/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe025_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 01:58:06,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 01:58:06,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 01:58:06,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 01:58:07,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 01:58:07,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 01:58:07,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 01:58:07,037 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-Persistent-NoLbe.epf [2021-06-17 01:58:07,064 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 01:58:07,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 01:58:07,065 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 01:58:07,065 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 01:58:07,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 01:58:07,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 01:58:07,067 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 01:58:07,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 01:58:07,068 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 01:58:07,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 01:58:07,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 01:58:07,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 01:58:07,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 01:58:07,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 01:58:07,069 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 01:58:07,069 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 01:58:07,069 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 01:58:07,069 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 01:58:07,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 01:58:07,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 01:58:07,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 01:58:07,070 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 01:58:07,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 01:58:07,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 01:58:07,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 01:58:07,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 01:58:07,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 01:58:07,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 01:58:07,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 01:58:07,070 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 01:58:07,071 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 01:58:07,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 01:58:07,071 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-06-17 01:58:07,071 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 01:58:07,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 01:58:07,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 01:58:07,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 01:58:07,392 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 01:58:07,392 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 01:58:07,393 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe025_tso.opt.i [2021-06-17 01:58:07,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b076a9f63/0d29b80ac93547678b538c293bfdcde3/FLAGa5b67aaf3 [2021-06-17 01:58:07,859 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 01:58:07,859 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe025_tso.opt.i [2021-06-17 01:58:07,872 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b076a9f63/0d29b80ac93547678b538c293bfdcde3/FLAGa5b67aaf3 [2021-06-17 01:58:07,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b076a9f63/0d29b80ac93547678b538c293bfdcde3 [2021-06-17 01:58:07,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 01:58:07,891 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 01:58:07,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 01:58:07,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 01:58:07,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 01:58:07,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 01:58:07" (1/1) ... [2021-06-17 01:58:07,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41270920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:07, skipping insertion in model container [2021-06-17 01:58:07,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 01:58:07" (1/1) ... [2021-06-17 01:58:07,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 01:58:07,942 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 01:58:08,133 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-wmm/safe025_tso.opt.i[949,962] [2021-06-17 01:58:08,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 01:58:08,268 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 01:58:08,278 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-wmm/safe025_tso.opt.i[949,962] [2021-06-17 01:58:08,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 01:58:08,360 INFO L208 MainTranslator]: Completed translation [2021-06-17 01:58:08,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:08 WrapperNode [2021-06-17 01:58:08,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 01:58:08,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 01:58:08,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 01:58:08,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 01:58:08,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:08" (1/1) ... [2021-06-17 01:58:08,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:08" (1/1) ... [2021-06-17 01:58:08,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 01:58:08,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 01:58:08,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 01:58:08,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 01:58:08,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:08" (1/1) ... [2021-06-17 01:58:08,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:08" (1/1) ... [2021-06-17 01:58:08,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:08" (1/1) ... [2021-06-17 01:58:08,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:08" (1/1) ... [2021-06-17 01:58:08,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:08" (1/1) ... [2021-06-17 01:58:08,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:08" (1/1) ... [2021-06-17 01:58:08,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:08" (1/1) ... [2021-06-17 01:58:08,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 01:58:08,407 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 01:58:08,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 01:58:08,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 01:58:08,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:08" (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 [2021-06-17 01:58:08,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 01:58:08,463 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 01:58:08,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 01:58:08,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 01:58:08,464 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 01:58:08,464 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 01:58:08,464 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 01:58:08,464 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 01:58:08,464 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 01:58:08,464 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 01:58:08,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 01:58:08,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 01:58:08,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 01:58:08,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 01:58:08,469 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 01:58:08,707 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 01:58:08,707 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 01:58:08,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 01:58:08 BoogieIcfgContainer [2021-06-17 01:58:08,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 01:58:08,710 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 01:58:08,710 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 01:58:08,712 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 01:58:08,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 01:58:07" (1/3) ... [2021-06-17 01:58:08,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@268d52ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 01:58:08, skipping insertion in model container [2021-06-17 01:58:08,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 01:58:08" (2/3) ... [2021-06-17 01:58:08,713 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@268d52ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 01:58:08, skipping insertion in model container [2021-06-17 01:58:08,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 01:58:08" (3/3) ... [2021-06-17 01:58:08,725 INFO L111 eAbstractionObserver]: Analyzing ICFG safe025_tso.opt.i [2021-06-17 01:58:08,729 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 