/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/dekker.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 18:36:35,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 18:36:35,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 18:36:35,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 18:36:35,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 18:36:35,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 18:36:35,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 18:36:35,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 18:36:35,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 18:36:35,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 18:36:35,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 18:36:35,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 18:36:35,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 18:36:35,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 18:36:35,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 18:36:35,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 18:36:35,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-06 18:36:35,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 18:36:35,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 18:36:35,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 18:36:35,064 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random521.epf [2021-06-06 18:36:35,088 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 18:36:35,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 18:36:35,088 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 18:36:35,089 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 18:36:35,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 18:36:35,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 18:36:35,090 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 18:36:35,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 18:36:35,090 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 18:36:35,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 18:36:35,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 18:36:35,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 18:36:35,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 18:36:35,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 18:36:35,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 18:36:35,091 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 18:36:35,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 18:36:35,092 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 18:36:35,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 18:36:35,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 18:36:35,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 18:36:35,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 18:36:35,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 18:36:35,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 18:36:35,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 18:36:35,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 18:36:35,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 18:36:35,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 18:36:35,093 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 18:36:35,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 18:36:35,093 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 18:36:35,094 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 18:36:35,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 18:36:35,094 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 18:36:35,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 18:36:35,094 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 18:36:35,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 18:36:35,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 18:36:35,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 18:36:35,400 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-06 18:36:35,401 INFO L275 PluginConnector]: CDTParser initialized [2021-06-06 18:36:35,402 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/dekker.i [2021-06-06 18:36:35,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/404fa1681/d3acebb209bf4eaf82b4c7b84d95d596/FLAG37cd94433 [2021-06-06 18:36:35,958 INFO L306 CDTParser]: Found 1 translation units. [2021-06-06 18:36:35,959 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/dekker.i [2021-06-06 18:36:35,974 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/404fa1681/d3acebb209bf4eaf82b4c7b84d95d596/FLAG37cd94433 [2021-06-06 18:36:36,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/404fa1681/d3acebb209bf4eaf82b4c7b84d95d596 [2021-06-06 18:36:36,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 18:36:36,481 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-06 18:36:36,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-06 18:36:36,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-06 18:36:36,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-06 18:36:36,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 06:36:36" (1/1) ... [2021-06-06 18:36:36,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b9d27c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:36, skipping insertion in model container [2021-06-06 18:36:36,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 06:36:36" (1/1) ... [2021-06-06 18:36:36,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-06 18:36:36,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-06 18:36:36,709 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-06 18:36:36,915 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/dekker.i[31403,31416] [2021-06-06 18:36:36,928 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/dekker.i[32483,32496] [2021-06-06 18:36:36,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 18:36:36,941 INFO L203 MainTranslator]: Completed pre-run [2021-06-06 18:36:36,964 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-06 18:36:36,986 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/dekker.i[31403,31416] [2021-06-06 18:36:36,991 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/dekker.i[32483,32496] [2021-06-06 18:36:37,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 18:36:37,063 INFO L208 MainTranslator]: Completed translation [2021-06-06 18:36:37,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:37 WrapperNode [2021-06-06 18:36:37,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-06 18:36:37,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 18:36:37,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 18:36:37,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 18:36:37,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:37" (1/1) ... [2021-06-06 18:36:37,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:37" (1/1) ... [2021-06-06 18:36:37,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 18:36:37,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 18:36:37,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 18:36:37,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 18:36:37,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:37" (1/1) ... [2021-06-06 18:36:37,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:37" (1/1) ... [2021-06-06 18:36:37,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:37" (1/1) ... [2021-06-06 18:36:37,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:37" (1/1) ... [2021-06-06 18:36:37,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:37" (1/1) ... [2021-06-06 18:36:37,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:37" (1/1) ... [2021-06-06 18:36:37,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:37" (1/1) ... [2021-06-06 18:36:37,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 18:36:37,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 18:36:37,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 18:36:37,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 18:36:37,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 18:36:37,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-06 18:36:37,238 