/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-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe000_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 00:46:29,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 00:46:29,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 00:46:29,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 00:46:29,648 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-NewStatesSleep-NoLbe.epf [2021-07-10 00:46:29,668 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 00:46:29,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 00:46:29,669 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 00:46:29,669 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 00:46:29,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 00:46:29,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 00:46:29,671 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 00:46:29,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 00:46:29,671 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 00:46:29,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 00:46:29,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 00:46:29,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 00:46:29,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 00:46:29,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 00:46:29,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 00:46:29,672 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 00:46:29,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 00:46:29,673 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 00:46:29,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 00:46:29,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 00:46:29,673 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 00:46:29,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 00:46:29,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 00:46:29,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 00:46:29,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 00:46:29,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 00:46:29,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 00:46:29,674 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 00:46:29,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 00:46:29,674 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 00:46:29,674 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 00:46:29,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 00:46:29,675 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-10 00:46:29,675 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 00:46:29,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 00:46:29,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 00:46:29,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 00:46:29,912 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 00:46:29,912 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 00:46:29,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe000_tso.opt.i [2021-07-10 00:46:29,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12fccac14/b04d61a4db864961ab6d760a57efbf05/FLAGe21203853 [2021-07-10 00:46:30,322 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 00:46:30,322 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe000_tso.opt.i [2021-07-10 00:46:30,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12fccac14/b04d61a4db864961ab6d760a57efbf05/FLAGe21203853 [2021-07-10 00:46:30,732 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12fccac14/b04d61a4db864961ab6d760a57efbf05 [2021-07-10 00:46:30,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 00:46:30,735 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 00:46:30,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 00:46:30,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 00:46:30,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 00:46:30,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:46:30" (1/1) ... [2021-07-10 00:46:30,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6352a66f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:30, skipping insertion in model container [2021-07-10 00:46:30,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:46:30" (1/1) ... [2021-07-10 00:46:30,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 00:46:30,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 00:46:30,875 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/safe000_tso.opt.i[949,962] [2021-07-10 00:46:31,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 00:46:31,043 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 00:46:31,051 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/safe000_tso.opt.i[949,962] [2021-07-10 00:46:31,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 00:46:31,113 INFO L208 MainTranslator]: Completed translation [2021-07-10 00:46:31,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:31 WrapperNode [2021-07-10 00:46:31,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 00:46:31,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 00:46:31,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 00:46:31,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 00:46:31,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:31" (1/1) ... [2021-07-10 00:46:31,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:31" (1/1) ... [2021-07-10 00:46:31,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 00:46:31,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 00:46:31,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 00:46:31,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 00:46:31,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:31" (1/1) ... [2021-07-10 00:46:31,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:31" (1/1) ... [2021-07-10 00:46:31,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:31" (1/1) ... [2021-07-10 00:46:31,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:31" (1/1) ... [2021-07-10 00:46:31,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:31" (1/1) ... [2021-07-10 00:46:31,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:31" (1/1) ... [2021-07-10 00:46:31,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:31" (1/1) ... [2021-07-10 00:46:31,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 00:46:31,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 00:46:31,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 00:46:31,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 00:46:31,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:31" (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 00:46:31,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 00:46:31,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 00:46:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 00:46:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 00:46:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 00:46:31,249 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 00:46:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 00:46:31,249 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 00:46:31,249 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 00:46:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 00:46:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 00:46:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 