/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-Symm.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 19:29:19,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 19:29:19,235 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 19:29:19,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-16 19:29:19,311 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-Symm.epf [2021-06-16 19:29:19,331 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 19:29:19,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 19:29:19,332 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-16 19:29:19,332 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-16 19:29:19,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 19:29:19,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 19:29:19,334 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 19:29:19,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 19:29:19,334 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 19:29:19,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 19:29:19,334 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 19:29:19,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 19:29:19,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 19:29:19,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 19:29:19,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 19:29:19,336 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 19:29:19,336 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 19:29:19,336 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 19:29:19,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 19:29:19,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 19:29:19,337 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 19:29:19,337 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 19:29:19,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 19:29:19,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 19:29:19,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 19:29:19,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 19:29:19,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 19:29:19,338 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 19:29:19,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 19:29:19,339 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 19:29:19,339 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-16 19:29:19,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 19:29:19,339 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-16 19:29:19,339 INFO L138 SettingsManager]: * Limit POR to symmetric independence in concurrent analysis=true [2021-06-16 19:29:19,340 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 19:29:19,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 19:29:19,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 19:29:19,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 19:29:19,640 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-16 19:29:19,641 INFO L275 PluginConnector]: CDTParser initialized [2021-06-16 19:29:19,642 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_pso.opt.i [2021-06-16 19:29:19,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42246376e/5ec5dfc8d44e4c53932dd7e35f544662/FLAG03d65b825 [2021-06-16 19:29:20,239 INFO L306 CDTParser]: Found 1 translation units. [2021-06-16 19:29:20,240 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_pso.opt.i [2021-06-16 19:29:20,258 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42246376e/5ec5dfc8d44e4c53932dd7e35f544662/FLAG03d65b825 [2021-06-16 19:29:20,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42246376e/5ec5dfc8d44e4c53932dd7e35f544662 [2021-06-16 19:29:20,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 19:29:20,700 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-16 19:29:20,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-16 19:29:20,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-16 19:29:20,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-16 19:29:20,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 07:29:20" (1/1) ... [2021-06-16 19:29:20,706 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dec750b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:20, skipping insertion in model container [2021-06-16 19:29:20,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 07:29:20" (1/1) ... [2021-06-16 19:29:20,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-16 19:29:20,763 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-16 19:29:20,879 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/safe016_pso.opt.i[949,962] [2021-06-16 19:29:21,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 19:29:21,074 INFO L203 MainTranslator]: Completed pre-run [2021-06-16 19:29:21,086 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/safe016_pso.opt.i[949,962] [2021-06-16 19:29:21,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 19:29:21,172 INFO L208 MainTranslator]: Completed translation [2021-06-16 19:29:21,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:21 WrapperNode [2021-06-16 19:29:21,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-16 19:29:21,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 19:29:21,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 19:29:21,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 19:29:21,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:21" (1/1) ... [2021-06-16 19:29:21,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:21" (1/1) ... [2021-06-16 19:29:21,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 19:29:21,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 19:29:21,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 19:29:21,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 19:29:21,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:21" (1/1) ... [2021-06-16 19:29:21,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:21" (1/1) ... [2021-06-16 19:29:21,228 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:21" (1/1) ... [2021-06-16 19:29:21,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:21" (1/1) ... [2021-06-16 19:29:21,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:21" (1/1) ... [2021-06-16 19:29:21,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:21" (1/1) ... [2021-06-16 19:29:21,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:21" (1/1) ... [2021-06-16 19:29:21,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 19:29:21,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 19:29:21,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 19:29:21,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 19:29:21,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:21" (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 [2021-06-16 19:29:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-16 19:29:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-16 19:29:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-16 19:29:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-16 19:29:21,312 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-16 19:29:21,312 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-16 19:29:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-16 19:29:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-16 19:29:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-16 19:29:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-16 19:29:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-16 19:29:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-16 19:29:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-16 19:29:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-16 