/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-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_bench-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-02 05:21:00,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-02 05:21:00,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-02 05:21:00,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-02 05:21:00,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-02 05:21:00,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-02 05:21:00,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-02 05:21:00,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-02 05:21:00,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-02 05:21:00,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-02 05:21:00,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-02 05:21:00,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-02 05:21:00,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-02 05:21:00,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-02 05:21:00,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-02 05:21:00,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-02 05:21:00,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-02 05:21:00,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-02 05:21:00,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-02 05:21:00,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-02 05:21:00,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-02 05:21:00,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-02 05:21:00,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-02 05:21:00,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-02 05:21:00,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-02 05:21:00,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-02 05:21:00,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-02 05:21:00,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-02 05:21:00,810 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-DelaySleepPersistent-NoLbe.epf [2021-06-02 05:21:00,845 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-02 05:21:00,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-02 05:21:00,846 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-02 05:21:00,846 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-02 05:21:00,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-02 05:21:00,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-02 05:21:00,849 INFO L138 SettingsManager]: * Use SBE=true [2021-06-02 05:21:00,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-02 05:21:00,849 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-02 05:21:00,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-02 05:21:00,850 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-02 05:21:00,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-02 05:21:00,850 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-02 05:21:00,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-02 05:21:00,851 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-02 05:21:00,851 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-02 05:21:00,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-02 05:21:00,851 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-02 05:21:00,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-02 05:21:00,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-02 05:21:00,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-02 05:21:00,851 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-02 05:21:00,852 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-02 05:21:00,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 05:21:00,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-02 05:21:00,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-02 05:21:00,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-02 05:21:00,852 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-02 05:21:00,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-02 05:21:00,852 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-02 05:21:00,852 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-02 05:21:00,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-02 05:21:00,853 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-06-02 05:21:00,853 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-02 05:21:01,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-02 05:21:01,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-02 05:21:01,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-02 05:21:01,195 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-02 05:21:01,196 INFO L275 PluginConnector]: CDTParser initialized [2021-06-02 05:21:01,196 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/fib_bench-1.i [2021-06-02 05:21:01,254 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d796d096d/536cd36e5600470488c0499a2457a4a4/FLAG89ffc95de [2021-06-02 05:21:01,678 INFO L306 CDTParser]: Found 1 translation units. [2021-06-02 05:21:01,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/fib_bench-1.i [2021-06-02 05:21:01,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d796d096d/536cd36e5600470488c0499a2457a4a4/FLAG89ffc95de [2021-06-02 05:21:01,714 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d796d096d/536cd36e5600470488c0499a2457a4a4 [2021-06-02 05:21:01,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-02 05:21:01,718 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-02 05:21:01,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-02 05:21:01,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-02 05:21:01,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-02 05:21:01,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 05:21:01" (1/1) ... [2021-06-02 05:21:01,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb86ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:01, skipping insertion in model container [2021-06-02 05:21:01,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 05:21:01" (1/1) ... [2021-06-02 05:21:01,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-02 05:21:01,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-02 05:21:02,040 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/fib_bench-1.i[30920,30933] [2021-06-02 05:21:02,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 05:21:02,055 INFO L203 MainTranslator]: Completed pre-run [2021-06-02 05:21:02,107 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/fib_bench-1.i[30920,30933] [2021-06-02 05:21:02,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 05:21:02,175 INFO L208 MainTranslator]: Completed translation [2021-06-02 05:21:02,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:02 WrapperNode [2021-06-02 05:21:02,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-02 05:21:02,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-02 05:21:02,176 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-02 05:21:02,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-02 05:21:02,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:02" (1/1) ... [2021-06-02 05:21:02,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:02" (1/1) ... [2021-06-02 05:21:02,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-02 05:21:02,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-02 05:21:02,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-02 05:21:02,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-02 05:21:02,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:02" (1/1) ... [2021-06-02 05:21:02,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:02" (1/1) ... [2021-06-02 05:21:02,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:02" (1/1) ... [2021-06-02 05:21:02,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:02" (1/1) ... [2021-06-02 05:21:02,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:02" (1/1) ... [2021-06-02 05:21:02,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:02" (1/1) ... [2021-06-02 05:21:02,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:02" (1/1) ... [2021-06-02 05:21:02,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-02 05:21:02,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-02 05:21:02,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-02 05:21:02,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-02 05:21:02,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 05:21:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-06-02 05:21:02,314 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-06-02 05:21:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-06-02 05:21:02,314 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-06-02 05:21:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-02 05:21:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-02 05:21:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-02 05:21:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-02 05:21:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-02 05:21:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-02 05:21:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-02 05:21:02,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-02 05:21:02,317 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-02 05:21:02,687 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-02 05:21:02,688 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-06-02 05:21:02,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 05:21:02 BoogieIcfgContainer [2021-06-02 05:21:02,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-02 05:21:02,692 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-02 05:21:02,692 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-02 05:21:02,695 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-02 05:21:02,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.06 05:21:01" (1/3) ... [2021-06-02 05:21:02,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33290959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 05:21:02, skipping insertion in model container [2021-06-02 05:21:02,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:21:02" (2/3) ... [2021-06-02 05:21:02,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33290959 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 05:21:02, skipping insertion in model container [2021-06-02 05:21:02,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 05:21:02" (3/3) ... [2021-06-02 05:21:02,702 INFO L111 eAbstractionObserver]: Analyzing ICFG fib_bench-1.i [2021-06-02 05:21:02,707 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-02 