/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/safe014_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 00:48:23,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 00:48:23,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 00:48:23,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 00:48:23,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 00:48:23,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 00:48:23,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 00:48:23,735 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 00:48:23,762 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 00:48:23,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 00:48:23,763 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 00:48:23,763 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 00:48:23,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 00:48:23,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 00:48:23,765 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 00:48:23,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 00:48:23,766 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 00:48:23,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 00:48:23,766 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 00:48:23,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 00:48:23,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 00:48:23,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 00:48:23,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 00:48:23,767 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 00:48:23,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 00:48:23,767 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 00:48:23,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 00:48:23,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 00:48:23,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 00:48:23,767 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 00:48:23,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 00:48:23,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 00:48:23,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 00:48:23,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 00:48:23,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 00:48:23,768 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 00:48:23,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 00:48:23,768 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 00:48:23,768 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 00:48:23,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 00:48:23,768 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-10 00:48:23,769 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 00:48:24,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 00:48:24,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 00:48:24,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 00:48:24,066 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 00:48:24,066 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 00:48:24,067 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_tso.opt.i [2021-07-10 00:48:24,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6f52133f/3c48244fdad34acf9efb398b352728c0/FLAGa4ca6713b [2021-07-10 00:48:24,543 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 00:48:24,543 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_tso.opt.i [2021-07-10 00:48:24,556 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6f52133f/3c48244fdad34acf9efb398b352728c0/FLAGa4ca6713b [2021-07-10 00:48:24,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6f52133f/3c48244fdad34acf9efb398b352728c0 [2021-07-10 00:48:24,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 00:48:24,924 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 00:48:24,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 00:48:24,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 00:48:24,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 00:48:24,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:48:24" (1/1) ... [2021-07-10 00:48:24,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@622873c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:24, skipping insertion in model container [2021-07-10 00:48:24,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 12:48:24" (1/1) ... [2021-07-10 00:48:24,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 00:48:24,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 00:48:25,058 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/safe014_tso.opt.i[949,962] [2021-07-10 00:48:25,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 00:48:25,226 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 00:48:25,235 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/safe014_tso.opt.i[949,962] [2021-07-10 00:48:25,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 00:48:25,297 INFO L208 MainTranslator]: Completed translation [2021-07-10 00:48:25,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:25 WrapperNode [2021-07-10 00:48:25,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 00:48:25,298 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 00:48:25,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 00:48:25,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 00:48:25,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:25" (1/1) ... [2021-07-10 00:48:25,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:25" (1/1) ... [2021-07-10 00:48:25,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 00:48:25,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 00:48:25,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 00:48:25,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 00:48:25,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:25" (1/1) ... [2021-07-10 00:48:25,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:25" (1/1) ... [2021-07-10 00:48:25,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:25" (1/1) ... [2021-07-10 00:48:25,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:25" (1/1) ... [2021-07-10 00:48:25,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:25" (1/1) ... [2021-07-10 00:48:25,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:25" (1/1) ... [2021-07-10 00:48:25,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:25" (1/1) ... [2021-07-10 00:48:25,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 00:48:25,377 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 00:48:25,377 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 00:48:25,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 00:48:25,378 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:25" (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 00:48:25,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 00:48:25,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 00:48:25,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 00:48:25,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 00:48:25,458 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 00:48:25,458 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 00:48:25,458 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 00:48:25,458 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 00:48:25,458 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 00:48:25,459 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 00:48:25,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 00:48:25,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 00:48:25,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 00:48:25,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 00:48:25,460 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 00:48:25,726 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 00:48:25,726 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 00:48:25,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:48:25 BoogieIcfgContainer [2021-07-10 00:48:25,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 00:48:25,729 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 00:48:25,729 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 00:48:25,731 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 00:48:25,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 12:48:24" (1/3) ... [2021-07-10 00:48:25,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ccf776b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:48:25, skipping insertion in model container [2021-07-10 00:48:25,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 12:48:25" (2/3) ... [2021-07-10 00:48:25,732 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ccf776b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 12:48:25, skipping insertion in model container [2021-07-10 00:48:25,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 12:48:25" (3/3) ... [2021-07-10 00:48:25,733 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_tso.opt.i [2021-07-10 00:48:25,737 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 