/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-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/NonAtomicIncrement_2Threads.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 23:58:01,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 23:58:01,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 23:58:01,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 23:58:01,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-12 23:58:01,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-12 23:58:01,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-12 23:58:01,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-12 23:58:01,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-12 23:58:01,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-12 23:58:01,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-12 23:58:01,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-12 23:58:01,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-12 23:58:01,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-12 23:58:01,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-12 23:58:01,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-12 23:58:01,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-12 23:58:01,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 23:58:01,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 23:58:01,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 23:58:01,920 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-Sleep-SemanticLbe-Delay.epf [2021-03-12 23:58:01,946 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 23:58:01,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 23:58:01,946 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 23:58:01,946 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 23:58:01,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 23:58:01,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 23:58:01,948 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 23:58:01,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 23:58:01,948 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 23:58:01,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 23:58:01,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 23:58:01,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 23:58:01,949 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 23:58:01,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 23:58:01,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 23:58:01,949 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 23:58:01,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 23:58:01,950 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 23:58:01,950 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 23:58:01,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 23:58:01,950 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 23:58:01,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 23:58:01,950 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 23:58:01,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 23:58:01,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 23:58:01,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 23:58:01,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 23:58:01,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 23:58:01,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 23:58:01,951 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 23:58:01,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 23:58:01,951 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-12 23:58:01,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 23:58:02,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 23:58:02,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 23:58:02,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 23:58:02,225 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 23:58:02,225 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 23:58:02,226 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/NonAtomicIncrement_2Threads.c [2021-03-12 23:58:02,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7026e11f6/206713fd4f30436caf9cf42bc7df164c/FLAG37ec68c50 [2021-03-12 23:58:02,705 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 23:58:02,705 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/NonAtomicIncrement_2Threads.c [2021-03-12 23:58:02,706 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-03-12 23:58:02,706 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2021-03-12 23:58:02,706 WARN L117 ultiparseSymbolTable]: System include stdbool.h could not be resolved by CDT -- only built-in system includes are available. [2021-03-12 23:58:02,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7026e11f6/206713fd4f30436caf9cf42bc7df164c/FLAG37ec68c50 [2021-03-12 23:58:02,743 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7026e11f6/206713fd4f30436caf9cf42bc7df164c [2021-03-12 23:58:02,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 23:58:02,749 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 23:58:02,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 23:58:02,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 23:58:02,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 23:58:02,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 11:58:02" (1/1) ... [2021-03-12 23:58:02,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2072b7de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02, skipping insertion in model container [2021-03-12 23:58:02,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 11:58:02" (1/1) ... [2021-03-12 23:58:02,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 23:58:02,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 23:58:02,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 23:58:02,908 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 23:58:02,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 23:58:02,926 INFO L208 MainTranslator]: Completed translation [2021-03-12 23:58:02,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02 WrapperNode [2021-03-12 23:58:02,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 23:58:02,929 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 23:58:02,929 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 23:58:02,929 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 23:58:02,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02" (1/1) ... [2021-03-12 23:58:02,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02" (1/1) ... [2021-03-12 23:58:02,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 23:58:02,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 23:58:02,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 23:58:02,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 23:58:02,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02" (1/1) ... [2021-03-12 23:58:02,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02" (1/1) ... [2021-03-12 23:58:02,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02" (1/1) ... [2021-03-12 23:58:02,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02" (1/1) ... [2021-03-12 23:58:02,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02" (1/1) ... [2021-03-12 23:58:02,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02" (1/1) ... [2021-03-12 23:58:02,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02" (1/1) ... [2021-03-12 23:58:02,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 23:58:02,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 23:58:02,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 23:58:02,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 23:58:02,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02" (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 [2021-03-12 23:58:03,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 23:58:03,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 23:58:03,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 23:58:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-03-12 23:58:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure secondIncrement [2021-03-12 23:58:03,032 INFO L138 BoogieDeclarations]: Found implementation of procedure secondIncrement [2021-03-12 23:58:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure firstIncrement [2021-03-12 23:58:03,032 INFO L138 BoogieDeclarations]: Found implementation of procedure firstIncrement [2021-03-12 23:58:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 23:58:03,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 23:58:03,033 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 23:58:03,236 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 23:58:03,236 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-03-12 23:58:03,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 11:58:03 BoogieIcfgContainer [2021-03-12 23:58:03,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 23:58:03,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 23:58:03,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 23:58:03,240 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 23:58:03,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 11:58:02" (1/3) ... [2021-03-12 23:58:03,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10c4f8da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 11:58:03, skipping insertion in model container [2021-03-12 23:58:03,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 11:58:02" (2/3) ... [2021-03-12 