:18,789 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:18,789 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:18,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677406462] [2021-06-07 00:24:18,790 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:18,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:18,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:18,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:18,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,790 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:18,790 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 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) [2021-06-07 00:24:18,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,911 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-07 00:24:18,911 INFO L430 AbstractCegarLoop]: === Iteration 7 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:18,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:18,912 INFO L82 PathProgramCache]: Analyzing trace with hash -6784293, now seen corresponding path program 1 times [2021-06-07 00:24:18,912 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:18,912 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964935251] [2021-06-07 00:24:18,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:18,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:18,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 00:24:18,940 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:18,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964935251] [2021-06-07 00:24:18,940 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964935251] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:18,940 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:18,940 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:18,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460569867] [2021-06-07 00:24:18,941 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:18,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:18,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:18,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:18,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:18,941 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:18,942 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2021-06-07 00:24:18,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:18,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:19,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,055 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-07 00:24:19,055 INFO L430 AbstractCegarLoop]: === Iteration 8 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:19,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:19,055 INFO L82 PathProgramCache]: Analyzing trace with hash 1474769543, now seen corresponding path program 1 times [2021-06-07 00:24:19,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:19,056 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460530339] [2021-06-07 00:24:19,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:19,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-07 00:24:19,083 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:19,083 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460530339] [2021-06-07 00:24:19,084 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460530339] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:19,084 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:19,084 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:19,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722871486] [2021-06-07 00:24:19,084 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:19,084 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:19,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:19,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:19,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:19,085 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:19,085 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 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) [2021-06-07 00:24:19,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:19,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,205 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-07 00:24:19,206 INFO L430 AbstractCegarLoop]: === Iteration 9 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:19,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:19,206 INFO L82 PathProgramCache]: Analyzing trace with hash -908679076, now seen corresponding path program 1 times [2021-06-07 00:24:19,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:19,206 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928626668] [2021-06-07 00:24:19,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:19,228 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-07 00:24:19,229 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:19,229 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928626668] [2021-06-07 00:24:19,229 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928626668] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:19,229 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:19,229 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-07 00:24:19,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225869640] [2021-06-07 00:24:19,229 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 00:24:19,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:19,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 00:24:19,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 00:24:19,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:19,230 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:19,230 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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) [2021-06-07 00:24:19,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,496 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-07 00:24:19,496 INFO L430 AbstractCegarLoop]: === Iteration 10 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-07 00:24:19,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 00:24:19,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1952898340, now seen corresponding path program 1 times [2021-06-07 00:24:19,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 00:24:19,497 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310593409] [2021-06-07 00:24:19,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 00:24:19,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 00:24:19,519 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-07 00:24:19,519 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 00:24:19,519 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310593409] [2021-06-07 00:24:19,519 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310593409] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 00:24:19,519 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 00:24:19,520 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 00:24:19,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443401302] [2021-06-07 00:24:19,520 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 00:24:19,520 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 