00:46:31,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 00:46:31,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 00:46:31,251 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 00:46:31,594 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 00:46:31,594 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 00:46:31,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:46:31 BoogieIcfgContainer [2021-07-10 00:46:31,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 00:46:31,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 00:46:31,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 00:46:31,599 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 00:46:31,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 12:46:30" (1/3) ... [2021-07-10 00:46:31,599 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@472989a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:46:31, skipping insertion in model container [2021-07-10 00:46:31,599 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:46:31" (2/3) ... [2021-07-10 00:46:31,600 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@472989a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:46:31, skipping insertion in model container [2021-07-10 00:46:31,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:46:31" (3/3) ... [2021-07-10 00:46:31,601 INFO L111 eAbstractionObserver]: Analyzing ICFG safe000_tso.opt.i [2021-07-10 00:46:31,604 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 00:46:31,604 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 00:46:31,604 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 00:46:31,605 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 00:46:31,628 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,628 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,628 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,628 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,628 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,629 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,629 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,629 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,631 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,631 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,631 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,631 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,632 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,632 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,632 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,633 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,633 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,633 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,633 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,637 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,637 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,637 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,637 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,638 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,638 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,639 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,639 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,642 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,642 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,642 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,642 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,646 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,646 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,646 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,648 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,648 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,648 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:46:31,651 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 00:46:31,667 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 00:46:31,729 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 00:46:31,729 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 00:46:31,729 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 00:46:31,729 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 00:46:31,730 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 00:46:31,730 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 00:46:31,730 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 00:46:31,730 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 00:46:31,783 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:46:31,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:46:31,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1074816976, now seen corresponding path program 1 times [2021-07-10 00:46:31,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:46:31,813 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786958814] [2021-07-10 00:46:31,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:46:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:46:31,986 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 00:46:31,987 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:46:31,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786958814] [2021-07-10 00:46:31,988 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786958814] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:46:31,988 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:46:31,988 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 00:46:31,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818623520] [2021-07-10 00:46:31,991 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 00:46:31,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:46:31,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 00:46:32,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 00:46:32,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:32,001 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:46:32,002 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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 00:46:32,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:32,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:32,108 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 00:46:32,109 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:46:32,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:46:32,109 INFO L82 PathProgramCache]: Analyzing trace with hash 663437649, now seen corresponding path program 1 times [2021-07-10 00:46:32,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:46:32,109 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194871773] [2021-07-10 00:46:32,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:46:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:46:32,387 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 00:46:32,388 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:46:32,388 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194871773] [2021-07-10 00:46:32,388 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194871773] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:46:32,388 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:46:32,388 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 00:46:32,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489067944] [2021-07-10 00:46:32,389 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 