/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-DelaySleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe007_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 13:59:43,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 13:59:43,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 13:59:43,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-06 13:59:43,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-06 13:59:43,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-06 13:59:43,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-06 13:59:43,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-06 13:59:43,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-06 13:59:43,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-06 13:59:43,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-06 13:59:43,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-06 13:59:43,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 13:59:43,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 13:59:43,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 13:59:43,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 13:59:43,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 13:59:43,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 13:59:43,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 13:59:43,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 13:59:43,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 13:59:43,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 13:59:43,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 13:59:43,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 13:59:43,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-06 13:59:43,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-06 13:59:43,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-06 13:59:43,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-06 13:59:43,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-06 13:59:43,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-06 13:59:43,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-06 13:59:43,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-06 13:59:43,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-06 13:59:43,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-06 13:59:43,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-06 13:59:43,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-06 13:59:43,835 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-06 13:59:43,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-06 13:59:43,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 13:59:43,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 13:59:43,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 13:59:43,841 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-DelaySleep-NoLbe-Random42.epf [2021-06-06 13:59:43,873 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 13:59:43,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 13:59:43,874 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 13:59:43,874 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 13:59:43,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 13:59:43,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 13:59:43,876 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 13:59:43,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 13:59:43,877 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 13:59:43,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 13:59:43,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 13:59:43,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 13:59:43,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 13:59:43,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 13:59:43,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 13:59:43,878 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 13:59:43,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 13:59:43,878 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 13:59:43,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 13:59:43,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 13:59:43,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 13:59:43,879 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 13:59:43,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 13:59:43,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 13:59:43,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 13:59:43,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 13:59:43,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 13:59:43,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 13:59:43,880 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 13:59:43,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 13:59:43,880 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 13:59:43,880 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 13:59:43,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 13:59:43,880 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 13:59:43,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 13:59:43,881 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 13:59:44,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 13:59:44,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 13:59:44,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 13:59:44,161 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-06 13:59:44,162 INFO L275 PluginConnector]: CDTParser initialized [2021-06-06 13:59:44,162 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe007_tso.oepc.i [2021-06-06 13:59:44,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3696fa2/c68189c33d1a41619d5062e19a519c15/FLAG43b9e3c35 [2021-06-06 13:59:44,746 INFO L306 CDTParser]: Found 1 translation units. [2021-06-06 13:59:44,746 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe007_tso.oepc.i [2021-06-06 13:59:44,770 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3696fa2/c68189c33d1a41619d5062e19a519c15/FLAG43b9e3c35 [2021-06-06 13:59:45,232 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f3696fa2/c68189c33d1a41619d5062e19a519c15 [2021-06-06 13:59:45,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 13:59:45,235 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-06 13:59:45,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-06 13:59:45,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-06 13:59:45,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-06 13:59:45,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 01:59:45" (1/1) ... [2021-06-06 13:59:45,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3feb289e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45, skipping insertion in model container [2021-06-06 13:59:45,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 01:59:45" (1/1) ... [2021-06-06 13:59:45,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-06 13:59:45,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-06 13:59:45,447 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/safe007_tso.oepc.i[950,963] [2021-06-06 13:59:45,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 13:59:45,628 INFO L203 MainTranslator]: Completed pre-run [2021-06-06 13:59:45,641 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/safe007_tso.oepc.i[950,963] [2021-06-06 13:59:45,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 13:59:45,745 INFO L208 MainTranslator]: Completed translation [2021-06-06 13:59:45,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45 WrapperNode [2021-06-06 13:59:45,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-06 13:59:45,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 13:59:45,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 13:59:45,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 13:59:45,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45" (1/1) ... [2021-06-06 13:59:45,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45" (1/1) ... [2021-06-06 13:59:45,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 13:59:45,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 13:59:45,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 13:59:45,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 13:59:45,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45" (1/1) ... [2021-06-06 13:59:45,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45" (1/1) ... [2021-06-06 13:59:45,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45" (1/1) ... [2021-06-06 13:59:45,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45" (1/1) ... [2021-06-06 13:59:45,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45" (1/1) ... [2021-06-06 13:59:45,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45" (1/1) ... [2021-06-06 13:59:45,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45" (1/1) ... [2021-06-06 13:59:45,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 13:59:45,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 13:59:45,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 