/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe021_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 20:09:44,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 20:09:44,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 20:09:44,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 20:09:44,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 20:09:44,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 20:09:44,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 20:09:44,180 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-Random42.epf [2021-07-14 20:09:44,216 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 20:09:44,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 20:09:44,217 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 20:09:44,217 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 20:09:44,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 20:09:44,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 20:09:44,220 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 20:09:44,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 20:09:44,220 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 20:09:44,220 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 20:09:44,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 20:09:44,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 20:09:44,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 20:09:44,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 20:09:44,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 20:09:44,222 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 20:09:44,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 20:09:44,222 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 20:09:44,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 20:09:44,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 20:09:44,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 20:09:44,222 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 20:09:44,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 20:09:44,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 20:09:44,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 20:09:44,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 20:09:44,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 20:09:44,223 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 20:09:44,223 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 20:09:44,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 20:09:44,223 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 20:09:44,223 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 20:09:44,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 20:09:44,224 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 20:09:44,224 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 20:09:44,224 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 20:09:44,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 20:09:44,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 20:09:44,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 20:09:44,594 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 20:09:44,595 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 20:09:44,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_tso.opt.i [2021-07-14 20:09:44,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896f7f4dd/aa9e13437bc44bf198533ae90ea2ca11/FLAGbba9fc7e7 [2021-07-14 20:09:45,065 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 20:09:45,065 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_tso.opt.i [2021-07-14 20:09:45,077 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896f7f4dd/aa9e13437bc44bf198533ae90ea2ca11/FLAGbba9fc7e7 [2021-07-14 20:09:45,089 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896f7f4dd/aa9e13437bc44bf198533ae90ea2ca11 [2021-07-14 20:09:45,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 20:09:45,093 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 20:09:45,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 20:09:45,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 20:09:45,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 20:09:45,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 08:09:45" (1/1) ... [2021-07-14 20:09:45,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b4b7afd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45, skipping insertion in model container [2021-07-14 20:09:45,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 08:09:45" (1/1) ... [2021-07-14 20:09:45,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 20:09:45,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 20:09:45,325 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_tso.opt.i[949,962] [2021-07-14 20:09:45,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 20:09:45,510 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 20:09:45,521 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_tso.opt.i[949,962] [2021-07-14 20:09:45,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 20:09:45,608 INFO L208 MainTranslator]: Completed translation [2021-07-14 20:09:45,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45 WrapperNode [2021-07-14 20:09:45,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 20:09:45,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 20:09:45,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 20:09:45,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 20:09:45,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45" (1/1) ... [2021-07-14 20:09:45,646 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45" (1/1) ... [2021-07-14 20:09:45,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 20:09:45,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 20:09:45,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 20:09:45,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 20:09:45,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45" (1/1) ... [2021-07-14 20:09:45,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45" (1/1) ... [2021-07-14 20:09:45,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45" (1/1) ... [2021-07-14 20:09:45,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45" (1/1) ... [2021-07-14 20:09:45,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45" (1/1) ... [2021-07-14 20:09:45,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45" (1/1) ... [2021-07-14 20:09:45,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45" (1/1) ... [2021-07-14 20:09:45,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 20:09:45,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 20:09:45,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 20:09:45,706 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 20:09:45,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 20:09:45,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 20:09:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 20:09:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 20:09:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 20:09:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 20:09:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 20:09:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 20:09:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 20:09:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 20:09:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 20:09:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 20:09:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 20:09:45,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 20:09:45,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 20:09:45,795 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 20:09:46,268 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 20:09:46,268 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 20:09:46,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:09:46 BoogieIcfgContainer [2021-07-14 20:09:46,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 20:09:46,273 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 20:09:46,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 20:09:46,276 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 20:09:46,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 08:09:45" (1/3) ... [2021-07-14 20:09:46,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55084965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:09:46, skipping insertion in model container [2021-07-14 20:09:46,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:09:45" (2/3) ... [2021-07-14 20:09:46,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55084965 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:09:46, skipping insertion in model container [2021-07-14 20:09:46,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:09:46" (3/3) ... [2021-07-14 20:09:46,279 INFO L111 eAbstractionObserver]: Analyzing ICFG safe021_tso.opt.i [2021-07-14 20:09:46,287 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 20:09:46,287 