/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe037_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 18:38:14,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 18:38:14,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 18:38:14,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 18:38:14,199 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-14 18:38:14,234 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 18:38:14,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 18:38:14,235 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 18:38:14,235 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 18:38:14,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 18:38:14,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 18:38:14,237 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 18:38:14,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 18:38:14,238 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 18:38:14,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 18:38:14,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 18:38:14,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 18:38:14,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 18:38:14,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 18:38:14,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 18:38:14,239 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 18:38:14,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 18:38:14,240 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 18:38:14,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 18:38:14,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 18:38:14,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 18:38:14,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 18:38:14,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 18:38:14,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 18:38:14,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 18:38:14,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 18:38:14,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 18:38:14,241 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 18:38:14,241 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-14 18:38:14,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 18:38:14,241 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 18:38:14,242 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 18:38:14,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 18:38:14,242 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 18:38:14,242 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 18:38:14,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 18:38:14,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 18:38:14,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 18:38:14,558 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 18:38:14,559 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 18:38:14,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe037_rmo.oepc.i [2021-06-14 18:38:14,614 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f35eb7004/8f607ef4a3da4c5aba9b741ef9cf3ec7/FLAG6bd443867 [2021-06-14 18:38:15,102 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 18:38:15,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe037_rmo.oepc.i [2021-06-14 18:38:15,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f35eb7004/8f607ef4a3da4c5aba9b741ef9cf3ec7/FLAG6bd443867 [2021-06-14 18:38:15,414 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f35eb7004/8f607ef4a3da4c5aba9b741ef9cf3ec7 [2021-06-14 18:38:15,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 18:38:15,418 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 18:38:15,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 18:38:15,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 18:38:15,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 18:38:15,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 06:38:15" (1/1) ... [2021-06-14 18:38:15,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fcfdd0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15, skipping insertion in model container [2021-06-14 18:38:15,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 06:38:15" (1/1) ... [2021-06-14 18:38:15,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 18:38:15,488 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 18:38:15,632 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/safe037_rmo.oepc.i[950,963] [2021-06-14 18:38:15,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 18:38:15,741 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 18:38:15,750 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/safe037_rmo.oepc.i[950,963] [2021-06-14 18:38:15,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 18:38:15,848 INFO L208 MainTranslator]: Completed translation [2021-06-14 18:38:15,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15 WrapperNode [2021-06-14 18:38:15,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 18:38:15,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 18:38:15,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 18:38:15,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 18:38:15,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15" (1/1) ... [2021-06-14 18:38:15,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15" (1/1) ... [2021-06-14 18:38:15,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 18:38:15,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 18:38:15,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 18:38:15,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 18:38:15,907 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15" (1/1) ... [2021-06-14 18:38:15,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15" (1/1) ... [2021-06-14 18:38:15,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15" (1/1) ... [2021-06-14 18:38:15,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15" (1/1) ... [2021-06-14 18:38:15,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15" (1/1) ... [2021-06-14 18:38:15,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15" (1/1) ... [2021-06-14 18:38:15,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15" (1/1) ... [2021-06-14 18:38:15,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 18:38:15,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 18:38:15,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 18:38:15,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 18:38:15,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15" (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 18:38:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 18:38:15,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 18:38:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 18:38:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 18:38:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 18:38:15,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 18:38:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 18:38:15,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 18:38:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-14 18:38:15,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-14 18:38:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 18:38:15,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 18:38:15,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 18:38:15,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 18:38:15,993 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 18:38:16,316 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 18:38:16,316 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 18:38:16,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:38:16 BoogieIcfgContainer [2021-06-14 18:38:16,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 18:38:16,320 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 18:38:16,320 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 18:38:16,322 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 18:38:16,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 06:38:15" (1/3) ... [2021-06-14 18:38:16,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75a7bae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:38:16, skipping