13:59:45,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 13:59:45,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45" (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 [2021-06-06 13:59:45,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-06 13:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-06 13:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-06 13:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-06 13:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-06 13:59:45,903 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-06 13:59:45,903 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-06 13:59:45,903 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-06 13:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-06 13:59:45,904 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-06 13:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-06 13:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-06 13:59:45,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 13:59:45,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 13:59:45,905 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 13:59:46,263 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 13:59:46,264 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-06 13:59:46,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 01:59:46 BoogieIcfgContainer [2021-06-06 13:59:46,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 13:59:46,266 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 13:59:46,266 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 13:59:46,268 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 13:59:46,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.06 01:59:45" (1/3) ... [2021-06-06 13:59:46,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6887afc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 01:59:46, skipping insertion in model container [2021-06-06 13:59:46,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 01:59:45" (2/3) ... [2021-06-06 13:59:46,270 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6887afc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 01:59:46, skipping insertion in model container [2021-06-06 13:59:46,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 01:59:46" (3/3) ... [2021-06-06 13:59:46,270 INFO L111 eAbstractionObserver]: Analyzing ICFG safe007_tso.oepc.i [2021-06-06 13:59:46,279 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 13:59:46,279 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 13:59:46,279 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 13:59:46,279 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 13:59:46,319 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,319 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,319 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,319 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,321 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,321 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,321 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,321 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,321 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,321 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,322 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,322 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,324 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,324 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,324 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,324 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,325 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,326 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,326 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,326 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,330 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,330 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,331 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,331 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,332 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,332 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,332 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,333 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,333 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,333 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,334 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,334 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,334 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,334 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,334 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,334 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,337 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,337 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,337 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,337 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,347 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,348 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,348 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,348 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,358 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,358 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,358 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,358 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 13:59:46,361 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-06 13:59:46,379 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 [2021-06-06 13:59:46,446 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 13:59:46,447 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 13:59:46,447 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 13:59:46,447 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 13:59:46,447 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 13:59:46,447 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 13:59:46,447 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 13:59:46,448 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 13:59:46,527 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 13:59:46,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 13:59:46,530 INFO L82 PathProgramCache]: Analyzing trace with hash -1699874213, now seen corresponding path program 1 times [2021-06-06 13:59:46,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 13:59:46,537 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057162918] [2021-06-06 13:59:46,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 13:59:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 13:59:46,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 13:59:46,911 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 13:59:46,912 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057162918] [2021-06-06 13:59:46,913 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057162918] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 13:59:46,913 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 13:59:46,914 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-06 13:59:46,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058982266] [2021-06-06 13:59:46,918 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 13:59:46,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 13:59:46,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 13:59:46,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-06 13:59:46,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 13:59:46,933 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 13:59:46,934 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 13:59:46,935 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 13:59:47,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 13:59:47,553 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 13:59:47,553 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 13:59:47,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 13:59:47,554 INFO L82 PathProgramCache]: Analyzing trace with hash -1101433715, now seen corresponding path program 2 times [2021-06-06 13:59:47,554 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 13:59:47,554 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57553251] [2021-06-06 13:59:47,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 13:59:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 13:59:47,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 13:59:47,670 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 13:59:47,670 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57553251] [2021-06-06 13:59:47,671 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57553251] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 13:59:47,671 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 13:59:47,671 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-06 13:59:47,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552844959] [2021-06-06 13:59:47,672 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 