01:58:08,729 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 01:58:08,729 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 01:58:08,730 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 01:58:08,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,750 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,750 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,751 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,751 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,751 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,751 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,752 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,752 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,752 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,752 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,752 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,753 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,753 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,753 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,754 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,754 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,756 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,756 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,756 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,756 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,760 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,760 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,760 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,760 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,761 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,762 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,762 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 01:58:08,763 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 01:58:08,778 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 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 [2021-06-17 01:58:08,850 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 01:58:08,850 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 01:58:08,850 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 01:58:08,850 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 01:58:08,850 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 01:58:08,850 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 01:58:08,851 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 01:58:08,851 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 01:58:09,017 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:58:09,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:58:09,020 INFO L82 PathProgramCache]: Analyzing trace with hash 1244235421, now seen corresponding path program 1 times [2021-06-17 01:58:09,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:58:09,028 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212996857] [2021-06-17 01:58:09,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:58:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:58:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:58:09,221 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:58:09,221 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212996857] [2021-06-17 01:58:09,222 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212996857] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:58:09,222 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:58:09,222 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 01:58:09,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193260877] [2021-06-17 01:58:09,227 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 01:58:09,227 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:58:09,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 01:58:09,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 01:58:09,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,239 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:58:09,241 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 01:58:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,257 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 01:58:09,257 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:58:09,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:58:09,260 INFO L82 PathProgramCache]: Analyzing trace with hash 1943773822, now seen corresponding path program 1 times [2021-06-17 01:58:09,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:58:09,261 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619220862] [2021-06-17 01:58:09,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:58:09,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:58:09,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:58:09,418 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:58:09,418 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619220862] [2021-06-17 01:58:09,418 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619220862] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:58:09,419 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:58:09,419 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 01:58:09,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594060838] [2021-06-17 01:58:09,420 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 01:58:09,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:58:09,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 01:58:09,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 01:58:09,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,421 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:58:09,421 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 01:58:09,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:09,583 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 01:58:09,583 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:58:09,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:58:09,583 INFO L82 PathProgramCache]: Analyzing trace with hash 2118708965, now seen corresponding path program 1 times [2021-06-17 01:58:09,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:58:09,583 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050811661] [2021-06-17 01:58:09,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:58:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:58:09,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:58:09,682 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:58:09,682 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050811661] [2021-06-17 01:58:09,683 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050811661] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:58:09,683 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:58:09,683 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 01:58:09,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148776227] [2021-06-17 01:58:09,683 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 01:58:09,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:58:09,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 01:58:09,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 01:58:09,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,684 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:58:09,684 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 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) [2021-06-17 01:58:09,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:09,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:09,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:09,774 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 01:58:09,774 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:58:09,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:58:09,774 INFO L82 PathProgramCache]: Analyzing trace with hash 180911588, now seen corresponding path program 1 times [2021-06-17 01:58:09,774 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:58:09,775 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834136883] [2021-06-17 01:58:09,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:58:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:58:09,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:58:09,849 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:58:09,849 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834136883] [2021-06-17 01:58:09,850 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834136883] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:58:09,850 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:58:09,850 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 01:58:09,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285658283] [2021-06-17 01:58:09,850 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 01:58:09,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:58:09,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 01:58:09,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 01:58:09,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,851 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:58:09,851 