00:46:32,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:46:32,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 00:46:32,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 00:46:32,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:32,390 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:46:32,391 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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 00:46:32,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:32,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:32,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:32,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:46:32,896 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 00:46:32,897 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:46:32,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:46:32,897 INFO L82 PathProgramCache]: Analyzing trace with hash -978282190, now seen corresponding path program 1 times [2021-07-10 00:46:32,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:46:32,897 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042414295] [2021-07-10 00:46:32,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:46:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:46:33,034 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 00:46:33,034 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:46:33,034 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042414295] [2021-07-10 00:46:33,034 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042414295] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:46:33,034 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:46:33,034 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 00:46:33,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89822513] [2021-07-10 00:46:33,036 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 00:46:33,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:46:33,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 00:46:33,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 00:46:33,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:33,038 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:46:33,038 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 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 00:46:33,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:33,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:46:33,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:33,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:33,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:46:33,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 00:46:33,543 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 00:46:33,543 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:46:33,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:46:33,545 INFO L82 PathProgramCache]: Analyzing trace with hash 295647658, now seen corresponding path program 2 times [2021-07-10 00:46:33,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:46:33,545 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158513641] [2021-07-10 00:46:33,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:46:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:46:33,676 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 00:46:33,676 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:46:33,676 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158513641] [2021-07-10 00:46:33,676 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1158513641] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:46:33,676 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:46:33,677 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 00:46:33,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840863653] [2021-07-10 00:46:33,677 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 00:46:33,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:46:33,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 00:46:33,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 00:46:33,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:33,678 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:46:33,678 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 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 00:46:33,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:33,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:46:33,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 00:46:33,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:34,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:34,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:46:34,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 00:46:34,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 00:46:34,161 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 00:46:34,161 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:46:34,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:46:34,162 INFO L82 PathProgramCache]: Analyzing trace with hash 13392514, now seen corresponding path program 1 times [2021-07-10 00:46:34,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:46:34,162 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786192088] [2021-07-10 00:46:34,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:46:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:46:34,256 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 00:46:34,256 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:46:34,256 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786192088] [2021-07-10 00:46:34,256 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786192088] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:46:34,256 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:46:34,256 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 00:46:34,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913379055] [2021-07-10 00:46:34,257 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 00:46:34,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:46:34,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 00:46:34,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-10 00:46:34,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:34,258 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:46:34,258 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 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 00:46:34,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:34,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:46:34,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 00:46:34,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 00:46:34,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:34,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:34,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:46:34,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 00:46:34,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 00:46:34,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 00:46:34,780 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 00:46:34,780 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:46:34,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:46:34,781 INFO L82 PathProgramCache]: Analyzing trace with hash 472798166, now seen corresponding path program 1 times [2021-07-10 00:46:34,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:46:34,781 