23:58:03,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10c4f8da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 11:58:03, skipping insertion in model container [2021-03-12 23:58:03,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 11:58:03" (3/3) ... [2021-03-12 23:58:03,241 INFO L111 eAbstractionObserver]: Analyzing ICFG NonAtomicIncrement_2Threads.c [2021-03-12 23:58:03,245 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 23:58:03,245 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 23:58:03,247 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 23:58:03,247 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 23:58:03,262 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~localx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,263 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~localx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,263 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,263 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,263 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,263 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,263 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,264 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,264 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~localx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,264 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~localx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,264 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~localx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,264 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~localx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,264 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,264 WARN L313 ript$VariableManager]: TermVariabe |secondIncrementThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,264 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,265 WARN L313 ript$VariableManager]: TermVariabe |secondIncrementThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,265 WARN L313 ript$VariableManager]: TermVariabe |secondIncrementThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,265 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,265 WARN L313 ript$VariableManager]: TermVariabe |secondIncrementThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,265 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,265 WARN L313 ript$VariableManager]: TermVariabe |secondIncrementThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,265 WARN L313 ript$VariableManager]: TermVariabe |secondIncrementThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,266 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~localx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,266 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~localx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,266 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,266 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,266 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,266 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,266 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,267 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,267 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~localx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,267 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~localx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,267 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~localx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,267 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~localx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,267 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,267 WARN L313 ript$VariableManager]: TermVariabe |firstIncrementThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,268 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,268 WARN L313 ript$VariableManager]: TermVariabe |firstIncrementThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,268 WARN L313 ript$VariableManager]: TermVariabe |firstIncrementThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,268 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,268 WARN L313 ript$VariableManager]: TermVariabe |firstIncrementThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,268 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,268 WARN L313 ript$VariableManager]: TermVariabe |firstIncrementThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,268 WARN L313 ript$VariableManager]: TermVariabe |firstIncrementThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,269 WARN L313 ript$VariableManager]: TermVariabe |firstIncrementThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,270 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~localx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,270 WARN L313 ript$VariableManager]: TermVariabe |firstIncrementThread1of1ForFork0_#t~post0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,270 WARN L313 ript$VariableManager]: TermVariabe |firstIncrementThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,270 WARN L313 ript$VariableManager]: TermVariabe firstIncrementThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,272 WARN L313 ript$VariableManager]: TermVariabe |secondIncrementThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,273 WARN L313 ript$VariableManager]: TermVariabe |secondIncrementThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,273 WARN L313 ript$VariableManager]: TermVariabe |secondIncrementThread1of1ForFork1_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,273 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~localx~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,273 WARN L313 ript$VariableManager]: TermVariabe secondIncrementThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 23:58:03,278 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-12 23:58:03,289 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 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) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-12 23:58:03,341 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 23:58:03,342 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 23:58:03,342 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 23:58:03,342 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 23:58:03,342 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 23:58:03,342 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 23:58:03,342 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 23:58:03,342 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 23:58:03,348 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-12 23:58:03,348 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 57 places, 56 transitions, 134 flow [2021-03-12 23:58:03,350 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 57 places, 56 transitions, 134 flow [2021-03-12 23:58:03,351 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 57 places, 56 transitions, 134 flow [2021-03-12 23:58:03,371 INFO L129 PetriNetUnfolder]: 5/56 cut-off events. [2021-03-12 23:58:03,371 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-12 23:58:03,381 INFO L84 FinitePrefix]: Finished finitePrefix Result has 67 conditions, 56 events. 5/56 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 69 event pairs, 0 based on Foata normal form. 0/51 useless extension candidates. Maximal degree in co-relation 33. Up to 3 conditions per place. [2021-03-12 23:58:03,382 INFO L116 LiptonReduction]: Number of co-enabled transitions 528 [2021-03-12 23:58:04,370 INFO L131 LiptonReduction]: Checked pairs total: 910 [2021-03-12 23:58:04,371 INFO L133 LiptonReduction]: Total number of compositions: 34 [2021-03-12 23:58:04,414 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:04,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:04,417 INFO L82 PathProgramCache]: Analyzing trace with hash -1350971756, now seen corresponding path program 1 times [2021-03-12 23:58:04,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:04,423 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026996147] [2021-03-12 23:58:04,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:04,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:04,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 23:58:04,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026996147] [2021-03-12 23:58:04,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [342946683] [2021-03-12 23:58:04,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:04,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-12 23:58:04,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:04,737 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 23:58:04,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:04,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-12 23:58:04,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548151897] [2021-03-12 23:58:04,741 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 23:58:04,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:04,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 23:58:04,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-03-12 23:58:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:04,749 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:04,750 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-03-12 23:58:04,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:04,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:05,015 