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 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) [2021-06-17 01:58:09,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:09,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:09,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:09,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:09,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:09,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 01:58:09,954 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 01:58:09,954 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:58:09,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:58:09,955 INFO L82 PathProgramCache]: Analyzing trace with hash -436740165, now seen corresponding path program 1 times [2021-06-17 01:58:09,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:58:09,955 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130142235] [2021-06-17 01:58:09,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:58:09,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:58:10,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:58:10,026 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:58:10,026 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130142235] [2021-06-17 01:58:10,026 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130142235] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:58:10,026 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:58:10,026 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 01:58:10,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775850757] [2021-06-17 01:58:10,027 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 01:58:10,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:58:10,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 01:58:10,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 01:58:10,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,027 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:58:10,027 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 01:58:10,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:10,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:10,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 01:58:10,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:10,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:10,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 01:58:10,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-17 01:58:10,148 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 01:58:10,148 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:58:10,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:58:10,148 INFO L82 PathProgramCache]: Analyzing trace with hash -2093675080, now seen corresponding path program 1 times [2021-06-17 01:58:10,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:58:10,149 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712156948] [2021-06-17 01:58:10,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:58:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:58:10,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:58:10,215 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:58:10,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712156948] [2021-06-17 01:58:10,215 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712156948] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:58:10,215 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:58:10,215 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 01:58:10,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377643406] [2021-06-17 01:58:10,215 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 01:58:10,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:58:10,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 01:58:10,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 01:58:10,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,216 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:58:10,216 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 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) [2021-06-17 01:58:10,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:10,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:10,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 01:58:10,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-17 01:58:10,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:10,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:10,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 01:58:10,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 01:58:10,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:58:10,357 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-17 01:58:10,357 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:58:10,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:58:10,357 INFO L82 PathProgramCache]: Analyzing trace with hash -302595814, now seen corresponding path program 2 times [2021-06-17 01:58:10,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:58:10,358 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257192259] [2021-06-17 01:58:10,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:58:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:58:10,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:58:10,425 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:58:10,425 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257192259] [2021-06-17 01:58:10,425 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257192259] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:58:10,425 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:58:10,425 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 01:58:10,425 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113783649] [2021-06-17 01:58:10,425 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 01:58:10,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:58:10,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 01:58:10,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-17 01:58:10,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,426 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:58:10,426 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 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) [2021-06-17 01:58:10,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:10,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:10,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 01:58:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 01:58:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:58:10,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:10,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:10,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:58:10,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 01:58:10,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:58:10,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:10,817 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-17 01:58:10,817 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:58:10,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:58:10,817 INFO L82 PathProgramCache]: Analyzing trace with hash -320343354, now seen corresponding path program 3 times [2021-06-17 01:58:10,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:58:10,818 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912604771] [2021-06-17 01:58:10,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:58:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:58:10,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:58:10,924 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:58:10,924 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912604771] [2021-06-17 01:58:10,924 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912604771] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:58:10,924 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:58:10,924 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 01:58:10,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747156573] [2021-06-17 01:58:10,925 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 01:58:10,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:58:10,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 01:58:10,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-17 01:58:10,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,928 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:58:10,928 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 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) [2021-06-17 01:58:10,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:10,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:10,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:10,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:58:10,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-17 