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-06-06 18:36:37,238 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-06-06 18:36:37,238 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-06-06 18:36:37,238 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-06-06 18:36:37,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-06 18:36:37,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-06 18:36:37,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-06 18:36:37,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-06 18:36:37,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-06 18:36:37,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-06 18:36:37,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 18:36:37,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 18:36:37,240 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 18:36:37,566 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 18:36:37,566 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-06 18:36:37,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 06:36:37 BoogieIcfgContainer [2021-06-06 18:36:37,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 18:36:37,569 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 18:36:37,569 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 18:36:37,572 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 18:36:37,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.06 06:36:36" (1/3) ... [2021-06-06 18:36:37,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c07c502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 06:36:37, skipping insertion in model container [2021-06-06 18:36:37,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 06:36:37" (2/3) ... [2021-06-06 18:36:37,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c07c502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 06:36:37, skipping insertion in model container [2021-06-06 18:36:37,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 06:36:37" (3/3) ... [2021-06-06 18:36:37,574 INFO L111 eAbstractionObserver]: Analyzing ICFG dekker.i [2021-06-06 18:36:37,579 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 18:36:37,579 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 18:36:37,579 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-06 18:36:37,580 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 18:36:37,603 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,604 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,604 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,604 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,604 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,604 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,604 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,604 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,605 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,605 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,605 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,605 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,606 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,606 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,606 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,606 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,607 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,607 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,607 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,607 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,608 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,608 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,608 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,608 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,608 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,608 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,609 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,609 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,609 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,609 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,609 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,610 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,610 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,610 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,611 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,611 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,612 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,612 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,612 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,612 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,612 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,612 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,613 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,614 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,615 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,615 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,616 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,616 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,617 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,619 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,619 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,624 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,624 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,624 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,624 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,624 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,624 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 18:36:37,632 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-06 18:36:37,652 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 18:36:37,703 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 18:36:37,704 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 18:36:37,704 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 18:36:37,705 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 18:36:37,705 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 18:36:37,707 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 18:36:37,708 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 18:36:37,708 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2======== [2021-06-06 18:36:38,119 INFO L301 ceAbstractionStarter]: Result for error location thr2 was SAFE (1/5) [2021-06-06 18:36:38,121 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-06 18:36:38,145 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 18:36:38,146 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 18:36:38,146 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 18:36:38,146 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 18:36:38,146 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 18:36:38,146 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 18:36:38,146 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 18:36:38,146 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr1======== Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 18:36:38,387 INFO L301 ceAbstractionStarter]: Result for error location thr1 was SAFE (2/5) [2021-06-06 18:36:38,388 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-06 18:36:38,408 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 18:36:38,408 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 18:36:38,408 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 18:36:38,409 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 18:36:38,409 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 18:36:38,409 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 18:36:38,409 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 18:36:38,409 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr1Thread1of1ForFork0======== [2021-06-06 18:36:38,413 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:38,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:38,418 INFO L82 PathProgramCache]: Analyzing trace with hash 1348122523, now seen corresponding path program 1 times Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 18:36:38,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:38,424 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641260174] [2021-06-06 18:36:38,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:38,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 18:36:38,648 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:38,648 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641260174] [2021-06-06 18:36:38,648 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641260174] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:38,648 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:38,649 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 18:36:38,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763677561] [2021-06-06 18:36:38,653 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 18:36:38,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:38,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 18:36:38,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 18:36:38,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:38,663 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:38,664 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 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) [2021-06-06 18:36:38,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:38,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:38,745 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 18:36:38,745 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:38,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:38,745 INFO L82 PathProgramCache]: Analyzing trace with hash 1372222288, now seen corresponding path program 1 times [2021-06-06 18:36:38,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:38,746 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179664270] [2021-06-06 18:36:38,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:38,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 18:36:38,816 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:38,816 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179664270] [2021-06-06 18:36:38,816 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179664270] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:38,816 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:38,817 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 18:36:38,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31537191] [2021-06-06 18:36:38,818 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 18:36:38,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:38,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 18:36:38,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 18:36:38,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:38,819 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:38,819 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:38,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:38,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:38,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:38,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:38,941 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 18:36:38,941 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:38,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:38,941 INFO L82 PathProgramCache]: Analyzing trace with hash -2021093600, now seen corresponding path program 1 times [2021-06-06 18:36:38,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:38,942 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097183394] [2021-06-06 18:36:38,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:38,991 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-06 18:36:38,991 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:38,991 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097183394] [2021-06-06 18:36:38,991 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097183394] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:38,991 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:38,992 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 18:36:38,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161082728] [2021-06-06 18:36:38,992 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 18:36:38,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:38,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 18:36:38,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 18:36:38,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:38,993 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:38,993 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:38,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:38,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:38,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:39,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:39,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,093 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 18:36:39,093 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:39,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:39,094 INFO L82 PathProgramCache]: Analyzing trace with hash 921602155, now seen corresponding path program 1 times [2021-06-06 18:36:39,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:39,094 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030021615] [2021-06-06 18:36:39,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:39,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:39,140 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 18:36:39,141 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:39,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030021615] [2021-06-06 18:36:39,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030021615] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:39,141 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:39,141 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-06 18:36:39,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355518430] [2021-06-06 18:36:39,142 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 18:36:39,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:39,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 18:36:39,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-06 18:36:39,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:39,143 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:39,143 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:39,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:39,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:39,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:39,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 18:36:39,322 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-06 18:36:39,322 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:39,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:39,322 INFO L82 PathProgramCache]: Analyzing trace with hash 1041724630, now seen corresponding path program 1 times [2021-06-06 18:36:39,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:39,323 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770294121] [2021-06-06 18:36:39,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:39,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 18:36:39,364 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:39,364 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770294121] [2021-06-06 18:36:39,364 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770294121] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:39,364 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:39,364 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 18:36:39,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265750888] [2021-06-06 18:36:39,365 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 18:36:39,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:39,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 18:36:39,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 18:36:39,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:39,365 