00:48:25,737 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 00:48:25,737 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 00:48:25,737 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 00:48:25,755 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,756 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,756 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,756 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,756 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,756 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,756 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,756 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,757 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,757 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,757 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,757 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,757 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,757 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,758 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,758 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,758 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,758 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,758 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,759 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,759 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,759 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,759 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,760 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,760 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,762 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,762 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,766 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,766 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,766 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,766 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,767 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,767 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,768 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,768 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 00:48:25,773 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 00:48:25,790 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 00:48:25,846 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 00:48:25,846 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 00:48:25,846 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 00:48:25,846 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 00:48:25,846 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 00:48:25,846 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 00:48:25,846 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 00:48:25,846 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 00:48:25,900 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:25,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:25,904 INFO L82 PathProgramCache]: Analyzing trace with hash -1074816976, now seen corresponding path program 1 times [2021-07-10 00:48:25,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:25,910 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681054702] [2021-07-10 00:48:25,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:26,103 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 00:48:26,104 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:26,104 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681054702] [2021-07-10 00:48:26,105 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681054702] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:26,105 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:26,105 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 00:48:26,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683139362] [2021-07-10 00:48:26,110 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 00:48:26,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:26,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 00:48:26,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 00:48:26,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:26,123 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:26,125 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 00:48:26,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:26,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:26,225 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 00:48:26,225 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:26,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:26,225 INFO L82 PathProgramCache]: Analyzing trace with hash 663437649, now seen corresponding path program 1 times [2021-07-10 00:48:26,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:26,226 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19021216] [2021-07-10 00:48:26,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:26,403 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 00:48:26,403 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:26,403 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19021216] [2021-07-10 00:48:26,404 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19021216] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:26,404 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:26,404 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 00:48:26,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932178506] [2021-07-10 00:48:26,405 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 00:48:26,405 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:26,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 00:48:26,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 00:48:26,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:26,406 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:26,406 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 00:48:26,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:26,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:26,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:26,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:26,843 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 00:48:26,843 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:26,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:26,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1646772520, now seen corresponding path program 1 times [2021-07-10 00:48:26,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:26,844 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143275510] [2021-07-10 00:48:26,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:26,961 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 00:48:26,961 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:26,961 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143275510] [2021-07-10 00:48:26,962 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143275510] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:26,962 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:26,962 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 00:48:26,962 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204528745] [2021-07-10 00:48:26,963 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 00:48:26,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:26,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 00:48:26,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 00:48:26,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:26,968 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:26,969 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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 00:48:26,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:26,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:26,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:27,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:27,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:27,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:27,325 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 00:48:27,325 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:27,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:27,326 INFO L82 PathProgramCache]: Analyzing trace with hash 13392514, now seen corresponding path program 1 times [2021-07-10 00:48:27,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:27,327 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545576716] [2021-07-10 00:48:27,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:27,458 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 00:48:27,458 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:27,458 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545576716] [2021-07-10 00:48:27,458 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545576716] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:27,458 