01:58:10,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:58:10,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:10,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:11,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:11,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:11,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:11,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:58:11,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 01:58:11,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:58:11,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:11,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:11,016 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-17 01:58:11,016 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 01:58:11,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 01:58:11,017 INFO L82 PathProgramCache]: Analyzing trace with hash 2138169276, now seen corresponding path program 4 times [2021-06-17 01:58:11,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 01:58:11,017 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154856552] [2021-06-17 01:58:11,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 01:58:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 01:58:11,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 01:58:11,124 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 01:58:11,124 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154856552] [2021-06-17 01:58:11,126 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154856552] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 01:58:11,126 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 01:58:11,126 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 01:58:11,127 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616962809] [2021-06-17 01:58:11,127 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 01:58:11,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 01:58:11,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 01:58:11,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-17 01:58:11,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:11,127 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 01:58:11,128 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 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) [2021-06-17 01:58:11,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:11,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:11,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:11,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:58:11,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-17 01:58:11,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:58:11,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:11,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:11,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:11,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 01:58:11,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:11,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 01:58:11,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 01:58:11,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-17 01:58:11,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 01:58:11,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 01:58:11,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 01:58:11,316 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-17 01:58:11,330 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 01:58:11,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 01:58:11 BasicIcfg [2021-06-17 01:58:11,333 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 01:58:11,334 INFO L168 Benchmark]: Toolchain (without parser) took 3443.25 ms. Allocated memory was 158.3 MB in the beginning and 311.4 MB in the end (delta: 153.1 MB). Free memory was 121.0 MB in the beginning and 213.8 MB in the end (delta: -92.8 MB). Peak memory consumption was 61.1 MB. Max. memory is 8.0 GB. [2021-06-17 01:58:11,335 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 158.3 MB. Free memory is still 138.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 01:58:11,336 INFO L168 Benchmark]: CACSL2BoogieTranslator took 468.07 ms. Allocated memory is still 158.3 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 189.3 kB). Peak memory consumption was 8.1 MB. Max. memory is 8.0 GB. [2021-06-17 01:58:11,336 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.45 ms. Allocated memory is still 158.3 MB. Free memory was 120.6 MB in the beginning and 118.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 01:58:11,338 INFO L168 Benchmark]: Boogie Preprocessor took 14.13 ms. Allocated memory is still 158.3 MB. Free memory was 118.5 MB in the beginning and 117.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 01:58:11,338 INFO L168 Benchmark]: RCFGBuilder took 301.44 ms. Allocated memory is still 158.3 MB. Free memory was 117.0 MB in the beginning and 92.8 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-17 01:58:11,339 INFO L168 Benchmark]: TraceAbstraction took 2624.01 ms. Allocated memory was 158.3 MB in the beginning and 311.4 MB in the end (delta: 153.1 MB). Free memory was 92.8 MB in the beginning and 213.8 MB in the end (delta: -120.9 MB). Peak memory consumption was 34.2 MB. Max. memory is 8.0 GB. [2021-06-17 01:58:11,340 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 158.3 MB. Free memory is still 138.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 468.07 ms. Allocated memory is still 158.3 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 189.3 kB). Peak memory consumption was 8.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 30.45 ms. Allocated memory is still 158.3 MB. Free memory was 120.6 MB in the beginning and 118.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.13 ms. Allocated memory is still 158.3 MB. Free memory was 118.5 MB in the beginning and 117.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 301.44 ms. Allocated memory is still 158.3 MB. Free memory was 117.0 MB in the beginning and 92.8 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2624.01 ms. Allocated memory was 158.3 MB in the beginning and 311.4 MB in the end (delta: 153.1 MB). Free memory was 92.8 MB in the beginning and 213.8 MB in the end (delta: -120.9 MB). Peak memory consumption was 34.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5996, positive: 5951, positive conditional: 0, positive unconditional: 5951, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 5996, positive: 5951, positive conditional: 0, positive unconditional: 5951, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 5996, positive: 5951, positive conditional: 0, positive unconditional: 5951, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1426, positive: 1398, positive conditional: 0, positive unconditional: 1398, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1426, positive: 1392, positive conditional: 0, positive unconditional: 1392, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5996, positive: 4553, positive conditional: 0, positive unconditional: 4553, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 1426, unknown conditional: 0, unknown unconditional: 1426] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0 ], Maximal queried relation: 5, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 280, Number of persistent set computation: 2561, Number of trivial persistent sets: 1083, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5996, positive: 5951, positive conditional: 0, positive unconditional: 5951, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 5996, positive: 5951, positive conditional: 0, positive unconditional: 5951, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 5996, positive: 5951, positive conditional: 0, positive unconditional: 5951, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1426, positive: 1398, positive conditional: 0, positive unconditional: 1398, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1426, positive: 1392, positive conditional: 0, positive unconditional: 1392, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 5996, positive: 4553, positive conditional: 0, positive unconditional: 4553, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 1426, unknown conditional: 0, unknown unconditional: 1426] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 98, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1426, Positive cache size: 1398, Positive conditional cache size: 0, Positive unconditional cache size: 1398, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Eliminated conditions: 0 ], Maximal queried relation: 5, Independence queries for same thread: 0 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2541.6ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.9ms, PartialOrderReductionTime: 1450.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 83, 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: 21.8ms SsaConstructionTime, 163.5ms SatisfiabilityAnalysisTime, 661.7ms InterpolantComputationTime, 517 NumberOfCodeBlocks, 517 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 508 ConstructedInterpolants, 0 QuantifiedInterpolants, 1648 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...