/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/thin002_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-13 13:42:46,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-13 13:42:46,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-13 13:42:46,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-13 13:42:46,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-13 13:42:46,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-13 13:42:46,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-13 13:42:46,600 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2021-06-13 13:42:46,621 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-13 13:42:46,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-13 13:42:46,621 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-13 13:42:46,621 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-13 13:42:46,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-13 13:42:46,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-13 13:42:46,623 INFO L138 SettingsManager]: * Use SBE=true [2021-06-13 13:42:46,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-13 13:42:46,623 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-13 13:42:46,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-13 13:42:46,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-13 13:42:46,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-13 13:42:46,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-13 13:42:46,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-13 13:42:46,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-13 13:42:46,624 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-13 13:42:46,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-13 13:42:46,624 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-13 13:42:46,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-13 13:42:46,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-13 13:42:46,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-13 13:42:46,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-13 13:42:46,625 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-13 13:42:46,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 13:42:46,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-13 13:42:46,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-13 13:42:46,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-13 13:42:46,626 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-13 13:42:46,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-13 13:42:46,626 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-13 13:42:46,626 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-13 13:42:46,626 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-13 13:42:46,626 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-13 13:42:46,627 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-13 13:42:46,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-13 13:42:46,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-13 13:42:46,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-13 13:42:46,950 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-13 13:42:46,951 INFO L275 PluginConnector]: CDTParser initialized [2021-06-13 13:42:46,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin002_tso.opt.i [2021-06-13 13:42:47,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17f6cd4c9/1fb9f750df28402e96b0972dc03f389e/FLAG4fc12a742 [2021-06-13 13:42:47,443 INFO L306 CDTParser]: Found 1 translation units. [2021-06-13 13:42:47,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin002_tso.opt.i [2021-06-13 13:42:47,456 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17f6cd4c9/1fb9f750df28402e96b0972dc03f389e/FLAG4fc12a742 [2021-06-13 13:42:47,795 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17f6cd4c9/1fb9f750df28402e96b0972dc03f389e [2021-06-13 13:42:47,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-13 13:42:47,802 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-13 13:42:47,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-13 13:42:47,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-13 13:42:47,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-13 13:42:47,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 01:42:47" (1/1) ... [2021-06-13 13:42:47,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71199c81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:47, skipping insertion in model container [2021-06-13 13:42:47,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 01:42:47" (1/1) ... [2021-06-13 13:42:47,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-13 13:42:47,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-13 13:42:47,985 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/thin002_tso.opt.i[949,962] [2021-06-13 13:42:48,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 13:42:48,126 INFO L203 MainTranslator]: Completed pre-run [2021-06-13 13:42:48,176 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/thin002_tso.opt.i[949,962] [2021-06-13 13:42:48,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 13:42:48,296 INFO L208 MainTranslator]: Completed translation [2021-06-13 13:42:48,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:48 WrapperNode [2021-06-13 13:42:48,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-13 13:42:48,298 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-13 13:42:48,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-13 13:42:48,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-13 13:42:48,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:48" (1/1) ... [2021-06-13 13:42:48,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:48" (1/1) ... [2021-06-13 13:42:48,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-13 13:42:48,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-13 13:42:48,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-13 13:42:48,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-13 13:42:48,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:48" (1/1) ... [2021-06-13 13:42:48,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:48" (1/1) ... [2021-06-13 13:42:48,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:48" (1/1) ... [2021-06-13 13:42:48,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:48" (1/1) ... [2021-06-13 13:42:48,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:48" (1/1) ... [2021-06-13 13:42:48,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:48" (1/1) ... [2021-06-13 13:42:48,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:48" (1/1) ... [2021-06-13 13:42:48,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-13 13:42:48,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-13 13:42:48,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-13 13:42:48,369 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-13 13:42:48,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:48" (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 [2021-06-13 13:42:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-13 13:42:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-13 13:42:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-13 13:42:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-13 13:42:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-13 13:42:48,441 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-13 13:42:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-13 13:42:48,442 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-13 13:42:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-13 13:42:48,442 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-13 13:42:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-13 13:42:48,442 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-13 13:42:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-13 13:42:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-13 13:42:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-13 13:42:48,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-13 13:42:48,443 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-13 13:42:48,807 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-13 13:42:48,808 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-13 13:42:48,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 01:42:48 BoogieIcfgContainer [2021-06-13 13:42:48,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-13 13:42:48,811 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-13 13:42:48,811 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-13 13:42:48,813 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-13 13:42:48,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.06 01:42:47" (1/3) ... [2021-06-13 13:42:48,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b6a6c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 