05:21:02,707 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-02 05:21:02,708 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-02 05:21:02,708 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-02 05:21:02,739 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,739 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,739 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,739 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,740 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,740 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,740 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,740 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,740 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,740 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,741 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,741 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,741 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,741 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,741 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,741 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,742 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,742 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,742 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,742 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,742 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,743 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,743 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,744 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,744 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,744 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,744 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,744 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,744 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,744 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,745 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,746 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,746 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,746 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,746 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,746 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,746 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,747 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,747 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,747 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,747 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,747 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,748 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,748 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,748 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,748 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,748 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,748 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,749 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,749 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,750 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,751 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,751 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,751 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,751 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,751 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,751 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,751 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,752 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,752 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,754 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,754 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,754 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,755 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,755 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,755 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,761 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,761 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,762 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,762 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,762 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,762 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~k~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:21:02,764 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-02 05:21:02,783 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 05:21:02,873 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:21:02,873 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:21:02,873 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:21:02,873 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:21:02,873 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:21:02,873 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:21:02,874 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:21:02,874 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-02 05:21:03,006 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:03,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:03,010 INFO L82 PathProgramCache]: Analyzing trace with hash -2133486681, now seen corresponding path program 1 times [2021-06-02 05:21:03,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:03,018 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716442830] [2021-06-02 05:21:03,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:03,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:03,363 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:03,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716442830] [2021-06-02 05:21:03,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716442830] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:21:03,364 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:21:03,364 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-02 05:21:03,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797854940] [2021-06-02 05:21:03,368 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-02 05:21:03,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:03,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-02 05:21:03,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-02 05:21:03,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:03,402 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:03,414 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 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) [2021-06-02 05:21:03,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:03,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:03,709 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-02 05:21:03,709 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:03,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:03,711 INFO L82 PathProgramCache]: Analyzing trace with hash 1329421710, now seen corresponding path program 1 times [2021-06-02 05:21:03,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:03,711 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118309658] [2021-06-02 05:21:03,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:03,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:03,785 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:03,785 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118309658] [2021-06-02 05:21:03,785 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118309658] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:21:03,786 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:21:03,786 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-02 05:21:03,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603361357] [2021-06-02 05:21:03,787 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-02 05:21:03,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:03,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-02 05:21:03,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-02 05:21:03,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:03,789 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:03,789 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 05:21:03,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:03,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:03,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:03,884 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-02 05:21:03,884 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:03,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:03,892 INFO L82 PathProgramCache]: Analyzing trace with hash 499413389, now seen corresponding path program 1 times [2021-06-02 05:21:03,892 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:03,892 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803536321] [2021-06-02 05:21:03,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:03,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:03,959 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:03,959 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803536321] [2021-06-02 05:21:03,959 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803536321] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:03,959 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [982356397] [2021-06-02 05:21:03,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:04,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-02 05:21:04,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:21:04,240 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:04,240 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [982356397] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:04,240 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:21:04,241 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-06-02 05:21:04,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962820478] [2021-06-02 05:21:04,241 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-02 05:21:04,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:04,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-02 05:21:04,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-02 05:21:04,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:04,242 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:04,242 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 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) [2021-06-02 