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425063602] [2021-07-10 00:46:34,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:46:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:46:34,879 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 00:46:34,879 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:46:34,879 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425063602] [2021-07-10 00:46:34,879 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425063602] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:46:34,879 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:46:34,879 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 00:46:34,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943455257] [2021-07-10 00:46:34,880 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 00:46:34,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:46:34,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 00:46:34,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 00:46:34,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:34,880 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:46:34,881 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 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 00:46:34,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:34,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:46:34,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 00:46:34,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-10 00:46:34,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 00:46:34,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:37,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:46:37,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:46:37,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 00:46:37,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-10 00:46:37,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 00:46:37,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:46:37,010 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 00:46:37,016 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 00:46:37,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 12:46:37 BasicIcfg [2021-07-10 00:46:37,017 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 00:46:37,018 INFO L168 Benchmark]: Toolchain (without parser) took 6282.74 ms. Allocated memory was 196.1 MB in the beginning and 733.0 MB in the end (delta: 536.9 MB). Free memory was 159.6 MB in the beginning and 560.2 MB in the end (delta: -400.6 MB). Peak memory consumption was 343.8 MB. Max. memory is 8.0 GB. [2021-07-10 00:46:37,018 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 196.1 MB. Free memory is still 177.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 00:46:37,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 378.49 ms. Allocated memory is still 196.1 MB. Free memory was 159.4 MB in the beginning and 170.5 MB in the end (delta: -11.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 8.0 GB. [2021-07-10 00:46:37,019 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.50 ms. Allocated memory is still 196.1 MB. Free memory was 170.5 MB in the beginning and 168.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:46:37,019 INFO L168 Benchmark]: Boogie Preprocessor took 25.94 ms. Allocated memory is still 196.1 MB. Free memory was 168.4 MB in the beginning and 167.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 00:46:37,019 INFO L168 Benchmark]: RCFGBuilder took 402.05 ms. Allocated memory is still 196.1 MB. Free memory was 167.4 MB in the beginning and 143.8 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:46:37,019 INFO L168 Benchmark]: TraceAbstraction took 5420.44 ms. Allocated memory was 196.1 MB in the beginning and 733.0 MB in the end (delta: 536.9 MB). Free memory was 143.3 MB in the beginning and 560.2 MB in the end (delta: -417.0 MB). Peak memory consumption was 327.5 MB. Max. memory is 8.0 GB. [2021-07-10 00:46:37,020 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 196.1 MB. Free memory is still 177.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 378.49 ms. Allocated memory is still 196.1 MB. Free memory was 159.4 MB in the beginning and 170.5 MB in the end (delta: -11.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 49.50 ms. Allocated memory is still 196.1 MB. Free memory was 170.5 MB in the beginning and 168.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 25.94 ms. Allocated memory is still 196.1 MB. Free memory was 168.4 MB in the beginning and 167.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 402.05 ms. Allocated memory is still 196.1 MB. Free memory was 167.4 MB in the beginning and 143.8 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5420.44 ms. Allocated memory was 196.1 MB in the beginning and 733.0 MB in the end (delta: 536.9 MB). Free memory was 143.3 MB in the beginning and 560.2 MB in the end (delta: -417.0 MB). Peak memory consumption was 327.5 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: 151950, positive: 149751, positive conditional: 149751, positive unconditional: 0, negative: 2199, negative conditional: 2199, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 151558, positive: 149751, positive conditional: 149751, positive unconditional: 0, negative: 1807, negative conditional: 1807, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 151558, positive: 148831, positive conditional: 0, positive unconditional: 148831, negative: 2727, negative conditional: 0, negative unconditional: 2727, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 636, positive: 617, positive conditional: 0, positive unconditional: 617, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 636, positive: 613, positive conditional: 0, positive unconditional: 613, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 29, positive conditional: 25, positive unconditional: 4, negative: 79, negative conditional: 60, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 205, positive: 72, positive conditional: 28, positive unconditional: 45, negative: 132, negative conditional: 107, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 151558, positive: 148214, positive conditional: 0, positive unconditional: 148214, negative: 2708, negative conditional: 0, negative unconditional: 2708, unknown: 636, unknown conditional: 0, unknown unconditional: 636] , Statistics on independence cache: Total cache size (in pairs): 721, Positive cache size: 642, Positive conditional cache size: 25, Positive unconditional cache size: 617, Negative cache size: 79, Negative conditional cache size: 60, Negative unconditional cache size: 19, SemanticConditionEliminator.Independence Queries: [ total: 11745, positive: 920, positive conditional: 920, positive unconditional: 0, negative: 10825, negative conditional: 1938, negative unconditional: 8887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11745, positive: 920, positive conditional: 920, positive unconditional: 0, negative: 10825, negative conditional: 1938, negative unconditional: 8887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 29, positive conditional: 25, positive unconditional: 4, negative: 79, negative conditional: 60, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 205, positive: 72, positive conditional: 28, positive unconditional: 45, negative: 132, negative conditional: 107, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11745, positive: 