/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-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe007_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 17:38:06,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 17:38:06,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 17:38:06,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 17:38:06,146 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-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-07-14 17:38:06,175 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 17:38:06,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 17:38:06,176 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 17:38:06,176 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 17:38:06,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 17:38:06,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 17:38:06,178 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 17:38:06,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 17:38:06,179 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 17:38:06,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 17:38:06,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 17:38:06,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 17:38:06,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 17:38:06,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 17:38:06,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 17:38:06,180 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 17:38:06,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 17:38:06,180 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 17:38:06,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 17:38:06,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 17:38:06,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 17:38:06,181 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 17:38:06,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 17:38:06,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 17:38:06,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 17:38:06,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 17:38:06,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 17:38:06,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 17:38:06,182 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 17:38:06,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 17:38:06,182 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 17:38:06,182 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 17:38:06,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 17:38:06,182 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 17:38:06,183 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 17:38:06,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 17:38:06,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 17:38:06,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 17:38:06,498 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 17:38:06,512 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 17:38:06,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe007_tso.opt.i [2021-07-14 17:38:06,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bb0cea42/b59ba79fdd494f29b3ecc34e5c8897c6/FLAGe88a60757 [2021-07-14 17:38:06,996 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 17:38:06,996 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe007_tso.opt.i [2021-07-14 17:38:07,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bb0cea42/b59ba79fdd494f29b3ecc34e5c8897c6/FLAGe88a60757 [2021-07-14 17:38:07,349 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bb0cea42/b59ba79fdd494f29b3ecc34e5c8897c6 [2021-07-14 17:38:07,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 17:38:07,353 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 17:38:07,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 17:38:07,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 17:38:07,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 17:38:07,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:38:07" (1/1) ... [2021-07-14 17:38:07,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bf90126 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07, skipping insertion in model container [2021-07-14 17:38:07,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:38:07" (1/1) ... [2021-07-14 17:38:07,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 17:38:07,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 17:38:07,557 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/safe007_tso.opt.i[949,962] [2021-07-14 17:38:07,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 17:38:07,731 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 17:38:07,740 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/safe007_tso.opt.i[949,962] [2021-07-14 17:38:07,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 17:38:07,791 INFO L208 MainTranslator]: Completed translation [2021-07-14 17:38:07,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07 WrapperNode [2021-07-14 17:38:07,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 17:38:07,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 17:38:07,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 17:38:07,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 17:38:07,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07" (1/1) ... [2021-07-14 17:38:07,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07" (1/1) ... [2021-07-14 17:38:07,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 17:38:07,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 17:38:07,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 17:38:07,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 17:38:07,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07" (1/1) ... [2021-07-14 17:38:07,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07" (1/1) ... [2021-07-14 17:38:07,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07" (1/1) ... [2021-07-14 17:38:07,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07" (1/1) ... [2021-07-14 17:38:07,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07" (1/1) ... [2021-07-14 17:38:07,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07" (1/1) ... [2021-07-14 17:38:07,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07" (1/1) ... [2021-07-14 17:38:07,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 17:38:07,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 17:38:07,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 17:38:07,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 17:38:07,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07" (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 [2021-07-14 17:38:07,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 17:38:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 17:38:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 17:38:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 17:38:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 17:38:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 17:38:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 17:38:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 17:38:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 17:38:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 17:38:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 17:38:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 17:38:07,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 17:38:07,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 17:38:07,922 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 17:38:08,127 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 17:38:08,128 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 17:38:08,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:38:08 BoogieIcfgContainer [2021-07-14 17:38:08,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 17:38:08,130 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 