05:21:04,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:04,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:04,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:04,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:04,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:04,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:04,571 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:04,572 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:04,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:04,572 INFO L82 PathProgramCache]: Analyzing trace with hash 1792345326, now seen corresponding path program 2 times [2021-06-02 05:21:04,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:04,573 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513927228] [2021-06-02 05:21:04,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:04,624 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:04,624 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:04,624 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513927228] [2021-06-02 05:21:04,624 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513927228] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:04,625 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [10586175] [2021-06-02 05:21:04,625 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:04,694 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 05:21:04,694 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:21:04,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-02 05:21:04,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:21:04,788 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:04,788 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [10586175] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:04,789 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:21:04,789 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-06-02 05:21:04,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805419402] [2021-06-02 05:21:04,790 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-02 05:21:04,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:04,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-02 05:21:04,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-06-02 05:21:04,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:04,791 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:04,791 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 05:21:04,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:04,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:04,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:04,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:04,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:04,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:04,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:04,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:05,108 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:05,109 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:05,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:05,109 INFO L82 PathProgramCache]: Analyzing trace with hash 1169057325, now seen corresponding path program 3 times [2021-06-02 05:21:05,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:05,110 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878908459] [2021-06-02 05:21:05,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:05,179 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:05,179 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:05,180 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878908459] [2021-06-02 05:21:05,180 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878908459] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:05,183 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428624119] [2021-06-02 05:21:05,183 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:05,340 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-02 05:21:05,341 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:21:05,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-02 05:21:05,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:21:05,460 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:05,461 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1428624119] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:05,461 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:21:05,461 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11 [2021-06-02 05:21:05,461 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893819528] [2021-06-02 05:21:05,462 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-02 05:21:05,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:05,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-02 05:21:05,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-06-02 05:21:05,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:05,468 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:05,469 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 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) [2021-06-02 05:21:05,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:05,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:05,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:05,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:05,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:05,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:05,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:05,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:05,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:05,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:05,825 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:05,825 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:05,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:05,826 INFO L82 PathProgramCache]: Analyzing trace with hash 1007350862, now seen corresponding path program 4 times [2021-06-02 05:21:05,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:05,826 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930575933] [2021-06-02 05:21:05,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:05,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:05,948 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:05,948 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:05,948 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930575933] [2021-06-02 05:21:05,948 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930575933] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:05,948 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2094595321] [2021-06-02 05:21:05,949 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:06,044 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-02 05:21:06,045 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:21:06,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-02 05:21:06,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:21:06,168 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:06,169 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2094595321] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:06,169 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:21:06,169 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 13 [2021-06-02 05:21:06,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809662036] [2021-06-02 05:21:06,169 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-02 05:21:06,169 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:06,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-02 05:21:06,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-06-02 05:21:06,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:06,170 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:06,170 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 13 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 05:21:06,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:06,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:06,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:06,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:06,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:06,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:06,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:06,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:06,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:06,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:06,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:06,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:06,544 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-02 05:21:06,545 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:06,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:06,545 INFO L82 PathProgramCache]: Analyzing trace with hash 1739002573, now seen corresponding path program 5 times [2021-06-02 05:21:06,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:06,546 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606544582] [2021-06-02 05:21:06,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:06,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:06,715 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:06,715 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:06,715 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606544582] [2021-06-02 05:21:06,715 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606544582] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:06,716 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466978265] [2021-06-02 05:21:06,716 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:06,794 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-02 05:21:06,794 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:21:06,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-02 05:21:06,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:21:07,162 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:07,163 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [466978265] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:07,163 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:21:07,163 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 21 [2021-06-02 05:21:07,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682605398] [2021-06-02 05:21:07,164 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-02 05:21:07,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:07,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-02 05:21:07,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2021-06-02 05:21:07,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:07,165 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:07,165 