/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe021_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 14:00:07,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 14:00:07,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 14:00:07,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 14:00:07,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 14:00:07,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 14:00:07,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 14:00:07,500 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.epf [2021-06-14 14:00:07,531 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 14:00:07,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 14:00:07,532 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 14:00:07,532 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 14:00:07,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 14:00:07,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 14:00:07,534 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 14:00:07,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 14:00:07,535 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 14:00:07,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 14:00:07,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 14:00:07,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 14:00:07,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 14:00:07,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 14:00:07,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 14:00:07,555 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 14:00:07,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 14:00:07,555 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 14:00:07,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 14:00:07,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 14:00:07,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 14:00:07,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 14:00:07,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 14:00:07,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 14:00:07,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 14:00:07,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 14:00:07,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 14:00:07,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 14:00:07,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 14:00:07,557 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 14:00:07,557 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 14:00:07,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 14:00:07,558 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 14:00:07,558 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 14:00:07,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 14:00:07,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 14:00:07,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 14:00:07,894 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 14:00:07,894 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 14:00:07,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_tso.opt.i [2021-06-14 14:00:07,983 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/331c17bd1/802e8bc043cb408aa0a475b4ddc310eb/FLAG4748c0c6e [2021-06-14 14:00:08,378 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 14:00:08,379 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_tso.opt.i [2021-06-14 14:00:08,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/331c17bd1/802e8bc043cb408aa0a475b4ddc310eb/FLAG4748c0c6e [2021-06-14 14:00:08,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/331c17bd1/802e8bc043cb408aa0a475b4ddc310eb [2021-06-14 14:00:08,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 14:00:08,748 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 14:00:08,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 14:00:08,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 14:00:08,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 14:00:08,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:00:08" (1/1) ... [2021-06-14 14:00:08,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@591e7d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:08, skipping insertion in model container [2021-06-14 14:00:08,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:00:08" (1/1) ... [2021-06-14 14:00:08,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 14:00:08,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 14:00:08,904 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/safe021_tso.opt.i[949,962] [2021-06-14 14:00:09,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 14:00:09,062 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 14:00:09,072 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/safe021_tso.opt.i[949,962] [2021-06-14 14:00:09,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 14:00:09,181 INFO L208 MainTranslator]: Completed translation [2021-06-14 14:00:09,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:09 WrapperNode [2021-06-14 14:00:09,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 14:00:09,182 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 14:00:09,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 14:00:09,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 14:00:09,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:09" (1/1) ... [2021-06-14 14:00:09,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:09" (1/1) ... [2021-06-14 14:00:09,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 14:00:09,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 14:00:09,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 14:00:09,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 14:00:09,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:09" (1/1) ... [2021-06-14 14:00:09,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:09" (1/1) ... [2021-06-14 14:00:09,232 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:09" (1/1) ... [2021-06-14 14:00:09,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:09" (1/1) ... [2021-06-14 14:00:09,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:09" (1/1) ... [2021-06-14 14:00:09,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:09" (1/1) ... [2021-06-14 14:00:09,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:09" (1/1) ... [2021-06-14 14:00:09,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 14:00:09,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 14:00:09,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 14:00:09,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 14:00:09,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:09" (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 [2021-06-14 14:00:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 14:00:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 14:00:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 14:00:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 14:00:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 14:00:09,317 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 14:00:09,318 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 14:00:09,318 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 14:00:09,318 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-14 14:00:09,318 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-14 14:00:09,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 14:00:09,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 14:00:09,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 14:00:09,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 14:00:09,323 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 14:00:09,736 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 14:00:09,736 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 14:00:09,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 02:00:09 BoogieIcfgContainer [2021-06-14 14:00:09,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 14:00:09,741 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 14:00:09,741 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 14:00:09,743 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 14:00:09,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 02:00:08" (1/3) ... [2021-06-14 14:00:09,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79557c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 02:00:09, skipping insertion in model container [2021-06-14 14:00:09,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:00:09" (2/3) ... [2021-06-14 14:00:09,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79557c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 02:00:09, skipping insertion in model container [2021-06-14 14:00:09,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 02:00:09" (3/3) ... [2021-06-14 14:00:09,747 INFO L111 eAbstractionObserver]: Analyzing ICFG safe021_tso.opt.i [2021-06-14 14:00:09,752 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 14:00:09,752 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 14:00:09,752 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 14:00:09,753 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 14:00:09,788 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,788 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,788 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,788 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,789 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,789 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,789 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,789 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,789 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,789 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,790 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,790 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,790 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,790 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,790 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,791 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,792 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,792 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,792 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,793 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,797 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,797 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,797 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,797 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,798 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,799 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,799 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,799 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,800 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,800 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,800 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,800 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,801 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,801 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,801 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,803 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,803 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,804 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,804 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,808 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,808 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,808 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,808 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,810 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,810 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,810 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,810 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:00:09,814 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 14:00:09,839 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 14:00:09,914 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 14:00:09,914 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 14:00:09,914 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 14:00:09,914 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 14:00:09,914 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 14:00:09,914 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 14:00:09,914 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 14:00:09,915 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 14:00:10,113 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 14:00:10,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 14:00:10,118 INFO L82 PathProgramCache]: Analyzing trace with hash -1605659365, now seen corresponding path program 1 times [2021-06-14 14:00:10,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 14:00:10,125 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950389448] [2021-06-14 14:00:10,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 14:00:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 14:00:10,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 14:00:10,285 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 14:00:10,285 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950389448] [2021-06-14 14:00:10,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950389448] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 14:00:10,286 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 14:00:10,286 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 14:00:10,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38640448] [2021-06-14 14:00:10,289 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 14:00:10,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 14:00:10,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 14:00:10,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 14:00:10,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:10,300 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 14:00:10,301 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 14:00:10,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:10,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:10,318 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 14:00:10,319 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 14:00:10,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 14:00:10,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1783320579, now seen corresponding path program 1 times [2021-06-14 14:00:10,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 14:00:10,320 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149504795] [2021-06-14 14:00:10,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 14:00:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 14:00:10,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 14:00:10,523 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 14:00:10,524 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149504795] [2021-06-14 14:00:10,525 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149504795] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 14:00:10,526 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 14:00:10,526 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 14:00:10,526 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479874653] [2021-06-14 14:00:10,528 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 14:00:10,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 14:00:10,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 14:00:10,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-14 14:00:10,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:10,533 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 14:00:10,534 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 14:00:10,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:10,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:10,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:10,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:00:10,660 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 14:00:10,660 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 14:00:10,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 14:00:10,669 INFO L82 PathProgramCache]: Analyzing trace with hash 272399172, now seen corresponding path program 1 times [2021-06-14 14:00:10,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 14:00:10,669 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655862700] [2021-06-14 14:00:10,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 14:00:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 14:00:10,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 14:00:10,843 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 14:00:10,843 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655862700] [2021-06-14 14:00:10,843 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655862700] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 14:00:10,843 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 14:00:10,843 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 14:00:10,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088077679] [2021-06-14 14:00:10,844 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 14:00:10,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 14:00:10,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 14:00:10,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-14 14:00:10,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:10,845 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 14:00:10,845 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 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) [2021-06-14 