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:39,366 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:39,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:39,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 18:36:39,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:39,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:39,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 18:36:39,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,671 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-06 18:36:39,671 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:39,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:39,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1928110512, now seen corresponding path program 2 times [2021-06-06 18:36:39,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:39,672 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966050119] [2021-06-06 18:36:39,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:39,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 18:36:39,739 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:39,739 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966050119] [2021-06-06 18:36:39,739 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966050119] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:39,739 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:39,739 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 18:36:39,739 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945363963] [2021-06-06 18:36:39,740 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 18:36:39,740 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:39,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 18:36:39,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 18:36:39,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:39,741 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:39,741 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:39,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:39,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 18:36:39,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 18:36:39,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:39,993 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-06 18:36:40,003 INFO L301 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was SAFE (3/5) [2021-06-06 18:36:40,004 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-06 18:36:40,021 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 18:36:40,021 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 18:36:40,021 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 18:36:40,021 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 18:36:40,021 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 18:36:40,022 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 18:36:40,022 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 18:36:40,022 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 18:36:40,173 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (4/5) [2021-06-06 18:36:40,174 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-06 18:36:40,182 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 18:36:40,182 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 18:36:40,182 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 18:36:40,182 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 18:36:40,182 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 18:36:40,183 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 18:36:40,183 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 18:36:40,183 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread1of1ForFork1======== Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 18:36:40,225 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:40,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:40,226 INFO L82 PathProgramCache]: Analyzing trace with hash 327530263, now seen corresponding path program 1 times [2021-06-06 18:36:40,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:40,226 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625732945] [2021-06-06 18:36:40,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:40,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 18:36:40,284 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:40,284 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625732945] [2021-06-06 18:36:40,284 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625732945] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:40,284 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:40,284 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 18:36:40,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573514012] [2021-06-06 18:36:40,285 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 18:36:40,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:40,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 18:36:40,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 18:36:40,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,286 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:40,286 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:40,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,306 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-06 18:36:40,307 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:40,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:40,307 INFO L82 PathProgramCache]: Analyzing trace with hash 1066067952, now seen corresponding path program 1 times [2021-06-06 18:36:40,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:40,307 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122278129] [2021-06-06 18:36:40,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:40,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 18:36:40,339 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:40,339 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122278129] [2021-06-06 18:36:40,340 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122278129] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:40,340 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:40,340 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 18:36:40,340 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082782345] [2021-06-06 18:36:40,341 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 18:36:40,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:40,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 18:36:40,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 18:36:40,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,342 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:40,342 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:40,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,353 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-06 18:36:40,353 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:40,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:40,353 INFO L82 PathProgramCache]: Analyzing trace with hash 297376408, now seen corresponding path program 1 times [2021-06-06 18:36:40,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:40,354 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734286833] [2021-06-06 18:36:40,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:40,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 18:36:40,399 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:40,399 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734286833] [2021-06-06 18:36:40,400 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734286833] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:40,400 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:40,400 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 18:36:40,400 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425908609] [2021-06-06 18:36:40,400 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 18:36:40,400 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:40,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 18:36:40,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 