/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/safe013_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 13:56:55,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 13:56:55,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 13:56:55,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 13:56:55,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 13:56:55,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 13:56:55,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 13:56:55,595 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 13:56:55,619 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 13:56:55,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 13:56:55,620 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 13:56:55,620 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 13:56:55,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 13:56:55,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 13:56:55,622 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 13:56:55,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 13:56:55,622 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 13:56:55,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 13:56:55,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 13:56:55,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 13:56:55,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 13:56:55,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 13:56:55,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 13:56:55,624 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 13:56:55,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 13:56:55,624 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 13:56:55,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 13:56:55,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 13:56:55,624 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 13:56:55,624 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 13:56:55,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 13:56:55,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 13:56:55,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 13:56:55,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 13:56:55,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 13:56:55,625 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 13:56:55,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 13:56:55,625 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 13:56:55,625 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 13:56:55,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 13:56:55,625 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 13:56:55,626 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 13:56:55,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 13:56:55,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 13:56:55,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 13:56:55,886 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 13:56:55,888 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 13:56:55,888 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe013_tso.oepc.i [2021-06-14 13:56:55,938 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acbbbaf0e/3227a9e8483a4bf9920ae20f16b09ba1/FLAGf4a3b4026 [2021-06-14 13:56:56,409 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 13:56:56,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.oepc.i [2021-06-14 13:56:56,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acbbbaf0e/3227a9e8483a4bf9920ae20f16b09ba1/FLAGf4a3b4026 [2021-06-14 13:56:56,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acbbbaf0e/3227a9e8483a4bf9920ae20f16b09ba1 [2021-06-14 13:56:56,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 13:56:56,747 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 13:56:56,749 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 13:56:56,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 13:56:56,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 13:56:56,751 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 01:56:56" (1/1) ... [2021-06-14 13:56:56,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24797b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:56, skipping insertion in model container [2021-06-14 13:56:56,753 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 01:56:56" (1/1) ... [2021-06-14 13:56:56,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 13:56:56,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 13:56:56,879 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe013_tso.oepc.i[950,963] [2021-06-14 13:56:57,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 13:56:57,046 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 13:56:57,055 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/safe013_tso.oepc.i[950,963] [2021-06-14 13:56:57,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 13:56:57,129 INFO L208 MainTranslator]: Completed translation [2021-06-14 13:56:57,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:57 WrapperNode [2021-06-14 13:56:57,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 13:56:57,130 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 13:56:57,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 13:56:57,131 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 13:56:57,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:57" (1/1) ... [2021-06-14 13:56:57,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:57" (1/1) ... [2021-06-14 13:56:57,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 13:56:57,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 13:56:57,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 13:56:57,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 13:56:57,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:57" (1/1) ... [2021-06-14 13:56:57,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:57" (1/1) ... [2021-06-14 13:56:57,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:57" (1/1) ... [2021-06-14 13:56:57,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:57" (1/1) ... [2021-06-14 13:56:57,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:57" (1/1) ... [2021-06-14 13:56:57,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:57" (1/1) ... [2021-06-14 13:56:57,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:57" (1/1) ... [2021-06-14 13:56:57,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 13:56:57,181 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 13:56:57,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 13:56:57,181 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 13:56:57,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:57" (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 13:56:57,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 13:56:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 13:56:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 13:56:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 13:56:57,270 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 13:56:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 13:56:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 13:56:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 13:56:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-14 13:56:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-14 13:56:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 13:56:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 13:56:57,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 13:56:57,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 13:56:57,272 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 13:56:57,546 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 13:56:57,546 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 13:56:57,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 01:56:57 BoogieIcfgContainer [2021-06-14 13:56:57,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 13:56:57,549 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 13:56:57,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 13:56:57,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 