/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-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe008_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 12:20:50,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 12:20:50,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 12:20:50,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 12:20:50,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 12:20:50,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 12:20:50,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 12:20:50,244 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-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-14 12:20:50,273 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 12:20:50,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 12:20:50,274 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 12:20:50,274 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 12:20:50,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 12:20:50,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 12:20:50,276 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 12:20:50,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 12:20:50,277 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 12:20:50,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 12:20:50,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 12:20:50,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 12:20:50,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 12:20:50,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 12:20:50,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 12:20:50,278 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 12:20:50,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 12:20:50,278 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 12:20:50,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 12:20:50,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 12:20:50,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 12:20:50,278 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 12:20:50,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 12:20:50,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 12:20:50,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 12:20:50,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 12:20:50,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 12:20:50,279 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 12:20:50,279 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 12:20:50,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 12:20:50,279 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 12:20:50,279 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 12:20:50,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 12:20:50,280 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 12:20:50,280 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 12:20:50,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 12:20:50,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 12:20:50,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 12:20:50,603 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 12:20:50,603 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 12:20:50,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe008_tso.opt.i [2021-07-14 12:20:50,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c23e23d9/a234e50478e14992bae93ef56148c42b/FLAG46f18c71b [2021-07-14 12:20:51,105 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 12:20:51,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe008_tso.opt.i [2021-07-14 12:20:51,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c23e23d9/a234e50478e14992bae93ef56148c42b/FLAG46f18c71b [2021-07-14 12:20:51,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c23e23d9/a234e50478e14992bae93ef56148c42b [2021-07-14 12:20:51,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 12:20:51,141 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 12:20:51,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 12:20:51,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 12:20:51,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 12:20:51,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:20:51" (1/1) ... [2021-07-14 12:20:51,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55ee2de6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51, skipping insertion in model container [2021-07-14 12:20:51,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:20:51" (1/1) ... [2021-07-14 12:20:51,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 12:20:51,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 12:20:51,344 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/safe008_tso.opt.i[949,962] [2021-07-14 12:20:51,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 12:20:51,507 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 12:20:51,517 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/safe008_tso.opt.i[949,962] [2021-07-14 12:20:51,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 12:20:51,573 INFO L208 MainTranslator]: Completed translation [2021-07-14 12:20:51,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51 WrapperNode [2021-07-14 12:20:51,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 12:20:51,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 12:20:51,575 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 12:20:51,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 12:20:51,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51" (1/1) ... [2021-07-14 12:20:51,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51" (1/1) ... [2021-07-14 12:20:51,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 12:20:51,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 12:20:51,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 12:20:51,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 12:20:51,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51" (1/1) ... [2021-07-14 12:20:51,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51" (1/1) ... [2021-07-14 12:20:51,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51" (1/1) ... [2021-07-14 12:20:51,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51" (1/1) ... [2021-07-14 12:20:51,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51" (1/1) ... [2021-07-14 12:20:51,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51" (1/1) ... [2021-07-14 12:20:51,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51" (1/1) ... [2021-07-14 12:20:51,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 12:20:51,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 12:20:51,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 12:20:51,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 12:20:51,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51" (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 12:20:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 12:20:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 12:20:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 12:20:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 12:20:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 12:20:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 12:20:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 12:20:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 12:20:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 12:20:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 12:20:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 12:20:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 12:20:51,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 12:20:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 12:20:51,727 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 12:20:52,064 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 12:20:52,065 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 12:20:52,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:20:52 BoogieIcfgContainer [2021-07-14 12:20:52,066 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 12:20:52,068 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 12:20:52,068 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 12:20:52,070 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 12:20:52,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:20:51" (1/3) ... [2021-07-14 12:20:52,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@baa5464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:20:52, skipping insertion in model container [2021-07-14 12:20:52,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:51" (2/3) ... [2021-07-14 12:20:52,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@baa5464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:20:52, skipping insertion in model container [2021-07-14 12:20:52,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:20:52" (3/3) ... [2021-07-14 12:20:52,072 INFO L111 eAbstractionObserver]: Analyzing ICFG safe008_tso.opt.i [2021-07-14 12:20:52,077 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 12:20:52,077 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 12:20:52,077 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 12:20:52,078 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 12:20:52,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,097 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,098 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,098 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,098 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,099 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,099 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,099 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,100 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,100 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,100 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,100 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,100 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,100 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,101 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,101 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,101 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,101 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,104 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,104 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,104 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,104 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,108 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,108 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,108 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,109 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,110 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,110 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:52,111 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 12:20:52,128 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 12:20:52,168 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 12:20:52,168 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 12:20:52,168 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 12:20:52,168 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 12:20:52,168 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 12:20:52,169 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 12:20:52,169 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 12:20:52,169 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 12:20:52,371 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:20:52,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:20:52,375 INFO L82 PathProgramCache]: Analyzing trace with hash -2050235266, now seen corresponding path program 1 times [2021-07-14 12:20:52,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:20:52,384 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530182521] [2021-07-14 12:20:52,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:20:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:20:52,542 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 12:20:52,543 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:20:52,543 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530182521] [2021-07-14 12:20:52,543 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530182521] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:20:52,544 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:20:52,544 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 12:20:52,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110057103] [2021-07-14 12:20:52,547 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 12:20:52,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:20:52,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 12:20:52,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 12:20:52,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:52,559 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:20:52,560 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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 12:20:52,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:52,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:52,570 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 12:20:52,570 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:20:52,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:20:52,570 INFO L82 PathProgramCache]: Analyzing trace with hash 100528934, now seen corresponding path program 1 times [2021-07-14 12:20:52,570 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:20:52,571 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222470522] [2021-07-14 12:20:52,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:20:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:20:52,801 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 12:20:52,802 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:20:52,802 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222470522] [2021-07-14 12:20:52,802 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222470522] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:20:52,802 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:20:52,802 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 12:20:52,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181719746] [2021-07-14 12:20:52,803 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 12:20:52,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:20:52,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 12:20:52,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 12:20:52,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:52,804 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:20:52,805 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 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 12:20:52,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:52,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:20:53,052 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 12:20:53,052 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:20:53,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:20:53,052 INFO L82 PathProgramCache]: Analyzing trace with hash -219943700, now seen corresponding path program 1 times [2021-07-14 12:20:53,052 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:20:53,052 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86488029] [2021-07-14 12:20:53,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:20:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:20:53,169 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 12:20:53,170 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:20:53,170 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86488029] [2021-07-14 12:20:53,170 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86488029] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:20:53,170 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:20:53,170 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 12:20:53,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775182133] [2021-07-14 12:20:53,170 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 12:20:53,171 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:20:53,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 12:20:53,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 12:20:53,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,171 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:20:53,171 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 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 12:20:53,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:20:53,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:20:53,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:20:53,294 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 12:20:53,294 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:20:53,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:20:53,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1421582710, now seen corresponding path program 1 times [2021-07-14 12:20:53,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:20:53,295 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414718610] [2021-07-14 12:20:53,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:20:53,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:20:53,373 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 12:20:53,373 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:20:53,373 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414718610] [2021-07-14 12:20:53,373 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414718610] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:20:53,374 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:20:53,374 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 12:20:53,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048135820] [2021-07-14 12:20:53,374 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 12:20:53,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:20:53,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 12:20:53,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 12:20:53,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,375 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:20:53,375 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 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 12:20:53,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:20:53,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:20:53,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:20:53,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:20:53,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:20:53,625 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 12:20:53,625 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:20:53,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:20:53,626 INFO L82 PathProgramCache]: Analyzing trace with hash 1937119256, now seen corresponding path program 1 times [2021-07-14 12:20:53,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:20:53,626 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502965457] [2021-07-14 12:20:53,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:20:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:20:53,730 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 12:20:53,730 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:20:53,731 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502965457] [2021-07-14 12:20:53,731 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502965457] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:20:53,731 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:20:53,731 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 12:20:53,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893381406] [2021-07-14 12:20:53,731 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 12:20:53,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:20:53,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 12:20:53,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 12:20:53,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,732 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:20:53,732 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 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 12:20:53,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:20:53,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:20:53,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:20:53,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:53,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:20:53,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 12:20:53,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:20:53,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:20:53,899 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 12:20:53,918 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 12:20:53,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 12:20:53 BasicIcfg [2021-07-14 12:20:53,920 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 12:20:53,920 INFO L168 Benchmark]: Toolchain (without parser) took 2779.81 ms. Allocated memory was 249.6 MB in the beginning and 299.9 MB in the end (delta: 50.3 MB). Free memory was 212.6 MB in the beginning and 219.7 MB in the end (delta: -7.1 MB). Peak memory consumption was 43.9 MB. Max. memory is 8.0 GB. [2021-07-14 12:20:53,921 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 249.6 MB. Free memory was 230.7 MB in the beginning and 230.6 MB in the end (delta: 139.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 12:20:53,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.91 ms. Allocated memory is still 249.6 MB. Free memory was 212.3 MB in the beginning and 221.9 MB in the end (delta: -9.6 MB). Peak memory consumption was 11.9 MB. Max. memory is 8.0 GB. [2021-07-14 12:20:53,921 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.71 ms. Allocated memory is still 249.6 MB. Free memory was 221.9 MB in the beginning and 220.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 12:20:53,921 INFO L168 Benchmark]: Boogie Preprocessor took 28.89 ms. Allocated memory is still 249.6 MB. Free memory was 220.3 MB in the beginning and 218.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 12:20:53,921 INFO L168 Benchmark]: RCFGBuilder took 411.28 ms. Allocated memory is still 249.6 MB. Free memory was 218.7 MB in the beginning and 194.1 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-14 12:20:53,922 INFO L168 Benchmark]: TraceAbstraction took 1852.23 ms. Allocated memory was 249.6 MB in the beginning and 299.9 MB in the end (delta: 50.3 MB). Free memory was 193.6 MB in the beginning and 219.7 MB in the end (delta: -26.2 MB). Peak memory consumption was 24.7 MB. Max. memory is 8.0 GB. [2021-07-14 12:20:53,923 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 249.6 MB. Free memory was 230.7 MB in the beginning and 230.6 MB in the end (delta: 139.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 431.91 ms. Allocated memory is still 249.6 MB. Free memory was 212.3 MB in the beginning and 221.9 MB in the end (delta: -9.6 MB). Peak memory consumption was 11.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 50.71 ms. Allocated memory is still 249.6 MB. Free memory was 221.9 MB in the beginning and 220.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.89 ms. Allocated memory is still 249.6 MB. Free memory was 220.3 MB in the beginning and 218.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 411.28 ms. Allocated memory is still 249.6 MB. Free memory was 218.7 MB in the beginning and 194.1 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1852.23 ms. Allocated memory was 249.6 MB in the beginning and 299.9 MB in the end (delta: 50.3 MB). Free memory was 193.6 MB in the beginning and 219.7 MB in the end (delta: -26.2 MB). Peak memory consumption was 24.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9609, positive: 9402, positive conditional: 4680, positive unconditional: 4722, negative: 207, negative conditional: 154, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 9564, positive: 9402, positive conditional: 4680, positive unconditional: 4722, negative: 162, negative conditional: 109, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 9564, positive: 9190, positive conditional: 0, positive unconditional: 9190, negative: 374, negative conditional: 0, negative unconditional: 374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1157, positive: 1135, positive conditional: 0, positive unconditional: 1135, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1157, positive: 1129, positive conditional: 0, positive unconditional: 1129, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 34, negative conditional: 12, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 44, positive conditional: 23, positive unconditional: 21, negative: 126, negative conditional: 15, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9564, positive: 8055, positive conditional: 0, positive unconditional: 8055, negative: 352, negative conditional: 0, negative unconditional: 352, unknown: 1157, unknown conditional: 0, unknown unconditional: 1157] , Statistics on independence cache: Total cache size (in pairs): 1186, Positive cache size: 1152, Positive conditional cache size: 17, Positive unconditional cache size: 1135, Negative cache size: 34, Negative conditional cache size: 12, Negative unconditional cache size: 22, SemanticConditionEliminator.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 34, negative conditional: 12, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 44, positive conditional: 23, positive unconditional: 21, negative: 126, negative conditional: 15, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1223, positive: 195, positive conditional: 195, positive unconditional: 0, negative: 999, negative conditional: 35, negative unconditional: 964, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1186, Positive cache size: 1152, Positive conditional cache size: 17, Positive unconditional cache size: 1135, Negative cache size: 34, Negative conditional cache size: 12, Negative unconditional cache size: 22, Eliminated conditions: 918, SemanticConditionEliminator.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 34, negative conditional: 12, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 44, positive conditional: 23, positive unconditional: 21, negative: 126, negative conditional: 15, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1223, positive: 195, positive conditional: 195, positive unconditional: 0, negative: 999, negative conditional: 35, negative unconditional: 964, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1186, Positive cache size: 1152, Positive conditional cache size: 17, Positive unconditional cache size: 1135, Negative cache size: 34, Negative conditional cache size: 12, Negative unconditional cache size: 22, Eliminated conditions: 918, SemanticConditionEliminator.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 34, negative conditional: 12, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 44, positive conditional: 23, positive unconditional: 21, negative: 126, negative conditional: 15, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1223, positive: 195, positive conditional: 195, positive unconditional: 0, negative: 999, negative conditional: 35, negative unconditional: 964, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1186, Positive cache size: 1152, Positive conditional cache size: 17, Positive unconditional cache size: 1135, Negative cache size: 34, Negative conditional cache size: 12, Negative unconditional cache size: 22, Eliminated conditions: 918, SemanticConditionEliminator.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 34, negative conditional: 12, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 44, positive conditional: 23, positive unconditional: 21, negative: 126, negative conditional: 15, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1223, positive: 195, positive conditional: 195, positive unconditional: 0, negative: 999, negative conditional: 35, negative unconditional: 964, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1186, Positive cache size: 1152, Positive conditional cache size: 17, Positive unconditional cache size: 1135, Negative cache size: 34, Negative conditional cache size: 12, Negative unconditional cache size: 22, Eliminated conditions: 918, SemanticConditionEliminator.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 34, negative conditional: 12, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 44, positive conditional: 23, positive unconditional: 21, negative: 126, negative conditional: 15, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1223, positive: 195, positive conditional: 195, positive unconditional: 0, negative: 999, negative conditional: 35, negative unconditional: 964, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1186, Positive cache size: 1152, Positive conditional cache size: 17, Positive unconditional cache size: 1135, Negative cache size: 34, Negative conditional cache size: 12, Negative unconditional cache size: 22, Eliminated conditions: 918 ], Maximal queried relation: 5, Independence queries for same thread: 45 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 229, Number of persistent set computation: 343, Number of trivial persistent sets: 89, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9609, positive: 9402, positive conditional: 4680, positive unconditional: 4722, negative: 207, negative conditional: 154, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 9564, positive: 9402, positive conditional: 4680, positive unconditional: 4722, negative: 162, negative conditional: 109, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 9564, positive: 9190, positive conditional: 0, positive unconditional: 9190, negative: 374, negative conditional: 0, negative unconditional: 374, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1157, positive: 1135, positive conditional: 0, positive unconditional: 1135, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1157, positive: 1129, positive conditional: 0, positive unconditional: 1129, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 34, negative conditional: 12, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 44, positive conditional: 23, positive unconditional: 21, negative: 126, negative conditional: 15, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9564, positive: 8055, positive conditional: 0, positive unconditional: 8055, negative: 352, negative conditional: 0, negative unconditional: 352, unknown: 1157, unknown conditional: 0, unknown unconditional: 1157] , Statistics on independence cache: Total cache size (in pairs): 1186, Positive cache size: 1152, Positive conditional cache size: 17, Positive unconditional cache size: 1135, Negative cache size: 34, Negative conditional cache size: 12, Negative unconditional cache size: 22, SemanticConditionEliminator.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 34, negative conditional: 12, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 44, positive conditional: 23, positive unconditional: 21, negative: 126, negative conditional: 15, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1223, positive: 195, positive conditional: 195, positive unconditional: 0, negative: 999, negative conditional: 35, negative unconditional: 964, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1186, Positive cache size: 1152, Positive conditional cache size: 17, Positive unconditional cache size: 1135, Negative cache size: 34, Negative conditional cache size: 12, Negative unconditional cache size: 22, Eliminated conditions: 918, SemanticConditionEliminator.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 34, negative conditional: 12, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 44, positive conditional: 23, positive unconditional: 21, negative: 126, negative conditional: 15, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1223, positive: 195, positive conditional: 195, positive unconditional: 0, negative: 999, negative conditional: 35, negative unconditional: 964, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1186, Positive cache size: 1152, Positive conditional cache size: 17, Positive unconditional cache size: 1135, Negative cache size: 34, Negative conditional cache size: 12, Negative unconditional cache size: 22, Eliminated conditions: 918, SemanticConditionEliminator.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 34, negative conditional: 12, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 44, positive conditional: 23, positive unconditional: 21, negative: 126, negative conditional: 15, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1223, positive: 195, positive conditional: 195, positive unconditional: 0, negative: 999, negative conditional: 35, negative unconditional: 964, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1186, Positive cache size: 1152, Positive conditional cache size: 17, Positive unconditional cache size: 1135, Negative cache size: 34, Negative conditional cache size: 12, Negative unconditional cache size: 22, Eliminated conditions: 918, SemanticConditionEliminator.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 34, negative conditional: 12, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 44, positive conditional: 23, positive unconditional: 21, negative: 126, negative conditional: 15, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1223, positive: 195, positive conditional: 195, positive unconditional: 0, negative: 999, negative conditional: 35, negative unconditional: 964, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1186, Positive cache size: 1152, Positive conditional cache size: 17, Positive unconditional cache size: 1135, Negative cache size: 34, Negative conditional cache size: 12, Negative unconditional cache size: 22, Eliminated conditions: 918, SemanticConditionEliminator.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1223, positive: 212, positive conditional: 212, positive unconditional: 0, negative: 1011, negative conditional: 47, negative unconditional: 964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 34, negative conditional: 12, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 170, positive: 44, positive conditional: 23, positive unconditional: 21, negative: 126, negative conditional: 15, negative unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1223, positive: 195, positive conditional: 195, positive unconditional: 0, negative: 999, negative conditional: 35, negative unconditional: 964, unknown: 29, unknown conditional: 29, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1186, Positive cache size: 1152, Positive conditional cache size: 17, Positive unconditional cache size: 1135, Negative cache size: 34, Negative conditional cache size: 12, Negative unconditional cache size: 22, Eliminated conditions: 918 ], Maximal queried relation: 5, Independence queries for same thread: 45 - 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: 1778.0ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.4ms, PartialOrderReductionTime: 984.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 48, 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: 12.5ms SsaConstructionTime, 113.6ms SatisfiabilityAnalysisTime, 481.2ms InterpolantComputationTime, 283 NumberOfCodeBlocks, 283 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 278 ConstructedInterpolants, 0 QuantifiedInterpolants, 720 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...