19:29:21,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 19:29:21,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 19:29:21,315 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 19:29:21,703 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 19:29:21,703 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-16 19:29:21,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 07:29:21 BoogieIcfgContainer [2021-06-16 19:29:21,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 19:29:21,706 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 19:29:21,706 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 19:29:21,709 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 19:29:21,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.06 07:29:20" (1/3) ... [2021-06-16 19:29:21,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@193aa2e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 07:29:21, skipping insertion in model container [2021-06-16 19:29:21,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 07:29:21" (2/3) ... [2021-06-16 19:29:21,710 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@193aa2e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 07:29:21, skipping insertion in model container [2021-06-16 19:29:21,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 07:29:21" (3/3) ... [2021-06-16 19:29:21,711 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_pso.opt.i [2021-06-16 19:29:21,718 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 19:29:21,718 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 19:29:21,719 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-16 19:29:21,719 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 19:29:21,767 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,767 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,768 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,768 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,768 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,768 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,768 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,768 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,769 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,769 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,769 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,769 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,770 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,770 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,770 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,770 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,771 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,771 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,771 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,772 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,772 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,772 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,772 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,772 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,774 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,774 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,775 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,775 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,776 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,776 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,777 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,777 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,778 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,782 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,782 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,782 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,789 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,789 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,789 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,790 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,792 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,792 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,792 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,795 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,795 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,795 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,795 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 19:29:21,798 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-16 19:29:21,818 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 [2021-06-16 19:29:21,895 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 19:29:21,896 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 19:29:21,896 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 19:29:21,896 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 19:29:21,897 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 19:29:21,897 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 19:29:21,897 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 19:29:21,897 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 19:29:21,952 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:29:21,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:29:21,956 INFO L82 PathProgramCache]: Analyzing trace with hash -1731107584, now seen corresponding path program 1 times [2021-06-16 19:29:21,963 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:29:21,963 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470467648] [2021-06-16 19:29:21,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:29:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 19:29:22,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 19:29:22,179 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 19:29:22,179 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470467648] [2021-06-16 19:29:22,180 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470467648] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 19:29:22,180 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 19:29:22,180 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-16 19:29:22,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274185856] [2021-06-16 19:29:22,184 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-16 19:29:22,184 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 19:29:22,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-16 19:29:22,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-16 19:29:22,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:22,198 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 19:29:22,199 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 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) [2021-06-16 19:29:22,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:22,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:22,212 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 19:29:22,212 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:29:22,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:29:22,213 INFO L82 PathProgramCache]: Analyzing trace with hash -2106259454, now seen corresponding path program 1 times [2021-06-16 19:29:22,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:29:22,213 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948051288] [2021-06-16 19:29:22,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:29:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 19:29:22,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 19:29:22,413 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 19:29:22,414 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948051288] [2021-06-16 19:29:22,414 