/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/safe017_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:07:29,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:07:29,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:07:29,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 12:07:29,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 12:07:29,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 12:07:29,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 12:07:29,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 12:07:29,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 12:07:29,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 12:07:29,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 12:07:29,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 12:07:29,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 12:07:29,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 12:07:29,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 12:07:29,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 12:07:29,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 12:07:29,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 12:07:29,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 12:07:29,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 12:07:29,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 12:07:29,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 12:07:29,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 12:07:29,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 12:07:29,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 12:07:29,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-17 12:07:29,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-17 12:07:29,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-17 12:07:29,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-17 12:07:29,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-17 12:07:29,915 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-17 12:07:29,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-17 12:07:29,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-17 12:07:29,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 12:07:29,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 12:07:29,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 12:07:29,928 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 12:07:29,962 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:07:29,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:07:29,963 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:07:29,963 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:07:29,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:07:29,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:07:29,964 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:07:29,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:07:29,965 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:07:29,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:07:29,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:07:29,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:07:29,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:07:29,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:07:29,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:07:29,966 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:07:29,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:07:29,966 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:07:29,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:07:29,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:07:29,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:07:29,967 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:07:29,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:07:29,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:07:29,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:07:29,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:07:29,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:07:29,967 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:07:29,968 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:07:29,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:07:29,968 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:07:29,968 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:07:29,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:07:29,970 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:07:29,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:07:29,971 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:07:30,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:07:30,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:07:30,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:07:30,279 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 12:07:30,280 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 12:07:30,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe017_tso.oepc.i [2021-06-17 12:07:30,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94989c38d/e31e4a3d4f3141c193d26e6069edbebf/FLAG66b73899c [2021-06-17 12:07:30,947 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 12:07:30,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_tso.oepc.i [2021-06-17 12:07:30,965 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94989c38d/e31e4a3d4f3141c193d26e6069edbebf/FLAG66b73899c [2021-06-17 12:07:31,341 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94989c38d/e31e4a3d4f3141c193d26e6069edbebf [2021-06-17 12:07:31,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:07:31,345 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 12:07:31,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 12:07:31,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 12:07:31,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 12:07:31,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:07:31" (1/1) ... [2021-06-17 12:07:31,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76f54a55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31, skipping insertion in model container [2021-06-17 12:07:31,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:07:31" (1/1) ... [2021-06-17 12:07:31,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 12:07:31,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 12:07:31,568 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/safe017_tso.oepc.i[950,963] [2021-06-17 12:07:31,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:07:31,697 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 12:07:31,713 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/safe017_tso.oepc.i[950,963] [2021-06-17 12:07:31,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:07:31,834 INFO L208 MainTranslator]: Completed translation [2021-06-17 12:07:31,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31 WrapperNode [2021-06-17 12:07:31,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 12:07:31,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:07:31,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:07:31,836 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:07:31,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31" (1/1) ... [2021-06-17 12:07:31,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31" (1/1) ... [2021-06-17 12:07:31,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:07:31,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:07:31,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:07:31,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:07:31,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31" (1/1) ... [2021-06-17 12:07:31,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31" (1/1) ... [2021-06-17 12:07:31,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31" (1/1) ... [2021-06-17 12:07:31,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31" (1/1) ... [2021-06-17 12:07:31,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31" (1/1) ... [2021-06-17 12:07:31,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31" (1/1) ... [2021-06-17 12:07:31,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31" (1/1) ... [2021-06-17 12:07:31,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:07:31,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:07:31,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:07:31,924 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:07:31,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31" (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 