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-03-12 23:58:05,016 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:05,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:05,016 INFO L82 PathProgramCache]: Analyzing trace with hash -393695796, now seen corresponding path program 1 times [2021-03-12 23:58:05,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:05,016 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744985446] [2021-03-12 23:58:05,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:05,130 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-12 23:58:05,130 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744985446] [2021-03-12 23:58:05,130 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1666593673] [2021-03-12 23:58:05,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:05,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:05,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-12 23:58:05,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:05,221 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-12 23:58:05,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:05,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-03-12 23:58:05,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854239043] [2021-03-12 23:58:05,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 23:58:05,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:05,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 23:58:05,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-03-12 23:58:05,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:05,223 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:05,223 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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) [2021-03-12 23:58:05,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:05,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:05,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:05,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:05,484 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:05,484 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:05,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:05,484 INFO L82 PathProgramCache]: Analyzing trace with hash 1783095126, now seen corresponding path program 2 times [2021-03-12 23:58:05,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:05,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368714627] [2021-03-12 23:58:05,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:05,530 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 23:58:05,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368714627] [2021-03-12 23:58:05,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [371430952] [2021-03-12 23:58:05,531 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:05,564 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 23:58:05,565 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 23:58:05,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-12 23:58:05,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:05,615 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-12 23:58:05,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:05,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-03-12 23:58:05,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617911325] [2021-03-12 23:58:05,616 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-12 23:58:05,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:05,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-12 23:58:05,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-03-12 23:58:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:05,617 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:05,617 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 9 states have internal predecessors, (41), 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) [2021-03-12 23:58:05,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:05,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:05,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:05,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:05,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:05,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:05,975 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:05,976 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:05,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:05,976 INFO L82 PathProgramCache]: Analyzing trace with hash -950617400, now seen corresponding path program 3 times [2021-03-12 23:58:05,976 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:05,976 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964677955] [2021-03-12 23:58:05,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:06,096 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-03-12 23:58:06,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964677955] [2021-03-12 23:58:06,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1803540308] [2021-03-12 23:58:06,096 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:06,146 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-12 23:58:06,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 23:58:06,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-12 23:58:06,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:06,231 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-03-12 23:58:06,231 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:06,232 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-12 23:58:06,232 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111321444] [2021-03-12 23:58:06,232 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 23:58:06,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:06,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 23:58:06,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-03-12 23:58:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:06,233 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:06,233 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 7 states have internal predecessors, (31), 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) [2021-03-12 23:58:06,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:06,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:06,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:06,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:06,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:06,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:06,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:06,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:06,506 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:06,507 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:06,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:06,507 INFO L82 PathProgramCache]: Analyzing trace with hash 1956745952, now seen corresponding path program 4 times [2021-03-12 23:58:06,507 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:06,507 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337019674] [2021-03-12 23:58:06,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:06,580 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-03-12 23:58:06,580 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337019674] [2021-03-12 23:58:06,580 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673197170] [2021-03-12 23:58:06,581 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:06,625 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 23:58:06,625 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 23:58:06,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-12 23:58:06,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:06,778 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-03-12 23:58:06,778 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:06,778 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9] total 16 [2021-03-12 23:58:06,778 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921218283] [2021-03-12 23:58:06,780 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-03-12 23:58:06,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:06,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-03-12 23:58:06,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2021-03-12 23:58:06,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:06,782 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:06,782 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 3.375) internal successors, (54), 16 states have internal predecessors, (54), 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) [2021-03-12 23:58:06,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:06,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:06,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:06,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:06,783 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:07,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:07,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:07,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:07,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:07,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:07,323 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:07,324 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:07,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:07,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1924432256, now seen corresponding path program 2 times [2021-03-12 