/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-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe005_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 00:47:23,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 00:47:23,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 00:47:23,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 00:47:23,819 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-NewStatesSleep-NoLbe.epf [2021-07-10 00:47:23,852 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 00:47:23,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 00:47:23,852 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 00:47:23,853 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 00:47:23,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 00:47:23,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 00:47:23,854 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 00:47:23,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 00:47:23,854 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 00:47:23,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 00:47:23,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 00:47:23,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 00:47:23,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 00:47:23,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 00:47:23,855 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 00:47:23,855 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 00:47:23,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 00:47:23,856 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 00:47:23,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 00:47:23,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 00:47:23,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 00:47:23,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 00:47:23,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 00:47:23,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 00:47:23,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 00:47:23,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 00:47:23,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 00:47:23,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 00:47:23,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 00:47:23,857 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 00:47:23,857 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 00:47:23,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 00:47:23,858 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-10 00:47:23,858 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 00:47:24,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 00:47:24,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 00:47:24,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 00:47:24,192 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 00:47:24,195 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 00:47:24,196 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe005_tso.opt.i [2021-07-10 00:47:24,270 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33c32ee9a/2793c4f3f74446d2b46d065f115610e6/FLAGad7c06d8f [2021-07-10 00:47:24,821 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 00:47:24,821 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe005_tso.opt.i [2021-07-10 00:47:24,831 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33c32ee9a/2793c4f3f74446d2b46d065f115610e6/FLAGad7c06d8f [2021-07-10 00:47:25,272 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33c32ee9a/2793c4f3f74446d2b46d065f115610e6 [2021-07-10 00:47:25,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 00:47:25,276 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 00:47:25,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 00:47:25,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 00:47:25,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 00:47:25,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:47:25" (1/1) ... [2021-07-10 00:47:25,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fbd0ab4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25, skipping insertion in model container [2021-07-10 00:47:25,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:47:25" (1/1) ... [2021-07-10 00:47:25,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 00:47:25,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 00:47:25,451 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/safe005_tso.opt.i[949,962] [2021-07-10 00:47:25,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 00:47:25,629 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 00:47:25,642 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/safe005_tso.opt.i[949,962] [2021-07-10 00:47:25,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 00:47:25,713 INFO L208 MainTranslator]: Completed translation [2021-07-10 00:47:25,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25 WrapperNode [2021-07-10 00:47:25,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 00:47:25,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 00:47:25,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 00:47:25,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 00:47:25,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25" (1/1) ... [2021-07-10 00:47:25,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25" (1/1) ... [2021-07-10 00:47:25,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 00:47:25,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 00:47:25,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 00:47:25,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 00:47:25,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25" (1/1) ... [2021-07-10 00:47:25,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25" (1/1) ... [2021-07-10 00:47:25,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25" (1/1) ... [2021-07-10 00:47:25,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25" (1/1) ... [2021-07-10 00:47:25,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25" (1/1) ... [2021-07-10 00:47:25,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25" (1/1) ... [2021-07-10 00:47:25,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25" (1/1) ... [2021-07-10 00:47:25,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 00:47:25,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 00:47:25,772 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 00:47:25,772 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 00:47:25,773 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25" (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 [2021-07-10 00:47:25,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 00:47:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 00:47:25,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 00:47:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 00:47:25,847 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 00:47:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 00:47:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 00:47:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 00:47:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 00:47:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 00:47:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 00:47:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 00:47:25,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 00:47:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 00:47:25,850 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 00:47:26,311 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 00:47:26,312 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 00:47:26,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:47:26 BoogieIcfgContainer [2021-07-10 00:47:26,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 00:47:26,318 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 00:47:26,318 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 00:47:26,321 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 00:47:26,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 12:47:25" (1/3) ... [2021-07-10 00:47:26,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ac39f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:47:26, skipping insertion in model container [2021-07-10 00:47:26,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:47:25" (2/3) ... [2021-07-10 00:47:26,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ac39f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:47:26, skipping insertion in model container [2021-07-10 00:47:26,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:47:26" (3/3) ... [2021-07-10 00:47:26,325 INFO L111 eAbstractionObserver]: Analyzing ICFG safe005_tso.opt.i [2021-07-10 00:47:26,331 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 00:47:26,332 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 00:47:26,332 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 00:47:26,333 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 00:47:26,370 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,370 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,371 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,371 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,371 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,371 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,371 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,374 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,374 