18:36:40,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,401 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:40,401 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:40,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 18:36:40,415 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-06 18:36:40,416 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:40,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:40,416 INFO L82 PathProgramCache]: Analyzing trace with hash 1294205953, now seen corresponding path program 1 times [2021-06-06 18:36:40,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:40,416 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961901651] [2021-06-06 18:36:40,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:40,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 18:36:40,456 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:40,456 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961901651] [2021-06-06 18:36:40,456 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961901651] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:40,456 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:40,456 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 18:36:40,456 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30122447] [2021-06-06 18:36:40,457 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 18:36:40,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:40,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 18:36:40,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 18:36:40,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,457 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:40,457 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:40,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 18:36:40,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 18:36:40,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,557 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-06 18:36:40,557 INFO L430 AbstractCegarLoop]: === Iteration 5 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:40,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:40,558 INFO L82 PathProgramCache]: Analyzing trace with hash 172921402, now seen corresponding path program 1 times [2021-06-06 18:36:40,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:40,558 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284583267] [2021-06-06 18:36:40,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:40,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 18:36:40,602 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:40,602 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284583267] [2021-06-06 18:36:40,602 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284583267] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:40,602 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:40,602 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 18:36:40,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325919464] [2021-06-06 18:36:40,603 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 18:36:40,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:40,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 18:36:40,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 18:36:40,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,603 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:40,604 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 18:36:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,686 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-06 18:36:40,686 INFO L430 AbstractCegarLoop]: === Iteration 6 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:40,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:40,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1511119687, now seen corresponding path program 1 times [2021-06-06 18:36:40,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:40,687 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204612334] [2021-06-06 18:36:40,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:40,723 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 18:36:40,723 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:40,723 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204612334] [2021-06-06 18:36:40,723 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204612334] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:40,724 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:40,724 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-06 18:36:40,724 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96438856] [2021-06-06 18:36:40,724 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 18:36:40,724 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:40,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 18:36:40,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-06 18:36:40,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,725 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:40,725 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:40,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 18:36:40,893 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-06 18:36:40,893 INFO L430 AbstractCegarLoop]: === Iteration 7 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:40,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:40,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1125154542, now seen corresponding path program 1 times [2021-06-06 18:36:40,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:40,893 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433865673] [2021-06-06 18:36:40,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:40,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 18:36:40,918 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:40,918 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433865673] [2021-06-06 18:36:40,919 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433865673] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:40,919 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:40,919 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 18:36:40,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859485439] [2021-06-06 18:36:40,919 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 18:36:40,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:40,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 18:36:40,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 18:36:40,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:40,920 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:40,920 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:40,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:40,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:40,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 18:36:40,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:41,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:41,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:41,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 18:36:41,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,086 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-06 18:36:41,086 INFO L430 AbstractCegarLoop]: === Iteration 8 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 18:36:41,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 18:36:41,086 INFO L82 PathProgramCache]: Analyzing trace with hash 137363888, now seen corresponding path program 2 times [2021-06-06 18:36:41,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 18:36:41,086 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936487047] [2021-06-06 18:36:41,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 18:36:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 18:36:41,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 18:36:41,110 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 18:36:41,110 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936487047] [2021-06-06 18:36:41,110 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936487047] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 