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:27,458 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 00:48:27,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381441027] [2021-07-10 00:48:27,459 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 00:48:27,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:27,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 00:48:27,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 00:48:27,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:27,460 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:27,460 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 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 00:48:27,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:27,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:27,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:27,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:27,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:27,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:27,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:27,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:27,960 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 00:48:27,960 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:27,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:27,960 INFO L82 PathProgramCache]: Analyzing trace with hash -817236071, now seen corresponding path program 1 times [2021-07-10 00:48:27,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:27,961 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684016099] [2021-07-10 00:48:27,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:28,059 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 00:48:28,059 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:28,059 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684016099] [2021-07-10 00:48:28,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684016099] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:28,060 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:28,060 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 00:48:28,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225646816] [2021-07-10 00:48:28,061 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 00:48:28,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:28,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 00:48:28,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 00:48:28,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:28,061 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:28,062 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 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 00:48:28,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:28,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:28,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:28,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:28,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:28,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:28,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:28,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:28,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:28,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:48:28,460 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 00:48:28,460 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:28,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:28,460 INFO L82 PathProgramCache]: Analyzing trace with hash 723152411, now seen corresponding path program 1 times [2021-07-10 00:48:28,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:28,460 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267119721] [2021-07-10 00:48:28,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:28,562 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 00:48:28,562 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:28,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267119721] [2021-07-10 00:48:28,562 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267119721] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:28,562 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:28,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 00:48:28,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891204095] [2021-07-10 00:48:28,563 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 00:48:28,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:28,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 00:48:28,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 00:48:28,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:28,564 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:28,564 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 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 00:48:28,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:28,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:28,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:28,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:28,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:48:28,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:28,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:28,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:28,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:28,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:28,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:48:28,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:28,979 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 00:48:28,979 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 00:48:28,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 00:48:28,979 INFO L82 PathProgramCache]: Analyzing trace with hash 1497327855, now seen corresponding path program 2 times [2021-07-10 00:48:28,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 00:48:28,979 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151224403] [2021-07-10 00:48:28,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 00:48:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 00:48:29,069 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 00:48:29,069 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 00:48:29,070 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151224403] [2021-07-10 00:48:29,070 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151224403] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 00:48:29,070 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 00:48:29,070 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 00:48:29,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825969182] [2021-07-10 00:48:29,071 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 00:48:29,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 00:48:29,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 00:48:29,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 00:48:29,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:29,073 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 00:48:29,073 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 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 00:48:29,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:29,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:29,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:29,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:29,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:48:29,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:29,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:29,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 00:48:29,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:29,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 00:48:29,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:29,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 00:48:29,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 00:48:29,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 00:48:29,866 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-10 00:48:29,877 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 00:48:29,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 12:48:29 BasicIcfg [2021-07-10 00:48:29,884 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 00:48:29,884 INFO L168 Benchmark]: Toolchain (without parser) took 4960.94 ms. Allocated memory was 208.7 MB in the beginning and 472.9 MB in the end (delta: 264.2 MB). Free memory was 170.9 MB in the beginning and 228.9 MB in the end (delta: -58.0 MB). Peak memory consumption was 323.6 MB. Max. memory is 8.0 GB. [2021-07-10 00:48:29,885 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 208.7 MB. Free memory is still 189.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 00:48:29,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 371.46 ms. Allocated memory is still 208.7 MB. Free memory was 170.7 MB in the beginning and 181.