23:58:07,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:07,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161211019] [2021-03-12 23:58:07,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:07,382 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-03-12 23:58:07,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161211019] [2021-03-12 23:58:07,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211337443] [2021-03-12 23:58:07,382 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:07,444 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 23:58:07,444 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 23:58:07,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-12 23:58:07,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:07,533 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-03-12 23:58:07,533 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-12 23:58:07,533 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5] total 11 [2021-03-12 23:58:07,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006319169] [2021-03-12 23:58:07,534 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 23:58:07,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:07,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 23:58:07,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-03-12 23:58:07,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:07,534 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:07,535 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 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) [2021-03-12 23:58:07,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:07,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:07,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:07,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:07,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:07,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:07,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:07,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:07,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:07,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:07,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 23:58:07,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:07,831 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:07,831 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:07,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:07,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1275124922, now seen corresponding path program 3 times [2021-03-12 23:58:07,832 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:07,832 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431860331] [2021-03-12 23:58:07,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:07,860 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-03-12 23:58:07,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431860331] [2021-03-12 23:58:07,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [954703082] [2021-03-12 23:58:07,860 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:07,884 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-12 23:58:07,884 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 23:58:07,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-12 23:58:07,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:07,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-12 23:58:07,914 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 23:58:07,916 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 23:58:07,917 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-03-12 23:58:07,917 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2021-03-12 23:58:08,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-03-12 23:58:08,049 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 23:58:08,052 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 23:58:08,052 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-03-12 23:58:08,053 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:18, output treesize:7 [2021-03-12 23:58:08,065 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-03-12 23:58:08,065 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-12 23:58:08,065 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2021-03-12 23:58:08,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893817232] [2021-03-12 23:58:08,066 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 23:58:08,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:08,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 23:58:08,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-12 23:58:08,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:08,066 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:08,066 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 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) [2021-03-12 23:58:08,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 23:58:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:08,067 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:08,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:08,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:08,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:08,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:08,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 23:58:08,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:08,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:08,316 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-03-12 23:58:08,316 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:08,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:08,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1227847746, now seen corresponding path program 5 times [2021-03-12 23:58:08,317 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:08,317 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682817701] [2021-03-12 23:58:08,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:08,385 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-03-12 23:58:08,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682817701] [2021-03-12 23:58:08,385 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 23:58:08,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-03-12 23:58:08,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976282023] [2021-03-12 23:58:08,386 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-12 23:58:08,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:08,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-12 23:58:08,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-03-12 23:58:08,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:08,387 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:08,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 12 states have (on average 2.3333333333333335) internal successors, (28), 12 states have internal predecessors, (28), 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) [2021-03-12 23:58:08,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:08,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:08,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:08,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:08,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 23:58:08,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:08,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:08,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:08,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:08,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:08,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:08,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:08,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 23:58:08,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:08,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:08,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:08,541 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-12 23:58:08,541 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:08,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:08,541 INFO L82 PathProgramCache]: Analyzing trace with hash -1612069922, now seen corresponding path program 6 times [2021-03-12 23:58:08,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:08,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302153734] [2021-03-12 23:58:08,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:08,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:08,632 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 36 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-03-12 23:58:08,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302153734] [2021-03-12 23:58:08,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [654003786] [2021-03-12 23:58:08,632 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:08,693 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-03-12 23:58:08,693 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 23:58:08,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-12 23:58:08,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:08,789 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-03-12 23:58:08,790 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-12 23:58:08,790 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 9 [2021-03-12 23:58:08,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400792243] [2021-03-12 23:58:08,792 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 