/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-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe004_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 14:57:20,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 14:57:20,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 14:57:20,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 14:57:20,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 14:57:20,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 14:57:20,140 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 14:57:20,144 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-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-07-14 14:57:20,165 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 14:57:20,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 14:57:20,165 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 14:57:20,165 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 14:57:20,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 14:57:20,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 14:57:20,166 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 14:57:20,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 14:57:20,167 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 14:57:20,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 14:57:20,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 14:57:20,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 14:57:20,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 14:57:20,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 14:57:20,167 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 14:57:20,167 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 14:57:20,167 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 14:57:20,167 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 14:57:20,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 14:57:20,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 14:57:20,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 14:57:20,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 14:57:20,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 14:57:20,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 14:57:20,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 14:57:20,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 14:57:20,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 14:57:20,168 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 14:57:20,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 14:57:20,168 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 14:57:20,169 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 14:57:20,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 14:57:20,169 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 14:57:20,169 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 14:57:20,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 14:57:20,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 14:57:20,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 14:57:20,400 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 14:57:20,400 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 14:57:20,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe004_tso.opt.i [2021-07-14 14:57:20,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bf2f12ed/58003844813244b99ffbae9ed4c597e4/FLAG9f83e01d8 [2021-07-14 14:57:20,906 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 14:57:20,906 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe004_tso.opt.i [2021-07-14 14:57:20,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bf2f12ed/58003844813244b99ffbae9ed4c597e4/FLAG9f83e01d8 [2021-07-14 14:57:20,932 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bf2f12ed/58003844813244b99ffbae9ed4c597e4 [2021-07-14 14:57:20,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 14:57:20,935 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 14:57:20,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 14:57:20,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 14:57:20,939 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 14:57:20,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:57:20" (1/1) ... [2021-07-14 14:57:20,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6148e8f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:20, skipping insertion in model container [2021-07-14 14:57:20,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:57:20" (1/1) ... [2021-07-14 14:57:20,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 14:57:20,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 14:57:21,069 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/safe004_tso.opt.i[949,962] [2021-07-14 14:57:21,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 14:57:21,230 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 14:57:21,239 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/safe004_tso.opt.i[949,962] [2021-07-14 14:57:21,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 14:57:21,297 INFO L208 MainTranslator]: Completed translation [2021-07-14 14:57:21,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21 WrapperNode [2021-07-14 14:57:21,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 14:57:21,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 14:57:21,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 14:57:21,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 14:57:21,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2021-07-14 14:57:21,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2021-07-14 14:57:21,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 14:57:21,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 14:57:21,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 14:57:21,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 14:57:21,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2021-07-14 14:57:21,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2021-07-14 14:57:21,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2021-07-14 14:57:21,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2021-07-14 14:57:21,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2021-07-14 14:57:21,353 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2021-07-14 14:57:21,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... [2021-07-14 14:57:21,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 14:57:21,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 14:57:21,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 14:57:21,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 14:57:21,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 14:57:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 14:57:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 14:57:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 14:57:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 14:57:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 14:57:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 14:57:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 14:57:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 14:57:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 14:57:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 14:57:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 14:57:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 14:57:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 14:57:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 14:57:21,420 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 14:57:21,730 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 14:57:21,731 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 14:57:21,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:57:21 BoogieIcfgContainer [2021-07-14 14:57:21,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 14:57:21,733 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 14:57:21,733 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 14:57:21,735 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 14:57:21,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:57:20" (1/3) ... [2021-07-14 14:57:21,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@577317b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:57:21, skipping insertion in model container [2021-07-14 14:57:21,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:57:21" (2/3) ... [2021-07-14 14:57:21,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@577317b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:57:21, skipping insertion in model container [2021-07-14 14:57:21,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:57:21" (3/3) ... [2021-07-14 14:57:21,737 INFO L111 eAbstractionObserver]: Analyzing ICFG safe004_tso.opt.i [2021-07-14 14:57:21,744 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 14:57:21,745 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 14:57:21,745 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 14:57:21,745 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 14:57:21,768 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,768 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,768 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,768 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,769 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,769 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,769 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,769 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,770 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,770 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,770 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,770 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,770 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,770 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,771 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,771 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,772 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,772 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,772 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,772 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,773 