13:56:57,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 01:56:56" (1/3) ... [2021-06-14 13:56:57,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63e90ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 01:56:57, skipping insertion in model container [2021-06-14 13:56:57,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:56:57" (2/3) ... [2021-06-14 13:56:57,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63e90ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 01:56:57, skipping insertion in model container [2021-06-14 13:56:57,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 01:56:57" (3/3) ... [2021-06-14 13:56:57,552 INFO L111 eAbstractionObserver]: Analyzing ICFG safe013_tso.oepc.i [2021-06-14 13:56:57,555 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 13:56:57,556 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 13:56:57,556 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 13:56:57,556 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 13:56:57,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,572 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,572 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,572 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,572 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,573 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,573 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,573 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,573 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,574 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,574 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,574 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,574 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,574 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,574 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,574 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,574 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,574 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,575 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,575 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,575 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,575 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,575 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,575 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,575 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,575 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,575 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,575 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,575 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,577 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,577 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,577 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,577 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,580 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,580 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,580 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,580 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,581 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,581 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,581 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:56:57,584 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 13:56:57,597 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 13:56:57,628 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 13:56:57,628 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 13:56:57,628 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 13:56:57,628 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 13:56:57,628 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 13:56:57,628 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 13:56:57,629 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 13:56:57,629 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 13:56:57,742 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:56:57,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:56:57,745 INFO L82 PathProgramCache]: Analyzing trace with hash -2026307508, now seen corresponding path program 1 times [2021-06-14 13:56:57,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:56:57,750 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450997570] [2021-06-14 13:56:57,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:56:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:56:57,872 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 13:56:57,873 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:56:57,873 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450997570] [2021-06-14 13:56:57,873 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450997570] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:56:57,873 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:56:57,874 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 13:56:57,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947478643] [2021-06-14 13:56:57,877 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 13:56:57,878 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:56:57,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 13:56:57,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 13:56:57,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:57,890 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:56:57,899 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 13:56:57,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:57,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:57,927 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 13:56:57,927 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:56:57,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:56:57,928 INFO L82 PathProgramCache]: Analyzing trace with hash -489297718, now seen corresponding path program 1 times [2021-06-14 13:56:57,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:56:57,928 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89876526] [2021-06-14 13:56:57,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:56:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:56:58,143 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 13:56:58,144 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:56:58,144 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89876526] [2021-06-14 13:56:58,144 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89876526] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:56:58,144 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:56:58,144 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 13:56:58,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209680925] [2021-06-14 13:56:58,145 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 13:56:58,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:56:58,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 13:56:58,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-14 13:56:58,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:58,146 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:56:58,146 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 13:56:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:58,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:58,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:58,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 13:56:58,266 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 13:56:58,266 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:56:58,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:56:58,267 INFO L82 PathProgramCache]: Analyzing trace with hash -1901055605, now seen corresponding path program 1 times [2021-06-14 13:56:58,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:56:58,268 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367854090] [2021-06-14 13:56:58,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:56:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:56:58,415 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 13:56:58,415 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:56:58,415 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367854090] [2021-06-14 