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948051288] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 19:29:22,414 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 19:29:22,414 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-16 19:29:22,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895976120] [2021-06-16 19:29:22,416 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-16 19:29:22,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 19:29:22,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-16 19:29:22,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-16 19:29:22,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:22,421 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 19:29:22,421 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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) [2021-06-16 19:29:22,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:22,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:27,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:27,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 19:29:27,010 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-16 19:29:27,010 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:29:27,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:29:27,011 INFO L82 PathProgramCache]: Analyzing trace with hash -236211998, now seen corresponding path program 2 times [2021-06-16 19:29:27,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:29:27,011 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754424601] [2021-06-16 19:29:27,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:29:27,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 19:29:27,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 19:29:27,247 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 19:29:27,247 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754424601] [2021-06-16 19:29:27,247 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754424601] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 19:29:27,247 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 19:29:27,247 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-16 19:29:27,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878362559] [2021-06-16 19:29:27,248 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-16 19:29:27,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 19:29:27,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-16 19:29:27,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-16 19:29:27,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:27,249 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 19:29:27,249 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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) [2021-06-16 19:29:27,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:27,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 19:29:27,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:30,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:30,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 19:29:30,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:30,511 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-16 19:29:30,511 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:29:30,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:29:30,512 INFO L82 PathProgramCache]: Analyzing trace with hash -804767037, now seen corresponding path program 1 times [2021-06-16 19:29:30,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:29:30,513 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440296032] [2021-06-16 19:29:30,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:29:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 19:29:30,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 19:29:30,690 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 19:29:30,691 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440296032] [2021-06-16 19:29:30,691 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440296032] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 19:29:30,691 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 19:29:30,691 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-16 19:29:30,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728521154] [2021-06-16 19:29:30,692 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-16 19:29:30,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 19:29:30,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-16 19:29:30,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-16 19:29:30,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:30,693 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 19:29:30,693 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 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) [2021-06-16 19:29:30,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:30,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 19:29:30,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:30,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:34,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:34,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 19:29:34,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:34,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 19:29:34,765 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-16 19:29:34,765 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:29:34,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:29:34,765 INFO L82 PathProgramCache]: Analyzing trace with hash 2021179141, now seen corresponding path program 1 times [2021-06-16 19:29:34,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:29:34,766 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946151686] [2021-06-16 19:29:34,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:29:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 19:29:34,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 19:29:34,898 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 19:29:34,898 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946151686] [2021-06-16 19:29:34,899 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946151686] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 19:29:34,899 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 19:29:34,899 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-16 19:29:34,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211230188] [2021-06-16 19:29:34,899 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-16 19:29:34,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 19:29:34,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-16 19:29:34,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-16 19:29:34,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:34,900 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 19:29:34,900 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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) [2021-06-16 19:29:34,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:34,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-16 19:29:34,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:34,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 19:29:34,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:39,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:39,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:39,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:39,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 19:29:39,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-16 19:29:39,333 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-16 19:29:39,334 