/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe030_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 07:44:41,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 07:44:41,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 07:44:41,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 07:44:41,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 07:44:41,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 07:44:41,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 07:44:41,759 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-10 07:44:41,775 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 07:44:41,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 07:44:41,775 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 07:44:41,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 07:44:41,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 07:44:41,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 07:44:41,776 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 07:44:41,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 07:44:41,777 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 07:44:41,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 07:44:41,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 07:44:41,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 07:44:41,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 07:44:41,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 07:44:41,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 07:44:41,778 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 07:44:41,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 07:44:41,779 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 07:44:41,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 07:44:41,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 07:44:41,779 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 07:44:41,779 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 07:44:41,780 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 07:44:41,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 07:44:41,780 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 07:44:41,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 07:44:41,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 07:44:41,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 07:44:41,787 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-10 07:44:41,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 07:44:41,787 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 07:44:41,788 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 07:44:41,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 07:44:41,788 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 07:44:41,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 07:44:42,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 07:44:42,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 07:44:42,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 07:44:42,032 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 07:44:42,033 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 07:44:42,034 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe030_tso.opt.i [2021-07-10 07:44:42,088 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19179322e/65c03ddf1724447f99457b8517b5aa55/FLAGee9849e23 [2021-07-10 07:44:42,512 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 07:44:42,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe030_tso.opt.i [2021-07-10 07:44:42,535 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19179322e/65c03ddf1724447f99457b8517b5aa55/FLAGee9849e23 [2021-07-10 07:44:42,549 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19179322e/65c03ddf1724447f99457b8517b5aa55 [2021-07-10 07:44:42,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 07:44:42,552 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 07:44:42,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 07:44:42,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 07:44:42,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 07:44:42,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:44:42" (1/1) ... [2021-07-10 07:44:42,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bbd7397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42, skipping insertion in model container [2021-07-10 07:44:42,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:44:42" (1/1) ... [2021-07-10 07:44:42,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 07:44:42,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 07:44:42,728 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/safe030_tso.opt.i[949,962] [2021-07-10 07:44:42,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:44:42,842 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 07:44:42,852 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/safe030_tso.opt.i[949,962] [2021-07-10 07:44:42,884 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:44:42,924 INFO L208 MainTranslator]: Completed translation [2021-07-10 07:44:42,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42 WrapperNode [2021-07-10 07:44:42,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 07:44:42,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 07:44:42,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 07:44:42,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 07:44:42,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42" (1/1) ... [2021-07-10 07:44:42,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42" (1/1) ... [2021-07-10 07:44:42,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 07:44:42,967 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 07:44:42,967 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 07:44:42,967 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 07:44:42,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42" (1/1) ... [2021-07-10 07:44:42,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42" (1/1) ... [2021-07-10 07:44:42,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42" (1/1) ... [2021-07-10 07:44:42,985 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42" (1/1) ... [2021-07-10 07:44:42,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42" (1/1) ... [2021-07-10 07:44:42,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42" (1/1) ... [2021-07-10 07:44:42,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42" (1/1) ... [2021-07-10 07:44:42,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 07:44:42,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 07:44:42,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 07:44:42,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 07:44:42,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 07:44:43,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 07:44:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 07:44:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 07:44:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 07:44:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 07:44:43,049 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 07:44:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 07:44:43,049 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 07:44:43,049 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 07:44:43,049 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 07:44:43,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 07:44:43,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 07:44:43,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 07:44:43,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 07:44:43,051 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 07:44:43,317 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 07:44:43,317 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 