01:42:48, skipping insertion in model container [2021-06-13 13:42:48,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:42:48" (2/3) ... [2021-06-13 13:42:48,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b6a6c07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 01:42:48, skipping insertion in model container [2021-06-13 13:42:48,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 01:42:48" (3/3) ... [2021-06-13 13:42:48,816 INFO L111 eAbstractionObserver]: Analyzing ICFG thin002_tso.opt.i [2021-06-13 13:42:48,825 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-13 13:42:48,825 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-13 13:42:48,825 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-13 13:42:48,826 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-13 13:42:48,871 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,872 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,872 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,872 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,872 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,872 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,873 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,873 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,873 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,873 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,874 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,874 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,874 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,874 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,875 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,875 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,876 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,876 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,876 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,877 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,878 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,878 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,879 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,879 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,879 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,879 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,879 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,880 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,881 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,881 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,882 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,882 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,883 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,883 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,883 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,884 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,884 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,884 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,884 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,884 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,886 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,886 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,886 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,892 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,892 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,892 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,892 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,894 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,895 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,895 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,895 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,899 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,899 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,899 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,899 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:42:48,902 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 13:42:48,921 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 [2021-06-13 13:42:48,986 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 13:42:48,987 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 13:42:48,987 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 13:42:48,987 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 13:42:48,987 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 13:42:48,987 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 13:42:48,987 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 13:42:48,987 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 13:42:49,054 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 13:42:49,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 13:42:49,060 INFO L82 PathProgramCache]: Analyzing trace with hash -1220137920, now seen corresponding path program 1 times [2021-06-13 13:42:49,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 13:42:49,068 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212996857] [2021-06-13 13:42:49,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 13:42:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 13:42:49,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 13:42:49,299 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 13:42:49,300 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212996857] [2021-06-13 13:42:49,300 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212996857] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 13:42:49,300 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 13:42:49,301 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-13 13:42:49,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852680843] [2021-06-13 13:42:49,305 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-13 13:42:49,305 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 13:42:49,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-13 13:42:49,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-13 13:42:49,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:42:49,317 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 13:42:49,319 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 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) [2021-06-13 13:42:49,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:42:49,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:42:49,332 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-13 13:42:49,332 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 13:42:49,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 13:42:49,332 INFO L82 PathProgramCache]: Analyzing trace with hash -2037750107, now seen corresponding path program 1 times [2021-06-13 13:42:49,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 13:42:49,333 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507805161] [2021-06-13 13:42:49,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 13:42:49,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 13:42:49,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 13:42:49,611 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 13:42:49,611 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507805161] [2021-06-13 13:42:49,611 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507805161] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 13:42:49,612 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 13:42:49,612 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-13 13:42:49,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661178633] [2021-06-13 13:42:49,614 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-13 13:42:49,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 13:42:49,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-13 13:42:49,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-13 13:42:49,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:42:49,616 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 13:42:49,616 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 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) [2021-06-13 13:42:49,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:42:49,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:42:56,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:42:56,203 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-13 13:42:56,203 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 13:42:56,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 13:42:56,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1420808896, now seen corresponding path program 1 times [2021-06-13 13:42:56,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 13:42:56,204 