/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe037_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:12:08,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:12:08,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:12:08,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 12:12:08,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 12:12:08,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 12:12:08,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 12:12:08,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 12:12:08,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 12:12:08,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 12:12:08,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 12:12:08,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 12:12:08,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 12:12:08,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 12:12:08,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 12:12:08,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 12:12:08,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 12:12:08,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 12:12:08,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 12:12:08,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 12:12:08,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 12:12:08,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 12:12:08,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 12:12:08,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 12:12:08,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 12:12:08,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 12:12:08,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 12:12:08,594 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 12:12:08,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 12:12:08,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 12:12:08,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 12:12:08,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 12:12:08,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 12:12:08,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 12:12:08,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 12:12:08,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 12:12:08,598 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-Random42.epf [2021-06-17 12:12:08,626 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:12:08,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:12:08,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:12:08,627 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:12:08,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:12:08,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:12:08,629 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:12:08,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:12:08,629 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:12:08,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:12:08,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:12:08,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:12:08,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:12:08,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:12:08,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:12:08,631 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:12:08,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:12:08,631 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:12:08,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:12:08,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:12:08,631 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:12:08,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:12:08,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:12:08,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:12:08,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:12:08,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:12:08,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:12:08,632 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:12:08,633 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:12:08,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:12:08,633 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:12:08,633 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:12:08,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:12:08,633 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:12:08,633 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:12:08,633 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:12:08,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:12:08,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:12:08,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:12:08,906 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 12:12:08,907 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 12:12:08,907 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe037_power.opt.i [2021-06-17 12:12:08,959 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b8590ed/d02602e33b79418188a0e8b48a72ffdb/FLAGbc9c5dede [2021-06-17 12:12:09,412 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 12:12:09,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe037_power.opt.i [2021-06-17 12:12:09,423 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b8590ed/d02602e33b79418188a0e8b48a72ffdb/FLAGbc9c5dede [2021-06-17 12:12:09,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66b8590ed/d02602e33b79418188a0e8b48a72ffdb [2021-06-17 12:12:09,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:12:09,742 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 12:12:09,754 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 12:12:09,754 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 12:12:09,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 12:12:09,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:12:09" (1/1) ... [2021-06-17 12:12:09,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e547aa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:09, skipping insertion in model container [2021-06-17 12:12:09,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:12:09" (1/1) ... [2021-06-17 12:12:09,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 12:12:09,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 12:12:09,969 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/safe037_power.opt.i[951,964] [2021-06-17 12:12:10,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:12:10,067 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 12:12:10,074 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/safe037_power.opt.i[951,964] [2021-06-17 12:12:10,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:12:10,171 INFO L208 MainTranslator]: Completed translation [2021-06-17 12:12:10,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:10 WrapperNode [2021-06-17 12:12:10,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 12:12:10,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:12:10,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:12:10,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:12:10,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:10" (1/1) ... [2021-06-17 12:12:10,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:10" (1/1) ... [2021-06-17 12:12:10,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:12:10,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:12:10,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:12:10,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:12:10,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:10" (1/1) ... [2021-06-17 12:12:10,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:10" (1/1) ... [2021-06-17 12:12:10,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:10" (1/1) ... [2021-06-17 12:12:10,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:10" (1/1) ... [2021-06-17 12:12:10,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:10" (1/1) ... [2021-06-17 12:12:10,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:10" (1/1) ... [2021-06-17 12:12:10,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:10" (1/1) ... [2021-06-17 