07:44:43,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:44:43 BoogieIcfgContainer [2021-07-10 07:44:43,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 07:44:43,320 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 07:44:43,320 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 07:44:43,322 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 07:44:43,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 07:44:42" (1/3) ... [2021-07-10 07:44:43,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d805f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:44:43, skipping insertion in model container [2021-07-10 07:44:43,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:44:42" (2/3) ... [2021-07-10 07:44:43,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d805f97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:44:43, skipping insertion in model container [2021-07-10 07:44:43,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:44:43" (3/3) ... [2021-07-10 07:44:43,324 INFO L111 eAbstractionObserver]: Analyzing ICFG safe030_tso.opt.i [2021-07-10 07:44:43,327 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 07:44:43,328 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 07:44:43,328 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 07:44:43,328 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 07:44:43,347 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,348 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,348 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,348 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,348 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,348 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,349 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,349 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,349 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,349 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,349 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,350 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,350 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,350 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,350 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,350 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,350 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,350 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,351 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,351 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,351 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,351 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,351 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,351 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,351 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,351 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,352 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,352 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,352 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,352 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,352 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,354 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,354 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,354 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,354 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,357 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,358 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,358 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,358 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,359 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,359 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,360 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,360 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:44:43,361 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 07:44:43,377 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 07:44:43,431 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 07:44:43,431 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 07:44:43,431 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 07:44:43,431 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 07:44:43,431 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 07:44:43,432 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 07:44:43,432 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 07:44:43,432 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 07:44:43,626 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:43,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:43,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1715792835, now seen corresponding path program 1 times [2021-07-10 07:44:43,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:43,635 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455044179] [2021-07-10 07:44:43,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:43,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:44:43,779 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:43,779 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455044179] [2021-07-10 07:44:43,780 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455044179] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:43,780 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:43,780 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 07:44:43,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152178699] [2021-07-10 07:44:43,783 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 07:44:43,783 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:43,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 07:44:43,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 07:44:43,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:43,793 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:43,794 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:44:43,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:43,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:43,803 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 07:44:43,803 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:43,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:43,804 INFO L82 PathProgramCache]: Analyzing trace with hash 219908860, now seen corresponding path program 1 times [2021-07-10 07:44:43,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:43,804 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761994510] [2021-07-10 07:44:43,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:43,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:44:43,987 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:43,989 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761994510] [2021-07-10 07:44:43,990 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761994510] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:43,990 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:43,991 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 07:44:43,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974774649] [2021-07-10 07:44:43,995 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 07:44:43,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:44,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 07:44:44,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 07:44:44,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:44,001 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:44,002 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:44:44,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:44,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:44,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:44,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:44,175 