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,773 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,773 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,773 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,777 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,777 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,778 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,778 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,779 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,781 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,781 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,781 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,781 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,786 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,786 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,786 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,786 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,788 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,788 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,788 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 14:57:21,791 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 14:57:21,808 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 14:57:21,865 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 14:57:21,865 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 14:57:21,865 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 14:57:21,865 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 14:57:21,865 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 14:57:21,865 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 14:57:21,865 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 14:57:21,866 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 14:57:22,005 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:57:22,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:57:22,009 INFO L82 PathProgramCache]: Analyzing trace with hash -157389897, now seen corresponding path program 1 times [2021-07-14 14:57:22,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:57:22,015 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122805289] [2021-07-14 14:57:22,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:57:22,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:57:22,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:57:22,159 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:57:22,159 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122805289] [2021-07-14 14:57:22,160 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122805289] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:57:22,160 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:57:22,160 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 14:57:22,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385285598] [2021-07-14 14:57:22,164 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 14:57:22,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:57:22,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 14:57:22,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 14:57:22,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:22,174 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:57:22,175 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 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) [2021-07-14 14:57:22,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:22,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:22,182 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 14:57:22,182 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:57:22,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:57:22,183 INFO L82 PathProgramCache]: Analyzing trace with hash 1833038261, now seen corresponding path program 1 times [2021-07-14 14:57:22,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:57:22,183 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190535016] [2021-07-14 14:57:22,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:57:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:57:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:57:22,354 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:57:22,354 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190535016] [2021-07-14 14:57:22,354 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190535016] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:57:22,354 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:57:22,354 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 14:57:22,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683226138] [2021-07-14 14:57:22,355 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 14:57:22,355 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:57:22,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 14:57:22,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 14:57:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:22,356 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:57:22,356 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 14:57:22,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:22,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:22,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:22,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:57:22,512 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 14:57:22,512 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:57:22,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:57:22,518 INFO L82 PathProgramCache]: Analyzing trace with hash 2083257204, now seen corresponding path program 1 times [2021-07-14 14:57:22,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:57:22,518 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031950414] [2021-07-14 14:57:22,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:57:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:57:22,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:57:22,634 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:57:22,634 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031950414] [2021-07-14 14:57:22,635 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031950414] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:57:22,635 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:57:22,635 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 14:57:22,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738531185] [2021-07-14 14:57:22,635 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 14:57:22,635 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:57:22,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 14:57:22,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-14 14:57:22,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:22,636 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:57:22,636 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 14:57:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:57:22,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:22,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:22,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:57:22,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:57:22,863 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 14:57:22,863 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:57:22,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:57:22,864 INFO L82 PathProgramCache]: Analyzing trace with hash 803252236, now seen corresponding path program 1 times [2021-07-14 14:57:22,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:57:22,864 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373119018] [2021-07-14 14:57:22,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:57:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:57:23,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:57:23,010 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:57:23,011 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373119018] [2021-07-14 14:57:23,011 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373119018] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:57:23,011 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:57:23,011 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 14:57:23,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711933299] [2021-07-14 14:57:23,012 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 14:57:23,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:57:23,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 14:57:23,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 14:57:23,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:23,013 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:57:23,013 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 14:57:23,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:23,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 14:57:23,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:57:23,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:23,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:23,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 14:57:23,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 14:57:23,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:57:23,503 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 14:57:23,503 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 14:57:23,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 14:57:23,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1653484675, now seen corresponding path program 1 times [2021-07-14 14:57:23,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 14:57:23,504 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448877253] [2021-07-14 14:57:23,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 14:57:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 14:57:23,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 14:57:23,624 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 14:57:23,624 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448877253] [2021-07-14 14:57:23,624 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448877253] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 