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 5.857142857142857) internal successors, (123), 21 states have internal predecessors, (123), 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) [2021-06-02 05:21:07,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:07,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:07,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:07,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:07,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:07,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:07,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:07,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:07,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:07,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:07,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:07,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:07,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:07,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:07,768 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:07,769 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:07,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:07,769 INFO L82 PathProgramCache]: Analyzing trace with hash -1793382116, now seen corresponding path program 1 times [2021-06-02 05:21:07,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:07,769 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564237511] [2021-06-02 05:21:07,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:07,932 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:07,933 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:07,933 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564237511] [2021-06-02 05:21:07,933 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564237511] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:07,933 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [393220350] [2021-06-02 05:21:07,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:08,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-02 05:21:08,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:21:08,310 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:08,310 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [393220350] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:08,310 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:21:08,311 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2021-06-02 05:21:08,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35206259] [2021-06-02 05:21:08,312 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-02 05:21:08,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:08,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-02 05:21:08,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=375, Unknown=0, NotChecked=0, Total=506 [2021-06-02 05:21:08,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:08,314 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:08,314 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 5.782608695652174) internal successors, (133), 23 states have internal predecessors, (133), 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) [2021-06-02 05:21:08,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:08,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:08,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:08,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:08,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:08,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:08,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:08,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:08,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:08,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-02 05:21:09,168 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-02 05:21:09,169 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:09,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:09,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1047286739, now seen corresponding path program 2 times [2021-06-02 05:21:09,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:09,169 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523213593] [2021-06-02 05:21:09,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:09,317 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:09,318 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:09,318 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523213593] [2021-06-02 05:21:09,318 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523213593] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:09,319 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1053484057] [2021-06-02 05:21:09,319 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:09,391 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 05:21:09,392 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:21:09,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-02 05:21:09,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:21:09,692 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:09,693 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1053484057] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:09,693 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:21:09,693 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 24 [2021-06-02 05:21:09,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156925058] [2021-06-02 05:21:09,694 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-02 05:21:09,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:09,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-02 05:21:09,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=417, Unknown=0, NotChecked=0, Total=552 [2021-06-02 05:21:09,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:09,694 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:09,695 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 5.916666666666667) internal successors, (142), 24 states have internal predecessors, (142), 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) [2021-06-02 05:21:09,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:09,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:09,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:09,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:09,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:09,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:09,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:09,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-02 05:21:09,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:10,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-02 05:21:10,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:21:10,708 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-02 05:21:10,709 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:10,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:10,709 INFO L82 PathProgramCache]: Analyzing trace with hash 1207397308, now seen corresponding path program 3 times [2021-06-02 05:21:10,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:10,709 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239153083] [2021-06-02 05:21:10,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:10,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:10,870 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:10,871 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:10,871 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239153083] [2021-06-02 05:21:10,871 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239153083] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:10,871 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1497776201] [2021-06-02 05:21:10,871 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:10,951 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-02 05:21:10,951 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:21:10,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-02 05:21:10,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:21:11,321 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:11,321 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1497776201] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:11,321 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:21:11,322 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 26 [2021-06-02 05:21:11,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463454236] [2021-06-02 05:21:11,322 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-02 05:21:11,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:11,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-02 05:21:11,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=494, Unknown=0, NotChecked=0, Total=650 [2021-06-02 05:21:11,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:11,323 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:11,323 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 5.846153846153846) internal successors, (152), 26 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 05:21:11,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:11,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:11,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:11,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:11,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:11,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:11,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:11,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-02 05:21:11,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:21:11,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:12,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:12,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:12,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:12,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:12,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:12,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:12,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:12,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-02 05:21:12,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:21:12,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-02 05:21:12,572 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:12,573 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:12,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:12,573 INFO L82 PathProgramCache]: Analyzing trace with hash 689442189, now seen corresponding path program 4 times [2021-06-02 