/usr/bin/java -Xmx16000000000 -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-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 01:27:12,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-14 01:27:12,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-14 01:27:12,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-14 01:27:12,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-14 01:27:12,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-14 01:27:12,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-14 01:27:12,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-14 01:27:12,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-14 01:27:12,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-14 01:27:12,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-14 01:27:12,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-14 01:27:12,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-14 01:27:12,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-14 01:27:12,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-14 01:27:12,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-14 01:27:12,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-14 01:27:12,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-14 01:27:12,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-14 01:27:12,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-14 01:27:12,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-14 01:27:12,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-14 01:27:12,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-14 01:27:12,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-14 01:27:12,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-11-14 01:27:12,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 01:27:12,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 01:27:12,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 01:27:12,921 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-Lockstep.epf [2021-11-14 01:27:12,939 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 01:27:12,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 01:27:12,939 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 01:27:12,940 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 01:27:12,940 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 01:27:12,940 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 01:27:12,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 01:27:12,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 01:27:12,941 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 01:27:12,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 01:27:12,942 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 01:27:12,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 01:27:12,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 01:27:12,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 01:27:12,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 01:27:12,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 01:27:12,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 01:27:12,943 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 01:27:12,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 01:27:12,943 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 01:27:12,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 01:27:12,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 01:27:12,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 01:27:12,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 01:27:12,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 01:27:12,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 01:27:12,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 01:27:12,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 01:27:12,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 01:27:12,945 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 01:27:12,945 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-11-14 01:27:12,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 01:27:12,946 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 01:27:12,946 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 01:27:12,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 01:27:12,946 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 01:27:12,946 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 01:27:12,946 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-11-14 01:27:13,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 01:27:13,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 01:27:13,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 01:27:13,150 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 01:27:13,151 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 01:27:13,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2021-11-14 01:27:13,202 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36a6ae3ab/c102efe76d0f41efa137df82b354c7e5/FLAG6cf7985cf [2021-11-14 01:27:13,687 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 01:27:13,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2021-11-14 01:27:13,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36a6ae3ab/c102efe76d0f41efa137df82b354c7e5/FLAG6cf7985cf [2021-11-14 01:27:14,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36a6ae3ab/c102efe76d0f41efa137df82b354c7e5 [2021-11-14 01:27:14,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 01:27:14,226 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 01:27:14,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 01:27:14,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 01:27:14,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 01:27:14,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:27:14" (1/1) ... [2021-11-14 01:27:14,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f338903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14, skipping insertion in model container [2021-11-14 01:27:14,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:27:14" (1/1) ... [2021-11-14 01:27:14,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 01:27:14,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 01:27:14,450 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2021-11-14 01:27:14,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 01:27:14,635 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 01:27:14,647 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2021-11-14 01:27:14,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 01:27:14,721 INFO L208 MainTranslator]: Completed translation [2021-11-14 01:27:14,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14 WrapperNode [2021-11-14 01:27:14,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 01:27:14,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 01:27:14,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 01:27:14,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 01:27:14,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14" (1/1) ... [2021-11-14 01:27:14,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14" (1/1) ... [2021-11-14 01:27:14,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 01:27:14,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 01:27:14,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 01:27:14,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 01:27:14,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14" (1/1) ... [2021-11-14 01:27:14,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14" (1/1) ... [2021-11-14 01:27:14,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14" (1/1) ... [2021-11-14 01:27:14,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14" (1/1) ... [2021-11-14 01:27:14,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14" (1/1) ... [2021-11-14 01:27:14,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14" (1/1) ... [2021-11-14 01:27:14,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14" (1/1) ... [2021-11-14 01:27:14,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 01:27:14,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 01:27:14,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 01:27:14,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 01:27:14,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14" (1/1) ... [2021-11-14 01:27:14,830 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 01:27:14,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 01:27:14,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-14 01:27:14,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-14 01:27:14,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 01:27:14,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-14 01:27:14,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-14 01:27:14,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 01:27:14,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 01:27:14,918 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-14 01:27:14,918 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-14 01:27:14,918 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-14 01:27:14,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-14 01:27:14,919 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-14 01:27:14,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-14 01:27:14,919 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-14 01:27:14,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-14 01:27:14,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 