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 20:09:46,287 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 20:09:46,288 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 20:09:46,326 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,326 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,326 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,327 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,327 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,327 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,327 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,327 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,328 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,328 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,328 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,328 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,328 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,329 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,329 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,329 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,331 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,331 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,333 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,334 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,338 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,338 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,339 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,339 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,339 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,339 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,339 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,340 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,340 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,341 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,341 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,341 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,341 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,341 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,342 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,342 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,353 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,353 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,353 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,354 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,358 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,358 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,358 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,358 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,360 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,360 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,360 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,361 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:09:46,364 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 20:09:46,386 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 20:09:46,442 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 20:09:46,442 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 20:09:46,442 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 20:09:46,443 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 20:09:46,443 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 20:09:46,443 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 20:09:46,443 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 20:09:46,443 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 20:09:46,589 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:09:46,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:09:46,594 INFO L82 PathProgramCache]: Analyzing trace with hash 728662238, now seen corresponding path program 1 times [2021-07-14 20:09:46,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:09:46,602 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092389665] [2021-07-14 20:09:46,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:09:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:09:46,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:09:46,790 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:09:46,790 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092389665] [2021-07-14 20:09:46,791 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092389665] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:09:46,791 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:09:46,791 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 20:09:46,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120453754] [2021-07-14 20:09:46,796 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 20:09:46,796 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:09:46,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 20:09:46,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 20:09:46,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:46,812 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:09:46,814 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:09:46,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:46,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:46,824 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 20:09:46,824 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:09:46,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:09:46,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1997168608, now seen corresponding path program 1 times [2021-07-14 20:09:46,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:09:46,826 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529402714] [2021-07-14 20:09:46,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:09:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:09:47,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:09:47,081 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:09:47,081 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529402714] [2021-07-14 20:09:47,081 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529402714] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:09:47,082 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:09:47,082 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 20:09:47,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298118870] [2021-07-14 20:09:47,083 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 20:09:47,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:09:47,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 20:09:47,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 20:09:47,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:47,084 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:09:47,085 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:09:47,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:47,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:47,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:47,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:09:47,315 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 20:09:47,315 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:09:47,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:09:47,322 INFO L82 PathProgramCache]: Analyzing trace with hash 70973408, now seen corresponding path program 2 times [2021-07-14 20:09:47,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:09:47,323 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081053122] [2021-07-14 20:09:47,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:09:47,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:09:47,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:09:47,491 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:09:47,492 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081053122] [2021-07-14 20:09:47,492 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081053122] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:09:47,492 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:09:47,492 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 20:09:47,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661791758] [2021-07-14 20:09:47,493 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 20:09:47,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:09:47,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 20:09:47,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 20:09:47,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:47,494 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:09:47,494 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:09:47,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:47,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:09:47,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:48,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:48,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:09:48,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:48,429 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 