17:38:08,130 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 17:38:08,132 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 17:38:08,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 05:38:07" (1/3) ... [2021-07-14 17:38:08,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a85d1ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:38:08, skipping insertion in model container [2021-07-14 17:38:08,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:07" (2/3) ... [2021-07-14 17:38:08,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a85d1ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:38:08, skipping insertion in model container [2021-07-14 17:38:08,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:38:08" (3/3) ... [2021-07-14 17:38:08,134 INFO L111 eAbstractionObserver]: Analyzing ICFG safe007_tso.opt.i [2021-07-14 17:38:08,137 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 17:38:08,138 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 17:38:08,138 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 17:38:08,138 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 17:38:08,160 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,160 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,160 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,160 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,161 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,161 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,161 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,162 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,162 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,162 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,162 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,162 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,162 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,162 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,162 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,163 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,163 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,164 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,164 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,164 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,164 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,165 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,165 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,165 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,165 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,166 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,167 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,167 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,170 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,170 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,170 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,171 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,172 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,172 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,172 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:08,173 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 17:38:08,187 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 [2021-07-14 17:38:08,237 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 17:38:08,237 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 17:38:08,237 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 17:38:08,237 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 17:38:08,237 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 17:38:08,237 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 17:38:08,237 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 17:38:08,238 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 17:38:08,392 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:08,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:08,395 INFO L82 PathProgramCache]: Analyzing trace with hash -1190779383, now seen corresponding path program 1 times [2021-07-14 17:38:08,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:08,401 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392245932] [2021-07-14 17:38:08,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:08,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:38:08,578 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:08,578 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392245932] [2021-07-14 17:38:08,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392245932] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:08,579 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:08,580 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 17:38:08,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943981573] [2021-07-14 17:38:08,584 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 17:38:08,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:08,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 17:38:08,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 17:38:08,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:08,599 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:08,601 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 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) [2021-07-14 17:38:08,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:08,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:08,619 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 17:38:08,619 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:08,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:08,621 INFO L82 PathProgramCache]: Analyzing trace with hash -600921391, now seen corresponding path program 1 times [2021-07-14 17:38:08,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:08,622 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503072657] [2021-07-14 17:38:08,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:08,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:38:08,922 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:08,923 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503072657] [2021-07-14 17:38:08,924 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503072657] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:08,924 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:08,924 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 17:38:08,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050586997] [2021-07-14 17:38:08,925 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 17:38:08,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:08,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 17:38:08,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 17:38:08,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:08,926 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:08,926 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-07-14 17:38:08,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:08,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:09,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:09,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:09,598 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 17:38:09,598 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:09,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:09,598 INFO L82 PathProgramCache]: Analyzing trace with hash 79220681, now seen corresponding path program 2 times [2021-07-14 17:38:09,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:09,599 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301821047] [2021-07-14 17:38:09,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:09,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:38:09,708 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:09,708 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301821047] [2021-07-14 17:38:09,708 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301821047] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:09,709 