01:27:14,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-14 01:27:14,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 01:27:14,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 01:27:14,921 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-14 01:27:15,164 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 01:27:15,164 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-14 01:27:15,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:27:15 BoogieIcfgContainer [2021-11-14 01:27:15,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 01:27:15,168 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-14 01:27:15,168 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-14 01:27:15,171 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-14 01:27:15,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 01:27:14" (1/3) ... [2021-11-14 01:27:15,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a340568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:27:15, skipping insertion in model container [2021-11-14 01:27:15,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:27:14" (2/3) ... [2021-11-14 01:27:15,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a340568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:27:15, skipping insertion in model container [2021-11-14 01:27:15,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:27:15" (3/3) ... [2021-11-14 01:27:15,173 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2021-11-14 01:27:15,177 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-14 01:27:15,177 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-14 01:27:15,178 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-14 01:27:15,178 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-14 01:27:15,212 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,213 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,213 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,213 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,213 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,213 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,214 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,214 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,214 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,214 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,215 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,215 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,215 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,215 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,216 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,216 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,216 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,216 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,216 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,216 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,217 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,217 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,217 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,217 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,218 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,218 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,218 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,218 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,218 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,219 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,219 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,219 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,219 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,219 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,220 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,220 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,220 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,220 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,220 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,221 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,221 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,221 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,221 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,221 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,222 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,222 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,222 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,222 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,225 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,225 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,226 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,226 WARN L322 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,229 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,229 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,229 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,229 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,230 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,231 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,231 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,233 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,235 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,235 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,235 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,235 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 01:27:15,236 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-14 01:27:15,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 01:27:15,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 01:27:15,278 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-14 01:27:15,299 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-14 01:27:15,326 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-14 01:27:15,332 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-14 01:27:15,332 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-14 01:27:15,607 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:27:15,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:27:15,616 INFO L85 PathProgramCache]: Analyzing trace with hash -456436820, now seen corresponding path program 1 times [2021-11-14 01:27:15,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:27:15,623 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59304305] [2021-11-14 01:27:15,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:27:15,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:27:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:27:15,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:27:15,878 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:27:15,878 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59304305] [2021-11-14 01:27:15,879 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59304305] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:27:15,879 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:27:15,879 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 01:27:15,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080290093] [2021-11-14 01:27:15,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:27:15,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-14 01:27:15,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:27:15,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-14 01:27:15,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-14 01:27:15,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:15,922 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:27:15,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 42.0) internal successors, (84), 2 states have internal predecessors, (84), 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) [2021-11-14 01:27:15,924 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:15,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:15,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-14 01:27:15,959 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:27:15,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:27:15,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1390589912, now seen corresponding path program 1 times [2021-11-14 01:27:15,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:27:15,962 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963603034] [2021-11-14 01:27:15,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:27:15,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:27:16,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:27:16,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:27:16,234 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:27:16,234 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963603034] [2021-11-14 01:27:16,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963603034] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:27:16,235 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:27:16,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 01:27:16,236 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279393755] [2021-11-14 01:27:16,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:27:16,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 01:27:16,237 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:27:16,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 01:27:16,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-14 01:27:16,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:16,242 