00:24:19,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 00:24:19,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 00:24:19,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:19,521 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 00:24:19,521 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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) [2021-06-07 00:24:19,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:19,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 00:24:20,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:20,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:20,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:20,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:20,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:20,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:20,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:20,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:20,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 00:24:20,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 00:24:20,415 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-07 00:24:20,417 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread1of1ForFork1 was SAFE (5/5) [2021-06-07 00:24:20,417 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-07 00:24:20,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.06 12:24:20 BasicIcfg [2021-06-07 00:24:20,419 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-07 00:24:20,420 INFO L168 Benchmark]: Toolchain (without parser) took 7735.31 ms. Allocated memory was 383.8 MB in the beginning and 1.0 GB in the end (delta: 656.4 MB). Free memory was 346.4 MB in the beginning and 454.4 MB in the end (delta: -107.9 MB). Peak memory consumption was 551.4 MB. Max. memory is 16.0 GB. [2021-06-07 00:24:20,421 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 383.8 MB. Free memory was 364.5 MB in the beginning and 364.5 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 00:24:20,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 558.79 ms. Allocated memory is still 383.8 MB. Free memory was 346.3 MB in the beginning and 345.4 MB in the end (delta: 826.9 kB). Peak memory consumption was 8.8 MB. Max. memory is 16.0 GB. [2021-06-07 00:24:20,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.55 ms. Allocated memory is still 383.8 MB. Free memory was 345.4 MB in the beginning and 344.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-07 00:24:20,421 INFO L168 Benchmark]: Boogie Preprocessor took 21.98 ms. Allocated memory is still 383.8 MB. Free memory was 344.4 MB in the beginning and 342.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-07 00:24:20,421 INFO L168 Benchmark]: RCFGBuilder took 577.81 ms. Allocated memory is still 383.8 MB. Free memory was 342.3 MB in the beginning and 315.0 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-06-07 00:24:20,422 INFO L168 Benchmark]: TraceAbstraction took 6531.78 ms. Allocated memory was 383.8 MB in the beginning and 1.0 GB in the end (delta: 656.4 MB). Free memory was 314.0 MB in the beginning and 454.4 MB in the end (delta: -140.4 MB). Peak memory consumption was 519.2 MB. Max. memory is 16.0 GB. [2021-06-07 00:24:20,423 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 383.8 MB. Free memory was 364.5 MB in the beginning and 364.5 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 558.79 ms. Allocated memory is still 383.8 MB. Free memory was 346.3 MB in the beginning and 345.4 MB in the end (delta: 826.9 kB). Peak memory consumption was 8.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 39.55 ms. Allocated memory is still 383.8 MB. Free memory was 345.4 MB in the beginning and 344.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 21.98 ms. Allocated memory is still 383.8 MB. Free memory was 344.4 MB in the beginning and 342.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 577.81 ms. Allocated memory is still 383.8 MB. Free memory was 342.3 MB in the beginning and 315.0 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 6531.78 ms. Allocated memory was 383.8 MB in the beginning and 1.0 GB in the end (delta: 656.4 MB). Free memory was 314.0 MB in the beginning and 454.4 MB in the end (delta: -140.4 MB). Peak memory consumption was 519.2 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14304, positive: 10665, positive conditional: 10665, positive unconditional: 0, negative: 3639, negative conditional: 3639, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11036, positive: 10665, positive conditional: 10665, positive unconditional: 0, negative: 371, negative conditional: 371, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11036, positive: 10665, positive conditional: 0, positive unconditional: 10665, negative: 371, negative conditional: 0, negative unconditional: 371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2231, positive: 2115, positive conditional: 0, positive unconditional: 2115, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2231, positive: 2113, positive conditional: 0, positive unconditional: 2113, negative: 118, negative conditional: 0, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 118, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 181, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 179, negative conditional: 0, negative unconditional: 179, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11036, positive: 8550, positive conditional: 0, positive unconditional: 8550, negative: 255, negative conditional: 0, negative unconditional: 255, unknown: 2231, unknown conditional: 0, unknown unconditional: 2231] , Statistics on independence cache: Total cache size (in pairs): 2231, Positive cache size: 2115, Positive conditional cache size: 0, Positive unconditional cache size: 2115, Negative cache size: 116, Negative conditional cache size: 0, Negative unconditional cache size: 116 ], Maximal queried relation: 0, Independence queries for same thread: 3268 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14304, positive: 10665, positive conditional: 10665, positive unconditional: 0, negative: 3639, negative conditional: 3639, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11036, positive: 10665, positive conditional: 10665, positive unconditional: 0, negative: 371, negative conditional: 371, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11036, positive: 10665, positive conditional: 0, positive unconditional: 10665, negative: 371, negative conditional: 0, negative unconditional: 371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2231, positive: 2115, positive conditional: 0, positive unconditional: 2115, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2231, positive: 2113, positive conditional: 0, positive unconditional: 2113, negative: 118, negative conditional: 0, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 118, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 180, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 174, negative conditional: 0, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11036, positive: 8550, positive conditional: 0, positive unconditional: 8550, negative: 255, negative conditional: 0, negative unconditional: 255, unknown: 2231, unknown conditional: 