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:09,709 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 17:38:09,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30816552] [2021-07-14 17:38:09,709 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 17:38:09,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:09,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 17:38:09,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 17:38:09,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:09,710 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:09,710 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-07-14 17:38:09,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:09,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:09,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:10,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:10,129 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 17:38:10,129 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:10,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:10,129 INFO L82 PathProgramCache]: Analyzing trace with hash -87090345, now seen corresponding path program 3 times [2021-07-14 17:38:10,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:10,129 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491346933] [2021-07-14 17:38:10,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:10,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:38:10,240 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:10,240 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491346933] [2021-07-14 17:38:10,240 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491346933] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:10,240 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:10,240 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 17:38:10,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533361413] [2021-07-14 17:38:10,241 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 17:38:10,242 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:10,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 17:38:10,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 17:38:10,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:10,242 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:10,242 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-07-14 17:38:10,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:10,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:10,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:10,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:10,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:10,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:10,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:10,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:10,840 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 17:38:10,856 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 17:38:10,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 05:38:10 BasicIcfg [2021-07-14 17:38:10,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 17:38:10,859 INFO L168 Benchmark]: Toolchain (without parser) took 3506.19 ms. Allocated memory was 165.7 MB in the beginning and 304.1 MB in the end (delta: 138.4 MB). Free memory was 127.7 MB in the beginning and 142.4 MB in the end (delta: -14.6 MB). Peak memory consumption was 171.0 MB. Max. memory is 8.0 GB. [2021-07-14 17:38:10,859 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 165.7 MB. Free memory is still 145.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 17:38:10,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 433.92 ms. Allocated memory is still 165.7 MB. Free memory was 127.6 MB in the beginning and 139.0 MB in the end (delta: -11.4 MB). Peak memory consumption was 12.2 MB. Max. memory is 8.0 GB. [2021-07-14 17:38:10,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.43 ms. Allocated memory is still 165.7 MB. Free memory was 139.0 MB in the beginning and 137.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:38:10,860 INFO L168 Benchmark]: Boogie Preprocessor took 29.24 ms. Allocated memory is still 165.7 MB. Free memory was 137.2 MB in the beginning and 135.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 17:38:10,860 INFO L168 Benchmark]: RCFGBuilder took 265.49 ms. Allocated memory is still 165.7 MB. Free memory was 135.8 MB in the beginning and 111.7 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:38:10,860 INFO L168 Benchmark]: TraceAbstraction took 2728.10 ms. Allocated memory was 165.7 MB in the beginning and 304.1 MB in the end (delta: 138.4 MB). Free memory was 111.2 MB in the beginning and 142.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 154.4 MB. Max. memory is 8.0 GB. [2021-07-14 17:38:10,862 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 165.7 MB. Free memory is still 145.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 433.92 ms. Allocated memory is still 165.7 MB. Free memory was 127.6 MB in the beginning and 139.0 MB in the end (delta: -11.4 MB). Peak memory consumption was 12.2 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 41.43 ms. Allocated memory is still 165.7 MB. Free memory was 139.0 MB in the beginning and 137.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 29.24 ms. Allocated memory is still 165.7 MB. Free memory was 137.2 MB in the beginning and 135.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 265.49 ms. Allocated memory is still 165.7 MB. Free memory was 135.8 MB in the beginning and 111.7 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2728.10 ms. Allocated memory was 165.7 MB in the beginning and 304.1 MB in the end (delta: 138.4 MB). Free memory was 111.2 MB in the beginning and 142.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 154.4 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: 74346, positive: 71645, positive conditional: 63173, positive unconditional: 8472, negative: 2701, negative conditional: 2610, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 72574, positive: 71645, positive conditional: 63173, positive unconditional: 8472, negative: 929, negative conditional: 838, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 72574, positive: 71238, positive conditional: 0, positive unconditional: 71238, negative: 1336, negative conditional: 0, negative unconditional: 1336, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1423, positive: 1403, positive conditional: 0, positive unconditional: 1403, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1423, positive: 1397, positive conditional: 0, positive unconditional: 1397, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 26, negative conditional: 6, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 39, positive conditional: 23, positive unconditional: 16, negative: 81, negative conditional: 6, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 72574, positive: 69835, positive conditional: 0, positive unconditional: 69835, negative: 1316, negative conditional: 0, negative unconditional: 1316, unknown: 1423, unknown conditional: 0, unknown unconditional: 1423] , Statistics on independence cache: Total cache size (in pairs): 1436, Positive cache size: 1410, Positive conditional cache size: 7, Positive unconditional cache size: 1403, Negative cache size: 26, Negative conditional cache size: 6, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 26, negative conditional: 6, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 39, positive conditional: 23, positive unconditional: 16, negative: 81, negative conditional: 6, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3913, positive: 400, positive conditional: 400, positive unconditional: 0, negative: 3500, negative conditional: 138, negative unconditional: 3362, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1436, Positive cache size: 1410, Positive conditional cache size: 7, Positive unconditional cache size: 1403, Negative cache size: 26, Negative conditional cache size: 6, Negative unconditional cache size: 20, Eliminated conditions: 3206, SemanticConditionEliminator.