insertion in model container [2021-06-14 18:38:16,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:15" (2/3) ... [2021-06-14 18:38:16,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75a7bae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:38:16, skipping insertion in model container [2021-06-14 18:38:16,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:38:16" (3/3) ... [2021-06-14 18:38:16,325 INFO L111 eAbstractionObserver]: Analyzing ICFG safe037_rmo.oepc.i [2021-06-14 18:38:16,330 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 18:38:16,330 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 18:38:16,330 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 18:38:16,331 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 18:38:16,360 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,360 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,360 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,361 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,361 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,361 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,362 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,362 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,362 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,363 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,364 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,364 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,364 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,365 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,369 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,369 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,369 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,369 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,370 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,370 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,371 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,371 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,374 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,374 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,374 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,374 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,379 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,379 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,379 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,379 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,381 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,381 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,381 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:16,384 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 18:38:16,402 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 18:38:16,484 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 18:38:16,485 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 18:38:16,485 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 18:38:16,485 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 18:38:16,485 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 18:38:16,485 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 18:38:16,485 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 18:38:16,485 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 18:38:16,706 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:38:16,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:38:16,714 INFO L82 PathProgramCache]: Analyzing trace with hash -2067193524, now seen corresponding path program 1 times [2021-06-14 18:38:16,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:38:16,723 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710393409] [2021-06-14 18:38:16,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:38:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:38:16,950 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 18:38:16,951 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:38:16,951 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710393409] [2021-06-14 18:38:16,952 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710393409] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:38:16,952 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:38:16,953 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 18:38:16,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552935915] [2021-06-14 18:38:16,957 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 18:38:16,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:38:16,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 18:38:16,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 18:38:16,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:16,973 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:38:16,976 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 18:38:16,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:17,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:17,010 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 18:38:17,010 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:38:17,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:38:17,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1764087314, now seen corresponding path program 1 times [2021-06-14 18:38:17,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:38:17,012 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895102763] [2021-06-14 18:38:17,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:38:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:38:17,280 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 18:38:17,281 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:38:17,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895102763] [2021-06-14 18:38:17,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895102763] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:38:17,281 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:38:17,281 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:38:17,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959842881] [2021-06-14 18:38:17,283 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:38:17,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:38:17,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:38:17,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:38:17,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:17,284 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:38:17,284 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 18:38:17,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:17,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:17,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:17,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:38:17,451 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 18:38:17,451 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:38:17,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:38:17,458 INFO L82 PathProgramCache]: Analyzing trace with hash -1381762818, now seen corresponding path program 2 times [2021-06-14 18:38:17,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:38:17,459 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480471550] [2021-06-14 18:38:17,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:38:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:38:17,659 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 18:38:17,660 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:38:17,660 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480471550] [2021-06-14 18:38:17,660 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480471550] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:38:17,660 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:38:17,660 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 18:38:17,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333657728] [2021-06-14 18:38:17,661 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 18:38:17,661 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:38:17,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 18:38:17,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-14 