12:07:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 12:07:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 12:07:32,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 12:07:32,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 12:07:32,003 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 12:07:32,003 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 12:07:32,003 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 12:07:32,003 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 12:07:32,003 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 12:07:32,003 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 12:07:32,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 12:07:32,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 12:07:32,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:07:32,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:07:32,005 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 12:07:32,418 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:07:32,419 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 12:07:32,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:07:32 BoogieIcfgContainer [2021-06-17 12:07:32,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:07:32,422 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:07:32,422 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:07:32,425 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:07:32,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 12:07:31" (1/3) ... [2021-06-17 12:07:32,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e78876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:07:32, skipping insertion in model container [2021-06-17 12:07:32,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:07:31" (2/3) ... [2021-06-17 12:07:32,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e78876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:07:32, skipping insertion in model container [2021-06-17 12:07:32,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:07:32" (3/3) ... [2021-06-17 12:07:32,427 INFO L111 eAbstractionObserver]: Analyzing ICFG safe017_tso.oepc.i [2021-06-17 12:07:32,432 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:07:32,433 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:07:32,433 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 12:07:32,433 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:07:32,457 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,457 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,458 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,458 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,458 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,458 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,458 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,458 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,459 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,459 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,459 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,459 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,459 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,460 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,460 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,460 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,460 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,461 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,461 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,462 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,462 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,462 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,462 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,463 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,463 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,465 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,465 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,466 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,466 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,470 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,470 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,470 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,472 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,472 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,472 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:07:32,474 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 12:07:32,493 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 12:07:32,564 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:07:32,564 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:07:32,564 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:07:32,565 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:07:32,565 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:07:32,565 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:07:32,565 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:07:32,565 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:07:32,798 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:07:32,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:07:32,806 INFO L82 PathProgramCache]: Analyzing trace with hash -593256444, now seen corresponding path program 1 times [2021-06-17 12:07:32,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:07:32,813 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712075173] [2021-06-17 12:07:32,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:07:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:07:33,050 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 12:07:33,051 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:07:33,052 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712075173] [2021-06-17 12:07:33,052 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712075173] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:07:33,052 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:07:33,053 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 12:07:33,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887073570] [2021-06-17 12:07:33,058 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 12:07:33,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:07:33,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 12:07:33,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 12:07:33,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:33,075 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:07:33,077 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:07:33,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:33,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:33,097 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:07:33,097 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:07:33,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:07:33,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1244976457, now seen corresponding path program 1 times [2021-06-17 12:07:33,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:07:33,098 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065095906] [2021-06-17 12:07:33,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:07:33,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:07:33,263 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 12:07:33,264 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:07:33,264 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065095906] [2021-06-17 12:07:33,264 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065095906] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:07:33,264 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:07:33,264 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 12:07:33,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303029237] [2021-06-17 12:07:33,266 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 12:07:33,266 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:07:33,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 12:07:33,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 12:07:33,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:33,267 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:07:33,267 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 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 12:07:33,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:33,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:33,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:33,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:07:33,583 