18:36:41,110 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 18:36:41,110 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 18:36:41,110 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319381433] [2021-06-06 18:36:41,111 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 18:36:41,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 18:36:41,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 18:36:41,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 18:36:41,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:41,112 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 18:36:41,112 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 18:36:41,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:41,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:41,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 18:36:41,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,112 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 18:36:41,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:41,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 18:36:41,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 18:36:41,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 18:36:41,295 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-06 18:36:41,298 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread1of1ForFork1 was SAFE (5/5) [2021-06-06 18:36:41,298 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 18:36:41,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 06:36:41 BasicIcfg [2021-06-06 18:36:41,301 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 18:36:41,302 INFO L168 Benchmark]: Toolchain (without parser) took 4820.55 ms. Allocated memory was 369.1 MB in the beginning and 446.7 MB in the end (delta: 77.6 MB). Free memory was 332.2 MB in the beginning and 195.4 MB in the end (delta: 136.9 MB). Peak memory consumption was 216.0 MB. Max. memory is 16.0 GB. [2021-06-06 18:36:41,302 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 369.1 MB. Free memory was 350.4 MB in the beginning and 350.3 MB in the end (delta: 65.6 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 18:36:41,303 INFO L168 Benchmark]: CACSL2BoogieTranslator took 574.76 ms. Allocated memory is still 369.1 MB. Free memory was 332.0 MB in the beginning and 332.6 MB in the end (delta: -578.7 kB). Peak memory consumption was 8.8 MB. Max. memory is 16.0 GB. [2021-06-06 18:36:41,303 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.16 ms. Allocated memory is still 369.1 MB. Free memory was 332.6 MB in the beginning and 330.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 18:36:41,303 INFO L168 Benchmark]: Boogie Preprocessor took 36.86 ms. Allocated memory is still 369.1 MB. Free memory was 330.5 MB in the beginning and 329.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 18:36:41,303 INFO L168 Benchmark]: RCFGBuilder took 412.17 ms. Allocated memory is still 369.1 MB. Free memory was 329.4 MB in the beginning and 303.2 MB in the end (delta: 26.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-06-06 18:36:41,303 INFO L168 Benchmark]: TraceAbstraction took 3731.60 ms. Allocated memory was 369.1 MB in the beginning and 446.7 MB in the end (delta: 77.6 MB). Free memory was 303.2 MB in the beginning and 195.4 MB in the end (delta: 107.9 MB). Peak memory consumption was 187.6 MB. Max. memory is 16.0 GB. [2021-06-06 18:36:41,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 369.1 MB. Free memory was 350.4 MB in the beginning and 350.3 MB in the end (delta: 65.6 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 574.76 ms. Allocated memory is still 369.1 MB. Free memory was 332.0 MB in the beginning and 332.6 MB in the end (delta: -578.7 kB). Peak memory consumption was 8.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 53.16 ms. Allocated memory is still 369.1 MB. Free memory was 332.6 MB in the beginning and 330.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 36.86 ms. Allocated memory is still 369.1 MB. Free memory was 330.5 MB in the beginning and 329.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 412.17 ms. Allocated memory is still 369.1 MB. Free memory was 329.4 MB in the beginning and 303.2 MB in the end (delta: 26.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3731.60 ms. Allocated memory was 369.1 MB in the beginning and 446.7 MB in the end (delta: 77.6 MB). Free memory was 303.2 MB in the beginning and 195.4 MB in the end (delta: 107.9 MB). Peak memory consumption was 187.6 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7671, positive: 5975, positive conditional: 5975, positive unconditional: 0, negative: 1696, negative conditional: 1696, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6074, positive: 5975, positive conditional: 5975, positive unconditional: 0, negative: 99, negative conditional: 99, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6074, positive: 5975, positive conditional: 0, positive unconditional: 5975, negative: 99, negative conditional: 0, negative unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1205, positive: 1178, positive conditional: 0, positive unconditional: 1178, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1205, positive: 1175, positive conditional: 0, positive unconditional: 1175, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 109, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 95, negative conditional: 0, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6074, positive: 4797, positive conditional: 0, positive unconditional: 4797, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 1205, unknown conditional: 0, unknown unconditional: 1205] , Statistics on independence cache: Total cache size (in pairs): 1205, Positive cache size: 1178, Positive conditional cache size: 0, Positive unconditional cache size: 1178, Negative cache size: 27, Negative conditional cache size: 0, Negative unconditional cache size: 27 ], Maximal queried relation: 0, Independence queries for same thread: 1597 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7671, positive: 5975, positive conditional: 5975, positive unconditional: 0, negative: 1696, negative conditional: 1696, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6074, positive: 5975, positive conditional: 5975, positive unconditional: 0, negative: 99, negative conditional: 99, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6074, positive: 5975, positive conditional: 0, positive unconditional: 5975, negative: 99, negative conditional: 0, negative unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1205, positive: 1178, positive conditional: 0, positive unconditional: 1178, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1205, positive: 1175, positive conditional: 0, positive unconditional: 1175, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 86, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 82, negative conditional: 0, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6074, positive: 4797, positive conditional: 0, positive unconditional: 4797, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 1205, unknown conditional: 0, unknown unconditional: 1205] , Statistics on independence cache: Total cache size (in pairs): 1205, Positive cache size: 1178, Positive conditional cache size: 0, Positive unconditional cache size: 1178, Negative cache size: 27, Negative conditional cache size: 0, Negative unconditional cache size: 27 ], Maximal queried relation: 0, Independence queries for same thread: 1597 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 34763, positive: 27032, positive conditional: 27032, positive unconditional: 0, negative: 7731, negative conditional: 7731, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 27410, positive: 27032, positive conditional: 27032, positive unconditional: 0, negative: 378, negative conditional: 378, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 27410, positive: 27032, positive conditional: 0, positive unconditional: 27032, negative: 378, negative conditional: 0, negative unconditional: 378, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1388, positive: 1354, positive conditional: 0, positive unconditional: 1354, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1388, positive: 1349, positive conditional: 0, positive unconditional: 1349, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 73, negative conditional: 39, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 92, negative conditional: 37, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 27410, positive: 25678, positive conditional: 0, positive unconditional: 25678, negative: 344, negative conditional: 0, negative unconditional: 344, unknown: 1388, unknown conditional: 0, unknown unconditional: 1388] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1354, Positive conditional cache size: 0, Positive unconditional cache size: 1354, Negative cache size: 73, Negative conditional cache size: 39, Negative unconditional cache size: 34, SemanticConditionEliminator.Independence Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1628, negative conditional: 352, negative unconditional: 1276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1628, negative conditional: 352, negative unconditional: 1276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 73, negative conditional: 39, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 92, negative conditional: 37, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1589, negative conditional: 313, negative unconditional: 1276, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1354, Positive conditional cache size: 0, Positive unconditional cache size: 1354, Negative cache size: 73, Negative conditional cache size: 39, Negative unconditional cache size: 34, Eliminated conditions: 1276, SemanticConditionEliminator.Independence Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1628, negative conditional: 352, negative unconditional: 1276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1628, negative conditional: 352, negative unconditional: 1276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 73, negative conditional: 39, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 92, negative conditional: 37, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1589, negative conditional: 313, negative unconditional: 1276, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1354, Positive conditional cache size: 0, Positive unconditional cache size: 1354, Negative cache size: 73, Negative conditional cache size: 39, Negative unconditional cache size: 34, Eliminated conditions: 1276, SemanticConditionEliminator.Independence Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1628, negative conditional: 352, negative unconditional: 1276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1628, negative conditional: 352, negative unconditional: 1276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 73, negative conditional: 39, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 92, negative conditional: 37, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1589, negative conditional: 313, negative unconditional: 1276, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1354, Positive conditional cache size: 0, Positive unconditional cache size: 1354, Negative cache size: 73, Negative conditional cache size: 39, Negative unconditional cache size: 34, Eliminated conditions: 1276, SemanticConditionEliminator.Independence Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1628, negative conditional: 352, negative unconditional: 1276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1628, negative conditional: 352, negative unconditional: 1276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 73, negative conditional: 39, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 92, negative conditional: 37, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1589, negative conditional: 313, negative unconditional: 1276, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1354, Positive conditional cache size: 0, Positive unconditional cache size: 1354, Negative cache size: 73, Negative conditional cache size: 39, Negative unconditional cache size: 34, Eliminated conditions: 1276, SemanticConditionEliminator.Independence Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1628, negative conditional: 352, negative unconditional: 1276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1628, negative conditional: 352, negative unconditional: 1276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 73, negative conditional: 39, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 92, negative conditional: 37, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1589, negative conditional: 313, negative unconditional: 1276, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1354, Positive conditional cache size: 0, Positive unconditional cache size: 1354, Negative cache size: 73, Negative conditional cache size: 39, Negative unconditional cache size: 34, Eliminated conditions: 1276, SemanticConditionEliminator.Independence Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1628, negative conditional: 352, negative unconditional: 1276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1628, negative conditional: 352, negative unconditional: 1276, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 73, negative conditional: 39, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 92, negative conditional: 37, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1628, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1589, negative conditional: 313, negative unconditional: 1276, unknown: 39, unknown conditional: 39, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1354, Positive conditional cache size: 0, Positive unconditional cache size: 1354, Negative cache size: 73, Negative conditional cache size: 39, Negative unconditional cache size: 34, Eliminated conditions: 1276 ], Maximal queried relation: 6, Independence queries for same thread: 7353 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7671, positive: 5975, positive conditional: 5975, positive unconditional: 0, negative: 1696, negative conditional: 1696, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6074, positive: 5975, positive conditional: 5975, positive unconditional: 0, negative: 99, negative conditional: 99, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6074, positive: 5975, positive conditional: 0, positive unconditional: 5975, negative: 99, negative conditional: 0, negative unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1205, positive: 1178, positive conditional: 0, positive unconditional: 1178, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1205, positive: 1175, positive conditional: 0, positive unconditional: 1175, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 30, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 57, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 54, negative conditional: 0, negative unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6074, positive: 4797, positive conditional: 0, positive unconditional: 4797, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 1205, unknown conditional: 0, unknown unconditional: 1205] , Statistics on independence cache: Total cache size (in pairs): 1205, Positive cache size: 1178, Positive conditional cache size: 0, Positive unconditional cache size: 1178, Negative cache size: 27, Negative conditional cache size: 0, Negative unconditional cache size: 27 ], Maximal queried relation: 0, Independence queries for same thread: 1597 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 24259, positive: 19025, positive conditional: 19025, positive unconditional: 0, negative: 5234, negative conditional: 5234, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 19279, positive: 19025, positive conditional: 19025, positive unconditional: 0, negative: 254, negative conditional: 254, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 19279, positive: 19025, positive conditional: 0, positive unconditional: 19025, negative: 254, negative conditional: 0, negative unconditional: 254, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1123, positive: 1097, positive conditional: 0, positive unconditional: 1097, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1123, positive: 1095, positive conditional: 0, positive unconditional: 1095, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 59, negative conditional: 33, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 93, negative conditional: 30, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 19279, positive: 17928, positive conditional: 0, positive unconditional: 17928, negative: 228, negative conditional: 0, negative unconditional: 228, unknown: 1123, unknown conditional: 0, unknown unconditional: 1123] , Statistics on independence cache: Total cache size (in pairs): 1156, Positive cache size: 1097, Positive conditional cache size: 0, Positive unconditional cache size: 1097, Negative cache size: 59, Negative conditional cache size: 33, Negative unconditional cache size: 26, SemanticConditionEliminator.