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-10 00:48:29,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.48 ms. Allocated memory is still 208.7 MB. Free memory was 181.7 MB in the beginning and 179.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:48:29,888 INFO L168 Benchmark]: Boogie Preprocessor took 29.51 ms. Allocated memory is still 208.7 MB. Free memory was 179.6 MB in the beginning and 178.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:48:29,889 INFO L168 Benchmark]: RCFGBuilder took 350.86 ms. Allocated memory is still 208.7 MB. Free memory was 178.0 MB in the beginning and 154.4 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:48:29,889 INFO L168 Benchmark]: TraceAbstraction took 4154.71 ms. Allocated memory was 208.7 MB in the beginning and 472.9 MB in the end (delta: 264.2 MB). Free memory was 153.9 MB in the beginning and 228.9 MB in the end (delta: -75.0 MB). Peak memory consumption was 306.1 MB. Max. memory is 8.0 GB. [2021-07-10 00:48:29,891 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 208.7 MB. Free memory is still 189.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 371.46 ms. Allocated memory is still 208.7 MB. Free memory was 170.7 MB in the beginning and 181.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 48.48 ms. Allocated memory is still 208.7 MB. Free memory was 181.7 MB in the beginning and 179.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 29.51 ms. Allocated memory is still 208.7 MB. Free memory was 179.6 MB in the beginning and 178.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 350.86 ms. Allocated memory is still 208.7 MB. Free memory was 178.0 MB in the beginning and 154.4 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4154.71 ms. Allocated memory was 208.7 MB in the beginning and 472.9 MB in the end (delta: 264.2 MB). Free memory was 153.9 MB in the beginning and 228.9 MB in the end (delta: -75.0 MB). Peak memory consumption was 306.1 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: 108166, positive: 106385, positive conditional: 106385, positive unconditional: 0, negative: 1781, negative conditional: 1781, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 107925, positive: 106385, positive conditional: 106385, positive unconditional: 0, negative: 1540, negative conditional: 1540, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 107925, positive: 105794, positive conditional: 0, positive unconditional: 105794, negative: 2131, negative conditional: 0, negative unconditional: 2131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 608, positive: 588, positive conditional: 0, positive unconditional: 588, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 608, positive: 584, positive conditional: 0, positive unconditional: 584, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115, positive: 53, positive conditional: 24, positive unconditional: 30, negative: 61, negative conditional: 30, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 107925, positive: 105206, positive conditional: 0, positive unconditional: 105206, negative: 2111, negative conditional: 0, negative unconditional: 2111, unknown: 608, unknown conditional: 0, unknown unconditional: 608] , Statistics on independence cache: Total cache size (in pairs): 650, Positive cache size: 606, Positive conditional cache size: 18, Positive unconditional cache size: 588, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115, positive: 53, positive conditional: 24, positive unconditional: 30, negative: 61, negative conditional: 30, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10180, positive: 573, positive conditional: 573, positive unconditional: 0, negative: 9565, negative conditional: 1357, negative unconditional: 8208, unknown: 42, unknown conditional: 42, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 650, Positive cache size: 606, Positive conditional cache size: 18, Positive unconditional cache size: 588, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, Eliminated conditions: 8208, SemanticConditionEliminator.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115, positive: 53, positive conditional: 24, positive unconditional: 30, negative: 61, negative conditional: 30, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10180, positive: 573, positive conditional: 573, positive unconditional: 0, negative: 9565, negative conditional: 1357, negative unconditional: 8208, unknown: 42, unknown conditional: 42, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 650, Positive cache size: 606, Positive conditional cache size: 18, Positive unconditional cache size: 588, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, Eliminated conditions: 8208, SemanticConditionEliminator.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115, positive: 53, positive conditional: 24, positive unconditional: 30, negative: 61, negative conditional: 30, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10180, positive: 573, positive conditional: 573, positive unconditional: 0, negative: 9565, negative conditional: 1357, negative unconditional: 8208, unknown: 42, unknown conditional: 42, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 650, Positive cache size: 606, Positive conditional cache size: 18, Positive unconditional cache size: 588, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, Eliminated conditions: 8208, SemanticConditionEliminator.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115, positive: 53, positive conditional: 24, positive unconditional: 30, negative: 61, negative conditional: 30, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10180, positive: 573, positive conditional: 573, positive unconditional: 0, negative: 9565, negative conditional: 1357, negative unconditional: 8208, unknown: 42, unknown conditional: 42, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 650, Positive cache size: 606, Positive conditional cache size: 18, Positive unconditional cache size: 588, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, Eliminated conditions: 8208, SemanticConditionEliminator.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115, positive: 53, positive conditional: 24, positive unconditional: 30, negative: 61, negative conditional: 30, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10180, positive: 573, positive conditional: 573, positive unconditional: 0, negative: 9565, negative conditional: 1357, negative unconditional: 8208, unknown: 42, unknown conditional: 42, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 650, Positive cache size: 606, Positive conditional cache size: 18, Positive unconditional cache size: 588, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, Eliminated conditions: 8208, SemanticConditionEliminator.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115, positive: 53, positive conditional: 24, positive unconditional: 30, negative: 61, negative conditional: 30, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10180, positive: 573, positive conditional: 573, positive unconditional: 0, negative: 9565, negative conditional: 1357, negative unconditional: 8208, unknown: 42, unknown conditional: 42, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 650, Positive cache size: 606, Positive conditional cache size: 18, Positive unconditional cache size: 588, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, Eliminated conditions: 8208, SemanticConditionEliminator.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10180, positive: 591, positive conditional: 591, positive unconditional: 0, negative: 9589, negative conditional: 1381, negative unconditional: 8208, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 66, positive: 22, positive conditional: 18, positive unconditional: 4, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115, positive: 53, positive conditional: 24, positive unconditional: 30, negative: 61, negative conditional: 30, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10180, positive: 573, positive conditional: 573, positive unconditional: 0, negative: 9565, negative conditional: 1357, negative unconditional: 8208, unknown: 42, unknown conditional: 42, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 650, Positive cache size: 606, Positive conditional cache size: 18, Positive unconditional cache size: 588, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, Eliminated conditions: 8208 ], Maximal queried relation: 7, Independence queries for same thread: 241 - 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: 4071.0ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.3ms, PartialOrderReductionTime: 3032.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 79, 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: 22.0ms SsaConstructionTime, 160.6ms SatisfiabilityAnalysisTime, 635.0ms InterpolantComputationTime, 413 NumberOfCodeBlocks, 413 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 406 ConstructedInterpolants, 0 QuantifiedInterpolants, 1721 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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...