14:57:23,624 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 14:57:23,624 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 14:57:23,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51462189] [2021-07-14 14:57:23,625 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 14:57:23,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 14:57:23,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 14:57:23,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 14:57:23,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:23,626 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 14:57:23,626 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 14:57:23,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:23,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 14:57:23,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 14:57:23,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:57:23,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:23,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 14:57:23,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 14:57:23,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 14:57:23,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 14:57:23,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 14:57:23,800 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 14:57:23,807 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 14:57:23,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 02:57:23 BasicIcfg [2021-07-14 14:57:23,808 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 14:57:23,809 INFO L168 Benchmark]: Toolchain (without parser) took 2873.72 ms. Allocated memory was 169.9 MB in the beginning and 204.5 MB in the end (delta: 34.6 MB). Free memory was 132.1 MB in the beginning and 136.8 MB in the end (delta: -4.7 MB). Peak memory consumption was 30.8 MB. Max. memory is 8.0 GB. [2021-07-14 14:57:23,809 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 169.9 MB. Free memory is still 150.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 14:57:23,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.56 ms. Allocated memory is still 169.9 MB. Free memory was 131.9 MB in the beginning and 143.5 MB in the end (delta: -11.6 MB). Peak memory consumption was 8.5 MB. Max. memory is 8.0 GB. [2021-07-14 14:57:23,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.15 ms. Allocated memory is still 169.9 MB. Free memory was 143.5 MB in the beginning and 141.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 14:57:23,810 INFO L168 Benchmark]: Boogie Preprocessor took 14.47 ms. Allocated memory is still 169.9 MB. Free memory was 141.4 MB in the beginning and 140.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 14:57:23,810 INFO L168 Benchmark]: RCFGBuilder took 375.92 ms. Allocated memory is still 169.9 MB. Free memory was 140.4 MB in the beginning and 115.7 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-14 14:57:23,810 INFO L168 Benchmark]: TraceAbstraction took 2074.88 ms. Allocated memory was 169.9 MB in the beginning and 204.5 MB in the end (delta: 34.6 MB). Free memory was 115.7 MB in the beginning and 136.8 MB in the end (delta: -21.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 8.0 GB. [2021-07-14 14:57:23,811 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 169.9 MB. Free memory is still 150.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 361.56 ms. Allocated memory is still 169.9 MB. Free memory was 131.9 MB in the beginning and 143.5 MB in the end (delta: -11.6 MB). Peak memory consumption was 8.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 42.15 ms. Allocated memory is still 169.9 MB. Free memory was 143.5 MB in the beginning and 141.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.47 ms. Allocated memory is still 169.9 MB. Free memory was 141.4 MB in the beginning and 140.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 375.92 ms. Allocated memory is still 169.9 MB. Free memory was 140.4 MB in the beginning and 115.7 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2074.88 ms. Allocated memory was 169.9 MB in the beginning and 204.5 MB in the end (delta: 34.6 MB). Free memory was 115.7 MB in the beginning and 136.8 MB in the end (delta: -21.1 MB). Peak memory consumption was 15.1 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: 15736, positive: 15290, positive conditional: 10314, positive unconditional: 4976, negative: 446, negative conditional: 397, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 15611, positive: 15290, positive conditional: 10314, positive unconditional: 4976, negative: 321, negative conditional: 272, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 15611, positive: 14793, positive conditional: 0, positive unconditional: 14793, negative: 818, negative conditional: 0, negative unconditional: 818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1249, positive: 1217, positive conditional: 0, positive unconditional: 1217, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1249, positive: 1211, positive conditional: 0, positive unconditional: 1211, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 44, positive conditional: 24, positive unconditional: 20, negative: 93, negative conditional: 15, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15611, positive: 13576, positive conditional: 0, positive unconditional: 13576, negative: 786, negative conditional: 0, negative unconditional: 786, unknown: 1249, unknown conditional: 0, unknown unconditional: 1249] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 44, positive conditional: 24, positive unconditional: 20, negative: 93, negative conditional: 15, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 44, positive conditional: 24, positive unconditional: 20, negative: 93, negative conditional: 15, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 44, positive conditional: 24, positive unconditional: 20, negative: 93, negative conditional: 15, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 44, positive conditional: 24, positive unconditional: 20, negative: 93, negative conditional: 15, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 44, positive conditional: 24, positive unconditional: 20, negative: 93, negative conditional: 15, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974 ], Maximal queried relation: 5, Independence queries for same thread: 125 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 250, Number of persistent set computation: 823, Number of trivial persistent sets: 332, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15736, positive: 15290, positive conditional: 10314, positive unconditional: 4976, negative: 446, negative conditional: 397, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 15611, positive: 15290, positive conditional: 10314, positive unconditional: 4976, negative: 321, negative conditional: 272, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 15611, positive: 14793, positive conditional: 0, positive unconditional: 14793, negative: 818, negative conditional: 0, negative unconditional: 818, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1249, positive: 1217, positive conditional: 0, positive unconditional: 1217, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1249, positive: 1211, positive conditional: 0, positive unconditional: 1211, negative: 38, negative conditional: 0, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 44, positive conditional: 24, positive unconditional: 20, negative: 93, negative conditional: 15, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15611, positive: 13576, positive conditional: 0, positive unconditional: 13576, negative: 786, negative conditional: 0, negative unconditional: 786, unknown: 1249, unknown conditional: 0, unknown unconditional: 1249] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 44, positive conditional: 24, positive unconditional: 20, negative: 93, negative conditional: 15, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 44, positive conditional: 24, positive unconditional: 20, negative: 93, negative conditional: 15, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 44, positive conditional: 24, positive unconditional: 20, negative: 93, negative conditional: 15, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 44, positive conditional: 24, positive unconditional: 20, negative: 93, negative conditional: 15, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974, SemanticConditionEliminator.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2920, positive: 497, positive conditional: 497, positive unconditional: 0, negative: 2423, negative conditional: 334, negative unconditional: 2089, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 72, positive: 25, positive conditional: 19, positive unconditional: 6, negative: 47, negative conditional: 15, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 137, positive: 44, positive conditional: 24, positive unconditional: 20, negative: 93, negative conditional: 15, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2920, positive: 478, positive conditional: 478, positive unconditional: 0, negative: 2408, negative conditional: 319, negative unconditional: 2089, unknown: 34, unknown conditional: 34, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1283, Positive cache size: 1236, Positive conditional cache size: 19, Positive unconditional cache size: 1217, Negative cache size: 47, Negative conditional cache size: 15, Negative unconditional cache size: 32, Eliminated conditions: 1974 ], Maximal queried relation: 5, Independence queries for same thread: 125 - 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, 106 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1976.8ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.8ms, PartialOrderReductionTime: 1175.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 18.3ms SsaConstructionTime, 165.4ms SatisfiabilityAnalysisTime, 426.1ms InterpolantComputationTime, 276 NumberOfCodeBlocks, 276 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 271 ConstructedInterpolants, 0 QuantifiedInterpolants, 638 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...