20:09:48,430 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:09:48,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:09:48,431 INFO L82 PathProgramCache]: Analyzing trace with hash -729337312, now seen corresponding path program 3 times [2021-07-14 20:09:48,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:09:48,431 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224494612] [2021-07-14 20:09:48,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:09:48,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:09:48,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:09:48,537 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:09:48,538 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224494612] [2021-07-14 20:09:48,538 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224494612] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:09:48,538 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:09:48,538 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 20:09:48,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676451298] [2021-07-14 20:09:48,539 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 20:09:48,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:09:48,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 20:09:48,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 20:09:48,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:48,540 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:09:48,540 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:09:48,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:48,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:09:48,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:48,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:09:48,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:48,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 20:09:48,979 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 20:09:48,979 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:09:48,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:09:48,981 INFO L82 PathProgramCache]: Analyzing trace with hash -294748680, now seen corresponding path program 4 times [2021-07-14 20:09:48,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:09:48,981 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53848615] [2021-07-14 20:09:48,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:09:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:09:49,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 20:09:49,155 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:09:49,155 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53848615] [2021-07-14 20:09:49,155 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53848615] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:09:49,156 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:09:49,156 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 20:09:49,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546204546] [2021-07-14 20:09:49,156 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 20:09:49,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:09:49,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 20:09:49,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 20:09:49,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:49,158 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:09:49,158 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:09:49,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:49,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:09:49,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:49,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 20:09:49,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:49,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:49,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:09:49,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 20:09:49,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 20:09:49,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:09:49,850 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 20:09:49,869 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 20:09:49,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 08:09:49 BasicIcfg [2021-07-14 20:09:49,871 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 20:09:49,872 INFO L168 Benchmark]: Toolchain (without parser) took 4778.92 ms. Allocated memory was 127.9 MB in the beginning and 333.4 MB in the end (delta: 205.5 MB). Free memory was 89.9 MB in the beginning and 196.4 MB in the end (delta: -106.5 MB). Peak memory consumption was 117.5 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:49,872 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 127.9 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 20:09:49,873 INFO L168 Benchmark]: CACSL2BoogieTranslator took 514.75 ms. Allocated memory was 127.9 MB in the beginning and 172.0 MB in the end (delta: 44.0 MB). Free memory was 89.8 MB in the beginning and 144.7 MB in the end (delta: -55.0 MB). Peak memory consumption was 8.7 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:49,873 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.21 ms. Allocated memory is still 172.0 MB. Free memory was 144.7 MB in the beginning and 142.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:49,873 INFO L168 Benchmark]: Boogie Preprocessor took 32.81 ms. Allocated memory is still 172.0 MB. Free memory was 142.4 MB in the beginning and 141.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:49,873 INFO L168 Benchmark]: RCFGBuilder took 566.37 ms. Allocated memory is still 172.0 MB. Free memory was 141.2 MB in the beginning and 117.8 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:49,874 INFO L168 Benchmark]: TraceAbstraction took 3597.61 ms. Allocated memory was 172.0 MB in the beginning and 333.4 MB in the end (delta: 161.5 MB). Free memory was 117.5 MB in the beginning and 196.4 MB in the end (delta: -78.9 MB). Peak memory consumption was 101.2 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:49,876 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 127.9 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 514.75 ms. Allocated memory was 127.9 MB in the beginning and 172.0 MB in the end (delta: 44.0 MB). Free memory was 89.8 MB in the beginning and 144.7 MB in the end (delta: -55.0 MB). Peak memory consumption was 8.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 62.21 ms. Allocated memory is still 172.0 MB. Free memory was 144.7 MB in the beginning and 142.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 32.81 ms. Allocated memory is still 172.0 MB. Free memory was 142.4 MB in the beginning and 141.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 566.37 ms. Allocated memory is still 172.0 MB. Free memory was 141.2 MB in the beginning and 117.8 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3597.61 ms. Allocated memory was 172.0 MB in the beginning and 333.4 MB in the end (delta: 161.5 MB). Free memory was 117.5 MB in the beginning and 196.4 MB in the end (delta: -78.9 MB). Peak memory consumption was 101.2 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: 55955, positive: 53337, positive conditional: 46025, positive unconditional: 7312, negative: 2618, negative conditional: 2529, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 53881, positive: 53337, positive conditional: 46025, positive unconditional: 7312, negative: 544, negative conditional: 455, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 53881, positive: 52526, positive conditional: 0, positive unconditional: 52526, negative: 1355, negative conditional: 0, negative unconditional: 1355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1307, positive: 1288, positive conditional: 0, positive unconditional: 1288, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1307, positive: 1282, positive conditional: 0, positive unconditional: 1282, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 24, negative conditional: 5, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 40, positive conditional: 14, positive unconditional: 26, negative: 83, negative conditional: 13, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 53881, positive: 51238, positive conditional: 0, positive unconditional: 51238, negative: 1336, negative conditional: 0, negative unconditional: 1336, unknown: 1307, unknown conditional: 0, unknown unconditional: 1307] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 1294, Positive conditional cache size: 6, Positive unconditional cache size: 1288, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, SemanticConditionEliminator.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 24, negative conditional: 5, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 40, positive conditional: 14, positive unconditional: 26, negative: 83, negative conditional: 13, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4611, positive: 805, positive conditional: 805, positive unconditional: 0, negative: 3795, negative conditional: 410, negative unconditional: 3385, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 1294, Positive conditional cache size: 6, Positive unconditional cache size: 1288, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, Eliminated conditions: 3167, SemanticConditionEliminator.