23:58:08,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:08,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 23:58:08,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2021-03-12 23:58:08,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:08,792 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:08,793 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.875) internal successors, (31), 8 states have internal predecessors, (31), 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) [2021-03-12 23:58:08,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:08,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:08,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:08,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:08,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 23:58:08,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:08,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:08,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:08,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:08,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:08,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:08,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:08,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:08,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 23:58:08,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:08,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:08,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:08,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:09,074 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:09,074 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:09,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:09,074 INFO L82 PathProgramCache]: Analyzing trace with hash 1560253046, now seen corresponding path program 7 times [2021-03-12 23:58:09,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:09,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342179206] [2021-03-12 23:58:09,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:09,172 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 24 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-03-12 23:58:09,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342179206] [2021-03-12 23:58:09,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1517585648] [2021-03-12 23:58:09,173 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:09,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 14 conjunts are in the unsatisfiable core [2021-03-12 23:58:09,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:09,330 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 24 proven. 17 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-03-12 23:58:09,330 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:09,330 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 13 [2021-03-12 23:58:09,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460526718] [2021-03-12 23:58:09,331 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-12 23:58:09,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:09,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-12 23:58:09,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2021-03-12 23:58:09,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:09,331 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:09,332 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 14 states have (on average 2.142857142857143) internal successors, (30), 14 states have internal predecessors, (30), 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) [2021-03-12 23:58:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 23:58:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:09,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:09,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:09,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:09,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:09,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:09,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:09,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:09,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:09,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:09,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:09,788 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:09,788 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:09,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:09,789 INFO L82 PathProgramCache]: Analyzing trace with hash 796483698, now seen corresponding path program 8 times [2021-03-12 23:58:09,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:09,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543757862] [2021-03-12 23:58:09,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:09,838 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-03-12 23:58:09,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543757862] [2021-03-12 23:58:09,838 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [128089826] [2021-03-12 23:58:09,838 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:09,884 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 23:58:09,884 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 23:58:09,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-12 23:58:09,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:09,927 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-03-12 23:58:09,927 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:09,927 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-12 23:58:09,927 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454499014] [2021-03-12 23:58:09,927 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 23:58:09,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:09,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 23:58:09,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-12 23:58:09,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:09,928 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:09,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 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) [2021-03-12 23:58:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:09,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:10,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:10,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:10,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:10,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:10,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:10,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:10,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:10,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:10,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:10,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:10,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:10,255 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-03-12 23:58:10,255 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:10,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:10,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1128888998, now seen corresponding path program 9 times [2021-03-12 23:58:10,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:10,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497705423] [2021-03-12 23:58:10,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:10,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:10,300 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-03-12 23:58:10,300 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497705423] [2021-03-12 23:58:10,300 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074341368] [2021-03-12 23:58:10,300 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:10,334 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-12 23:58:10,334 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 23:58:10,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-12 23:58:10,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:10,396 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 11 proven. 26 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-03-12 23:58:10,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:10,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2021-03-12 23:58:10,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624971695] [2021-03-12 23:58:10,397 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-12 23:58:10,397 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:10,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-12 23:58:10,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-12 23:58:10,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:10,398 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:10,398 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 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) [2021-03-12 23:58:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:10,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:10,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 23:58:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:10,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:10,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:10,847 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:10,848 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:10,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:10,848 INFO L82 PathProgramCache]: Analyzing trace with hash -1464476682, now seen corresponding path program 10 times [2021-03-12 