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:27:16,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 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) [2021-11-14 01:27:16,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:16,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:19,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:19,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-14 01:27:19,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-14 01:27:19,176 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:27:19,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:27:19,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1213427584, now seen corresponding path program 2 times [2021-11-14 01:27:19,177 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:27:19,178 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863568166] [2021-11-14 01:27:19,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:27:19,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:27:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:27:19,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:27:19,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:27:19,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863568166] [2021-11-14 01:27:19,359 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863568166] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:27:19,359 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:27:19,359 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 01:27:19,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953688120] [2021-11-14 01:27:19,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:27:19,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 01:27:19,360 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:27:19,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 01:27:19,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-14 01:27:19,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:19,361 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:27:19,361 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 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) [2021-11-14 01:27:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-14 01:27:19,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:19,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:19,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-14 01:27:19,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:27:19,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-14 01:27:19,531 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:27:19,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:27:19,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1476137472, now seen corresponding path program 3 times [2021-11-14 01:27:19,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:27:19,532 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360363804] [2021-11-14 01:27:19,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:27:19,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:27:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:27:19,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:27:19,684 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:27:19,684 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360363804] [2021-11-14 01:27:19,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [360363804] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:27:19,688 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:27:19,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 01:27:19,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56547825] [2021-11-14 01:27:19,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:27:19,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 01:27:19,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:27:19,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 01:27:19,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-14 01:27:19,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:19,691 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:27:19,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 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) [2021-11-14 01:27:19,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:19,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-14 01:27:19,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:27:19,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:19,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:19,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-14 01:27:19,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:27:19,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-14 01:27:19,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-14 01:27:19,851 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:27:19,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:27:19,851 INFO L85 PathProgramCache]: Analyzing trace with hash 77219058, now seen corresponding path program 4 times [2021-11-14 01:27:19,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:27:19,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871200901] [2021-11-14 01:27:19,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:27:19,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:27:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:27:19,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:27:19,959 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:27:19,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871200901] [2021-11-14 01:27:19,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871200901] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:27:19,959 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:27:19,959 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-14 01:27:19,959 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512834246] [2021-11-14 01:27:19,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:27:19,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-14 01:27:19,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:27:19,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-14 01:27:19,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-14 01:27:19,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:19,961 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:27:19,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 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) [2021-11-14 01:27:19,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:19,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-14 01:27:19,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:27:19,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-14 01:27:19,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-14 01:27:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:27:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-14 01:27:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-14 01:27:21,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-14 01:27:21,230 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-14 01:27:21,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 01:27:21,231 INFO L85 PathProgramCache]: Analyzing trace with hash -2013126178, now seen corresponding path program 5 times [2021-11-14 01:27:21,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 01:27:21,231 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143075558] [2021-11-14 01:27:21,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 01:27:21,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 01:27:21,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 01:27:21,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 01:27:21,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 01:27:21,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143075558] [2021-11-14 01:27:21,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143075558] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 01:27:21,330 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 01:27:21,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-14 01:27:21,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078595252] [2021-11-14 01:27:21,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 01:27:21,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-14 01:27:21,330 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 01:27:21,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-14 01:27:21,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-14 01:27:21,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:21,331 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 01:27:21,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 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) [2021-11-14 01:27:21,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:21,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-14 01:27:21,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:27:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-14 01:27:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-14 01:27:21,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:22,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 01:27:22,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-14 01:27:22,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-14 01:27:22,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-14 01:27:22,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-14 