12:12:10,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:12:10,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:12:10,255 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:12:10,255 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:12:10,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:10" (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 [2021-06-17 12:12:10,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 12:12:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 12:12:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 12:12:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 12:12:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 12:12:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 12:12:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 12:12:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 12:12:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 12:12:10,308 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 12:12:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 12:12:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 12:12:10,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:12:10,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:12:10,309 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 12:12:10,589 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:12:10,589 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 12:12:10,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:12:10 BoogieIcfgContainer [2021-06-17 12:12:10,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:12:10,591 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:12:10,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:12:10,593 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:12:10,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 12:12:09" (1/3) ... [2021-06-17 12:12:10,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c8b4a4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:12:10, skipping insertion in model container [2021-06-17 12:12:10,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:12:10" (2/3) ... [2021-06-17 12:12:10,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c8b4a4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:12:10, skipping insertion in model container [2021-06-17 12:12:10,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:12:10" (3/3) ... [2021-06-17 12:12:10,595 INFO L111 eAbstractionObserver]: Analyzing ICFG safe037_power.opt.i [2021-06-17 12:12:10,599 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:12:10,599 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:12:10,599 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 12:12:10,599 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:12:10,616 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,617 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,617 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,617 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,617 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,617 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,617 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,618 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,618 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,618 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,618 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,618 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,618 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,619 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,619 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,619 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,619 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,619 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,619 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,619 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,619 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,620 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,620 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,620 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,620 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,621 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,621 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,621 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,621 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,621 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,621 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,621 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,622 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,623 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,623 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,623 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,627 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,627 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,628 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,628 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,629 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,629 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:12:10,630 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 12:12:10,644 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 [2021-06-17 12:12:10,683 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:12:10,683 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:12:10,683 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:12:10,683 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:12:10,683 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:12:10,683 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:12:10,683 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:12:10,684 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:12:10,891 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:12:10,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:12:10,895 INFO L82 PathProgramCache]: Analyzing trace with hash -1863636272, now seen corresponding path program 1 times [2021-06-17 12:12:10,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:12:10,901 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272275242] [2021-06-17 12:12:10,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:12:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:12:11,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:12:11,274 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:12:11,275 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272275242] [2021-06-17 12:12:11,275 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272275242] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:12:11,275 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:12:11,276 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:12:11,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847874734] [2021-06-17 12:12:11,279 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:12:11,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:12:11,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:12:11,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:12:11,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:12:11,293 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:12:11,295 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-06-17 12:12:11,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:12:11,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:12:11,501 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:12:11,501 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:12:11,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:12:11,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1112634889, now seen corresponding path program 1 times [2021-06-17 12:12:11,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:12:11,502 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169413921] [2021-06-17 12:12:11,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:12:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:12:11,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:12:11,643 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:12:11,643 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169413921] [2021-06-17 12:12:11,644 