0, unknown unconditional: 2231] , Statistics on independence cache: Total cache size (in pairs): 2231, Positive cache size: 2115, Positive conditional cache size: 0, Positive unconditional cache size: 2115, Negative cache size: 116, Negative conditional cache size: 0, Negative unconditional cache size: 116 ], Maximal queried relation: 0, Independence queries for same thread: 3268 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 28052, positive: 20974, positive conditional: 20974, positive unconditional: 0, negative: 7078, negative conditional: 7078, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 21665, positive: 20974, positive conditional: 20974, positive unconditional: 0, negative: 691, negative conditional: 691, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 21665, positive: 20974, positive conditional: 0, positive unconditional: 20974, negative: 691, negative conditional: 0, negative unconditional: 691, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2102, positive: 2012, positive conditional: 0, positive unconditional: 2012, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2102, positive: 2011, positive conditional: 0, positive unconditional: 2011, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 91, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 90, negative conditional: 0, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 213, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 212, negative conditional: 122, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 272, negative conditional: 165, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 21665, positive: 18962, positive conditional: 0, positive unconditional: 18962, negative: 601, negative conditional: 0, negative unconditional: 601, unknown: 2102, unknown conditional: 0, unknown unconditional: 2102] , Statistics on independence cache: Total cache size (in pairs): 2224, Positive cache size: 2012, Positive conditional cache size: 0, Positive unconditional cache size: 2012, Negative cache size: 212, Negative conditional cache size: 122, Negative unconditional cache size: 90, SemanticConditionEliminator.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 213, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 212, negative conditional: 122, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 272, negative conditional: 165, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6285, negative conditional: 808, negative unconditional: 5477, unknown: 122, unknown conditional: 122, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2224, Positive cache size: 2012, Positive conditional cache size: 0, Positive unconditional cache size: 2012, Negative cache size: 212, Negative conditional cache size: 122, Negative unconditional cache size: 90, Eliminated conditions: 5477, SemanticConditionEliminator.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 213, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 212, negative conditional: 122, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 272, negative conditional: 165, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6285, negative conditional: 808, negative unconditional: 5477, unknown: 122, unknown conditional: 122, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2224, Positive cache size: 2012, Positive conditional cache size: 0, Positive unconditional cache size: 2012, Negative cache size: 212, Negative conditional cache size: 122, Negative unconditional cache size: 90, Eliminated conditions: 5477, SemanticConditionEliminator.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 213, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 212, negative conditional: 122, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 272, negative conditional: 165, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6285, negative conditional: 808, negative unconditional: 5477, unknown: 122, unknown conditional: 122, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2224, Positive cache size: 2012, Positive conditional cache size: 0, Positive unconditional cache size: 2012, Negative cache size: 212, Negative conditional cache size: 122, Negative unconditional cache size: 90, Eliminated conditions: 5477, SemanticConditionEliminator.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 213, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 212, negative conditional: 122, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 272, negative conditional: 165, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6285, negative conditional: 808, negative unconditional: 5477, unknown: 122, unknown conditional: 122, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2224, Positive cache size: 2012, Positive conditional cache size: 0, Positive unconditional cache size: 2012, Negative cache size: 212, Negative conditional cache size: 122, Negative unconditional cache size: 90, Eliminated conditions: 5477, SemanticConditionEliminator.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 213, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 212, negative conditional: 122, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 272, negative conditional: 165, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6285, negative conditional: 808, negative unconditional: 5477, unknown: 122, unknown conditional: 122, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2224, Positive cache size: 2012, Positive conditional cache size: 0, Positive unconditional cache size: 2012, Negative cache size: 212, Negative conditional cache size: 122, Negative unconditional cache size: 90, Eliminated conditions: 5477, SemanticConditionEliminator.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 213, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 212, negative conditional: 122, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 272, negative conditional: 165, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6285, negative conditional: 808, negative unconditional: 5477, unknown: 122, unknown conditional: 122, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2224, Positive cache size: 2012, Positive conditional cache size: 0, Positive unconditional cache size: 2012, Negative cache size: 212, Negative conditional cache size: 122, Negative unconditional cache size: 90, Eliminated conditions: 5477, SemanticConditionEliminator.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 213, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 212, negative conditional: 122, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 272, negative conditional: 165, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6285, negative conditional: 808, negative unconditional: 5477, unknown: 122, unknown conditional: 122, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2224, Positive cache size: 2012, Positive conditional cache size: 0, Positive unconditional cache size: 2012, Negative cache size: 212, Negative conditional cache size: 122, Negative unconditional cache size: 90, Eliminated conditions: 5477, SemanticConditionEliminator.