18:38:17,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:17,663 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:38:17,663 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 18:38:17,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:17,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:38:17,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:18,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:18,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:38:18,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:38:18,605 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 18:38:18,605 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:38:18,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:38:18,606 INFO L82 PathProgramCache]: Analyzing trace with hash -191517140, now seen corresponding path program 3 times [2021-06-14 18:38:18,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:38:18,606 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116084148] [2021-06-14 18:38:18,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:38:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:38:18,746 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 18:38:18,746 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:38:18,746 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116084148] [2021-06-14 18:38:18,747 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116084148] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:38:18,747 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:38:18,747 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:38:18,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182252250] [2021-06-14 18:38:18,748 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:38:18,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:38:18,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:38:18,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:38:18,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:18,750 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:38:18,750 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 18:38:18,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:18,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:38:18,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:38:18,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:19,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:19,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:38:19,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:38:19,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:38:19,634 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 18:38:19,634 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:38:19,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:38:19,635 INFO L82 PathProgramCache]: Analyzing trace with hash -1660044152, now seen corresponding path program 4 times [2021-06-14 18:38:19,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:38:19,635 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922335975] [2021-06-14 18:38:19,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:38:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:38:19,744 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 18:38:19,745 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:38:19,745 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922335975] [2021-06-14 18:38:19,745 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922335975] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:38:19,745 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:38:19,745 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:38:19,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752304848] [2021-06-14 18:38:19,746 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:38:19,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:38:19,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:38:19,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:38:19,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:19,747 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:38:19,747 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 18:38:19,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:19,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:38:19,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:38:19,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:38:19,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:20,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:20,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:38:20,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:38:20,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:38:20,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:38:20,832 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 18:38:20,850 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 18:38:20,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 06:38:20 BasicIcfg [2021-06-14 18:38:20,851 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 18:38:20,852 INFO L168 Benchmark]: Toolchain (without parser) took 5433.99 ms. Allocated memory was 180.4 MB in the beginning and 310.4 MB in the end (delta: 130.0 MB). Free memory was 143.3 MB in the beginning and 222.7 MB in the end (delta: -79.3 MB). Peak memory consumption was 194.9 MB. Max. memory is 8.0 GB. [2021-06-14 18:38:20,852 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 180.4 MB. Free memory is still 161.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 18:38:20,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.70 ms. Allocated memory is still 180.4 MB. Free memory was 143.1 MB in the beginning and 141.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-14 18:38:20,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.19 ms. Allocated memory is still 180.4 MB. Free memory was 141.4 MB in the beginning and 139.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 18:38:20,853 INFO L168 Benchmark]: Boogie Preprocessor took 25.51 ms. Allocated memory is still 180.4 MB. Free memory was 139.3 MB in the beginning and 138.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 18:38:20,853 INFO L168 Benchmark]: RCFGBuilder took 391.21 ms. Allocated memory is still 180.4 MB. Free memory was 138.3 MB in the beginning and 114.1 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-14 18:38:20,854 INFO L168 Benchmark]: TraceAbstraction took 4531.62 ms. Allocated memory was 180.4 MB in the beginning and 310.4 MB in the end (delta: 130.0 MB). Free memory was 113.6 MB in the beginning and 222.7 MB in the end (delta: -109.0 MB). Peak memory consumption was 165.7 MB. Max. memory is 8.0 GB. [2021-06-14 18:38:20,856 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 180.4 MB. Free memory is still 161.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 427.70 ms. Allocated memory is still 180.4 MB. Free memory was 143.1 MB in the beginning and 141.4 MB in the end (delta: 1.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 50.19 ms. Allocated memory is still 180.4 MB. Free memory was 141.4 MB in the beginning and 139.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 25.51 ms. Allocated memory is still 180.4 MB. Free memory was 139.3 MB in the beginning and 138.