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:29:39,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:29:39,335 INFO L82 PathProgramCache]: Analyzing trace with hash 1252569367, now seen corresponding path program 2 times [2021-06-16 19:29:39,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:29:39,337 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146674503] [2021-06-16 19:29:39,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:29:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 19:29:39,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 19:29:39,486 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 19:29:39,486 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146674503] [2021-06-16 19:29:39,486 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146674503] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 19:29:39,487 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 19:29:39,487 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-16 19:29:39,487 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35016507] [2021-06-16 19:29:39,487 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-16 19:29:39,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 19:29:39,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-16 19:29:39,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-16 19:29:39,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:39,488 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 19:29:39,488 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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) [2021-06-16 19:29:39,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:39,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:39,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:39,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 19:29:39,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-16 19:29:39,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:43,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:43,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:43,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:43,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 19:29:43,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-16 19:29:43,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-16 19:29:43,273 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-16 19:29:43,273 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 19:29:43,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 19:29:43,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1908214084, now seen corresponding path program 1 times [2021-06-16 19:29:43,273 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 19:29:43,274 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539843111] [2021-06-16 19:29:43,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 19:29:43,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 19:29:43,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 19:29:43,484 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 19:29:43,484 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539843111] [2021-06-16 19:29:43,484 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539843111] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 19:29:43,485 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 19:29:43,485 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-16 19:29:43,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637465769] [2021-06-16 19:29:43,485 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-16 19:29:43,485 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 19:29:43,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-16 19:29:43,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-16 19:29:43,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:43,488 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-16 19:29:43,488 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 19:29:43,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:43,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:43,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:43,488 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-16 19:29:43,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-16 19:29:43,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-16 19:29:43,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-16 19:29:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-16 19:29:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-16 19:29:49,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-16 19:29:49,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-16 19:29:49,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-16 19:29:49,793 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-16 19:29:49,801 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-16 19:29:49,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.06 07:29:49 BasicIcfg [2021-06-16 19:29:49,803 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-16 19:29:49,804 INFO L168 Benchmark]: Toolchain (without parser) took 29104.27 ms. Allocated memory was 198.2 MB in the beginning and 6.1 GB in the end (delta: 6.0 GB). Free memory was 161.8 MB in the beginning and 4.7 GB in the end (delta: -4.5 GB). Peak memory consumption was 1.8 GB. Max. memory is 8.0 GB. [2021-06-16 19:29:49,804 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 198.2 MB. Free memory is still 180.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 19:29:49,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.75 ms. Allocated memory is still 198.2 MB. Free memory was 161.7 MB in the beginning and 161.2 MB in the end (delta: 572.2 kB). Peak memory consumption was 13.7 MB. Max. memory is 8.0 GB. [2021-06-16 19:29:49,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.77 ms. Allocated memory is still 198.2 MB. Free memory was 161.2 MB in the beginning and 159.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-16 19:29:49,805 INFO L168 Benchmark]: Boogie Preprocessor took 38.88 ms. Allocated memory is still 198.2 MB. Free memory was 159.0 MB in the beginning and 157.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-16 19:29:49,806 INFO L168 Benchmark]: RCFGBuilder took 456.74 ms. Allocated memory is still 198.2 MB. Free memory was 157.5 MB in the beginning and 131.8 MB in the end (delta: 25.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-06-16 19:29:49,806 INFO L168 Benchmark]: TraceAbstraction took 28097.22 ms. Allocated memory was 198.2 MB in the beginning and 6.1 GB in the end (delta: 6.0 GB). Free memory was 131.3 MB in the beginning and 4.7 GB in the end (delta: -4.5 GB). Peak memory consumption was 1.8 GB. Max. memory is 8.0 GB. [2021-06-16 19:29:49,808 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 198.2 MB. Free memory is still 180.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 471.75 ms. Allocated memory is still 198.2 MB. Free memory was 161.7 MB in the beginning and 161.2 MB in the end (delta: 572.2 kB). Peak memory consumption was 13.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 34.77 ms. Allocated memory is still 198.2 MB. Free memory was 161.2 MB in the beginning and 159.0 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 38.88 ms. Allocated memory is still 198.2 MB. Free memory was 159.0 MB in the beginning and 157.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 456.74 ms. Allocated memory is still 198.2 MB. Free memory was 157.5 MB in the beginning and 131.8 MB in the end (delta: 25.