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 213, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 212, negative conditional: 122, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 272, negative conditional: 165, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6285, negative conditional: 808, negative unconditional: 5477, unknown: 122, unknown conditional: 122, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2224, Positive cache size: 2012, Positive conditional cache size: 0, Positive unconditional cache size: 2012, Negative cache size: 212, Negative conditional cache size: 122, Negative unconditional cache size: 90, Eliminated conditions: 5477, SemanticConditionEliminator.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 213, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 212, negative conditional: 122, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 272, negative conditional: 165, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6285, negative conditional: 808, negative unconditional: 5477, unknown: 122, unknown conditional: 122, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2224, Positive cache size: 2012, Positive conditional cache size: 0, Positive unconditional cache size: 2012, Negative cache size: 212, Negative conditional cache size: 122, Negative unconditional cache size: 90, Eliminated conditions: 5477, SemanticConditionEliminator.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6407, negative conditional: 930, negative unconditional: 5477, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 213, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 212, negative conditional: 122, negative unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 272, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 272, negative conditional: 165, negative unconditional: 107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6407, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6285, negative conditional: 808, negative unconditional: 5477, unknown: 122, unknown conditional: 122, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2224, Positive cache size: 2012, Positive conditional cache size: 0, Positive unconditional cache size: 2012, Negative cache size: 212, Negative conditional cache size: 122, Negative unconditional cache size: 90, Eliminated conditions: 5477 ], Maximal queried relation: 10, Independence queries for same thread: 6387 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14304, positive: 10665, positive conditional: 10665, positive unconditional: 0, negative: 3639, negative conditional: 3639, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11036, positive: 10665, positive conditional: 10665, positive unconditional: 0, negative: 371, negative conditional: 371, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11036, positive: 10665, positive conditional: 0, positive unconditional: 10665, negative: 371, negative conditional: 0, negative unconditional: 371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2231, positive: 2115, positive conditional: 0, positive unconditional: 2115, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2231, positive: 2113, positive conditional: 0, positive unconditional: 2113, negative: 118, negative conditional: 0, negative unconditional: 118, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 118, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 118, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 109, negative conditional: 0, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11036, positive: 8550, positive conditional: 0, positive unconditional: 8550, negative: 255, negative conditional: 0, negative unconditional: 255, unknown: 2231, unknown conditional: 0, unknown unconditional: 2231] , Statistics on independence cache: Total cache size (in pairs): 2231, Positive cache size: 2115, Positive conditional cache size: 0, Positive unconditional cache size: 2115, Negative cache size: 116, Negative conditional cache size: 0, Negative unconditional cache size: 116 ], Maximal queried relation: 0, Independence queries for same thread: 3268 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 28793, positive: 21460, positive conditional: 21460, positive unconditional: 0, negative: 7333, negative conditional: 7333, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 22161, positive: 21460, positive conditional: 21460, positive unconditional: 0, negative: 701, negative conditional: 701, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 22161, positive: 21460, positive conditional: 0, positive unconditional: 21460, negative: 701, negative conditional: 0, negative unconditional: 701, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2214, positive: 2121, positive conditional: 0, positive unconditional: 2121, negative: 93, negative conditional: 0, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2214, positive: 2120, positive conditional: 0, positive unconditional: 2120, negative: 94, negative conditional: 0, negative unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 94, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 93, negative conditional: 0, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 219, negative conditional: 126, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 205, negative conditional: 96, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 22161, positive: 19339, positive conditional: 0, positive unconditional: 19339, negative: 608, negative conditional: 0, negative unconditional: 608, unknown: 2214, unknown conditional: 0, unknown unconditional: 2214] , Statistics on independence cache: Total cache size (in pairs): 2340, Positive cache size: 2121, Positive conditional cache size: 0, Positive unconditional cache size: 2121, Negative cache size: 219, Negative conditional cache size: 126, Negative unconditional cache size: 93, SemanticConditionEliminator.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 219, negative conditional: 126, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 205, negative conditional: 96, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6351, negative conditional: 813, negative unconditional: 5538, unknown: 126, unknown conditional: 126, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2340, Positive cache size: 2121, Positive conditional cache size: 0, Positive unconditional cache size: 2121, Negative cache size: 219, Negative conditional cache size: 126, Negative unconditional cache size: 93, Eliminated conditions: 5538, SemanticConditionEliminator.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 219, negative conditional: 126, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 205, negative conditional: 96, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6351, negative conditional: 813, negative unconditional: 5538, unknown: 126, unknown conditional: 126, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2340, Positive cache size: 2121, Positive conditional cache size: 0, Positive unconditional cache size: 2121, Negative cache size: 219, Negative conditional cache size: 126, Negative unconditional cache size: 93, Eliminated conditions: 5538, SemanticConditionEliminator.