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44578626] [2021-06-13 13:42:56,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 13:42:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 13:42:56,499 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2021-06-13 13:42:56,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 13:42:56,567 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 13:42:56,567 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44578626] [2021-06-13 13:42:56,567 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44578626] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 13:42:56,567 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 13:42:56,567 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-13 13:42:56,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555609026] [2021-06-13 13:42:56,568 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-13 13:42:56,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 13:42:56,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-13 13:42:56,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-13 13:42:56,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:42:56,570 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 13:42:56,570 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 8 states have internal predecessors, (76), 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) [2021-06-13 13:42:56,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:42:56,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:42:56,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:43:02,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:43:02,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:43:02,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-13 13:43:02,805 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-13 13:43:02,805 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 13:43:02,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 13:43:02,805 INFO L82 PathProgramCache]: Analyzing trace with hash 642019992, now seen corresponding path program 1 times [2021-06-13 13:43:02,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 13:43:02,806 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118396064] [2021-06-13 13:43:02,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 13:43:02,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 13:43:03,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 13:43:03,063 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 13:43:03,063 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118396064] [2021-06-13 13:43:03,063 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118396064] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 13:43:03,064 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 13:43:03,064 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 13:43:03,064 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541952018] [2021-06-13 13:43:03,064 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 13:43:03,064 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 13:43:03,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 13:43:03,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 13:43:03,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:43:03,065 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 13:43:03,066 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 states have internal predecessors, (76), 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) [2021-06-13 13:43:03,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:43:03,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:43:03,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-13 13:43:03,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:43:11,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:43:11,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:43:11,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-13 13:43:11,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:43:11,342 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-13 13:43:11,342 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 13:43:11,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 13:43:11,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1802734702, now seen corresponding path program 1 times [2021-06-13 13:43:11,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 13:43:11,343 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912583821] [2021-06-13 13:43:11,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 13:43:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 13:43:11,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 13:43:11,454 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 13:43:11,454 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912583821] [2021-06-13 13:43:11,454 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912583821] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 13:43:11,454 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 13:43:11,455 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-13 13:43:11,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394425785] [2021-06-13 13:43:11,455 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-13 13:43:11,455 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 13:43:11,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-13 13:43:11,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-13 13:43:11,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:43:11,456 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 13:43:11,456 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 8 states have internal predecessors, (76), 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) [2021-06-13 13:43:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:43:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:43:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-13 13:43:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:43:11,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:43:28,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:43:28,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:43:28,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-13 13:43:28,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:43:28,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-13 13:43:28,211 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-13 13:43:28,218 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-13 13:43:28,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.06 01:43:28 BasicIcfg [2021-06-13 13:43:28,220 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-13 13:43:28,221 INFO L168 Benchmark]: Toolchain (without parser) took 40418.04 ms. Allocated memory was 206.6 MB in the beginning and 7.0 GB in the end (delta: 6.8 GB). Free memory was 168.9 MB in the beginning and 4.6 GB in the end (delta: -4.5 GB). Peak memory consumption was 2.6 GB. Max. memory is 8.0 GB. [2021-06-13 13:43:28,221 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 206.6 MB. Free memory is still 187.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-13 13:43:28,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 493.06 ms. Allocated memory is still 206.6 MB. Free memory was 168.6 MB in the beginning and 170.2 MB in the end (delta: -1.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-06-13 13:43:28,222 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.21 ms. Allocated memory is still 206.6 MB. Free memory was 170.2 MB in the beginning and 168.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-13 13:43:28,222 INFO L168 Benchmark]: Boogie Preprocessor took 35.32 ms. Allocated memory is still 206.6 MB. Free memory was 168.1 MB in the beginning and 166.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-13 13:43:28,223 INFO L168 Benchmark]: RCFGBuilder took 440.51 ms. Allocated memory is still 206.6 MB. Free memory was 166.8 MB in the beginning and 140.1 MB in the end (delta: 26.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. [2021-06-13 13:43:28,223 INFO L168 Benchmark]: TraceAbstraction took 39408.94 ms. Allocated memory was 206.6 MB in the beginning and 7.0 GB in the end (delta: 6.8 GB). Free memory was 139.8 MB in the beginning and 4.6 GB in the end (delta: -4.5 GB). Peak memory consumption was 2.5 GB. Max. memory is 8.0 GB. [2021-06-13 13:43:28,226 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 206.6 MB. Free memory is still 187.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 493.06 ms. Allocated memory is still 206.6 MB. Free memory was 168.6 MB in the beginning and 170.2 MB in the end (delta: -1.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 35.21 ms. Allocated memory is still 206.6 MB. Free memory was 170.2 MB in the beginning and 168.