23:58:10,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:10,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363961230] [2021-03-12 23:58:10,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:10,905 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 24 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-12 23:58:10,905 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363961230] [2021-03-12 23:58:10,905 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432719689] [2021-03-12 23:58:10,905 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:10,936 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 23:58:10,936 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 23:58:10,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-12 23:58:10,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:10,992 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 24 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-12 23:58:10,992 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:10,992 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 11 [2021-03-12 23:58:10,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410986262] [2021-03-12 23:58:10,992 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-12 23:58:10,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:10,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-12 23:58:10,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-03-12 23:58:10,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:10,993 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:10,993 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 12 states have (on average 2.5) internal successors, (30), 12 states have internal predecessors, (30), 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) [2021-03-12 23:58:10,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:10,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:10,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 23:58:10,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:10,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:10,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:10,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:10,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:10,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:10,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:10,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:10,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:10,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:11,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:11,639 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-12 23:58:11,639 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:11,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:11,639 INFO L82 PathProgramCache]: Analyzing trace with hash -536885898, now seen corresponding path program 11 times [2021-03-12 23:58:11,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:11,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065501412] [2021-03-12 23:58:11,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:11,684 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 27 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-03-12 23:58:11,684 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065501412] [2021-03-12 23:58:11,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [984200767] [2021-03-12 23:58:11,685 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:11,717 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-03-12 23:58:11,718 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 23:58:11,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-12 23:58:11,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:11,786 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 27 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-03-12 23:58:11,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:11,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2021-03-12 23:58:11,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601531110] [2021-03-12 23:58:11,787 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-12 23:58:11,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:11,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-12 23:58:11,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-03-12 23:58:11,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:11,788 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:11,788 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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) [2021-03-12 23:58:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:11,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:11,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:12,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 23:58:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:12,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:12,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:12,315 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:12,315 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:12,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:12,316 INFO L82 PathProgramCache]: Analyzing trace with hash 1819627254, now seen corresponding path program 12 times [2021-03-12 23:58:12,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:12,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570285450] [2021-03-12 23:58:12,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:12,365 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-03-12 23:58:12,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570285450] [2021-03-12 23:58:12,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [640638646] [2021-03-12 23:58:12,365 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:12,400 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-03-12 23:58:12,400 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 23:58:12,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-12 23:58:12,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:12,440 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-03-12 23:58:12,440 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:12,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2021-03-12 23:58:12,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545320427] [2021-03-12 23:58:12,441 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-12 23:58:12,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:12,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-12 23:58:12,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-12 23:58:12,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:12,442 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:12,442 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 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) [2021-03-12 23:58:12,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:12,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:12,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 23:58:12,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:12,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:12,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:12,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:12,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:12,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:12,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:12,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:12,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:12,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:12,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:12,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:12,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:13,033 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-12 23:58:13,033 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:13,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:13,034 INFO L82 PathProgramCache]: Analyzing trace with hash -1313965962, now seen corresponding path program 13 times [2021-03-12 23:58:13,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:13,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698517375] [2021-03-12 23:58:13,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:13,059 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-03-12 23:58:13,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698517375] [2021-03-12 23:58:13,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996803516] [2021-03-12 23:58:13,059 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:13,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-12 23:58:13,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:13,129 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-03-12 23:58:13,129 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:13,129 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-12 23:58:13,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264678583] [2021-03-12 23:58:13,129 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 23:58:13,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:13,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 23:58:13,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-12 23:58:13,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:13,130 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:13,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 