13:56:58,416 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367854090] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:56:58,416 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:56:58,416 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 13:56:58,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163318431] [2021-06-14 13:56:58,417 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 13:56:58,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:56:58,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 13:56:58,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-14 13:56:58,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:58,420 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:56:58,420 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 13:56:58,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:58,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 13:56:58,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:58,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:58,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 13:56:58,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:56:58,908 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 13:56:58,908 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:56:58,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:56:58,908 INFO L82 PathProgramCache]: Analyzing trace with hash -1065864130, now seen corresponding path program 1 times [2021-06-14 13:56:58,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:56:58,909 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339912163] [2021-06-14 13:56:58,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:56:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:56:58,993 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 13:56:58,993 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:56:58,993 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339912163] [2021-06-14 13:56:58,994 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339912163] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:56:58,994 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:56:58,994 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 13:56:58,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700090099] [2021-06-14 13:56:58,994 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 13:56:58,994 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:56:58,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 13:56:58,995 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 13:56:58,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:58,995 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:56:58,995 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 13:56:58,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:58,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 13:56:58,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:56:58,995 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:59,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:59,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 13:56:59,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:56:59,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 13:56:59,267 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 13:56:59,267 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:56:59,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:56:59,268 INFO L82 PathProgramCache]: Analyzing trace with hash -1260855784, now seen corresponding path program 2 times [2021-06-14 13:56:59,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:56:59,268 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618847983] [2021-06-14 13:56:59,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:56:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:56:59,357 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 13:56:59,357 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:56:59,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618847983] [2021-06-14 13:56:59,357 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618847983] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:56:59,357 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:56:59,357 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 13:56:59,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761966585] [2021-06-14 13:56:59,358 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 13:56:59,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:56:59,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 13:56:59,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-14 13:56:59,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:59,358 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:56:59,358 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 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 13:56:59,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:59,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 13:56:59,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:56:59,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 13:56:59,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:56:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 13:56:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:56:59,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 13:56:59,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 13:56:59,785 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 13:56:59,792 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 13:56:59,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 01:56:59 BasicIcfg [2021-06-14 13:56:59,793 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 13:56:59,793 INFO L168 Benchmark]: Toolchain (without parser) took 3045.99 ms. Allocated memory was 178.3 MB in the beginning and 240.1 MB in the end (delta: 61.9 MB). Free memory was 141.6 MB in the beginning and 187.5 MB in the end (delta: -45.9 MB). Peak memory consumption was 133.0 MB. Max. memory is 8.0 GB. [2021-06-14 13:56:59,794 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 178.3 MB. Free memory is still 159.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 13:56:59,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.68 ms. Allocated memory is still 178.3 MB. Free memory was 141.3 MB in the beginning and 140.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 13.8 MB. Max. memory is 8.0 GB. [2021-06-14 13:56:59,794 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.25 ms. Allocated memory is still 178.3 MB. Free memory was 140.0 MB in the beginning and 138.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 13:56:59,794 INFO L168 Benchmark]: Boogie Preprocessor took 17.90 ms. Allocated memory is still 178.3 MB. Free memory was 138.4 MB in the beginning and 136.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 13:56:59,795 INFO L168 Benchmark]: RCFGBuilder took 367.33 ms. Allocated memory is still 178.3 MB. Free memory was 136.8 MB in the beginning and 113.3 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-14 13:56:59,795 INFO L168 Benchmark]: TraceAbstraction took 2244.01 ms. Allocated memory was 178.3 MB in the beginning and 240.1 MB in the end (delta: 61.9 MB). Free memory was 112.7 MB in the beginning and 187.5 MB in the end (delta: -74.8 MB). Peak memory consumption was 104.5 MB. Max. memory is 8.0 GB. [2021-06-14 13:56:59,796 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 178.3 MB. Free memory is still 159.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 380.68 ms. Allocated memory is still 178.3 MB. Free memory was 141.3 MB in the beginning and 140.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 13.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 31.25 ms. Allocated memory is still 178.3 MB. Free memory was 140.0 MB in the beginning and 138.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 17.90 ms. Allocated memory is still 178.3 MB. Free memory was 138.4 MB in the beginning and 136.