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 28097.22 ms. Allocated memory was 198.2 MB in the beginning and 6.1 GB in the end (delta: 6.0 GB). Free memory was 131.3 MB in the beginning and 4.7 GB in the end (delta: -4.5 GB). Peak memory consumption was 1.8 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2459303, positive: 2436833, positive conditional: 2436833, positive unconditional: 0, negative: 22470, negative conditional: 22470, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2449996, positive: 2436833, positive conditional: 2436833, positive unconditional: 0, negative: 13163, negative conditional: 13163, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2449996, positive: 2429615, positive conditional: 0, positive unconditional: 2429615, negative: 20381, negative conditional: 0, negative unconditional: 20381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 974, positive: 958, positive conditional: 0, positive unconditional: 958, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 974, positive: 952, positive conditional: 0, positive unconditional: 952, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 33, positive conditional: 27, positive unconditional: 6, negative: 35, negative conditional: 19, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 137, positive conditional: 107, positive unconditional: 30, negative: 88, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2449996, positive: 2428657, positive conditional: 0, positive unconditional: 2428657, negative: 20365, negative conditional: 0, negative unconditional: 20365, unknown: 974, unknown conditional: 0, unknown unconditional: 974] , Statistics on independence cache: Total cache size (in pairs): 1020, Positive cache size: 985, Positive conditional cache size: 27, Positive unconditional cache size: 958, Negative cache size: 35, Negative conditional cache size: 19, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 33, positive conditional: 27, positive unconditional: 6, negative: 35, negative conditional: 19, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 137, positive conditional: 107, positive unconditional: 30, negative: 88, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7191, positive conditional: 7191, positive unconditional: 0, negative: 84481, negative conditional: 2055, negative unconditional: 82426, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1020, Positive cache size: 985, Positive conditional cache size: 27, Positive unconditional cache size: 958, Negative cache size: 35, Negative conditional cache size: 19, Negative unconditional cache size: 16, Eliminated conditions: 82426, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 33, positive conditional: 27, positive unconditional: 6, negative: 35, negative conditional: 19, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 137, positive conditional: 107, positive unconditional: 30, negative: 88, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7191, positive conditional: 7191, positive unconditional: 0, negative: 84481, negative conditional: 2055, negative unconditional: 82426, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1020, Positive cache size: 985, Positive conditional cache size: 27, Positive unconditional cache size: 958, Negative cache size: 35, Negative conditional cache size: 19, Negative unconditional cache size: 16, Eliminated conditions: 82426, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 33, positive conditional: 27, positive unconditional: 6, negative: 35, negative conditional: 19, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 137, positive conditional: 107, positive unconditional: 30, negative: 88, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7191, positive conditional: 7191, positive unconditional: 0, negative: 84481, negative conditional: 2055, negative unconditional: 82426, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1020, Positive cache size: 985, Positive conditional cache size: 27, Positive unconditional cache size: 958, Negative cache size: 35, Negative conditional cache size: 19, Negative unconditional cache size: 16, Eliminated conditions: 82426, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 33, positive conditional: 27, positive unconditional: 6, negative: 35, negative conditional: 19, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 137, positive conditional: 107, positive unconditional: 30, negative: 88, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7191, positive conditional: 7191, positive unconditional: 0, negative: 84481, negative conditional: 2055, negative unconditional: 82426, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1020, Positive cache size: 985, Positive conditional cache size: 27, Positive unconditional cache size: 958, Negative cache size: 35, Negative conditional cache size: 19, Negative unconditional cache size: 16, Eliminated conditions: 82426, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 33, positive conditional: 27, positive unconditional: 6, negative: 35, negative conditional: 19, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 137, positive conditional: 107, positive unconditional: 30, negative: 88, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7191, positive conditional: 7191, positive unconditional: 0, negative: 84481, negative conditional: 2055, negative unconditional: 82426, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1020, Positive cache size: 985, Positive conditional cache size: 27, Positive unconditional cache size: 958, Negative cache size: 35, Negative conditional cache size: 19, Negative unconditional cache size: 16, Eliminated conditions: 82426, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 33, positive conditional: 27, positive unconditional: 6, negative: 35, negative conditional: 19, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 137, positive conditional: 107, positive unconditional: 30, negative: 88, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7191, positive conditional: 7191, positive unconditional: 0, negative: 84481, negative conditional: 2055, negative unconditional: 82426, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1020, Positive cache size: 985, Positive conditional cache size: 27, Positive unconditional cache size: 958, Negative cache size: 35, Negative conditional cache size: 19, Negative unconditional cache size: 16, Eliminated conditions: 82426, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 33, positive conditional: 27, positive unconditional: 6, negative: 35, negative conditional: 19, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 137, positive conditional: 107, positive unconditional: 30, negative: 88, negative conditional: 29, negative unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7191, positive conditional: 7191, positive unconditional: 0, negative: 84481, negative conditional: 2055, negative unconditional: 82426, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1020, Positive cache size: 985, Positive conditional cache size: 27, Positive unconditional cache size: 958, Negative cache size: 35, Negative conditional cache size: 19, Negative unconditional cache size: 16, Eliminated conditions: 82426 ], Maximal queried relation: 7, Independence queries for same thread: 9307 - 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 9 procedures, 126 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27957.1ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.1ms, PartialOrderReductionTime: 26491.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 78, 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: 34.8ms SsaConstructionTime, 235.2ms SatisfiabilityAnalysisTime, 926.3ms InterpolantComputationTime, 506 NumberOfCodeBlocks, 506 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 499 ConstructedInterpolants, 0 QuantifiedInterpolants, 1329 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...