01:27:22,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-14 01:27:22,549 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-14 01:27:22,550 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-14 01:27:22,550 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-14 01:27:22,550 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-14 01:27:22,550 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-14 01:27:22,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-14 01:27:22,562 INFO L732 BasicCegarLoop]: Path program histogram: [5, 1] [2021-11-14 01:27:22,563 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-14 01:27:22,564 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-14 01:27:22,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 01:27:22 BasicIcfg [2021-11-14 01:27:22,566 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-14 01:27:22,566 INFO L158 Benchmark]: Toolchain (without parser) took 8339.93ms. Allocated memory was 432.0MB in the beginning and 1.9GB in the end (delta: 1.5GB). Free memory was 372.8MB in the beginning and 1.6GB in the end (delta: -1.3GB). Peak memory consumption was 451.2MB. Max. memory is 16.0GB. [2021-11-14 01:27:22,567 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 432.0MB. Free memory is still 390.5MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 01:27:22,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.81ms. Allocated memory was 432.0MB in the beginning and 595.6MB in the end (delta: 163.6MB). Free memory was 372.6MB in the beginning and 554.8MB in the end (delta: -182.3MB). Peak memory consumption was 10.8MB. Max. memory is 16.0GB. [2021-11-14 01:27:22,567 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.97ms. Allocated memory is still 595.6MB. Free memory was 554.8MB in the beginning and 552.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 01:27:22,568 INFO L158 Benchmark]: Boogie Preprocessor took 31.94ms. Allocated memory is still 595.6MB. Free memory was 552.7MB in the beginning and 551.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 01:27:22,568 INFO L158 Benchmark]: RCFGBuilder took 357.24ms. Allocated memory is still 595.6MB. Free memory was 551.4MB in the beginning and 538.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. [2021-11-14 01:27:22,568 INFO L158 Benchmark]: TraceAbstraction took 7397.96ms. Allocated memory was 595.6MB in the beginning and 1.9GB in the end (delta: 1.3GB). Free memory was 537.6MB in the beginning and 1.6GB in the end (delta: -1.1GB). Peak memory consumption was 452.9MB. Max. memory is 16.0GB. [2021-11-14 01:27:22,570 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 432.0MB. Free memory is still 390.5MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 491.81ms. Allocated memory was 432.0MB in the beginning and 595.6MB in the end (delta: 163.6MB). Free memory was 372.6MB in the beginning and 554.8MB in the end (delta: -182.3MB). Peak memory consumption was 10.8MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 51.97ms. Allocated memory is still 595.6MB. Free memory was 554.8MB in the beginning and 552.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 31.94ms. Allocated memory is still 595.6MB. Free memory was 552.7MB in the beginning and 551.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 357.24ms. Allocated memory is still 595.6MB. Free memory was 551.4MB in the beginning and 538.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. * TraceAbstraction took 7397.96ms. Allocated memory was 595.6MB in the beginning and 1.9GB in the end (delta: 1.3GB). Free memory was 537.6MB in the beginning and 1.6GB in the end (delta: -1.1GB). Peak memory consumption was 452.9MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 451909, positive: 443698, positive conditional: 441421, positive unconditional: 2277, negative: 8211, negative conditional: 8177, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 445903, positive: 443698, positive conditional: 441421, positive unconditional: 2277, negative: 2205, negative conditional: 2171, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 445903, positive: 443698, positive conditional: 441421, positive unconditional: 2277, negative: 2205, negative conditional: 2171, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 450475, positive: 443698, positive conditional: 441204, positive unconditional: 2494, negative: 6777, negative conditional: 4572, negative unconditional: 2205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 450475, positive: 443698, positive conditional: 142008, positive unconditional: 301690, negative: 6777, negative conditional: 813, negative unconditional: 5964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 450475, positive: 443698, positive conditional: 142008, positive unconditional: 301690, negative: 6777, negative conditional: 813, negative unconditional: 5964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2387, positive: 2341, positive conditional: 30, positive unconditional: 2311, negative: 46, negative conditional: 12, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2387, positive: 2303, positive conditional: 0, positive unconditional: 2303, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 84, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 46, negative conditional: 12, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 232, positive: 71, positive conditional: 36, positive unconditional: 35, negative: 161, negative conditional: 12, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 450475, positive: 441357, positive conditional: 141978, positive unconditional: 299379, negative: 6731, negative conditional: 801, negative unconditional: 5930, unknown: 2387, unknown conditional: 42, unknown unconditional: 2345] , Statistics on independence cache: Total cache size (in pairs): 2387, Positive cache size: 2341, Positive conditional cache size: 30, Positive unconditional cache size: 2311, Negative cache size: 46, Negative conditional cache size: 12, Negative unconditional cache size: 34, Eliminated conditions: 302955, Maximal queried relation: 5, Independence queries for same thread: 6006 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1364.25ms, Number of persistent set computation: 23467, Number of trivial persistent sets: 21708, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2311, positive: 2277, positive conditional: 0, positive unconditional: 2277, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 451909, positive: 443698, positive conditional: 441421, positive unconditional: 2277, negative: 8211, negative conditional: 8177, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 445903, positive: 443698, positive conditional: 441421, positive unconditional: 2277, negative: 2205, negative conditional: 2171, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 445903, positive: 443698, positive conditional: 441421, positive unconditional: 2277, negative: 2205, negative conditional: 2171, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 450475, positive: 443698, positive conditional: 441204, positive unconditional: 2494, negative: 6777, negative conditional: 4572, negative unconditional: 2205, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 450475, positive: 443698, positive conditional: 142008, positive unconditional: 301690, negative: 6777, negative conditional: 813, negative unconditional: 5964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 450475, positive: 443698, positive conditional: 142008, positive unconditional: 301690, negative: 6777, negative conditional: 813, negative unconditional: 5964, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2387, positive: 2341, positive conditional: 30, positive unconditional: 2311, negative: 46, negative conditional: 12, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2387, positive: 2303, positive conditional: 0, positive unconditional: 2303, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 84, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 46, negative conditional: 12, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 232, positive: 71, positive conditional: 36, positive unconditional: 35, negative: 161, negative conditional: 12, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 450475, positive: 441357, positive conditional: 141978, positive unconditional: 299379, negative: 6731, negative conditional: 801, negative unconditional: 5930, unknown: 2387, unknown conditional: 42, unknown unconditional: 2345] , Statistics on independence cache: Total cache size (in pairs): 2387, Positive cache size: 2341, Positive conditional cache size: 30, Positive unconditional cache size: 2311, Negative cache size: 46, Negative conditional cache size: 12, Negative unconditional cache size: 34, Eliminated conditions: 302955, Maximal queried relation: 5, Independence queries for same thread: 6006 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 134 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 7.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 6.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 59, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 499 NumberOfCodeBlocks, 499 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 493 ConstructedInterpolants, 0 QuantifiedInterpolants, 1359 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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! [2021-11-14 01:27:22,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-11-14 01:27:22,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...