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 24, negative conditional: 5, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 40, positive conditional: 14, positive unconditional: 26, negative: 83, negative conditional: 13, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4611, positive: 805, positive conditional: 805, positive unconditional: 0, negative: 3795, negative conditional: 410, negative unconditional: 3385, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 1294, Positive conditional cache size: 6, Positive unconditional cache size: 1288, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, Eliminated conditions: 3167, SemanticConditionEliminator.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 24, negative conditional: 5, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 40, positive conditional: 14, positive unconditional: 26, negative: 83, negative conditional: 13, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4611, positive: 805, positive conditional: 805, positive unconditional: 0, negative: 3795, negative conditional: 410, negative unconditional: 3385, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 1294, Positive conditional cache size: 6, Positive unconditional cache size: 1288, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, Eliminated conditions: 3167, SemanticConditionEliminator.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 24, negative conditional: 5, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 40, positive conditional: 14, positive unconditional: 26, negative: 83, negative conditional: 13, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4611, positive: 805, positive conditional: 805, positive unconditional: 0, negative: 3795, negative conditional: 410, negative unconditional: 3385, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 1294, Positive conditional cache size: 6, Positive unconditional cache size: 1288, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, Eliminated conditions: 3167, SemanticConditionEliminator.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 24, negative conditional: 5, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 40, positive conditional: 14, positive unconditional: 26, negative: 83, negative conditional: 13, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4611, positive: 805, positive conditional: 805, positive unconditional: 0, negative: 3795, negative conditional: 410, negative unconditional: 3385, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 1294, Positive conditional cache size: 6, Positive unconditional cache size: 1288, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, Eliminated conditions: 3167 ], Maximal queried relation: 5, Independence queries for same thread: 2074 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 385, Number of persistent set computation: 2689, Number of trivial persistent sets: 847, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 55955, positive: 53337, positive conditional: 46025, positive unconditional: 7312, negative: 2618, negative conditional: 2529, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 53881, positive: 53337, positive conditional: 46025, positive unconditional: 7312, negative: 544, negative conditional: 455, negative unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 53881, positive: 52526, positive conditional: 0, positive unconditional: 52526, negative: 1355, negative conditional: 0, negative unconditional: 1355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1307, positive: 1288, positive conditional: 0, positive unconditional: 1288, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1307, positive: 1282, positive conditional: 0, positive unconditional: 1282, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 24, negative conditional: 5, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 40, positive conditional: 14, positive unconditional: 26, negative: 83, negative conditional: 13, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 53881, positive: 51238, positive conditional: 0, positive unconditional: 51238, negative: 1336, negative conditional: 0, negative unconditional: 1336, unknown: 1307, unknown conditional: 0, unknown unconditional: 1307] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 1294, Positive conditional cache size: 6, Positive unconditional cache size: 1288, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, SemanticConditionEliminator.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 24, negative conditional: 5, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 40, positive conditional: 14, positive unconditional: 26, negative: 83, negative conditional: 13, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4611, positive: 805, positive conditional: 805, positive unconditional: 0, negative: 3795, negative conditional: 410, negative unconditional: 3385, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 1294, Positive conditional cache size: 6, Positive unconditional cache size: 1288, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, Eliminated conditions: 3167, SemanticConditionEliminator.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 24, negative conditional: 5, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 40, positive conditional: 14, positive unconditional: 26, negative: 83, negative conditional: 13, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4611, positive: 805, positive conditional: 805, positive unconditional: 0, negative: 3795, negative conditional: 410, negative unconditional: 3385, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 1294, Positive conditional cache size: 6, Positive unconditional cache size: 1288, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, Eliminated conditions: 3167, SemanticConditionEliminator.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 24, negative conditional: 5, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 40, positive conditional: 14, positive unconditional: 26, negative: 83, negative conditional: 13, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4611, positive: 805, positive conditional: 805, positive unconditional: 0, negative: 3795, negative conditional: 410, negative unconditional: 3385, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 1294, Positive conditional cache size: 6, Positive unconditional cache size: 1288, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, Eliminated conditions: 3167, SemanticConditionEliminator.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 24, negative conditional: 5, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 40, positive conditional: 14, positive unconditional: 26, negative: 83, negative conditional: 13, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4611, positive: 805, positive conditional: 805, positive unconditional: 0, negative: 3795, negative conditional: 410, negative unconditional: 3385, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 1294, Positive conditional cache size: 6, Positive unconditional cache size: 1288, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, Eliminated conditions: 3167, SemanticConditionEliminator.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4611, positive: 811, positive conditional: 811, positive unconditional: 0, negative: 3800, negative conditional: 415, negative unconditional: 3385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 24, negative conditional: 5, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 123, positive: 40, positive conditional: 14, positive unconditional: 26, negative: 83, negative conditional: 13, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4611, positive: 805, positive conditional: 805, positive unconditional: 0, negative: 3795, negative conditional: 410, negative unconditional: 3385, unknown: 11, unknown conditional: 11, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1318, Positive cache size: 1294, Positive conditional cache size: 6, Positive unconditional cache size: 1288, Negative cache size: 24, Negative conditional cache size: 5, Negative unconditional cache size: 19, Eliminated conditions: 3167 ], Maximal queried relation: 5, Independence queries for same thread: 2074 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3455.4ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.5ms, PartialOrderReductionTime: 2436.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 37, 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: 31.5ms SsaConstructionTime, 170.0ms SatisfiabilityAnalysisTime, 575.2ms InterpolantComputationTime, 336 NumberOfCodeBlocks, 336 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 331 ConstructedInterpolants, 0 QuantifiedInterpolants, 726 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...