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,374 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,375 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,375 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,375 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,375 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,376 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,377 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,377 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,377 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,378 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,383 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,383 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,384 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,384 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,384 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,384 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,384 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,385 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,385 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,386 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,386 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,386 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,387 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,387 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,387 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,387 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,390 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,390 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,390 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,390 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,395 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,395 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,395 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,397 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,397 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,397 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:47:26,399 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 00:47:26,420 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 [2021-07-10 00:47:26,476 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 00:47:26,477 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 00:47:26,477 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 00:47:26,477 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 00:47:26,477 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 00:47:26,477 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 00:47:26,477 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 00:47:26,477 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 00:47:26,526 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:47:26,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:47:26,530 INFO L82 PathProgramCache]: Analyzing trace with hash 1244235421, now seen corresponding path program 1 times [2021-07-10 00:47:26,538 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:47:26,538 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828058303] [2021-07-10 00:47:26,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:47:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:47:26,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:47:26,707 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:47:26,707 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828058303] [2021-07-10 00:47:26,707 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828058303] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:47:26,708 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:47:26,708 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 00:47:26,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610166693] [2021-07-10 00:47:26,713 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 00:47:26,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:47:26,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 00:47:26,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 00:47:26,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:26,729 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:47:26,733 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) [2021-07-10 00:47:26,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:26,866 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 00:47:26,866 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:47:26,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:47:26,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1943773822, now seen corresponding path program 1 times [2021-07-10 00:47:26,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:47:26,867 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283429961] [2021-07-10 00:47:26,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:47:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:47:27,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:47:27,066 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:47:27,067 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283429961] [2021-07-10 00:47:27,067 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283429961] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:47:27,067 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:47:27,067 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 00:47:27,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170212770] [2021-07-10 00:47:27,068 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 00:47:27,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:47:27,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 00:47:27,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 00:47:27,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:27,071 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:47:27,071 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) [2021-07-10 00:47:27,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:27,071 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:27,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:27,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:47:27,608 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 00:47:27,608 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:47:27,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:47:27,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1726952767, now seen corresponding path program 1 times [2021-07-10 00:47:27,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:47:27,609 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161506199] [2021-07-10 00:47:27,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:47:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:47:27,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:47:27,813 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:47:27,813 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161506199] [2021-07-10 00:47:27,814 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161506199] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:47:27,814 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:47:27,814 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 00:47:27,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647462984] [2021-07-10 00:47:27,814 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 00:47:27,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:47:27,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 00:47:27,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 00:47:27,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:27,816 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:47:27,816 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 00:47:27,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:27,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:47:27,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:28,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:28,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:47:28,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:28,289 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 00:47:28,290 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:47:28,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:47:28,291 INFO L82 PathProgramCache]: Analyzing trace with hash -1980945477, now seen corresponding path program 1 times [2021-07-10 00:47:28,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:47:28,291 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468794146] [2021-07-10 00:47:28,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:47:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:47:28,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:47:28,446 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:47:28,446 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468794146] [2021-07-10 00:47:28,446 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468794146] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:47:28,446 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:47:28,446 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 00:47:28,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387817052] [2021-07-10 00:47:28,447 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 00:47:28,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:47:28,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 00:47:28,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 