/usr/bin/java -Xmx16000000000 -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-Sleep-NoLbe-New_States.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/thin000_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 13:30:45,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 13:30:45,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 13:30:45,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 13:30:45,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-12 13:30:45,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-12 13:30:45,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-12 13:30:45,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-12 13:30:45,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-12 13:30:45,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-12 13:30:45,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-12 13:30:45,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-12 13:30:45,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-12 13:30:45,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-12 13:30:45,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-12 13:30:45,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-12 13:30:45,269 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-12 13:30:45,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 13:30:45,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 13:30:45,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 13:30:45,279 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-Sleep-NoLbe-New_States.epf [2021-03-12 13:30:45,318 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 13:30:45,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 13:30:45,319 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 13:30:45,319 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 13:30:45,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 13:30:45,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 13:30:45,323 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 13:30:45,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 13:30:45,323 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 13:30:45,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 13:30:45,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 13:30:45,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 13:30:45,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 13:30:45,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 13:30:45,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 13:30:45,325 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 13:30:45,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 13:30:45,325 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 13:30:45,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 13:30:45,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 13:30:45,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 13:30:45,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 13:30:45,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 13:30:45,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 13:30:45,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 13:30:45,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 13:30:45,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 13:30:45,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 13:30:45,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 13:30:45,327 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 13:30:45,327 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 13:30:45,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 13:30:45,327 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-03-12 13:30:45,327 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 13:30:45,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 13:30:45,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 13:30:45,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 13:30:45,620 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 13:30:45,621 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 13:30:45,622 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin000_tso.oepc.i [2021-03-12 13:30:45,693 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2cd865e1/422af666f7e842f3bbbecc4a3ac62f06/FLAG0f7a55b08 [2021-03-12 13:30:46,254 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 13:30:46,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin000_tso.oepc.i [2021-03-12 13:30:46,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2cd865e1/422af666f7e842f3bbbecc4a3ac62f06/FLAG0f7a55b08 [2021-03-12 13:30:46,668 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a2cd865e1/422af666f7e842f3bbbecc4a3ac62f06 [2021-03-12 13:30:46,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 13:30:46,675 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 13:30:46,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 13:30:46,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 13:30:46,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 13:30:46,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 01:30:46" (1/1) ... [2021-03-12 13:30:46,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b9ea07e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:46, skipping insertion in model container [2021-03-12 13:30:46,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 01:30:46" (1/1) ... [2021-03-12 13:30:46,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 13:30:46,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 13:30:46,840 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin000_tso.oepc.i[950,963] [2021-03-12 13:30:46,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 13:30:46,986 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 13:30:46,995 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin000_tso.oepc.i[950,963] [2021-03-12 13:30:47,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 13:30:47,075 INFO L208 MainTranslator]: Completed translation [2021-03-12 13:30:47,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:47 WrapperNode [2021-03-12 13:30:47,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 13:30:47,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 13:30:47,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 13:30:47,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 13:30:47,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:47" (1/1) ... [2021-03-12 13:30:47,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:47" (1/1) ... [2021-03-12 13:30:47,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 13:30:47,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 13:30:47,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 13:30:47,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 13:30:47,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:47" (1/1) ... [2021-03-12 13:30:47,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:47" (1/1) ... [2021-03-12 13:30:47,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:47" (1/1) ... [2021-03-12 13:30:47,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:47" (1/1) ... [2021-03-12 13:30:47,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:47" (1/1) ... [2021-03-12 13:30:47,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:47" (1/1) ... [2021-03-12 13:30:47,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:47" (1/1) ... [2021-03-12 13:30:47,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 13:30:47,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 13:30:47,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 13:30:47,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 13:30:47,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:47" (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 [2021-03-12 13:30:47,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 13:30:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-12 13:30:47,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 13:30:47,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 13:30:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-12 13:30:47,219 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-12 13:30:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-12 13:30:47,219 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-12 13:30:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-12 13:30:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-12 13:30:47,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 