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:07:33,583 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:07:33,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:07:33,591 INFO L82 PathProgramCache]: Analyzing trace with hash 979658263, now seen corresponding path program 2 times [2021-06-17 12:07:33,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:07:33,591 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927002849] [2021-06-17 12:07:33,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:07:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:07:33,728 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 12:07:33,728 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:07:33,729 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927002849] [2021-06-17 12:07:33,729 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927002849] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:07:33,729 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:07:33,729 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:07:33,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063903881] [2021-06-17 12:07:33,729 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:07:33,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:07:33,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:07:33,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:07:33,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:33,730 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:07:33,731 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 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 12:07:33,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:33,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:07:33,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:34,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:34,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:07:34,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:07:34,967 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 12:07:34,967 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:07:34,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:07:34,968 INFO L82 PathProgramCache]: Analyzing trace with hash -2098196485, now seen corresponding path program 3 times [2021-06-17 12:07:34,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:07:34,968 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434506903] [2021-06-17 12:07:34,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:07:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:07:35,084 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 12:07:35,084 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:07:35,084 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434506903] [2021-06-17 12:07:35,085 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434506903] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:07:35,085 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:07:35,085 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:07:35,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169310664] [2021-06-17 12:07:35,085 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:07:35,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:07:35,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:07:35,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:07:35,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:35,086 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:07:35,087 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 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 12:07:35,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:35,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:07:35,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:07:35,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:36,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:07:36,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:07:36,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:07:36,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 12:07:36,364 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 12:07:36,387 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:07:36,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:07:36 BasicIcfg [2021-06-17 12:07:36,391 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:07:36,391 INFO L168 Benchmark]: Toolchain (without parser) took 5046.66 ms. Allocated memory was 195.0 MB in the beginning and 343.9 MB in the end (delta: 148.9 MB). Free memory was 158.2 MB in the beginning and 252.2 MB in the end (delta: -94.0 MB). Peak memory consumption was 192.3 MB. Max. memory is 8.0 GB. [2021-06-17 12:07:36,392 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 195.0 MB. Free memory is still 176.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:07:36,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 477.48 ms. Allocated memory is still 195.0 MB. Free memory was 158.0 MB in the beginning and 156.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-17 12:07:36,392 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.11 ms. Allocated memory is still 195.0 MB. Free memory was 156.5 MB in the beginning and 154.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:07:36,392 INFO L168 Benchmark]: Boogie Preprocessor took 30.62 ms. Allocated memory is still 195.0 MB. Free memory was 154.7 MB in the beginning and 153.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:07:36,393 INFO L168 Benchmark]: RCFGBuilder took 496.78 ms. Allocated memory is still 195.0 MB. Free memory was 153.1 MB in the beginning and 130.1 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:07:36,393 INFO L168 Benchmark]: TraceAbstraction took 3968.79 ms. Allocated memory was 195.0 MB in the beginning and 343.9 MB in the end (delta: 148.9 MB). Free memory was 129.6 MB in the beginning and 252.2 MB in the end (delta: -122.6 MB). Peak memory consumption was 164.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:07:36,395 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 195.0 MB. Free memory is still 176.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 477.48 ms. Allocated memory is still 195.0 MB. Free memory was 158.0 MB in the beginning and 156.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 56.11 ms. Allocated memory is still 195.0 MB. Free memory was 156.5 MB in the beginning and 154.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 30.62 ms. Allocated memory is still 195.0 MB. Free memory was 154.7 MB in the beginning and 153.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 496.78 ms. Allocated memory is still 195.0 MB. Free memory was 153.1 MB in the beginning and 130.1 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3968.79 ms. Allocated memory was 195.0 MB in the beginning and 343.9 MB in the end (delta: 148.9 MB). Free memory was 129.6 MB in the beginning and 252.2 MB in the end (delta: -122.6 MB). Peak memory consumption was 164.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 32050, positive: 30768, positive conditional: 26957, positive unconditional: 3811, negative: 1282, negative conditional: 1222, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 31019, positive: 30768, positive conditional: 26957, positive unconditional: 3811, negative: 251, negative conditional: 191, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 31019, positive: 30417, positive conditional: 0, positive unconditional: 30417, negative: 602, negative conditional: 0, negative unconditional: 602, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1127, positive: 1106, positive conditional: 0, positive unconditional: 1106, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1127, positive: 1100, positive conditional: 0, positive unconditional: 1100, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 8, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 48, positive conditional: 18, positive unconditional: 30, negative: 156, negative conditional: 18, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 31019, positive: 29311, positive conditional: 0, positive unconditional: 29311, negative: 581, negative conditional: 0, negative unconditional: 581, unknown: 1127, unknown conditional: 0, unknown unconditional: 1127] , Statistics on independence cache: Total cache size (in pairs): 1145, Positive cache size: 1116, Positive conditional cache size: 10, Positive unconditional cache size: 1106, Negative cache size: 29, Negative conditional cache size: 8, Negative unconditional cache size: 21, SemanticConditionEliminator.