00:47:28,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:28,449 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:47:28,449 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 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) [2021-07-10 00:47:28,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:28,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:47:28,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:28,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:28,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:28,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:47:28,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:28,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:28,822 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 00:47:28,822 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:47:28,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:47:28,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1455280591, now seen corresponding path program 1 times [2021-07-10 00:47:28,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:47:28,824 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605513342] [2021-07-10 00:47:28,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:47:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:47:28,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:47:28,955 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:47:28,955 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605513342] [2021-07-10 00:47:28,956 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605513342] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:47:28,956 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:47:28,956 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 00:47:28,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830898007] [2021-07-10 00:47:28,957 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 00:47:28,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:47:28,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 00:47:28,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 00:47:28,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:28,958 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:47:28,959 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 00:47:28,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:28,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:47:28,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:28,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:28,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:29,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:29,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:47:29,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:29,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:47:29,648 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 00:47:29,648 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:47:29,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:47:29,649 INFO L82 PathProgramCache]: Analyzing trace with hash -1498430916, now seen corresponding path program 1 times [2021-07-10 00:47:29,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:47:29,649 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096760733] [2021-07-10 00:47:29,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:47:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:47:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:47:29,784 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:47:29,784 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096760733] [2021-07-10 00:47:29,785 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096760733] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:47:29,785 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:47:29,785 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 00:47:29,785 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12795019] [2021-07-10 00:47:29,786 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 00:47:29,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:47:29,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 00:47:29,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 00:47:29,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:29,787 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:47:29,787 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 00:47:29,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:29,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:47:29,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:29,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:29,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:47:29,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:30,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:30,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:47:30,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:30,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:30,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:47:30,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 00:47:30,379 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 00:47:30,380 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:47:30,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:47:30,380 INFO L82 PathProgramCache]: Analyzing trace with hash 1433504966, now seen corresponding path program 1 times [2021-07-10 00:47:30,380 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:47:30,380 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73082994] [2021-07-10 00:47:30,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:47:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:47:30,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 00:47:30,502 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:47:30,505 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73082994] [2021-07-10 00:47:30,505 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73082994] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:47:30,505 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:47:30,505 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 00:47:30,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021032783] [2021-07-10 00:47:30,507 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 00:47:30,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:47:30,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 00:47:30,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 00:47:30,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:30,508 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:47:30,508 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) [2021-07-10 00:47:30,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:30,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:47:30,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:30,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:30,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:47:30,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 00:47:30,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:31,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:47:31,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 00:47:31,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:31,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:47:31,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:47:31,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 00:47:31,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:47:31,315 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-10 00:47:31,332 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 00:47:31,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 12:47:31 BasicIcfg [2021-07-10 00:47:31,341 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 00:47:31,342 INFO L168 Benchmark]: Toolchain (without parser) took 6065.37 ms. Allocated memory was 208.7 MB in the beginning and 384.8 MB in the end (delta: 176.2 MB). Free memory was 172.4 MB in the beginning and 214.0 MB in the end (delta: -41.6 MB). Peak memory consumption was 261.0 MB. Max. memory is 8.0 GB. [2021-07-10 00:47:31,342 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 208.7 MB. Free memory is still 190.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 00:47:31,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.61 ms. Allocated memory is still 208.7 MB. Free memory was 172.2 MB in the beginning and 183.5 MB in the end (delta: -11.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 8.0 GB. [2021-07-10 00:47:31,342 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.77 ms. Allocated memory is still 208.7 MB. Free memory was 183.5 MB in the beginning and 181.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:47:31,343 INFO L168 Benchmark]: Boogie Preprocessor took 20.74 ms. Allocated memory is still 208.7 MB. Free memory was 181.4 MB in the beginning and 179.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:47:31,345 INFO L168 Benchmark]: RCFGBuilder took 543.09 ms. Allocated memory is still 208.7 MB. Free memory was 179.8 MB in the beginning and 156.2 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:47:31,345 INFO L168 Benchmark]: TraceAbstraction took 5022.66 ms. Allocated memory was 208.7 MB in the beginning and 384.8 MB in the end (delta: 176.2 MB). Free memory was 155.7 MB in the beginning and 214.0 MB in the end (delta: -58.4 MB). Peak memory consumption was 244.7 MB. Max. memory is 8.0 GB. [2021-07-10 00:47:31,349 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 208.7 MB. Free memory is still 190.