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169413921] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:12:11,644 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:12:11,644 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:12:11,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480917901] [2021-06-17 12:12:11,647 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:12:11,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:12:11,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:12:11,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:12:11,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:12:11,653 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:12:11,653 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 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) [2021-06-17 12:12:11,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:12:11,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:12:12,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:12:12,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:12:12,477 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:12:12,477 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:12:12,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:12:12,478 INFO L82 PathProgramCache]: Analyzing trace with hash 1578705482, now seen corresponding path program 2 times [2021-06-17 12:12:12,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:12:12,478 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039782078] [2021-06-17 12:12:12,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:12:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:12:12,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:12:12,583 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:12:12,583 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039782078] [2021-06-17 12:12:12,584 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039782078] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:12:12,584 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:12:12,584 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:12:12,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551005872] [2021-06-17 12:12:12,584 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:12:12,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:12:12,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:12:12,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:12:12,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:12:12,586 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:12:12,586 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-06-17 12:12:12,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:12:12,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:12:12,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:12:13,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:12:13,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:12:13,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:12:13,312 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 12:12:13,312 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:12:13,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:12:13,313 INFO L82 PathProgramCache]: Analyzing trace with hash 148511148, now seen corresponding path program 3 times [2021-06-17 12:12:13,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:12:13,314 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860322660] [2021-06-17 12:12:13,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:12:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:12:13,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:12:13,427 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:12:13,427 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860322660] [2021-06-17 12:12:13,427 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860322660] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:12:13,427 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:12:13,428 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:12:13,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819255907] [2021-06-17 12:12:13,429 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:12:13,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:12:13,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:12:13,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:12:13,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:12:13,432 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:12:13,432 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-06-17 12:12:13,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:12:13,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:12:13,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:12:13,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:12:14,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:12:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:12:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:12:14,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:12:14,314 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 12:12:14,321 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:12:14,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:12:14 BasicIcfg [2021-06-17 12:12:14,322 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:12:14,323 INFO L168 Benchmark]: Toolchain (without parser) took 4580.95 ms. Allocated memory was 235.9 MB in the beginning and 367.0 MB in the end (delta: 131.1 MB). Free memory was 198.5 MB in the beginning and 266.3 MB in the end (delta: -67.8 MB). Peak memory consumption was 230.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:12:14,323 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 235.9 MB. Free memory is still 216.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:12:14,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 417.84 ms. Allocated memory is still 235.9 MB. Free memory was 198.3 MB in the beginning and 196.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-17 12:12:14,323 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.54 ms. Allocated memory is still 235.9 MB. Free memory was 196.1 MB in the beginning and 194.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:12:14,324 INFO L168 Benchmark]: Boogie Preprocessor took 26.93 ms. Allocated memory is still 235.9 MB. Free memory was 194.0 MB in the beginning and 192.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:12:14,324 INFO L168 Benchmark]: RCFGBuilder took 336.03 ms. Allocated memory is still 235.9 MB. Free memory was 192.4 MB in the beginning and 168.3 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:12:14,324 INFO L168 Benchmark]: TraceAbstraction took 3730.74 ms. Allocated memory was 235.9 MB in the beginning and 367.0 MB in the end (delta: 131.1 MB). Free memory was 168.3 MB in the beginning and 266.3 MB in the end (delta: -98.0 MB). Peak memory consumption was 200.9 MB. Max. memory is 8.0 GB. [2021-06-17 12:12:14,325 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 235.9 MB. Free memory is still 216.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 417.84 ms. Allocated memory is still 235.9 MB. Free memory was 198.3 MB in the beginning and 196.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 46.54 ms. Allocated memory is still 235.9 MB. Free memory was 196.1 MB in the beginning and 194.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 26.93 ms. Allocated memory is still 235.9 MB. Free memory was 194.0 MB in the beginning and 192.