13:30:47,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 13:30:47,220 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 13:30:47,611 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 13:30:47,612 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-03-12 13:30:47,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 01:30:47 BoogieIcfgContainer [2021-03-12 13:30:47,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 13:30:47,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 13:30:47,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 13:30:47,618 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 13:30:47,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 01:30:46" (1/3) ... [2021-03-12 13:30:47,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@387867ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 01:30:47, skipping insertion in model container [2021-03-12 13:30:47,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:30:47" (2/3) ... [2021-03-12 13:30:47,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@387867ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 01:30:47, skipping insertion in model container [2021-03-12 13:30:47,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 01:30:47" (3/3) ... [2021-03-12 13:30:47,621 INFO L111 eAbstractionObserver]: Analyzing ICFG thin000_tso.oepc.i [2021-03-12 13:30:47,625 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 13:30:47,626 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 13:30:47,629 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 13:30:47,630 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 13:30:47,657 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,657 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,657 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,657 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,658 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,658 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,658 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,659 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,659 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,660 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,661 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,661 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,661 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,661 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,663 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,663 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,663 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,663 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,665 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,665 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,665 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,665 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,669 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,669 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,670 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:30:47,672 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-12 13:30:47,687 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 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 [2021-03-12 13:30:47,742 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 13:30:47,742 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 13:30:47,742 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 13:30:47,742 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 13:30:47,742 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 13:30:47,742 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 13:30:47,743 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 13:30:47,743 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 13:30:47,802 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:30:47,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:30:47,806 INFO L82 PathProgramCache]: Analyzing trace with hash -1170712252, now seen corresponding path program 1 times [2021-03-12 13:30:47,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:30:47,812 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373282411] [2021-03-12 13:30:47,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:30:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:30:47,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:30:47,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373282411] [2021-03-12 13:30:47,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:30:47,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-12 13:30:47,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553060452] [2021-03-12 13:30:47,956 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-03-12 13:30:47,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:30:47,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-03-12 13:30:47,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-03-12 13:30:47,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:30:47,969 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:30:47,971 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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) [2021-03-12 13:30:47,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:30:47,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:30:47,978 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 13:30:47,979 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:30:47,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:30:47,979 INFO L82 PathProgramCache]: Analyzing trace with hash -723810758, now seen corresponding path program 1 times [2021-03-12 13:30:47,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:30:47,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455788159] [2021-03-12 13:30:47,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:30:48,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:30:48,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:30:48,223 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455788159] [2021-03-12 13:30:48,224 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:30:48,224 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 13:30:48,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290179026] [2021-03-12 13:30:48,225 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 13:30:48,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:30:48,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 13:30:48,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-12 13:30:48,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:30:48,227 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:30:48,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 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) [2021-03-12 13:30:48,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:30:48,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:30:48,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:30:48,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 13:30:48,636 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 13:30:48,636 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:30:48,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:30:48,637 INFO L82 PathProgramCache]: Analyzing trace with hash -1914948968, now seen corresponding path program 2 times [2021-03-12 13:30:48,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:30:48,637 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698690260] [2021-03-12 13:30:48,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:30:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:30:48,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 13:30:48,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698690260] [2021-03-12 13:30:48,768 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:30:48,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-12 13:30:48,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586187981] [2021-03-12 13:30:48,770 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 13:30:48,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:30:48,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 13:30:48,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-03-12 13:30:48,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:30:48,779 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:30:48,779 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 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) [2021-03-12 13:30:48,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:30:48,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 13:30:48,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:30:49,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:30:49,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 13:30:49,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 13:30:49,114 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 13:30:49,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 01:30:49 BasicIcfg [2021-03-12 13:30:49,121 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 13:30:49,122 INFO L168 Benchmark]: Toolchain (without parser) took 2450.92 ms. Allocated memory was 255.9 MB in the beginning and 367.0 MB in the end (delta: 111.1 MB). Free memory was 235.5 MB in the beginning and 294.3 MB in the end (delta: -58.