05:21:12,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:12,573 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358256683] [2021-06-02 05:21:12,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:12,758 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:12,758 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:12,758 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358256683] [2021-06-02 05:21:12,758 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358256683] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:12,758 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [121452737] [2021-06-02 05:21:12,759 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:12,822 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-02 05:21:12,823 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:21:12,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-02 05:21:12,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:21:13,236 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:13,236 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [121452737] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:13,236 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:21:13,236 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 28 [2021-06-02 05:21:13,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362217982] [2021-06-02 05:21:13,237 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-02 05:21:13,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:13,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-02 05:21:13,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=578, Unknown=0, NotChecked=0, Total=756 [2021-06-02 05:21:13,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:13,238 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:13,238 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 5.785714285714286) internal successors, (162), 28 states have internal predecessors, (162), 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) [2021-06-02 05:21:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:13,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:13,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-02 05:21:13,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:21:13,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-02 05:21:13,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-02 05:21:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:21:14,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-02 05:21:14,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-02 05:21:14,715 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-02 05:21:14,717 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:14,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:14,717 INFO L82 PathProgramCache]: Analyzing trace with hash 483976796, now seen corresponding path program 5 times [2021-06-02 05:21:14,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:14,718 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336859415] [2021-06-02 05:21:14,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:14,811 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 43 proven. 17 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-06-02 05:21:14,811 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:14,811 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336859415] [2021-06-02 05:21:14,812 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336859415] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:14,812 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [325836097] [2021-06-02 05:21:14,812 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:14,880 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-06-02 05:21:14,880 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:21:14,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-02 05:21:14,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:21:15,008 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-06-02 05:21:15,008 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [325836097] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:21:15,008 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-02 05:21:15,008 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 15 [2021-06-02 05:21:15,008 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313289072] [2021-06-02 05:21:15,009 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-02 05:21:15,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:15,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-02 05:21:15,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2021-06-02 05:21:15,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:15,009 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:15,010 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.461538461538462) internal successors, (71), 13 states have internal predecessors, (71), 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) [2021-06-02 05:21:15,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:15,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:15,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:15,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:15,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:15,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:15,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:15,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-02 05:21:15,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 05:21:15,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-02 05:21:15,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-02 05:21:15,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:15,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:15,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-02 05:21:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:21:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:21:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:21:15,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:21:15,756 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-02 05:21:15,757 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:15,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:15,757 INFO L82 PathProgramCache]: Analyzing trace with hash 1737092078, now seen corresponding path program 6 times [2021-06-02 05:21:15,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:15,757 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613298154] [2021-06-02 05:21:15,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:15,832 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 68 proven. 17 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-06-02 05:21:15,832 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:15,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613298154] [2021-06-02 05:21:15,832 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613298154] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:15,833 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2000955708] [2021-06-02 05:21:15,833 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:15,909 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-02 05:21:15,910 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:21:15,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-02 05:21:15,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:21:16,017 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-06-02 05:21:16,017 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2000955708] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:21:16,017 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-02 05:21:16,017 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 15 [2021-06-02 05:21:16,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955093045] [2021-06-02 05:21:16,019 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-02 05:21:16,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:16,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-02 05:21:16,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2021-06-02 05:21:16,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:16,019 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:16,020 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 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) [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:21:16,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-02 05:21:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:21:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:21:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:21:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:21:16,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:21:16,580 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-02 05:21:16,580 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:16,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:16,581 INFO L82 PathProgramCache]: Analyzing trace with hash 67595495, now seen corresponding path program 7 times [2021-06-02 05:21:16,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:16,581 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046250832] [2021-06-02 05:21:16,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:16,723 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:16,724 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:16,724 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046250832] [2021-06-02 05:21:16,724 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046250832] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:16,724 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574195591] [2021-06-02 05:21:16,724 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:16,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:16,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-02 05:21:16,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 05:21:17,191 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:17,191 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574195591] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:17,191 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 05:21:17,191 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 24 [2021-06-02 05:21:17,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201188363] [2021-06-02 05:21:17,193 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-02 05:21:17,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:21:17,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-02 