14:00:10,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:10,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:00:10,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:10,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:10,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:00:10,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 14:00:10,992 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 14:00:10,992 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 14:00:10,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 14:00:10,992 INFO L82 PathProgramCache]: Analyzing trace with hash -1928692927, now seen corresponding path program 1 times [2021-06-14 14:00:10,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 14:00:10,993 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827214688] [2021-06-14 14:00:10,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 14:00:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 14:00:11,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 14:00:11,132 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 14:00:11,133 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827214688] [2021-06-14 14:00:11,133 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827214688] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 14:00:11,133 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 14:00:11,133 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 14:00:11,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621403812] [2021-06-14 14:00:11,133 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 14:00:11,134 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 14:00:11,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 14:00:11,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 14:00:11,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:11,135 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 14:00:11,135 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 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) [2021-06-14 14:00:11,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:11,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:00:11,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 14:00:11,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:11,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:11,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 14:00:11,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 14:00:11,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 14:00:11,696 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 14:00:11,696 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 14:00:11,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 14:00:11,697 INFO L82 PathProgramCache]: Analyzing trace with hash -528649763, now seen corresponding path program 2 times [2021-06-14 14:00:11,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 14:00:11,697 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654856490] [2021-06-14 14:00:11,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 14:00:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 14:00:11,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 14:00:11,773 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 14:00:11,773 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654856490] [2021-06-14 14:00:11,773 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654856490] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 14:00:11,773 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 14:00:11,773 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 14:00:11,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602676810] [2021-06-14 14:00:11,773 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 14:00:11,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 14:00:11,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 14:00:11,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 14:00:11,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:11,774 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 14:00:11,774 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 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) [2021-06-14 14:00:11,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:11,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 14:00:11,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 14:00:11,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 14:00:11,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:12,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:00:12,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 14:00:12,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 14:00:12,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 14:00:12,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 14:00:12,237 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 14:00:12,257 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 14:00:12,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 02:00:12 BasicIcfg [2021-06-14 14:00:12,259 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 14:00:12,260 INFO L168 Benchmark]: Toolchain (without parser) took 3511.54 ms. Allocated memory was 188.7 MB in the beginning and 226.5 MB in the end (delta: 37.7 MB). Free memory was 152.3 MB in the beginning and 171.8 MB in the end (delta: -19.5 MB). Peak memory consumption was 125.5 MB. Max. memory is 8.0 GB. [2021-06-14 14:00:12,260 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 188.7 MB. Free memory is still 170.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 14:00:12,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.54 ms. Allocated memory is still 188.7 MB. Free memory was 152.1 MB in the beginning and 150.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-06-14 14:00:12,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.16 ms. Allocated memory is still 188.7 MB. Free memory was 150.5 MB in the beginning and 148.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 14:00:12,261 INFO L168 Benchmark]: Boogie Preprocessor took 13.77 ms. Allocated memory is still 188.7 MB. Free memory was 148.4 MB in the beginning and 147.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 14:00:12,261 INFO L168 Benchmark]: RCFGBuilder took 499.49 ms. Allocated memory is still 188.7 MB. Free memory was 147.0 MB in the beginning and 123.9 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-14 14:00:12,261 INFO L168 Benchmark]: TraceAbstraction took 2518.53 ms. Allocated memory was 188.7 MB in the beginning and 226.5 MB in the end (delta: 37.7 MB). Free memory was 123.7 MB in the beginning and 171.8 MB in the end (delta: -48.1 MB). Peak memory consumption was 97.7 MB. Max. memory is 8.0 GB. [2021-06-14 14:00:12,262 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 188.7 MB. Free memory is still 170.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 422.54 ms. Allocated memory is still 188.7 MB. Free memory was 152.1 MB in the beginning and 150.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 43.16 ms. Allocated memory is still 188.7 MB. Free memory was 150.5 MB in the beginning and 148.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.77 ms. Allocated memory is still 188.7 MB. Free memory was 148.4 MB in the beginning and 147.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 499.49 ms. Allocated memory is still 188.7 MB. Free memory was 147.0 MB in the beginning and 123.9 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2518.53 ms. Allocated memory was 188.7 MB in the beginning and 226.5 MB in the end (delta: 37.7 MB). Free memory was 123.7 MB in the beginning and 171.8 MB in the end (delta: -48.1 MB). Peak memory consumption was 97.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15104, positive: 14698, positive conditional: 12445, positive unconditional: 2253, negative: 406, negative conditional: 382, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 14836, positive: 14698, positive conditional: 12445, positive unconditional: 2253, negative: 138, negative conditional: 114, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 14836, positive: 14456, positive conditional: 0, positive unconditional: 14456, negative: 380, negative conditional: 0, negative unconditional: 380, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1112, positive: 1097, positive conditional: 0, positive unconditional: 1097, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1112, positive: 1093, positive conditional: 0, positive unconditional: 1093, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 44, positive conditional: 19, positive unconditional: 25, negative: 83, negative conditional: 6, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14836, positive: 13359, positive conditional: 0, positive unconditional: 13359, negative: 365, negative conditional: 0, negative unconditional: 365, unknown: 1112, unknown conditional: 0, unknown unconditional: 1112] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1107, Positive conditional cache size: 10, Positive unconditional cache size: 1097, Negative cache size: 18, Negative conditional cache size: 3, Negative unconditional cache size: 15, SemanticConditionEliminator.