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 8, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 48, positive conditional: 18, positive unconditional: 30, negative: 156, negative conditional: 18, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1901, positive: 341, positive conditional: 341, positive unconditional: 0, negative: 1542, negative conditional: 107, negative unconditional: 1435, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1145, Positive cache size: 1116, Positive conditional cache size: 10, Positive unconditional cache size: 1106, Negative cache size: 29, Negative conditional cache size: 8, Negative unconditional cache size: 21, Eliminated conditions: 1285, SemanticConditionEliminator.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 8, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 48, positive conditional: 18, positive unconditional: 30, negative: 156, negative conditional: 18, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1901, positive: 341, positive conditional: 341, positive unconditional: 0, negative: 1542, negative conditional: 107, negative unconditional: 1435, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1145, Positive cache size: 1116, Positive conditional cache size: 10, Positive unconditional cache size: 1106, Negative cache size: 29, Negative conditional cache size: 8, Negative unconditional cache size: 21, Eliminated conditions: 1285, SemanticConditionEliminator.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 8, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 48, positive conditional: 18, positive unconditional: 30, negative: 156, negative conditional: 18, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1901, positive: 341, positive conditional: 341, positive unconditional: 0, negative: 1542, negative conditional: 107, negative unconditional: 1435, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1145, Positive cache size: 1116, Positive conditional cache size: 10, Positive unconditional cache size: 1106, Negative cache size: 29, Negative conditional cache size: 8, Negative unconditional cache size: 21, Eliminated conditions: 1285, SemanticConditionEliminator.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 8, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 48, positive conditional: 18, positive unconditional: 30, negative: 156, negative conditional: 18, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1901, positive: 341, positive conditional: 341, positive unconditional: 0, negative: 1542, negative conditional: 107, negative unconditional: 1435, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1145, Positive cache size: 1116, Positive conditional cache size: 10, Positive unconditional cache size: 1106, Negative cache size: 29, Negative conditional cache size: 8, Negative unconditional cache size: 21, Eliminated conditions: 1285 ], Maximal queried relation: 4, Independence queries for same thread: 1031 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1268, Number of persistent set computation: 17038, Number of trivial persistent sets: 13517, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 32050, positive: 30768, positive conditional: 26957, positive unconditional: 3811, negative: 1282, negative conditional: 1222, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 31019, positive: 30768, positive conditional: 26957, positive unconditional: 3811, negative: 251, negative conditional: 191, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 31019, positive: 30417, positive conditional: 0, positive unconditional: 30417, negative: 602, negative conditional: 0, negative unconditional: 602, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1127, positive: 1106, positive conditional: 0, positive unconditional: 1106, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1127, positive: 1100, positive conditional: 0, positive unconditional: 1100, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 8, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 48, positive conditional: 18, positive unconditional: 30, negative: 156, negative conditional: 18, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 31019, positive: 29311, positive conditional: 0, positive unconditional: 29311, negative: 581, negative conditional: 0, negative unconditional: 581, unknown: 1127, unknown conditional: 0, unknown unconditional: 1127] , Statistics on independence cache: Total cache size (in pairs): 1145, Positive cache size: 1116, Positive conditional cache size: 10, Positive unconditional cache size: 1106, Negative cache size: 29, Negative conditional cache size: 8, Negative unconditional cache size: 21, SemanticConditionEliminator.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 8, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 48, positive conditional: 18, positive unconditional: 30, negative: 156, negative conditional: 18, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1901, positive: 341, positive conditional: 341, positive unconditional: 0, negative: 1542, negative conditional: 107, negative unconditional: 1435, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1145, Positive cache size: 1116, Positive conditional cache size: 10, Positive unconditional cache size: 1106, Negative cache size: 29, Negative conditional cache size: 8, Negative unconditional cache size: 21, Eliminated conditions: 1285, SemanticConditionEliminator.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 8, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 48, positive conditional: 18, positive unconditional: 30, negative: 156, negative conditional: 18, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1901, positive: 341, positive conditional: 341, positive unconditional: 0, negative: 1542, negative conditional: 107, negative unconditional: 1435, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1145, Positive cache size: 1116, Positive conditional cache size: 10, Positive unconditional cache size: 1106, Negative cache size: 29, Negative conditional cache size: 8, Negative unconditional cache size: 21, Eliminated conditions: 1285, SemanticConditionEliminator.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 8, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 48, positive conditional: 18, positive unconditional: 30, negative: 156, negative conditional: 18, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1901, positive: 341, positive conditional: 341, positive unconditional: 0, negative: 1542, negative conditional: 107, negative unconditional: 1435, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1145, Positive cache size: 1116, Positive conditional cache size: 10, Positive unconditional cache size: 1106, Negative cache size: 29, Negative conditional cache size: 8, Negative unconditional cache size: 21, Eliminated conditions: 1285, SemanticConditionEliminator.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1901, positive: 351, positive conditional: 351, positive unconditional: 0, negative: 1550, negative conditional: 115, negative unconditional: 1435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 29, negative conditional: 8, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 204, positive: 48, positive conditional: 18, positive unconditional: 30, negative: 156, negative conditional: 18, negative unconditional: 138, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1901, positive: 341, positive conditional: 341, positive unconditional: 0, negative: 1542, negative conditional: 107, negative unconditional: 1435, unknown: 18, unknown conditional: 18, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1145, Positive cache size: 1116, Positive conditional cache size: 10, Positive unconditional cache size: 1106, Negative cache size: 29, Negative conditional cache size: 8, Negative unconditional cache size: 21, Eliminated conditions: 1285 ], Maximal queried relation: 4, Independence queries for same thread: 1031 - 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, 103 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3877.9ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.1ms, PartialOrderReductionTime: 3064.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 34, 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: 15.8ms SsaConstructionTime, 134.8ms SatisfiabilityAnalysisTime, 424.0ms InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 744 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...