05:21:17,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=410, Unknown=0, NotChecked=0, Total=552 [2021-06-02 05:21:17,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:17,194 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:21:17,194 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 5.916666666666667) internal successors, (142), 24 states have internal predecessors, (142), 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) [2021-06-02 05:21:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:17,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:17,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:17,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:17,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:17,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:17,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-02 05:21:17,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:21:17,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:21:17,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:21:17,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:21:17,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:21:17,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:21:18,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:21:18,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:21:18,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-02 05:21:18,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 05:21:18,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-02 05:21:18,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 05:21:18,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 05:21:18,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-02 05:21:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-02 05:21:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-02 05:21:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-02 05:21:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:21:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-02 05:21:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-02 05:21:18,269 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-02 05:21:18,270 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:21:18,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:21:18,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1967198018, now seen corresponding path program 8 times [2021-06-02 05:21:18,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:21:18,270 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649883733] [2021-06-02 05:21:18,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:21:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:21:18,420 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:21:18,420 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:21:18,420 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649883733] [2021-06-02 05:21:18,420 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649883733] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 05:21:18,420 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [828595359] [2021-06-02 05:21:18,421 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:21:18,480 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 05:21:18,480 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 05:21:18,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-02 05:21:18,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-06-02 05:35:41,887 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 05:35:41,887 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-02 05:35:41,898 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-02 05:35:41,900 WARN L196 ceAbstractionStarter]: Timeout [2021-06-02 05:35:41,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 05:35:41 BasicIcfg [2021-06-02 05:35:41,900 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-02 05:35:41,900 INFO L168 Benchmark]: Toolchain (without parser) took 880182.71 ms. Allocated memory was 360.7 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 323.1 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. [2021-06-02 05:35:41,901 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 360.7 MB. Free memory is still 341.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 05:35:41,901 INFO L168 Benchmark]: CACSL2BoogieTranslator took 450.89 ms. Allocated memory is still 360.7 MB. Free memory was 323.0 MB in the beginning and 324.9 MB in the end (delta: -1.9 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. [2021-06-02 05:35:41,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.28 ms. Allocated memory is still 360.7 MB. Free memory was 324.9 MB in the beginning and 322.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:35:41,901 INFO L168 Benchmark]: Boogie Preprocessor took 45.69 ms. Allocated memory is still 360.7 MB. Free memory was 322.8 MB in the beginning and 321.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:35:41,901 INFO L168 Benchmark]: RCFGBuilder took 429.13 ms. Allocated memory is still 360.7 MB. Free memory was 321.2 MB in the beginning and 296.6 MB in the end (delta: 24.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-06-02 05:35:41,901 INFO L168 Benchmark]: TraceAbstraction took 879207.83 ms. Allocated memory was 360.7 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 296.6 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. [2021-06-02 05:35:41,901 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 360.7 MB. Free memory is still 341.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 450.89 ms. Allocated memory is still 360.7 MB. Free memory was 323.0 MB in the beginning and 324.9 MB in the end (delta: -1.9 MB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 38.28 ms. Allocated memory is still 360.7 MB. Free memory was 324.9 MB in the beginning and 322.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 45.69 ms. Allocated memory is still 360.7 MB. Free memory was 322.8 MB in the beginning and 321.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 429.13 ms. Allocated memory is still 360.7 MB. Free memory was 321.2 MB in the beginning and 296.6 MB in the end (delta: 24.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 879207.83 ms. Allocated memory was 360.7 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 296.6 MB in the beginning and 1.6 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16853, positive: 12059, positive conditional: 12059, positive unconditional: 0, negative: 4794, negative conditional: 4794, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 12765, positive: 12059, positive conditional: 12059, positive unconditional: 0, negative: 706, negative conditional: 706, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 17244, positive: 16191, positive conditional: 0, positive unconditional: 16191, negative: 1053, negative conditional: 0, negative unconditional: 1053, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2302, positive: 2292, positive conditional: 0, positive unconditional: 2292, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2302, positive: 2289, positive conditional: 0, positive unconditional: 2289, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17244, positive: 13899, positive conditional: 0, positive unconditional: 13899, negative: 1043, negative conditional: 0, negative unconditional: 1043, unknown: 2302, unknown conditional: 0, unknown unconditional: 2302] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543, SemanticConditionEliminator.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, positive: 316, positive conditional: 316, positive unconditional: 0, negative: 8869, negative conditional: 2326, negative unconditional: 6543, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 9185, positive: 301, positive conditional: 301, positive unconditional: 0, negative: 8704, negative conditional: 2161, negative unconditional: 6543, unknown: 180, unknown conditional: 180, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10, Eliminated conditions: 6543 ], Maximal queried relation: 14, Independence queries for same thread: 4088 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 926, Number of persistent set computation: 5062, Number of trivial persistent sets: 4834, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 17244, positive: 16191, positive conditional: 0, positive unconditional: 16191, negative: 1053, negative conditional: 0, negative unconditional: 1053, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2302, positive: 2292, positive conditional: 0, positive unconditional: 2292, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2302, positive: 2289, positive conditional: 0, positive unconditional: 2289, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 193, positive: 18, positive conditional: 15, positive unconditional: 3, negative: 175, negative conditional: 165, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 337, positive: 80, positive conditional: 33, positive unconditional: 48, negative: 256, negative conditional: 236, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17244, positive: 13899, positive conditional: 0, positive unconditional: 13899, negative: 1043, negative conditional: 0, negative unconditional: 1043, unknown: 2302, unknown conditional: 0, unknown unconditional: 2302] , Statistics on independence cache: Total cache size (in pairs): 2482, Positive cache size: 2307, Positive conditional cache size: 15, Positive unconditional cache size: 2292, Negative cache size: 175, Negative conditional cache size: 165, Negative unconditional cache size: 10 - TimeoutResultAtElement [Line: 730]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 82 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while ExplicitLhsPolynomialRelations was build 0 of 1 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 88 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 879086.3ms, OverallIterations: 15, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.1ms, PartialOrderReductionTime: 6895.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 307, 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: 175.6ms SsaConstructionTime, 474.7ms SatisfiabilityAnalysisTime, 4454.8ms InterpolantComputationTime, 1777 NumberOfCodeBlocks, 1773 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 1751 ConstructedInterpolants, 0 QuantifiedInterpolants, 10494 SizeOfPredicates, 52 NumberOfNonLiveVariables, 1930 ConjunctsInSsa, 142 ConjunctsInUnsatCore, 26 InterpolantComputations, 4 PerfectInterpolantSequences, 434/1406 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown