/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 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 07:41:15,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 07:41:15,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 07:41:15,726 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 07:41:15,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 07:41:15,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 07:41:15,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 07:41:15,774 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 [2021-07-10 07:41:15,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 07:41:15,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 07:41:15,804 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 07:41:15,804 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 07:41:15,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 07:41:15,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 07:41:15,806 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 07:41:15,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 07:41:15,807 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 07:41:15,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 07:41:15,807 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 07:41:15,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 07:41:15,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 07:41:15,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 07:41:15,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 07:41:15,808 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 07:41:15,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 07:41:15,808 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 07:41:15,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 07:41:15,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 07:41:15,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 07:41:15,809 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 07:41:15,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 07:41:15,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 07:41:15,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 07:41:15,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 07:41:15,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 07:41:15,809 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 07:41:15,810 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-10 07:41:15,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 07:41:15,810 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 07:41:15,810 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 07:41:15,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 07:41:15,810 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 07:41:15,810 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 07:41:16,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 07:41:16,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 07:41:16,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 07:41:16,057 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 07:41:16,057 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 07:41:16,058 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe008_tso.opt.i [2021-07-10 07:41:16,107 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fc86eba6/f60ee2ec2da24a21ac9423263927e2a0/FLAGac3ce0528 [2021-07-10 07:41:16,520 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 07:41:16,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe008_tso.opt.i [2021-07-10 07:41:16,533 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fc86eba6/f60ee2ec2da24a21ac9423263927e2a0/FLAGac3ce0528 [2021-07-10 07:41:16,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4fc86eba6/f60ee2ec2da24a21ac9423263927e2a0 [2021-07-10 07:41:16,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 07:41:16,896 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 07:41:16,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 07:41:16,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 07:41:16,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 07:41:16,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:41:16" (1/1) ... [2021-07-10 07:41:16,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62f4bb49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:16, skipping insertion in model container [2021-07-10 07:41:16,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:41:16" (1/1) ... [2021-07-10 07:41:16,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 07:41:16,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 07:41:17,054 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] [2021-07-10 07:41:17,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:41:17,161 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 07:41:17,168 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] [2021-07-10 07:41:17,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:41:17,215 INFO L208 MainTranslator]: Completed translation [2021-07-10 07:41:17,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:17 WrapperNode [2021-07-10 07:41:17,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 07:41:17,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 07:41:17,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 07:41:17,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 07:41:17,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:17" (1/1) ... [2021-07-10 07:41:17,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:17" (1/1) ... [2021-07-10 07:41:17,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 07:41:17,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 07:41:17,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 07:41:17,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 07:41:17,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:17" (1/1) ... [2021-07-10 07:41:17,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:17" (1/1) ... [2021-07-10 07:41:17,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:17" (1/1) ... [2021-07-10 07:41:17,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:17" (1/1) ... [2021-07-10 07:41:17,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:17" (1/1) ... [2021-07-10 07:41:17,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:17" (1/1) ... [2021-07-10 07:41:17,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:17" (1/1) ... [2021-07-10 07:41:17,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 07:41:17,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 07:41:17,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 07:41:17,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 07:41:17,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:17" (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 [2021-07-10 07:41:17,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 07:41:17,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 07:41:17,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 07:41:17,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 07:41:17,379 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 07:41:17,379 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 07:41:17,379 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 07:41:17,379 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 07:41:17,379 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 07:41:17,379 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 07:41:17,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 07:41:17,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 07:41:17,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 07:41:17,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 07:41:17,381 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 07:41:17,654 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 07:41:17,654 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 07:41:17,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:41:17 BoogieIcfgContainer [2021-07-10 07:41:17,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 07:41:17,656 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 07:41:17,656 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 07:41:17,658 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 07:41:17,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 07:41:16" (1/3) ... [2021-07-10 07:41:17,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f72b836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:41:17, skipping insertion in model container [2021-07-10 07:41:17,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:41:17" (2/3) ... [2021-07-10 07:41:17,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f72b836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:41:17, skipping insertion in model container [2021-07-10 07:41:17,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:41:17" (3/3) ... [2021-07-10 07:41:17,660 INFO L111 eAbstractionObserver]: Analyzing ICFG safe008_tso.opt.i [2021-07-10 07:41:17,664 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 07:41:17,664 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 07:41:17,664 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 07:41:17,665 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 07:41:17,685 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,685 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,685 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,685 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,686 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,686 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,686 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,687 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,687 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,687 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,687 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,687 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,687 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,687 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,687 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,688 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,688 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,688 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,688 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,689 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,689 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,689 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,689 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,689 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,689 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,689 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,689 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,690 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,691 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,691 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,691 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,691 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,695 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,695 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,695 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,696 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,697 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,697 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,697 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:41:17,699 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 07:41:17,714 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 [2021-07-10 07:41:17,771 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 07:41:17,771 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 07:41:17,771 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 07:41:17,771 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 07:41:17,771 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 07:41:17,772 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 07:41:17,772 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 07:41:17,772 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 07:41:17,918 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:41:17,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:41:17,922 INFO L82 PathProgramCache]: Analyzing trace with hash -2050235266, now seen corresponding path program 1 times [2021-07-10 07:41:17,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:41:17,928 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628298636] [2021-07-10 07:41:17,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:41:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:41:18,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:41:18,056 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:41:18,056 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628298636] [2021-07-10 07:41:18,057 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628298636] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:41:18,057 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:41:18,057 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 07:41:18,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145030130] [2021-07-10 07:41:18,061 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 07:41:18,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:41:18,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 07:41:18,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 07:41:18,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,076 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:41:18,078 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) [2021-07-10 07:41:18,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,098 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 07:41:18,098 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:41:18,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:41:18,101 INFO L82 PathProgramCache]: Analyzing trace with hash 100528934, now seen corresponding path program 1 times [2021-07-10 07:41:18,101 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:41:18,101 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427713367] [2021-07-10 07:41:18,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:41:18,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:41:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:41:18,303 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:41:18,303 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427713367] [2021-07-10 07:41:18,303 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427713367] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:41:18,303 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:41:18,304 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:41:18,304 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221462871] [2021-07-10 07:41:18,305 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:41:18,305 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:41:18,305 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:41:18,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:41:18,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,306 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:41:18,306 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) [2021-07-10 07:41:18,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:18,559 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 07:41:18,559 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:41:18,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:41:18,559 INFO L82 PathProgramCache]: Analyzing trace with hash -219943700, now seen corresponding path program 1 times [2021-07-10 07:41:18,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:41:18,559 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263974339] [2021-07-10 07:41:18,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:41:18,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:41:18,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:41:18,645 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:41:18,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263974339] [2021-07-10 07:41:18,645 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263974339] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:41:18,645 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:41:18,646 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:41:18,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798350932] [2021-07-10 07:41:18,646 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:41:18,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:41:18,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:41:18,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:41:18,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,647 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:41:18,647 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) [2021-07-10 07:41:18,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:18,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:18,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:41:18,777 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 07:41:18,777 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:41:18,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:41:18,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1421582710, now seen corresponding path program 1 times [2021-07-10 07:41:18,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:41:18,778 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517362416] [2021-07-10 07:41:18,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:41:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:41:18,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:41:18,881 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:41:18,881 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517362416] [2021-07-10 07:41:18,881 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517362416] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:41:18,881 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:41:18,881 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 07:41:18,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798787250] [2021-07-10 07:41:18,881 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 07:41:18,881 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:41:18,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 07:41:18,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 07:41:18,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,883 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:41:18,884 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) [2021-07-10 07:41:18,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:18,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:18,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:41:18,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:19,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:19,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:19,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:19,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:41:19,170 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 07:41:19,170 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:41:19,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:41:19,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1711909438, now seen corresponding path program 1 times [2021-07-10 07:41:19,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:41:19,171 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127641688] [2021-07-10 07:41:19,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:41:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:41:19,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:41:19,306 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:41:19,307 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127641688] [2021-07-10 07:41:19,307 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127641688] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:41:19,307 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:41:19,307 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:41:19,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184823843] [2021-07-10 07:41:19,308 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:41:19,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:41:19,309 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:41:19,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:41:19,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:19,309 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:41:19,309 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) [2021-07-10 07:41:19,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:19,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:19,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:19,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:41:19,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:19,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:41:19,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:19,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 07:41:19,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:41:19,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:41:19,491 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 07:41:19,498 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 07:41:19,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 07:41:19 BasicIcfg [2021-07-10 07:41:19,499 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 07:41:19,500 INFO L168 Benchmark]: Toolchain (without parser) took 2603.82 ms. Allocated memory was 188.7 MB in the beginning and 234.9 MB in the end (delta: 46.1 MB). Free memory was 150.9 MB in the beginning and 190.6 MB in the end (delta: -39.7 MB). Peak memory consumption was 96.7 MB. Max. memory is 8.0 GB. [2021-07-10 07:41:19,500 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 188.7 MB. Free memory is still 168.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 07:41:19,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.45 ms. Allocated memory is still 188.7 MB. Free memory was 150.7 MB in the beginning and 161.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 8.0 GB. [2021-07-10 07:41:19,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.68 ms. Allocated memory is still 188.7 MB. Free memory was 160.5 MB in the beginning and 159.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 07:41:19,501 INFO L168 Benchmark]: Boogie Preprocessor took 18.03 ms. Allocated memory is still 188.7 MB. Free memory was 159.0 MB in the beginning and 157.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:41:19,501 INFO L168 Benchmark]: RCFGBuilder took 381.60 ms. Allocated memory is still 188.7 MB. Free memory was 157.4 MB in the beginning and 133.8 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:41:19,501 INFO L168 Benchmark]: TraceAbstraction took 1843.00 ms. Allocated memory was 188.7 MB in the beginning and 234.9 MB in the end (delta: 46.1 MB). Free memory was 133.3 MB in the beginning and 190.6 MB in the end (delta: -57.3 MB). Peak memory consumption was 79.0 MB. Max. memory is 8.0 GB. [2021-07-10 07:41:19,503 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 188.7 MB. Free memory is still 168.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 318.45 ms. Allocated memory is still 188.7 MB. Free memory was 150.7 MB in the beginning and 161.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 37.68 ms. Allocated memory is still 188.7 MB. Free memory was 160.5 MB in the beginning and 159.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 18.03 ms. Allocated memory is still 188.7 MB. Free memory was 159.0 MB in the beginning and 157.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 381.60 ms. Allocated memory is still 188.7 MB. Free memory was 157.4 MB in the beginning and 133.8 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1843.00 ms. Allocated memory was 188.7 MB in the beginning and 234.9 MB in the end (delta: 46.1 MB). Free memory was 133.3 MB in the beginning and 190.6 MB in the end (delta: -57.3 MB). Peak memory consumption was 79.0 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: 9533, positive: 9328, positive conditional: 4606, positive unconditional: 4722, negative: 205, negative conditional: 152, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 9490, positive: 9328, positive conditional: 4606, 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: 9490, positive: 9141, positive conditional: 0, positive unconditional: 9141, negative: 349, negative conditional: 0, negative unconditional: 349, 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: 60, positive: 24, positive conditional: 18, positive unconditional: 6, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 37, positive conditional: 30, positive unconditional: 7, negative: 86, negative conditional: 15, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9490, positive: 8006, positive conditional: 0, positive unconditional: 8006, negative: 327, negative conditional: 0, negative unconditional: 327, unknown: 1157, unknown conditional: 0, unknown unconditional: 1157] , Statistics on independence cache: Total cache size (in pairs): 1189, Positive cache size: 1153, Positive conditional cache size: 18, Positive unconditional cache size: 1135, Negative cache size: 36, Negative conditional cache size: 14, Negative unconditional cache size: 22, SemanticConditionEliminator.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 24, positive conditional: 18, positive unconditional: 6, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 37, positive conditional: 30, positive unconditional: 7, negative: 86, negative conditional: 15, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1128, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 927, negative conditional: 37, negative unconditional: 890, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1189, Positive cache size: 1153, Positive conditional cache size: 18, Positive unconditional cache size: 1135, Negative cache size: 36, Negative conditional cache size: 14, Negative unconditional cache size: 22, Eliminated conditions: 844, SemanticConditionEliminator.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 24, positive conditional: 18, positive unconditional: 6, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 37, positive conditional: 30, positive unconditional: 7, negative: 86, negative conditional: 15, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1128, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 927, negative conditional: 37, negative unconditional: 890, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1189, Positive cache size: 1153, Positive conditional cache size: 18, Positive unconditional cache size: 1135, Negative cache size: 36, Negative conditional cache size: 14, Negative unconditional cache size: 22, Eliminated conditions: 844, SemanticConditionEliminator.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 24, positive conditional: 18, positive unconditional: 6, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 37, positive conditional: 30, positive unconditional: 7, negative: 86, negative conditional: 15, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1128, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 927, negative conditional: 37, negative unconditional: 890, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1189, Positive cache size: 1153, Positive conditional cache size: 18, Positive unconditional cache size: 1135, Negative cache size: 36, Negative conditional cache size: 14, Negative unconditional cache size: 22, Eliminated conditions: 844, SemanticConditionEliminator.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 24, positive conditional: 18, positive unconditional: 6, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 37, positive conditional: 30, positive unconditional: 7, negative: 86, negative conditional: 15, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1128, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 927, negative conditional: 37, negative unconditional: 890, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1189, Positive cache size: 1153, Positive conditional cache size: 18, Positive unconditional cache size: 1135, Negative cache size: 36, Negative conditional cache size: 14, Negative unconditional cache size: 22, Eliminated conditions: 844, SemanticConditionEliminator.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 24, positive conditional: 18, positive unconditional: 6, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 37, positive conditional: 30, positive unconditional: 7, negative: 86, negative conditional: 15, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1128, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 927, negative conditional: 37, negative unconditional: 890, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1189, Positive cache size: 1153, Positive conditional cache size: 18, Positive unconditional cache size: 1135, Negative cache size: 36, Negative conditional cache size: 14, Negative unconditional cache size: 22, Eliminated conditions: 844 ], Maximal queried relation: 5, Independence queries for same thread: 43 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 160, Number of persistent set computation: 343, Number of trivial persistent sets: 89, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9533, positive: 9328, positive conditional: 4606, positive unconditional: 4722, negative: 205, negative conditional: 152, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 9490, positive: 9328, positive conditional: 4606, 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: 9490, positive: 9141, positive conditional: 0, positive unconditional: 9141, negative: 349, negative conditional: 0, negative unconditional: 349, 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: 60, positive: 24, positive conditional: 18, positive unconditional: 6, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 37, positive conditional: 30, positive unconditional: 7, negative: 86, negative conditional: 15, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9490, positive: 8006, positive conditional: 0, positive unconditional: 8006, negative: 327, negative conditional: 0, negative unconditional: 327, unknown: 1157, unknown conditional: 0, unknown unconditional: 1157] , Statistics on independence cache: Total cache size (in pairs): 1189, Positive cache size: 1153, Positive conditional cache size: 18, Positive unconditional cache size: 1135, Negative cache size: 36, Negative conditional cache size: 14, Negative unconditional cache size: 22, SemanticConditionEliminator.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 24, positive conditional: 18, positive unconditional: 6, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 37, positive conditional: 30, positive unconditional: 7, negative: 86, negative conditional: 15, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1128, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 927, negative conditional: 37, negative unconditional: 890, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1189, Positive cache size: 1153, Positive conditional cache size: 18, Positive unconditional cache size: 1135, Negative cache size: 36, Negative conditional cache size: 14, Negative unconditional cache size: 22, Eliminated conditions: 844, SemanticConditionEliminator.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 24, positive conditional: 18, positive unconditional: 6, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 37, positive conditional: 30, positive unconditional: 7, negative: 86, negative conditional: 15, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1128, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 927, negative conditional: 37, negative unconditional: 890, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1189, Positive cache size: 1153, Positive conditional cache size: 18, Positive unconditional cache size: 1135, Negative cache size: 36, Negative conditional cache size: 14, Negative unconditional cache size: 22, Eliminated conditions: 844, SemanticConditionEliminator.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 24, positive conditional: 18, positive unconditional: 6, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 37, positive conditional: 30, positive unconditional: 7, negative: 86, negative conditional: 15, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1128, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 927, negative conditional: 37, negative unconditional: 890, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1189, Positive cache size: 1153, Positive conditional cache size: 18, Positive unconditional cache size: 1135, Negative cache size: 36, Negative conditional cache size: 14, Negative unconditional cache size: 22, Eliminated conditions: 844, SemanticConditionEliminator.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 24, positive conditional: 18, positive unconditional: 6, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 37, positive conditional: 30, positive unconditional: 7, negative: 86, negative conditional: 15, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1128, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 927, negative conditional: 37, negative unconditional: 890, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1189, Positive cache size: 1153, Positive conditional cache size: 18, Positive unconditional cache size: 1135, Negative cache size: 36, Negative conditional cache size: 14, Negative unconditional cache size: 22, Eliminated conditions: 844, SemanticConditionEliminator.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1128, positive: 187, positive conditional: 187, positive unconditional: 0, negative: 941, negative conditional: 51, negative unconditional: 890, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 24, positive conditional: 18, positive unconditional: 6, negative: 36, negative conditional: 14, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 122, positive: 37, positive conditional: 30, positive unconditional: 7, negative: 86, negative conditional: 15, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1128, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 927, negative conditional: 37, negative unconditional: 890, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1189, Positive cache size: 1153, Positive conditional cache size: 18, Positive unconditional cache size: 1135, Negative cache size: 36, Negative conditional cache size: 14, Negative unconditional cache size: 22, Eliminated conditions: 844 ], Maximal queried relation: 5, Independence queries for same thread: 43 - 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: 1772.0ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.6ms, PartialOrderReductionTime: 998.5ms, 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: 18.9ms SsaConstructionTime, 121.7ms SatisfiabilityAnalysisTime, 435.3ms 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...