895, positive conditional: 895, positive unconditional: 0, negative: 10765, negative conditional: 1878, negative unconditional: 8887, unknown: 85, unknown conditional: 85, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 721, Positive cache size: 642, Positive conditional cache size: 25, Positive unconditional cache size: 617, Negative cache size: 79, Negative conditional cache size: 60, Negative unconditional cache size: 19, Eliminated conditions: 8887, SemanticConditionEliminator.Independence Queries: [ total: 11745, positive: 920, positive conditional: 920, positive unconditional: 0, negative: 10825, negative conditional: 1938, negative unconditional: 8887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11745, positive: 920, positive conditional: 920, positive unconditional: 0, negative: 10825, negative conditional: 1938, negative unconditional: 8887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 29, positive conditional: 25, positive unconditional: 4, negative: 79, negative conditional: 60, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 205, positive: 72, positive conditional: 28, positive unconditional: 45, negative: 132, negative conditional: 107, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11745, positive: 895, positive conditional: 895, positive unconditional: 0, negative: 10765, negative conditional: 1878, negative unconditional: 8887, unknown: 85, unknown conditional: 85, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 721, Positive cache size: 642, Positive conditional cache size: 25, Positive unconditional cache size: 617, Negative cache size: 79, Negative conditional cache size: 60, Negative unconditional cache size: 19, Eliminated conditions: 8887, SemanticConditionEliminator.Independence Queries: [ total: 11745, positive: 920, positive conditional: 920, positive unconditional: 0, negative: 10825, negative conditional: 1938, negative unconditional: 8887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11745, positive: 920, positive conditional: 920, positive unconditional: 0, negative: 10825, negative conditional: 1938, negative unconditional: 8887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 29, positive conditional: 25, positive unconditional: 4, negative: 79, negative conditional: 60, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 205, positive: 72, positive conditional: 28, positive unconditional: 45, negative: 132, negative conditional: 107, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11745, positive: 895, positive conditional: 895, positive unconditional: 0, negative: 10765, negative conditional: 1878, negative unconditional: 8887, unknown: 85, unknown conditional: 85, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 721, Positive cache size: 642, Positive conditional cache size: 25, Positive unconditional cache size: 617, Negative cache size: 79, Negative conditional cache size: 60, Negative unconditional cache size: 19, Eliminated conditions: 8887, SemanticConditionEliminator.Independence Queries: [ total: 11745, positive: 920, positive conditional: 920, positive unconditional: 0, negative: 10825, negative conditional: 1938, negative unconditional: 8887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11745, positive: 920, positive conditional: 920, positive unconditional: 0, negative: 10825, negative conditional: 1938, negative unconditional: 8887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 29, positive conditional: 25, positive unconditional: 4, negative: 79, negative conditional: 60, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 205, positive: 72, positive conditional: 28, positive unconditional: 45, negative: 132, negative conditional: 107, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11745, positive: 895, positive conditional: 895, positive unconditional: 0, negative: 10765, negative conditional: 1878, negative unconditional: 8887, unknown: 85, unknown conditional: 85, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 721, Positive cache size: 642, Positive conditional cache size: 25, Positive unconditional cache size: 617, Negative cache size: 79, Negative conditional cache size: 60, Negative unconditional cache size: 19, Eliminated conditions: 8887, SemanticConditionEliminator.Independence Queries: [ total: 11745, positive: 920, positive conditional: 920, positive unconditional: 0, negative: 10825, negative conditional: 1938, negative unconditional: 8887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11745, positive: 920, positive conditional: 920, positive unconditional: 0, negative: 10825, negative conditional: 1938, negative unconditional: 8887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 29, positive conditional: 25, positive unconditional: 4, negative: 79, negative conditional: 60, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 205, positive: 72, positive conditional: 28, positive unconditional: 45, negative: 132, negative conditional: 107, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11745, positive: 895, positive conditional: 895, positive unconditional: 0, negative: 10765, negative conditional: 1878, negative unconditional: 8887, unknown: 85, unknown conditional: 85, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 721, Positive cache size: 642, Positive conditional cache size: 25, Positive unconditional cache size: 617, Negative cache size: 79, Negative conditional cache size: 60, Negative unconditional cache size: 19, Eliminated conditions: 8887, SemanticConditionEliminator.Independence Queries: [ total: 11745, positive: 920, positive conditional: 920, positive unconditional: 0, negative: 10825, negative conditional: 1938, negative unconditional: 8887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11745, positive: 920, positive conditional: 920, positive unconditional: 0, negative: 10825, negative conditional: 1938, negative unconditional: 8887, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, positive: 29, positive conditional: 25, positive unconditional: 4, negative: 79, negative conditional: 60, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 205, positive: 72, positive conditional: 28, positive unconditional: 45, negative: 132, negative conditional: 107, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11745, positive: 895, positive conditional: 895, positive unconditional: 0, negative: 10765, negative conditional: 1878, negative unconditional: 8887, unknown: 85, unknown conditional: 85, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 721, Positive cache size: 642, Positive conditional cache size: 25, Positive unconditional cache size: 617, Negative cache size: 79, Negative conditional cache size: 60, Negative unconditional cache size: 19, Eliminated conditions: 8887 ], Maximal queried relation: 6, Independence queries for same thread: 392 - 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: 5328.6ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.1ms, PartialOrderReductionTime: 4285.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 83, 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: 17.1ms SsaConstructionTime, 144.3ms SatisfiabilityAnalysisTime, 669.8ms InterpolantComputationTime, 347 NumberOfCodeBlocks, 347 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 341 ConstructedInterpolants, 0 QuantifiedInterpolants, 1289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...