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 44, positive conditional: 19, positive unconditional: 25, negative: 83, negative conditional: 6, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1291, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1046, negative conditional: 76, negative unconditional: 970, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1107, Positive conditional cache size: 10, Positive unconditional cache size: 1097, Negative cache size: 18, Negative conditional cache size: 3, Negative unconditional cache size: 15, Eliminated conditions: 925, SemanticConditionEliminator.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 44, positive conditional: 19, positive unconditional: 25, negative: 83, negative conditional: 6, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1291, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1046, negative conditional: 76, negative unconditional: 970, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1107, Positive conditional cache size: 10, Positive unconditional cache size: 1097, Negative cache size: 18, Negative conditional cache size: 3, Negative unconditional cache size: 15, Eliminated conditions: 925, SemanticConditionEliminator.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 44, positive conditional: 19, positive unconditional: 25, negative: 83, negative conditional: 6, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1291, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1046, negative conditional: 76, negative unconditional: 970, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1107, Positive conditional cache size: 10, Positive unconditional cache size: 1097, Negative cache size: 18, Negative conditional cache size: 3, Negative unconditional cache size: 15, Eliminated conditions: 925, SemanticConditionEliminator.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 44, positive conditional: 19, positive unconditional: 25, negative: 83, negative conditional: 6, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1291, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1046, negative conditional: 76, negative unconditional: 970, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1107, Positive conditional cache size: 10, Positive unconditional cache size: 1097, Negative cache size: 18, Negative conditional cache size: 3, Negative unconditional cache size: 15, Eliminated conditions: 925, SemanticConditionEliminator.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 44, positive conditional: 19, positive unconditional: 25, negative: 83, negative conditional: 6, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1291, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1046, negative conditional: 76, negative unconditional: 970, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1107, Positive conditional cache size: 10, Positive unconditional cache size: 1097, Negative cache size: 18, Negative conditional cache size: 3, Negative unconditional cache size: 15, Eliminated conditions: 925 ], Maximal queried relation: 5, Independence queries for same thread: 268 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 474, Number of persistent set computation: 4989, Number of trivial persistent sets: 2419, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15104, positive: 14698, positive conditional: 12445, positive unconditional: 2253, negative: 406, negative conditional: 382, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 14836, positive: 14698, positive conditional: 12445, positive unconditional: 2253, negative: 138, negative conditional: 114, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 14836, positive: 14456, positive conditional: 0, positive unconditional: 14456, negative: 380, negative conditional: 0, negative unconditional: 380, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1112, positive: 1097, positive conditional: 0, positive unconditional: 1097, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1112, positive: 1093, positive conditional: 0, positive unconditional: 1093, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 44, positive conditional: 19, positive unconditional: 25, negative: 83, negative conditional: 6, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14836, positive: 13359, positive conditional: 0, positive unconditional: 13359, negative: 365, negative conditional: 0, negative unconditional: 365, unknown: 1112, unknown conditional: 0, unknown unconditional: 1112] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1107, Positive conditional cache size: 10, Positive unconditional cache size: 1097, Negative cache size: 18, Negative conditional cache size: 3, Negative unconditional cache size: 15, SemanticConditionEliminator.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 44, positive conditional: 19, positive unconditional: 25, negative: 83, negative conditional: 6, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1291, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1046, negative conditional: 76, negative unconditional: 970, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1107, Positive conditional cache size: 10, Positive unconditional cache size: 1097, Negative cache size: 18, Negative conditional cache size: 3, Negative unconditional cache size: 15, Eliminated conditions: 925, SemanticConditionEliminator.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 44, positive conditional: 19, positive unconditional: 25, negative: 83, negative conditional: 6, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1291, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1046, negative conditional: 76, negative unconditional: 970, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1107, Positive conditional cache size: 10, Positive unconditional cache size: 1097, Negative cache size: 18, Negative conditional cache size: 3, Negative unconditional cache size: 15, Eliminated conditions: 925, SemanticConditionEliminator.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 44, positive conditional: 19, positive unconditional: 25, negative: 83, negative conditional: 6, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1291, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1046, negative conditional: 76, negative unconditional: 970, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1107, Positive conditional cache size: 10, Positive unconditional cache size: 1097, Negative cache size: 18, Negative conditional cache size: 3, Negative unconditional cache size: 15, Eliminated conditions: 925, SemanticConditionEliminator.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 44, positive conditional: 19, positive unconditional: 25, negative: 83, negative conditional: 6, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1291, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1046, negative conditional: 76, negative unconditional: 970, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1107, Positive conditional cache size: 10, Positive unconditional cache size: 1097, Negative cache size: 18, Negative conditional cache size: 3, Negative unconditional cache size: 15, Eliminated conditions: 925, SemanticConditionEliminator.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1291, positive: 242, positive conditional: 242, positive unconditional: 0, negative: 1049, negative conditional: 79, negative unconditional: 970, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 18, negative conditional: 3, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 44, positive conditional: 19, positive unconditional: 25, negative: 83, negative conditional: 6, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1291, positive: 232, positive conditional: 232, positive unconditional: 0, negative: 1046, negative conditional: 76, negative unconditional: 970, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1125, Positive cache size: 1107, Positive conditional cache size: 10, Positive unconditional cache size: 1097, Negative cache size: 18, Negative conditional cache size: 3, Negative unconditional cache size: 15, Eliminated conditions: 925 ], Maximal queried relation: 5, Independence queries for same thread: 268 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2398.1ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.0ms, PartialOrderReductionTime: 1499.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 41, 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: 20.3ms SsaConstructionTime, 146.0ms SatisfiabilityAnalysisTime, 512.8ms InterpolantComputationTime, 316 NumberOfCodeBlocks, 316 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 311 ConstructedInterpolants, 0 QuantifiedInterpolants, 969 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...