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 367.33 ms. Allocated memory is still 178.3 MB. Free memory was 136.8 MB in the beginning and 113.3 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2244.01 ms. Allocated memory was 178.3 MB in the beginning and 240.1 MB in the end (delta: 61.9 MB). Free memory was 112.7 MB in the beginning and 187.5 MB in the end (delta: -74.8 MB). Peak memory consumption was 104.5 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: 17808, positive: 17330, positive conditional: 15095, positive unconditional: 2235, negative: 478, negative conditional: 453, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 17487, positive: 17330, positive conditional: 15095, positive unconditional: 2235, negative: 157, negative conditional: 132, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 17487, positive: 17041, positive conditional: 0, positive unconditional: 17041, negative: 446, negative conditional: 0, negative unconditional: 446, 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: 82, positive: 23, positive conditional: 15, positive unconditional: 8, negative: 59, negative conditional: 6, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17487, positive: 15944, positive conditional: 0, positive unconditional: 15944, negative: 431, negative conditional: 0, negative unconditional: 431, 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: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, 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: 82, positive: 23, positive conditional: 15, positive unconditional: 8, negative: 59, negative conditional: 6, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1481, positive: 279, positive conditional: 279, positive unconditional: 0, negative: 1189, negative conditional: 87, negative unconditional: 1102, 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: 1062, SemanticConditionEliminator.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, 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: 82, positive: 23, positive conditional: 15, positive unconditional: 8, negative: 59, negative conditional: 6, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1481, positive: 279, positive conditional: 279, positive unconditional: 0, negative: 1189, negative conditional: 87, negative unconditional: 1102, 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: 1062, SemanticConditionEliminator.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, 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: 82, positive: 23, positive conditional: 15, positive unconditional: 8, negative: 59, negative conditional: 6, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1481, positive: 279, positive conditional: 279, positive unconditional: 0, negative: 1189, negative conditional: 87, negative unconditional: 1102, 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: 1062, SemanticConditionEliminator.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, 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: 82, positive: 23, positive conditional: 15, positive unconditional: 8, negative: 59, negative conditional: 6, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1481, positive: 279, positive conditional: 279, positive unconditional: 0, negative: 1189, negative conditional: 87, negative unconditional: 1102, 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: 1062, SemanticConditionEliminator.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, 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: 82, positive: 23, positive conditional: 15, positive unconditional: 8, negative: 59, negative conditional: 6, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1481, positive: 279, positive conditional: 279, positive unconditional: 0, negative: 1189, negative conditional: 87, negative unconditional: 1102, 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: 1062 ], Maximal queried relation: 5, Independence queries for same thread: 321 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 411, Number of persistent set computation: 5967, Number of trivial persistent sets: 2912, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 17808, positive: 17330, positive conditional: 15095, positive unconditional: 2235, negative: 478, negative conditional: 453, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 17487, positive: 17330, positive conditional: 15095, positive unconditional: 2235, negative: 157, negative conditional: 132, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 17487, positive: 17041, positive conditional: 0, positive unconditional: 17041, negative: 446, negative conditional: 0, negative unconditional: 446, 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: 82, positive: 23, positive conditional: 15, positive unconditional: 8, negative: 59, negative conditional: 6, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 17487, positive: 15944, positive conditional: 0, positive unconditional: 15944, negative: 431, negative conditional: 0, negative unconditional: 431, 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: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, 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: 82, positive: 23, positive conditional: 15, positive unconditional: 8, negative: 59, negative conditional: 6, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1481, positive: 279, positive conditional: 279, positive unconditional: 0, negative: 1189, negative conditional: 87, negative unconditional: 1102, 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: 1062, SemanticConditionEliminator.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, 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: 82, positive: 23, positive conditional: 15, positive unconditional: 8, negative: 59, negative conditional: 6, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1481, positive: 279, positive conditional: 279, positive unconditional: 0, negative: 1189, negative conditional: 87, negative unconditional: 1102, 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: 1062, SemanticConditionEliminator.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, 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: 82, positive: 23, positive conditional: 15, positive unconditional: 8, negative: 59, negative conditional: 6, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1481, positive: 279, positive conditional: 279, positive unconditional: 0, negative: 1189, negative conditional: 87, negative unconditional: 1102, 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: 1062, SemanticConditionEliminator.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, 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: 82, positive: 23, positive conditional: 15, positive unconditional: 8, negative: 59, negative conditional: 6, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1481, positive: 279, positive conditional: 279, positive unconditional: 0, negative: 1189, negative conditional: 87, negative unconditional: 1102, 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: 1062, SemanticConditionEliminator.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1481, positive: 289, positive conditional: 289, positive unconditional: 0, negative: 1192, negative conditional: 90, negative unconditional: 1102, 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: 82, positive: 23, positive conditional: 15, positive unconditional: 8, negative: 59, negative conditional: 6, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1481, positive: 279, positive conditional: 279, positive unconditional: 0, negative: 1189, negative conditional: 87, negative unconditional: 1102, 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: 1062 ], Maximal queried relation: 5, Independence queries for same thread: 321 - 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: 2183.6ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6.9ms, PartialOrderReductionTime: 1439.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 45, 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: 17.4ms SsaConstructionTime, 101.6ms SatisfiabilityAnalysisTime, 461.0ms InterpolantComputationTime, 316 NumberOfCodeBlocks, 316 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 311 ConstructedInterpolants, 0 QuantifiedInterpolants, 1251 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...