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 59, negative conditional: 33, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 93, negative conditional: 30, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1604, negative conditional: 230, negative unconditional: 1374, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1156, Positive cache size: 1097, Positive conditional cache size: 0, Positive unconditional cache size: 1097, Negative cache size: 59, Negative conditional cache size: 33, Negative unconditional cache size: 26, Eliminated conditions: 1374, SemanticConditionEliminator.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 59, negative conditional: 33, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 93, negative conditional: 30, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1604, negative conditional: 230, negative unconditional: 1374, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1156, Positive cache size: 1097, Positive conditional cache size: 0, Positive unconditional cache size: 1097, Negative cache size: 59, Negative conditional cache size: 33, Negative unconditional cache size: 26, Eliminated conditions: 1374, SemanticConditionEliminator.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 59, negative conditional: 33, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 93, negative conditional: 30, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1604, negative conditional: 230, negative unconditional: 1374, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1156, Positive cache size: 1097, Positive conditional cache size: 0, Positive unconditional cache size: 1097, Negative cache size: 59, Negative conditional cache size: 33, Negative unconditional cache size: 26, Eliminated conditions: 1374, SemanticConditionEliminator.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 59, negative conditional: 33, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 93, negative conditional: 30, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1604, negative conditional: 230, negative unconditional: 1374, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1156, Positive cache size: 1097, Positive conditional cache size: 0, Positive unconditional cache size: 1097, Negative cache size: 59, Negative conditional cache size: 33, Negative unconditional cache size: 26, Eliminated conditions: 1374, SemanticConditionEliminator.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 59, negative conditional: 33, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 93, negative conditional: 30, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1604, negative conditional: 230, negative unconditional: 1374, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1156, Positive cache size: 1097, Positive conditional cache size: 0, Positive unconditional cache size: 1097, Negative cache size: 59, Negative conditional cache size: 33, Negative unconditional cache size: 26, Eliminated conditions: 1374, SemanticConditionEliminator.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 59, negative conditional: 33, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 93, negative conditional: 30, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1604, negative conditional: 230, negative unconditional: 1374, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1156, Positive cache size: 1097, Positive conditional cache size: 0, Positive unconditional cache size: 1097, Negative cache size: 59, Negative conditional cache size: 33, Negative unconditional cache size: 26, Eliminated conditions: 1374, SemanticConditionEliminator.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 59, negative conditional: 33, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 93, negative conditional: 30, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1604, negative conditional: 230, negative unconditional: 1374, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1156, Positive cache size: 1097, Positive conditional cache size: 0, Positive unconditional cache size: 1097, Negative cache size: 59, Negative conditional cache size: 33, Negative unconditional cache size: 26, Eliminated conditions: 1374, SemanticConditionEliminator.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1637, negative conditional: 263, negative unconditional: 1374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 59, negative conditional: 33, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 93, negative conditional: 30, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1637, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1604, negative conditional: 230, negative unconditional: 1374, unknown: 33, unknown conditional: 33, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1156, Positive cache size: 1097, Positive conditional cache size: 0, Positive unconditional cache size: 1097, Negative cache size: 59, Negative conditional cache size: 33, Negative unconditional cache size: 26, Eliminated conditions: 1374 ], Maximal queried relation: 8, Independence queries for same thread: 4980 - PositiveResult [Line: 780]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 739]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr2 with 1 thread instances CFG has 5 procedures, 132 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 454.1ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.7ms, PartialOrderReductionTime: 387.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr1 with 1 thread instances CFG has 5 procedures, 132 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 255.6ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.5ms, PartialOrderReductionTime: 237.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 132 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1606.1ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.6ms, PartialOrderReductionTime: 1037.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 29, 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: 20.3ms SsaConstructionTime, 105.1ms SatisfiabilityAnalysisTime, 289.2ms InterpolantComputationTime, 300 NumberOfCodeBlocks, 300 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 294 ConstructedInterpolants, 0 QuantifiedInterpolants, 449 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 15/15 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 132 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 167.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.4ms, PartialOrderReductionTime: 148.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 132 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1122.7ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.3ms, PartialOrderReductionTime: 779.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 37, 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: 10.3ms SsaConstructionTime, 45.1ms SatisfiabilityAnalysisTime, 219.0ms InterpolantComputationTime, 413 NumberOfCodeBlocks, 413 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 405 ConstructedInterpolants, 0 QuantifiedInterpolants, 586 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 11/11 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...