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 336.03 ms. Allocated memory is still 235.9 MB. Free memory was 192.4 MB in the beginning and 168.3 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3730.74 ms. Allocated memory was 235.9 MB in the beginning and 367.0 MB in the end (delta: 131.1 MB). Free memory was 168.3 MB in the beginning and 266.3 MB in the end (delta: -98.0 MB). Peak memory consumption was 200.9 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: 49634, positive: 47656, positive conditional: 43710, positive unconditional: 3946, negative: 1978, negative conditional: 1934, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 47990, positive: 47656, positive conditional: 43710, positive unconditional: 3946, negative: 334, negative conditional: 290, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 47990, positive: 47356, positive conditional: 0, positive unconditional: 47356, negative: 634, negative conditional: 0, negative unconditional: 634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1227, positive: 1210, positive conditional: 0, positive unconditional: 1210, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1227, positive: 1204, positive conditional: 0, positive unconditional: 1204, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 121, positive: 42, positive conditional: 20, positive unconditional: 21, negative: 79, negative conditional: 8, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 47990, positive: 46146, positive conditional: 0, positive unconditional: 46146, negative: 617, negative conditional: 0, negative unconditional: 617, unknown: 1227, unknown conditional: 0, unknown unconditional: 1227] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1220, Positive conditional cache size: 10, Positive unconditional cache size: 1210, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 121, positive: 42, positive conditional: 20, positive unconditional: 21, negative: 79, negative conditional: 8, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1618, positive: 290, positive conditional: 290, positive unconditional: 0, negative: 1314, negative conditional: 70, negative unconditional: 1244, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1220, Positive conditional cache size: 10, Positive unconditional cache size: 1210, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1177, SemanticConditionEliminator.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 121, positive: 42, positive conditional: 20, positive unconditional: 21, negative: 79, negative conditional: 8, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1618, positive: 290, positive conditional: 290, positive unconditional: 0, negative: 1314, negative conditional: 70, negative unconditional: 1244, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1220, Positive conditional cache size: 10, Positive unconditional cache size: 1210, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1177, SemanticConditionEliminator.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 121, positive: 42, positive conditional: 20, positive unconditional: 21, negative: 79, negative conditional: 8, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1618, positive: 290, positive conditional: 290, positive unconditional: 0, negative: 1314, negative conditional: 70, negative unconditional: 1244, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1220, Positive conditional cache size: 10, Positive unconditional cache size: 1210, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1177, SemanticConditionEliminator.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 121, positive: 42, positive conditional: 20, positive unconditional: 21, negative: 79, negative conditional: 8, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1618, positive: 290, positive conditional: 290, positive unconditional: 0, negative: 1314, negative conditional: 70, negative unconditional: 1244, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1220, Positive conditional cache size: 10, Positive unconditional cache size: 1210, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1177 ], Maximal queried relation: 4, Independence queries for same thread: 1644 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1177, Number of persistent set computation: 25300, Number of trivial persistent sets: 20825, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 49634, positive: 47656, positive conditional: 43710, positive unconditional: 3946, negative: 1978, negative conditional: 1934, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 47990, positive: 47656, positive conditional: 43710, positive unconditional: 3946, negative: 334, negative conditional: 290, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 47990, positive: 47356, positive conditional: 0, positive unconditional: 47356, negative: 634, negative conditional: 0, negative unconditional: 634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1227, positive: 1210, positive conditional: 0, positive unconditional: 1210, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1227, positive: 1204, positive conditional: 0, positive unconditional: 1204, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 121, positive: 42, positive conditional: 20, positive unconditional: 21, negative: 79, negative conditional: 8, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 47990, positive: 46146, positive conditional: 0, positive unconditional: 46146, negative: 617, negative conditional: 0, negative unconditional: 617, unknown: 1227, unknown conditional: 0, unknown unconditional: 1227] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1220, Positive conditional cache size: 10, Positive unconditional cache size: 1210, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 121, positive: 42, positive conditional: 20, positive unconditional: 21, negative: 79, negative conditional: 8, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1618, positive: 290, positive conditional: 290, positive unconditional: 0, negative: 1314, negative conditional: 70, negative unconditional: 1244, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1220, Positive conditional cache size: 10, Positive unconditional cache size: 1210, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1177, SemanticConditionEliminator.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 121, positive: 42, positive conditional: 20, positive unconditional: 21, negative: 79, negative conditional: 8, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1618, positive: 290, positive conditional: 290, positive unconditional: 0, negative: 1314, negative conditional: 70, negative unconditional: 1244, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1220, Positive conditional cache size: 10, Positive unconditional cache size: 1210, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1177, SemanticConditionEliminator.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 121, positive: 42, positive conditional: 20, positive unconditional: 21, negative: 79, negative conditional: 8, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1618, positive: 290, positive conditional: 290, positive unconditional: 0, negative: 1314, negative conditional: 70, negative unconditional: 1244, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1220, Positive conditional cache size: 10, Positive unconditional cache size: 1210, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1177, SemanticConditionEliminator.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1618, positive: 300, positive conditional: 300, positive unconditional: 0, negative: 1318, negative conditional: 74, negative unconditional: 1244, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 37, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 121, positive: 42, positive conditional: 20, positive unconditional: 21, negative: 79, negative conditional: 8, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1618, positive: 290, positive conditional: 290, positive unconditional: 0, negative: 1314, negative conditional: 70, negative unconditional: 1244, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1241, Positive cache size: 1220, Positive conditional cache size: 10, Positive unconditional cache size: 1210, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 1177 ], Maximal queried relation: 4, Independence queries for same thread: 1644 - 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, 108 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3665.6ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.9ms, PartialOrderReductionTime: 2830.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 36, 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: 18.9ms SsaConstructionTime, 138.9ms SatisfiabilityAnalysisTime, 497.6ms InterpolantComputationTime, 271 NumberOfCodeBlocks, 271 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 267 ConstructedInterpolants, 0 QuantifiedInterpolants, 712 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...