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) [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:13,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:13,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:13,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:13,645 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-03-12 23:58:13,645 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 23:58:13,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 23:58:13,645 INFO L82 PathProgramCache]: Analyzing trace with hash -1745722248, now seen corresponding path program 14 times [2021-03-12 23:58:13,646 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 23:58:13,646 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900749423] [2021-03-12 23:58:13,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 23:58:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 23:58:13,679 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-03-12 23:58:13,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900749423] [2021-03-12 23:58:13,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [833567741] [2021-03-12 23:58:13,679 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 23:58:13,720 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 23:58:13,720 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 23:58:13,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-12 23:58:13,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 23:58:13,759 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-03-12 23:58:13,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 23:58:13,760 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2021-03-12 23:58:13,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892976059] [2021-03-12 23:58:13,760 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-12 23:58:13,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 23:58:13,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-12 23:58:13,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-12 23:58:13,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:13,761 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 23:58:13,761 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 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) [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:13,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 23:58:14,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 23:58:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 23:58:14,823 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-12 23:58:14,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 11:58:14 BasicIcfg [2021-03-12 23:58:14,831 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 23:58:14,832 INFO L168 Benchmark]: Toolchain (without parser) took 12085.93 ms. Allocated memory was 360.7 MB in the beginning and 522.2 MB in the end (delta: 161.5 MB). Free memory was 323.3 MB in the beginning and 196.7 MB in the end (delta: 126.5 MB). Peak memory consumption was 289.3 MB. Max. memory is 16.0 GB. [2021-03-12 23:58:14,832 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 360.7 MB. Free memory was 341.7 MB in the beginning and 341.6 MB in the end (delta: 70.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 23:58:14,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.89 ms. Allocated memory is still 360.7 MB. Free memory was 322.6 MB in the beginning and 343.7 MB in the end (delta: -21.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.0 GB. [2021-03-12 23:58:14,832 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.62 ms. Allocated memory is still 360.7 MB. Free memory was 343.7 MB in the beginning and 342.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 23:58:14,832 INFO L168 Benchmark]: Boogie Preprocessor took 22.62 ms. Allocated memory is still 360.7 MB. Free memory was 342.6 MB in the beginning and 341.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 23:58:14,832 INFO L168 Benchmark]: RCFGBuilder took 264.05 ms. Allocated memory is still 360.7 MB. Free memory was 340.5 MB in the beginning and 323.7 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-03-12 23:58:14,832 INFO L168 Benchmark]: TraceAbstraction took 11593.17 ms. Allocated memory was 360.7 MB in the beginning and 522.2 MB in the end (delta: 161.5 MB). Free memory was 323.7 MB in the beginning and 196.7 MB in the end (delta: 127.0 MB). Peak memory consumption was 288.5 MB. Max. memory is 16.0 GB. [2021-03-12 23:58:14,832 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 360.7 MB. Free memory was 341.7 MB in the beginning and 341.6 MB in the end (delta: 70.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 177.89 ms. Allocated memory is still 360.7 MB. Free memory was 322.6 MB in the beginning and 343.7 MB in the end (delta: -21.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.62 ms. Allocated memory is still 360.7 MB. Free memory was 343.7 MB in the beginning and 342.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 22.62 ms. Allocated memory is still 360.7 MB. Free memory was 342.6 MB in the beginning and 341.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 264.05 ms. Allocated memory is still 360.7 MB. Free memory was 340.5 MB in the beginning and 323.7 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 11593.17 ms. Allocated memory was 360.7 MB in the beginning and 522.2 MB in the end (delta: 161.5 MB). Free memory was 323.7 MB in the beginning and 196.7 MB in the end (delta: 127.0 MB). Peak memory consumption was 288.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1020.8ms, 57 PlacesBefore, 27 PlacesAfterwards, 56 TransitionsBefore, 24 TransitionsAfterwards, 528 CoEnabledTransitionPairs, 4 FixpointIterations, 16 TrivialSequentialCompositions, 12 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 2 ChoiceCompositions, 34 TotalNumberOfCompositions, 910 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 814, positive: 798, positive conditional: 0, positive unconditional: 798, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 363, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 363, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 29, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 814, positive: 443, positive conditional: 0, positive unconditional: 443, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 363, unknown conditional: 0, unknown unconditional: 363] , Statistics on independence cache: Total cache size (in pairs): 62, Positive cache size: 58, Positive conditional cache size: 0, Positive unconditional cache size: 58, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 29627, positive: 20800, positive conditional: 20800, positive unconditional: 0, negative: 8827, negative conditional: 8827, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 23909, positive: 20800, positive conditional: 20800, positive unconditional: 0, negative: 3109, negative conditional: 3109, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 23909, positive: 20023, positive conditional: 0, positive unconditional: 20023, negative: 3886, negative conditional: 0, negative unconditional: 3886, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 73, positive: 68, positive conditional: 0, positive unconditional: 68, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 73, positive: 68, positive conditional: 0, positive unconditional: 68, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 23909, positive: 19955, positive conditional: 0, positive unconditional: 19955, negative: 3881, negative conditional: 0, negative unconditional: 3881, unknown: 73, unknown conditional: 0, unknown unconditional: 73] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114, SemanticConditionEliminator.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52773, positive: 777, positive conditional: 777, positive unconditional: 0, negative: 51996, negative conditional: 27882, negative unconditional: 24114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 353, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 351, negative conditional: 346, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1211, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 1201, negative conditional: 1170, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 52773, positive: 775, positive conditional: 775, positive unconditional: 0, negative: 51650, negative conditional: 27536, negative unconditional: 24114, unknown: 348, unknown conditional: 348, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 421, Positive cache size: 70, Positive conditional cache size: 2, Positive unconditional cache size: 68, Negative cache size: 351, Negative conditional cache size: 346, Negative unconditional cache size: 5, Eliminated conditions: 24114 ], Maximal queried relation: 17, Independence queries for same thread: 5718 - PositiveResult [Line: 46]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11529.9ms, OverallIterations: 17, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1035.4ms, PartialOrderReductionTime: 3884.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 219, 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: 141.2ms SsaConstructionTime, 421.5ms SatisfiabilityAnalysisTime, 2092.3ms InterpolantComputationTime, 1079 NumberOfCodeBlocks, 1048 NumberOfCodeBlocksAsserted, 63 NumberOfCheckSat, 1046 ConstructedInterpolants, 0 QuantifiedInterpolants, 3332 SizeOfPredicates, 69 NumberOfNonLiveVariables, 1584 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 33 InterpolantComputations, 4 PerfectInterpolantSequences, 930/1420 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...