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 16.0 GB. [2021-03-12 13:30:49,123 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.7 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 13:30:49,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 400.42 ms. Allocated memory was 255.9 MB in the beginning and 367.0 MB in the end (delta: 111.1 MB). Free memory was 234.6 MB in the beginning and 331.1 MB in the end (delta: -96.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-03-12 13:30:49,124 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.23 ms. Allocated memory is still 367.0 MB. Free memory was 331.1 MB in the beginning and 329.3 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 13:30:49,124 INFO L168 Benchmark]: Boogie Preprocessor took 17.55 ms. Allocated memory is still 367.0 MB. Free memory was 329.3 MB in the beginning and 328.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-12 13:30:49,124 INFO L168 Benchmark]: RCFGBuilder took 486.76 ms. Allocated memory is still 367.0 MB. Free memory was 327.8 MB in the beginning and 345.8 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.0 GB. [2021-03-12 13:30:49,125 INFO L168 Benchmark]: TraceAbstraction took 1505.72 ms. Allocated memory is still 367.0 MB. Free memory was 345.8 MB in the beginning and 294.3 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.2 MB. Max. memory is 16.0 GB. [2021-03-12 13:30:49,127 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory is still 237.7 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 400.42 ms. Allocated memory was 255.9 MB in the beginning and 367.0 MB in the end (delta: 111.1 MB). Free memory was 234.6 MB in the beginning and 331.1 MB in the end (delta: -96.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 32.23 ms. Allocated memory is still 367.0 MB. Free memory was 331.1 MB in the beginning and 329.3 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 17.55 ms. Allocated memory is still 367.0 MB. Free memory was 329.3 MB in the beginning and 328.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 486.76 ms. Allocated memory is still 367.0 MB. Free memory was 327.8 MB in the beginning and 345.8 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 1505.72 ms. Allocated memory is still 367.0 MB. Free memory was 345.8 MB in the beginning and 294.3 MB in the end (delta: 51.6 MB). Peak memory consumption was 51.2 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5012, positive: 4697, positive conditional: 4697, positive unconditional: 0, negative: 315, negative conditional: 315, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4758, positive: 4697, positive conditional: 4697, positive unconditional: 0, negative: 61, negative conditional: 61, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4758, positive: 4678, positive conditional: 0, positive unconditional: 4678, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 332, positive: 326, positive conditional: 0, positive unconditional: 326, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 332, positive: 325, positive conditional: 0, positive unconditional: 325, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 3, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 23, positive conditional: 15, positive unconditional: 7, negative: 77, negative conditional: 12, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4758, positive: 4352, positive conditional: 0, positive unconditional: 4352, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 332, unknown conditional: 0, unknown unconditional: 332] , Statistics on independence cache: Total cache size (in pairs): 338, Positive cache size: 329, Positive conditional cache size: 3, Positive unconditional cache size: 326, Negative cache size: 9, Negative conditional cache size: 3, Negative unconditional cache size: 6, SemanticConditionEliminator.Independence Queries: [ total: 197, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 178, negative conditional: 9, negative unconditional: 169, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 197, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 178, negative conditional: 9, negative unconditional: 169, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 3, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 23, positive conditional: 15, positive unconditional: 7, negative: 77, negative conditional: 12, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 197, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 175, negative conditional: 6, negative unconditional: 169, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 338, Positive cache size: 329, Positive conditional cache size: 3, Positive unconditional cache size: 326, Negative cache size: 9, Negative conditional cache size: 3, Negative unconditional cache size: 6, Eliminated conditions: 169, SemanticConditionEliminator.Independence Queries: [ total: 197, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 178, negative conditional: 9, negative unconditional: 169, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 197, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 178, negative conditional: 9, negative unconditional: 169, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 3, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 23, positive conditional: 15, positive unconditional: 7, negative: 77, negative conditional: 12, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 197, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 175, negative conditional: 6, negative unconditional: 169, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 338, Positive cache size: 329, Positive conditional cache size: 3, Positive unconditional cache size: 326, Negative cache size: 9, Negative conditional cache size: 3, Negative unconditional cache size: 6, Eliminated conditions: 169, SemanticConditionEliminator.Independence Queries: [ total: 197, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 178, negative conditional: 9, negative unconditional: 169, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 197, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 178, negative conditional: 9, negative unconditional: 169, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 13, positive: 4, positive conditional: 3, positive unconditional: 1, negative: 9, negative conditional: 3, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 99, positive: 23, positive conditional: 15, positive unconditional: 7, negative: 77, negative conditional: 12, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 197, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 175, negative conditional: 6, negative unconditional: 169, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 338, Positive cache size: 329, Positive conditional cache size: 3, Positive unconditional cache size: 326, Negative cache size: 9, Negative conditional cache size: 3, Negative unconditional cache size: 6, Eliminated conditions: 169 ], Maximal queried relation: 3, Independence queries for same thread: 254 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1408.6ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.5ms, PartialOrderReductionTime: 799.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 23, 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: 9.9ms SsaConstructionTime, 82.0ms SatisfiabilityAnalysisTime, 354.5ms InterpolantComputationTime, 142 NumberOfCodeBlocks, 142 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 139 ConstructedInterpolants, 0 QuantifiedInterpolants, 395 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...