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 35.32 ms. Allocated memory is still 206.6 MB. Free memory was 168.1 MB in the beginning and 166.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 440.51 ms. Allocated memory is still 206.6 MB. Free memory was 166.8 MB in the beginning and 140.1 MB in the end (delta: 26.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 39408.94 ms. Allocated memory was 206.6 MB in the beginning and 7.0 GB in the end (delta: 6.8 GB). Free memory was 139.8 MB in the beginning and 4.6 GB in the end (delta: -4.5 GB). Peak memory consumption was 2.5 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4238270, positive: 4201557, positive conditional: 4201557, positive unconditional: 0, negative: 36713, negative conditional: 36713, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 4225307, positive: 4201557, positive conditional: 4201557, positive unconditional: 0, negative: 23750, negative conditional: 23750, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 4225307, positive: 4197816, positive conditional: 0, positive unconditional: 4197816, negative: 27491, negative conditional: 0, negative unconditional: 27491, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1551, positive: 1531, positive conditional: 0, positive unconditional: 1531, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1551, positive: 1522, positive conditional: 0, positive unconditional: 1522, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 25, positive conditional: 16, positive unconditional: 9, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 152, positive: 46, positive conditional: 24, positive unconditional: 21, negative: 107, negative conditional: 41, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4225307, positive: 4196285, positive conditional: 0, positive unconditional: 4196285, negative: 27471, negative conditional: 0, negative unconditional: 27471, unknown: 1551, unknown conditional: 0, unknown unconditional: 1551] , Statistics on independence cache: Total cache size (in pairs): 1591, Positive cache size: 1547, Positive conditional cache size: 16, Positive unconditional cache size: 1531, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 106684, positive: 3741, positive conditional: 3741, positive unconditional: 0, negative: 102943, negative conditional: 11415, negative unconditional: 91528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 106684, positive: 3741, positive conditional: 3741, positive unconditional: 0, negative: 102943, negative conditional: 11415, negative unconditional: 91528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 25, positive conditional: 16, positive unconditional: 9, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 152, positive: 46, positive conditional: 24, positive unconditional: 21, negative: 107, negative conditional: 41, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 106684, positive: 3725, positive conditional: 3725, positive unconditional: 0, negative: 102919, negative conditional: 11391, negative unconditional: 91528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1591, Positive cache size: 1547, Positive conditional cache size: 16, Positive unconditional cache size: 1531, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, Eliminated conditions: 91528, SemanticConditionEliminator.Independence Queries: [ total: 106684, positive: 3741, positive conditional: 3741, positive unconditional: 0, negative: 102943, negative conditional: 11415, negative unconditional: 91528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 106684, positive: 3741, positive conditional: 3741, positive unconditional: 0, negative: 102943, negative conditional: 11415, negative unconditional: 91528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 25, positive conditional: 16, positive unconditional: 9, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 152, positive: 46, positive conditional: 24, positive unconditional: 21, negative: 107, negative conditional: 41, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 106684, positive: 3725, positive conditional: 3725, positive unconditional: 0, negative: 102919, negative conditional: 11391, negative unconditional: 91528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1591, Positive cache size: 1547, Positive conditional cache size: 16, Positive unconditional cache size: 1531, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, Eliminated conditions: 91528, SemanticConditionEliminator.Independence Queries: [ total: 106684, positive: 3741, positive conditional: 3741, positive unconditional: 0, negative: 102943, negative conditional: 11415, negative unconditional: 91528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 106684, positive: 3741, positive conditional: 3741, positive unconditional: 0, negative: 102943, negative conditional: 11415, negative unconditional: 91528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 25, positive conditional: 16, positive unconditional: 9, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 152, positive: 46, positive conditional: 24, positive unconditional: 21, negative: 107, negative conditional: 41, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 106684, positive: 3725, positive conditional: 3725, positive unconditional: 0, negative: 102919, negative conditional: 11391, negative unconditional: 91528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1591, Positive cache size: 1547, Positive conditional cache size: 16, Positive unconditional cache size: 1531, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, Eliminated conditions: 91528, SemanticConditionEliminator.Independence Queries: [ total: 106684, positive: 3741, positive conditional: 3741, positive unconditional: 0, negative: 102943, negative conditional: 11415, negative unconditional: 91528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 106684, positive: 3741, positive conditional: 3741, positive unconditional: 0, negative: 102943, negative conditional: 11415, negative unconditional: 91528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 25, positive conditional: 16, positive unconditional: 9, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 152, positive: 46, positive conditional: 24, positive unconditional: 21, negative: 107, negative conditional: 41, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 106684, positive: 3725, positive conditional: 3725, positive unconditional: 0, negative: 102919, negative conditional: 11391, negative unconditional: 91528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1591, Positive cache size: 1547, Positive conditional cache size: 16, Positive unconditional cache size: 1531, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, Eliminated conditions: 91528, SemanticConditionEliminator.Independence Queries: [ total: 106684, positive: 3741, positive conditional: 3741, positive unconditional: 0, negative: 102943, negative conditional: 11415, negative unconditional: 91528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 106684, positive: 3741, positive conditional: 3741, positive unconditional: 0, negative: 102943, negative conditional: 11415, negative unconditional: 91528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 69, positive: 25, positive conditional: 16, positive unconditional: 9, negative: 44, negative conditional: 24, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 152, positive: 46, positive conditional: 24, positive unconditional: 21, negative: 107, negative conditional: 41, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 106684, positive: 3725, positive conditional: 3725, positive unconditional: 0, negative: 102919, negative conditional: 11391, negative unconditional: 91528, unknown: 40, unknown conditional: 40, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1591, Positive cache size: 1547, Positive conditional cache size: 16, Positive unconditional cache size: 1531, Negative cache size: 44, Negative conditional cache size: 24, Negative unconditional cache size: 20, Eliminated conditions: 91528 ], Maximal queried relation: 5, Independence queries for same thread: 12963 - 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 9 procedures, 134 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 39270.9ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.9ms, PartialOrderReductionTime: 37909.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 56, 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: 19.6ms SsaConstructionTime, 149.2ms SatisfiabilityAnalysisTime, 974.0ms InterpolantComputationTime, 383 NumberOfCodeBlocks, 383 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 378 ConstructedInterpolants, 0 QuantifiedInterpolants, 1158 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...