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 391.21 ms. Allocated memory is still 180.4 MB. Free memory was 138.3 MB in the beginning and 114.1 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4531.62 ms. Allocated memory was 180.4 MB in the beginning and 310.4 MB in the end (delta: 130.0 MB). Free memory was 113.6 MB in the beginning and 222.7 MB in the end (delta: -109.0 MB). Peak memory consumption was 165.7 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: 51932, positive: 49502, positive conditional: 42379, positive unconditional: 7123, negative: 2430, negative conditional: 2354, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 49772, positive: 49502, positive conditional: 42379, positive unconditional: 7123, negative: 270, negative conditional: 194, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 49772, positive: 48991, positive conditional: 0, positive unconditional: 48991, negative: 781, negative conditional: 0, negative unconditional: 781, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1094, positive: 1078, positive conditional: 0, positive unconditional: 1078, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1094, positive: 1072, positive conditional: 0, positive unconditional: 1072, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 46, positive conditional: 21, positive unconditional: 26, negative: 98, negative conditional: 12, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 49772, positive: 47913, positive conditional: 0, positive unconditional: 47913, negative: 765, negative conditional: 0, negative unconditional: 765, unknown: 1094, unknown conditional: 0, unknown unconditional: 1094] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 10, Positive unconditional cache size: 1078, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 46, positive conditional: 21, positive unconditional: 26, negative: 98, negative conditional: 12, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2552, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2037, negative conditional: 87, negative unconditional: 1950, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 10, Positive unconditional cache size: 1078, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 1753, SemanticConditionEliminator.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 46, positive conditional: 21, positive unconditional: 26, negative: 98, negative conditional: 12, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2552, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2037, negative conditional: 87, negative unconditional: 1950, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 10, Positive unconditional cache size: 1078, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 1753, SemanticConditionEliminator.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 46, positive conditional: 21, positive unconditional: 26, negative: 98, negative conditional: 12, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2552, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2037, negative conditional: 87, negative unconditional: 1950, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 10, Positive unconditional cache size: 1078, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 1753, SemanticConditionEliminator.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 46, positive conditional: 21, positive unconditional: 26, negative: 98, negative conditional: 12, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2552, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2037, negative conditional: 87, negative unconditional: 1950, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 10, Positive unconditional cache size: 1078, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 1753, SemanticConditionEliminator.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 46, positive conditional: 21, positive unconditional: 26, negative: 98, negative conditional: 12, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2552, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2037, negative conditional: 87, negative unconditional: 1950, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 10, Positive unconditional cache size: 1078, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 1753 ], Maximal queried relation: 5, Independence queries for same thread: 2160 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1510, Number of persistent set computation: 28477, Number of trivial persistent sets: 26019, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 51932, positive: 49502, positive conditional: 42379, positive unconditional: 7123, negative: 2430, negative conditional: 2354, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 49772, positive: 49502, positive conditional: 42379, positive unconditional: 7123, negative: 270, negative conditional: 194, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 49772, positive: 48991, positive conditional: 0, positive unconditional: 48991, negative: 781, negative conditional: 0, negative unconditional: 781, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1094, positive: 1078, positive conditional: 0, positive unconditional: 1078, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1094, positive: 1072, positive conditional: 0, positive unconditional: 1072, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 46, positive conditional: 21, positive unconditional: 26, negative: 98, negative conditional: 12, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 49772, positive: 47913, positive conditional: 0, positive unconditional: 47913, negative: 765, negative conditional: 0, negative unconditional: 765, unknown: 1094, unknown conditional: 0, unknown unconditional: 1094] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 10, Positive unconditional cache size: 1078, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, SemanticConditionEliminator.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 46, positive conditional: 21, positive unconditional: 26, negative: 98, negative conditional: 12, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2552, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2037, negative conditional: 87, negative unconditional: 1950, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 10, Positive unconditional cache size: 1078, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 1753, SemanticConditionEliminator.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 46, positive conditional: 21, positive unconditional: 26, negative: 98, negative conditional: 12, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2552, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2037, negative conditional: 87, negative unconditional: 1950, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 10, Positive unconditional cache size: 1078, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 1753, SemanticConditionEliminator.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 46, positive conditional: 21, positive unconditional: 26, negative: 98, negative conditional: 12, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2552, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2037, negative conditional: 87, negative unconditional: 1950, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 10, Positive unconditional cache size: 1078, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 1753, SemanticConditionEliminator.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 46, positive conditional: 21, positive unconditional: 26, negative: 98, negative conditional: 12, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2552, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2037, negative conditional: 87, negative unconditional: 1950, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 10, Positive unconditional cache size: 1078, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 1753, SemanticConditionEliminator.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2552, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2041, negative conditional: 91, negative unconditional: 1950, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 145, positive: 46, positive conditional: 21, positive unconditional: 26, negative: 98, negative conditional: 12, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2552, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2037, negative conditional: 87, negative unconditional: 1950, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 10, Positive unconditional cache size: 1078, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 1753 ], Maximal queried relation: 5, Independence queries for same thread: 2160 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 108 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4422.5ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.8ms, PartialOrderReductionTime: 3315.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 29.8ms SsaConstructionTime, 173.6ms SatisfiabilityAnalysisTime, 640.2ms InterpolantComputationTime, 341 NumberOfCodeBlocks, 341 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 336 ConstructedInterpolants, 0 QuantifiedInterpolants, 725 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...