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 219, negative conditional: 126, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 205, negative conditional: 96, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6351, negative conditional: 813, negative unconditional: 5538, unknown: 126, unknown conditional: 126, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2340, Positive cache size: 2121, Positive conditional cache size: 0, Positive unconditional cache size: 2121, Negative cache size: 219, Negative conditional cache size: 126, Negative unconditional cache size: 93, Eliminated conditions: 5538, SemanticConditionEliminator.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 219, negative conditional: 126, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 205, negative conditional: 96, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6351, negative conditional: 813, negative unconditional: 5538, unknown: 126, unknown conditional: 126, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2340, Positive cache size: 2121, Positive conditional cache size: 0, Positive unconditional cache size: 2121, Negative cache size: 219, Negative conditional cache size: 126, Negative unconditional cache size: 93, Eliminated conditions: 5538, SemanticConditionEliminator.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 219, negative conditional: 126, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 205, negative conditional: 96, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6351, negative conditional: 813, negative unconditional: 5538, unknown: 126, unknown conditional: 126, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2340, Positive cache size: 2121, Positive conditional cache size: 0, Positive unconditional cache size: 2121, Negative cache size: 219, Negative conditional cache size: 126, Negative unconditional cache size: 93, Eliminated conditions: 5538, SemanticConditionEliminator.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 219, negative conditional: 126, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 205, negative conditional: 96, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6351, negative conditional: 813, negative unconditional: 5538, unknown: 126, unknown conditional: 126, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2340, Positive cache size: 2121, Positive conditional cache size: 0, Positive unconditional cache size: 2121, Negative cache size: 219, Negative conditional cache size: 126, Negative unconditional cache size: 93, Eliminated conditions: 5538, SemanticConditionEliminator.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 219, negative conditional: 126, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 205, negative conditional: 96, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6351, negative conditional: 813, negative unconditional: 5538, unknown: 126, unknown conditional: 126, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2340, Positive cache size: 2121, Positive conditional cache size: 0, Positive unconditional cache size: 2121, Negative cache size: 219, Negative conditional cache size: 126, Negative unconditional cache size: 93, Eliminated conditions: 5538, SemanticConditionEliminator.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 219, negative conditional: 126, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 205, negative conditional: 96, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6351, negative conditional: 813, negative unconditional: 5538, unknown: 126, unknown conditional: 126, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2340, Positive cache size: 2121, Positive conditional cache size: 0, Positive unconditional cache size: 2121, Negative cache size: 219, Negative conditional cache size: 126, Negative unconditional cache size: 93, Eliminated conditions: 5538, SemanticConditionEliminator.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 219, negative conditional: 126, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 205, negative conditional: 96, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6351, negative conditional: 813, negative unconditional: 5538, unknown: 126, unknown conditional: 126, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2340, Positive cache size: 2121, Positive conditional cache size: 0, Positive unconditional cache size: 2121, Negative cache size: 219, Negative conditional cache size: 126, Negative unconditional cache size: 93, Eliminated conditions: 5538, SemanticConditionEliminator.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6477, negative conditional: 939, negative unconditional: 5538, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 220, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 219, negative conditional: 126, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 206, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 205, negative conditional: 96, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6477, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 6351, negative conditional: 813, negative unconditional: 5538, unknown: 126, unknown conditional: 126, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2340, Positive cache size: 2121, Positive conditional cache size: 0, Positive unconditional cache size: 2121, Negative cache size: 219, Negative conditional cache size: 126, Negative unconditional cache size: 93, Eliminated conditions: 5538 ], Maximal queried relation: 10, Independence queries for same thread: 6632 - PositiveResult [Line: 802]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 745]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr2 with 1 thread instances CFG has 5 procedures, 150 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 589.8ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.1ms, PartialOrderReductionTime: 538.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr1 with 1 thread instances CFG has 5 procedures, 150 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 437.2ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2.3ms, PartialOrderReductionTime: 424.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 150 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2905.7ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.6ms, PartialOrderReductionTime: 2034.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 28.5ms SsaConstructionTime, 132.8ms SatisfiabilityAnalysisTime, 473.4ms InterpolantComputationTime, 554 NumberOfCodeBlocks, 554 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 544 ConstructedInterpolants, 0 QuantifiedInterpolants, 674 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 9/9 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 150 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 277.5ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.3ms, PartialOrderReductionTime: 257.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 150 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2185.7ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.4ms, PartialOrderReductionTime: 1739.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 102.0ms SsaConstructionTime, 62.6ms SatisfiabilityAnalysisTime, 211.5ms InterpolantComputationTime, 564 NumberOfCodeBlocks, 564 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 554 ConstructedInterpolants, 0 QuantifiedInterpolants, 684 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 14/14 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 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...