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 07:44:44,175 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:44,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:44,176 INFO L82 PathProgramCache]: Analyzing trace with hash 880613301, now seen corresponding path program 1 times [2021-07-10 07:44:44,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:44,176 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87657118] [2021-07-10 07:44:44,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:44,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:44:44,281 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:44,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87657118] [2021-07-10 07:44:44,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87657118] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:44,281 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:44,281 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:44:44,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121367287] [2021-07-10 07:44:44,281 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:44:44,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:44,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:44:44,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:44:44,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:44,282 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:44,283 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:44:44,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:44,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:44,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:44,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:44,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:44,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 07:44:44,584 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 07:44:44,584 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:44:44,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:44:44,585 INFO L82 PathProgramCache]: Analyzing trace with hash 662565654, now seen corresponding path program 1 times [2021-07-10 07:44:44,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:44:44,585 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904599396] [2021-07-10 07:44:44,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:44:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:44:44,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:44:44,686 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:44:44,686 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904599396] [2021-07-10 07:44:44,686 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904599396] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:44:44,687 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:44:44,687 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:44:44,687 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533265027] [2021-07-10 07:44:44,687 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:44:44,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:44:44,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:44:44,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:44:44,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:44,688 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:44:44,688 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:44:44,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:44,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:44,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 07:44:44,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:44,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:44:44,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:44:44,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 07:44:44,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:44:44,825 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 07:44:44,841 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 07:44:44,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 07:44:44 BasicIcfg [2021-07-10 07:44:44,843 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 07:44:44,844 INFO L168 Benchmark]: Toolchain (without parser) took 2291.93 ms. Allocated memory was 180.4 MB in the beginning and 222.3 MB in the end (delta: 41.9 MB). Free memory was 143.7 MB in the beginning and 124.1 MB in the end (delta: 19.6 MB). Peak memory consumption was 62.8 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:44,844 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 180.4 MB. Free memory was 161.9 MB in the beginning and 161.8 MB in the end (delta: 106.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 07:44:44,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.64 ms. Allocated memory is still 180.4 MB. Free memory was 143.5 MB in the beginning and 153.9 MB in the end (delta: -10.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:44,844 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.09 ms. Allocated memory is still 180.4 MB. Free memory was 153.5 MB in the beginning and 151.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:44,844 INFO L168 Benchmark]: Boogie Preprocessor took 25.24 ms. Allocated memory is still 180.4 MB. Free memory was 151.8 MB in the beginning and 150.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:44,845 INFO L168 Benchmark]: RCFGBuilder took 326.07 ms. Allocated memory is still 180.4 MB. Free memory was 150.4 MB in the beginning and 127.3 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:44,845 INFO L168 Benchmark]: TraceAbstraction took 1523.31 ms. Allocated memory was 180.4 MB in the beginning and 222.3 MB in the end (delta: 41.9 MB). Free memory was 126.7 MB in the beginning and 124.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 45.4 MB. Max. memory is 8.0 GB. [2021-07-10 07:44:44,846 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 180.4 MB. Free memory was 161.9 MB in the beginning and 161.8 MB in the end (delta: 106.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 370.64 ms. Allocated memory is still 180.4 MB. Free memory was 143.5 MB in the beginning and 153.9 MB in the end (delta: -10.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 41.09 ms. Allocated memory is still 180.4 MB. Free memory was 153.5 MB in the beginning and 151.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 25.24 ms. Allocated memory is still 180.4 MB. Free memory was 151.8 MB in the beginning and 150.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 326.07 ms. Allocated memory is still 180.4 MB. Free memory was 150.4 MB in the beginning and 127.3 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1523.31 ms. Allocated memory was 180.4 MB in the beginning and 222.3 MB in the end (delta: 41.9 MB). Free memory was 126.7 MB in the beginning and 124.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 45.4 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: 8258, positive: 8086, positive conditional: 3211, positive unconditional: 4875, negative: 172, negative conditional: 115, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 8227, positive: 8086, positive conditional: 3211, positive unconditional: 4875, negative: 141, negative conditional: 84, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 8227, positive: 7935, positive conditional: 0, positive unconditional: 7935, negative: 292, negative conditional: 0, negative unconditional: 292, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1157, positive: 1131, positive conditional: 0, positive unconditional: 1131, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1157, positive: 1125, positive conditional: 0, positive unconditional: 1125, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 44, positive conditional: 33, positive unconditional: 11, negative: 114, negative conditional: 6, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8227, positive: 6804, positive conditional: 0, positive unconditional: 6804, negative: 266, negative conditional: 0, negative unconditional: 266, unknown: 1157, unknown conditional: 0, unknown unconditional: 1157] , Statistics on independence cache: Total cache size (in pairs): 1173, Positive cache size: 1143, Positive conditional cache size: 12, Positive unconditional cache size: 1131, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, SemanticConditionEliminator.