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 26, negative conditional: 6, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 39, positive conditional: 23, positive unconditional: 16, negative: 81, negative conditional: 6, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3913, positive: 400, positive conditional: 400, positive unconditional: 0, negative: 3500, negative conditional: 138, negative unconditional: 3362, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1436, Positive cache size: 1410, Positive conditional cache size: 7, Positive unconditional cache size: 1403, Negative cache size: 26, Negative conditional cache size: 6, Negative unconditional cache size: 20, Eliminated conditions: 3206, SemanticConditionEliminator.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 26, negative conditional: 6, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 39, positive conditional: 23, positive unconditional: 16, negative: 81, negative conditional: 6, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3913, positive: 400, positive conditional: 400, positive unconditional: 0, negative: 3500, negative conditional: 138, negative unconditional: 3362, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1436, Positive cache size: 1410, Positive conditional cache size: 7, Positive unconditional cache size: 1403, Negative cache size: 26, Negative conditional cache size: 6, Negative unconditional cache size: 20, Eliminated conditions: 3206, SemanticConditionEliminator.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 26, negative conditional: 6, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 39, positive conditional: 23, positive unconditional: 16, negative: 81, negative conditional: 6, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3913, positive: 400, positive conditional: 400, positive unconditional: 0, negative: 3500, negative conditional: 138, negative unconditional: 3362, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1436, Positive cache size: 1410, Positive conditional cache size: 7, Positive unconditional cache size: 1403, Negative cache size: 26, Negative conditional cache size: 6, Negative unconditional cache size: 20, Eliminated conditions: 3206 ], Maximal queried relation: 4, Independence queries for same thread: 1772 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 356, Number of persistent set computation: 4069, Number of trivial persistent sets: 3730, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 74346, positive: 71645, positive conditional: 63173, positive unconditional: 8472, negative: 2701, negative conditional: 2610, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 72574, positive: 71645, positive conditional: 63173, positive unconditional: 8472, negative: 929, negative conditional: 838, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 72574, positive: 71238, positive conditional: 0, positive unconditional: 71238, negative: 1336, negative conditional: 0, negative unconditional: 1336, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1423, positive: 1403, positive conditional: 0, positive unconditional: 1403, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1423, positive: 1397, positive conditional: 0, positive unconditional: 1397, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 26, negative conditional: 6, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 39, positive conditional: 23, positive unconditional: 16, negative: 81, negative conditional: 6, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 72574, positive: 69835, positive conditional: 0, positive unconditional: 69835, negative: 1316, negative conditional: 0, negative unconditional: 1316, unknown: 1423, unknown conditional: 0, unknown unconditional: 1423] , Statistics on independence cache: Total cache size (in pairs): 1436, Positive cache size: 1410, Positive conditional cache size: 7, Positive unconditional cache size: 1403, Negative cache size: 26, Negative conditional cache size: 6, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 26, negative conditional: 6, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 39, positive conditional: 23, positive unconditional: 16, negative: 81, negative conditional: 6, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3913, positive: 400, positive conditional: 400, positive unconditional: 0, negative: 3500, negative conditional: 138, negative unconditional: 3362, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1436, Positive cache size: 1410, Positive conditional cache size: 7, Positive unconditional cache size: 1403, Negative cache size: 26, Negative conditional cache size: 6, Negative unconditional cache size: 20, Eliminated conditions: 3206, SemanticConditionEliminator.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 26, negative conditional: 6, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 39, positive conditional: 23, positive unconditional: 16, negative: 81, negative conditional: 6, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3913, positive: 400, positive conditional: 400, positive unconditional: 0, negative: 3500, negative conditional: 138, negative unconditional: 3362, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1436, Positive cache size: 1410, Positive conditional cache size: 7, Positive unconditional cache size: 1403, Negative cache size: 26, Negative conditional cache size: 6, Negative unconditional cache size: 20, Eliminated conditions: 3206, SemanticConditionEliminator.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 26, negative conditional: 6, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 39, positive conditional: 23, positive unconditional: 16, negative: 81, negative conditional: 6, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3913, positive: 400, positive conditional: 400, positive unconditional: 0, negative: 3500, negative conditional: 138, negative unconditional: 3362, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1436, Positive cache size: 1410, Positive conditional cache size: 7, Positive unconditional cache size: 1403, Negative cache size: 26, Negative conditional cache size: 6, Negative unconditional cache size: 20, Eliminated conditions: 3206, SemanticConditionEliminator.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3913, positive: 407, positive conditional: 407, positive unconditional: 0, negative: 3506, negative conditional: 144, negative unconditional: 3362, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 26, negative conditional: 6, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 39, positive conditional: 23, positive unconditional: 16, negative: 81, negative conditional: 6, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3913, positive: 400, positive conditional: 400, positive unconditional: 0, negative: 3500, negative conditional: 138, negative unconditional: 3362, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1436, Positive cache size: 1410, Positive conditional cache size: 7, Positive unconditional cache size: 1403, Negative cache size: 26, Negative conditional cache size: 6, Negative unconditional cache size: 20, Eliminated conditions: 3206 ], Maximal queried relation: 4, Independence queries for same thread: 1772 - 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, 108 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2658.8ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.0ms, PartialOrderReductionTime: 1847.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 32, 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: 18.5ms SsaConstructionTime, 116.6ms SatisfiabilityAnalysisTime, 487.6ms InterpolantComputationTime, 273 NumberOfCodeBlocks, 273 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 269 ConstructedInterpolants, 0 QuantifiedInterpolants, 653 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...