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 432.61 ms. Allocated memory is still 208.7 MB. Free memory was 172.2 MB in the beginning and 183.5 MB in the end (delta: -11.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 35.77 ms. Allocated memory is still 208.7 MB. Free memory was 183.5 MB in the beginning and 181.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 20.74 ms. Allocated memory is still 208.7 MB. Free memory was 181.4 MB in the beginning and 179.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 543.09 ms. Allocated memory is still 208.7 MB. Free memory was 179.8 MB in the beginning and 156.2 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5022.66 ms. Allocated memory was 208.7 MB in the beginning and 384.8 MB in the end (delta: 176.2 MB). Free memory was 155.7 MB in the beginning and 214.0 MB in the end (delta: -58.4 MB). Peak memory consumption was 244.7 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: 87543, positive: 85557, positive conditional: 85557, positive unconditional: 0, negative: 1986, negative conditional: 1986, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 87430, positive: 85557, positive conditional: 85557, positive unconditional: 0, negative: 1873, negative conditional: 1873, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 87430, positive: 85011, positive conditional: 0, positive unconditional: 85011, negative: 2419, negative conditional: 0, negative unconditional: 2419, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 606, positive: 587, positive conditional: 0, positive unconditional: 587, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 606, positive: 583, positive conditional: 0, positive unconditional: 583, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 82, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 60, negative conditional: 41, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 238, positive: 63, positive conditional: 28, positive unconditional: 36, negative: 175, negative conditional: 99, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 87430, positive: 84424, positive conditional: 0, positive unconditional: 84424, negative: 2400, negative conditional: 0, negative unconditional: 2400, unknown: 606, unknown conditional: 0, unknown unconditional: 606] , Statistics on independence cache: Total cache size (in pairs): 665, Positive cache size: 605, Positive conditional cache size: 18, Positive unconditional cache size: 587, Negative cache size: 60, Negative conditional cache size: 41, Negative unconditional cache size: 19, SemanticConditionEliminator.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 82, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 60, negative conditional: 41, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 238, positive: 63, positive conditional: 28, positive unconditional: 36, negative: 175, negative conditional: 99, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11022, positive: 528, positive conditional: 528, positive unconditional: 0, negative: 10435, negative conditional: 2109, negative unconditional: 8326, unknown: 59, unknown conditional: 59, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 665, Positive cache size: 605, Positive conditional cache size: 18, Positive unconditional cache size: 587, Negative cache size: 60, Negative conditional cache size: 41, Negative unconditional cache size: 19, Eliminated conditions: 8326, SemanticConditionEliminator.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 82, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 60, negative conditional: 41, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 238, positive: 63, positive conditional: 28, positive unconditional: 36, negative: 175, negative conditional: 99, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11022, positive: 528, positive conditional: 528, positive unconditional: 0, negative: 10435, negative conditional: 2109, negative unconditional: 8326, unknown: 59, unknown conditional: 59, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 665, Positive cache size: 605, Positive conditional cache size: 18, Positive unconditional cache size: 587, Negative cache size: 60, Negative conditional cache size: 41, Negative unconditional cache size: 19, Eliminated conditions: 8326, SemanticConditionEliminator.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 82, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 60, negative conditional: 41, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 238, positive: 63, positive conditional: 28, positive unconditional: 36, negative: 175, negative conditional: 99, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11022, positive: 528, positive conditional: 528, positive unconditional: 0, negative: 10435, negative conditional: 2109, negative unconditional: 8326, unknown: 59, unknown conditional: 59, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 665, Positive cache size: 605, Positive conditional cache size: 18, Positive unconditional cache size: 587, Negative cache size: 60, Negative conditional cache size: 41, Negative unconditional cache size: 19, Eliminated conditions: 8326, SemanticConditionEliminator.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 82, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 60, negative conditional: 41, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 238, positive: 63, positive conditional: 28, positive unconditional: 36, negative: 175, negative conditional: 99, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11022, positive: 528, positive conditional: 528, positive unconditional: 0, negative: 10435, negative conditional: 2109, negative unconditional: 8326, unknown: 59, unknown conditional: 59, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 665, Positive cache size: 605, Positive conditional cache size: 18, Positive unconditional cache size: 587, Negative cache size: 60, Negative conditional cache size: 41, Negative unconditional cache size: 19, Eliminated conditions: 8326, SemanticConditionEliminator.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 82, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 60, negative conditional: 41, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 238, positive: 63, positive conditional: 28, positive unconditional: 36, negative: 175, negative conditional: 99, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11022, positive: 528, positive conditional: 528, positive unconditional: 0, negative: 10435, negative conditional: 2109, negative unconditional: 8326, unknown: 59, unknown conditional: 59, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 665, Positive cache size: 605, Positive conditional cache size: 18, Positive unconditional cache size: 587, Negative cache size: 60, Negative conditional cache size: 41, Negative unconditional cache size: 19, Eliminated conditions: 8326, SemanticConditionEliminator.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 82, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 60, negative conditional: 41, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 238, positive: 63, positive conditional: 28, positive unconditional: 36, negative: 175, negative conditional: 99, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11022, positive: 528, positive conditional: 528, positive unconditional: 0, negative: 10435, negative conditional: 2109, negative unconditional: 8326, unknown: 59, unknown conditional: 59, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 665, Positive cache size: 605, Positive conditional cache size: 18, Positive unconditional cache size: 587, Negative cache size: 60, Negative conditional cache size: 41, Negative unconditional cache size: 19, Eliminated conditions: 8326, SemanticConditionEliminator.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11022, positive: 546, positive conditional: 546, positive unconditional: 0, negative: 10476, negative conditional: 2150, negative unconditional: 8326, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 82, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 60, negative conditional: 41, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 238, positive: 63, positive conditional: 28, positive unconditional: 36, negative: 175, negative conditional: 99, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11022, positive: 528, positive conditional: 528, positive unconditional: 0, negative: 10435, negative conditional: 2109, negative unconditional: 8326, unknown: 59, unknown conditional: 59, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 665, Positive cache size: 605, Positive conditional cache size: 18, Positive unconditional cache size: 587, Negative cache size: 60, Negative conditional cache size: 41, Negative unconditional cache size: 19, Eliminated conditions: 8326 ], Maximal queried relation: 7, Independence queries for same thread: 113 - 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: 4897.3ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.7ms, PartialOrderReductionTime: 3628.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 76, 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: 29.9ms SsaConstructionTime, 192.6ms SatisfiabilityAnalysisTime, 781.0ms InterpolantComputationTime, 392 NumberOfCodeBlocks, 392 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 385 ConstructedInterpolants, 0 QuantifiedInterpolants, 1498 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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...