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 44, positive conditional: 33, positive unconditional: 11, negative: 114, negative conditional: 6, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 594, positive: 139, positive conditional: 139, positive unconditional: 0, negative: 439, negative conditional: 1, negative unconditional: 438, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1173, Positive cache size: 1143, Positive conditional cache size: 12, Positive unconditional cache size: 1131, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 412, SemanticConditionEliminator.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 44, positive conditional: 33, positive unconditional: 11, negative: 114, negative conditional: 6, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 594, positive: 139, positive conditional: 139, positive unconditional: 0, negative: 439, negative conditional: 1, negative unconditional: 438, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1173, Positive cache size: 1143, Positive conditional cache size: 12, Positive unconditional cache size: 1131, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 412, SemanticConditionEliminator.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 44, positive conditional: 33, positive unconditional: 11, negative: 114, negative conditional: 6, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 594, positive: 139, positive conditional: 139, positive unconditional: 0, negative: 439, negative conditional: 1, negative unconditional: 438, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1173, Positive cache size: 1143, Positive conditional cache size: 12, Positive unconditional cache size: 1131, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 412, SemanticConditionEliminator.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 44, positive conditional: 33, positive unconditional: 11, negative: 114, negative conditional: 6, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 594, positive: 139, positive conditional: 139, positive unconditional: 0, negative: 439, negative conditional: 1, negative unconditional: 438, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1173, Positive cache size: 1143, Positive conditional cache size: 12, Positive unconditional cache size: 1131, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 412 ], Maximal queried relation: 4, Independence queries for same thread: 31 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 206, Number of persistent set computation: 302, Number of trivial persistent sets: 88, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8258, positive: 8086, positive conditional: 3211, positive unconditional: 4875, negative: 172, negative conditional: 115, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 8227, positive: 8086, positive conditional: 3211, positive unconditional: 4875, negative: 141, negative conditional: 84, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 8227, positive: 7935, positive conditional: 0, positive unconditional: 7935, negative: 292, negative conditional: 0, negative unconditional: 292, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1157, positive: 1131, positive conditional: 0, positive unconditional: 1131, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1157, positive: 1125, positive conditional: 0, positive unconditional: 1125, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 44, positive conditional: 33, positive unconditional: 11, negative: 114, negative conditional: 6, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8227, positive: 6804, positive conditional: 0, positive unconditional: 6804, negative: 266, negative conditional: 0, negative unconditional: 266, unknown: 1157, unknown conditional: 0, unknown unconditional: 1157] , Statistics on independence cache: Total cache size (in pairs): 1173, Positive cache size: 1143, Positive conditional cache size: 12, Positive unconditional cache size: 1131, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, SemanticConditionEliminator.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 44, positive conditional: 33, positive unconditional: 11, negative: 114, negative conditional: 6, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 594, positive: 139, positive conditional: 139, positive unconditional: 0, negative: 439, negative conditional: 1, negative unconditional: 438, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1173, Positive cache size: 1143, Positive conditional cache size: 12, Positive unconditional cache size: 1131, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 412, SemanticConditionEliminator.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 44, positive conditional: 33, positive unconditional: 11, negative: 114, negative conditional: 6, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 594, positive: 139, positive conditional: 139, positive unconditional: 0, negative: 439, negative conditional: 1, negative unconditional: 438, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1173, Positive cache size: 1143, Positive conditional cache size: 12, Positive unconditional cache size: 1131, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 412, SemanticConditionEliminator.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 44, positive conditional: 33, positive unconditional: 11, negative: 114, negative conditional: 6, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 594, positive: 139, positive conditional: 139, positive unconditional: 0, negative: 439, negative conditional: 1, negative unconditional: 438, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1173, Positive cache size: 1143, Positive conditional cache size: 12, Positive unconditional cache size: 1131, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 412, SemanticConditionEliminator.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 594, positive: 151, positive conditional: 151, positive unconditional: 0, negative: 443, negative conditional: 5, negative unconditional: 438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 44, positive conditional: 33, positive unconditional: 11, negative: 114, negative conditional: 6, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 594, positive: 139, positive conditional: 139, positive unconditional: 0, negative: 439, negative conditional: 1, negative unconditional: 438, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1173, Positive cache size: 1143, Positive conditional cache size: 12, Positive unconditional cache size: 1131, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 412 ], Maximal queried relation: 4, Independence queries for same thread: 31 - 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, 105 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1447.0ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.5ms, PartialOrderReductionTime: 798.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 33, 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: 9.1ms SsaConstructionTime, 78.5ms SatisfiabilityAnalysisTime, 372.1ms InterpolantComputationTime, 223 NumberOfCodeBlocks, 223 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 219 ConstructedInterpolants, 0 QuantifiedInterpolants, 565 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...