13:59:47,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 13:59:47,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 13:59:47,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-06 13:59:47,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 13:59:47,674 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 13:59:47,674 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 13:59:47,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 13:59:47,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 13:59:48,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 13:59:48,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 13:59:48,319 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 13:59:48,320 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 13:59:48,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 13:59:48,327 INFO L82 PathProgramCache]: Analyzing trace with hash 571388545, now seen corresponding path program 3 times [2021-06-06 13:59:48,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 13:59:48,327 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614073623] [2021-06-06 13:59:48,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 13:59:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 13:59:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 13:59:48,493 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 13:59:48,494 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614073623] [2021-06-06 13:59:48,494 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614073623] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 13:59:48,494 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 13:59:48,494 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-06 13:59:48,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240429069] [2021-06-06 13:59:48,495 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 13:59:48,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 13:59:48,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 13:59:48,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-06 13:59:48,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 13:59:48,496 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 13:59:48,496 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 13:59:48,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 13:59:48,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 13:59:48,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 13:59:49,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 13:59:49,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 13:59:49,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 13:59:49,688 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 13:59:49,700 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 13:59:49,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 01:59:49 BasicIcfg [2021-06-06 13:59:49,702 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 13:59:49,703 INFO L168 Benchmark]: Toolchain (without parser) took 4467.25 ms. Allocated memory was 255.9 MB in the beginning and 413.1 MB in the end (delta: 157.3 MB). Free memory was 217.8 MB in the beginning and 209.2 MB in the end (delta: 8.6 MB). Peak memory consumption was 166.6 MB. Max. memory is 16.0 GB. [2021-06-06 13:59:49,705 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 255.9 MB. Free memory is still 235.9 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 13:59:49,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 507.67 ms. Allocated memory was 255.9 MB in the beginning and 310.4 MB in the end (delta: 54.5 MB). Free memory was 217.6 MB in the beginning and 272.1 MB in the end (delta: -54.5 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.0 GB. [2021-06-06 13:59:49,707 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.31 ms. Allocated memory is still 310.4 MB. Free memory was 272.1 MB in the beginning and 270.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 13:59:49,707 INFO L168 Benchmark]: Boogie Preprocessor took 19.71 ms. Allocated memory is still 310.4 MB. Free memory was 270.0 MB in the beginning and 269.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 13:59:49,708 INFO L168 Benchmark]: RCFGBuilder took 450.30 ms. Allocated memory is still 310.4 MB. Free memory was 269.0 MB in the beginning and 243.8 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-06-06 13:59:49,708 INFO L168 Benchmark]: TraceAbstraction took 3435.65 ms. Allocated memory was 310.4 MB in the beginning and 413.1 MB in the end (delta: 102.8 MB). Free memory was 242.7 MB in the beginning and 209.2 MB in the end (delta: 33.6 MB). Peak memory consumption was 138.4 MB. Max. memory is 16.0 GB. [2021-06-06 13:59:49,712 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 255.9 MB. Free memory is still 235.9 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 507.67 ms. Allocated memory was 255.9 MB in the beginning and 310.4 MB in the end (delta: 54.5 MB). Free memory was 217.6 MB in the beginning and 272.1 MB in the end (delta: -54.5 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 47.31 ms. Allocated memory is still 310.4 MB. Free memory was 272.1 MB in the beginning and 270.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 19.71 ms. Allocated memory is still 310.4 MB. Free memory was 270.0 MB in the beginning and 269.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 450.30 ms. Allocated memory is still 310.4 MB. Free memory was 269.0 MB in the beginning and 243.8 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3435.65 ms. Allocated memory was 310.4 MB in the beginning and 413.1 MB in the end (delta: 102.8 MB). Free memory was 242.7 MB in the beginning and 209.2 MB in the end (delta: 33.6 MB). Peak memory consumption was 138.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 118171, positive: 113850, positive conditional: 113850, positive unconditional: 0, negative: 4321, negative conditional: 4321, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 114663, positive: 113850, positive conditional: 113850, positive unconditional: 0, negative: 813, negative conditional: 813, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 114663, positive: 113447, positive conditional: 0, positive unconditional: 113447, negative: 1216, negative conditional: 0, negative unconditional: 1216, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 865, positive: 852, positive conditional: 0, positive unconditional: 852, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 865, positive: 846, positive conditional: 0, positive unconditional: 846, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 84, positive: 24, positive conditional: 11, positive unconditional: 13, negative: 60, negative conditional: 9, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 114663, positive: 112595, positive conditional: 0, positive unconditional: 112595, negative: 1203, negative conditional: 0, negative unconditional: 1203, unknown: 865, unknown conditional: 0, unknown unconditional: 865] , Statistics on independence cache: Total cache size (in pairs): 880, Positive cache size: 860, Positive conditional cache size: 8, Positive unconditional cache size: 852, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, SemanticConditionEliminator.Independence Queries: [ total: 2421, positive: 403, positive conditional: 403, positive unconditional: 0, negative: 2018, negative conditional: 110, negative unconditional: 1908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2421, positive: 403, positive conditional: 403, positive unconditional: 0, negative: 2018, negative conditional: 110, negative unconditional: 1908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 84, positive: 24, positive conditional: 11, positive unconditional: 13, negative: 60, negative conditional: 9, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2421, positive: 395, positive conditional: 395, positive unconditional: 0, negative: 2011, negative conditional: 103, negative unconditional: 1908, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 880, Positive cache size: 860, Positive conditional cache size: 8, Positive unconditional cache size: 852, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 1908, SemanticConditionEliminator.Independence Queries: [ total: 2421, positive: 403, positive conditional: 403, positive unconditional: 0, negative: 2018, negative conditional: 110, negative unconditional: 1908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2421, positive: 403, positive conditional: 403, positive unconditional: 0, negative: 2018, negative conditional: 110, negative unconditional: 1908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 84, positive: 24, positive conditional: 11, positive unconditional: 13, negative: 60, negative conditional: 9, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2421, positive: 395, positive conditional: 395, positive unconditional: 0, negative: 2011, negative conditional: 103, negative unconditional: 1908, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 880, Positive cache size: 860, Positive conditional cache size: 8, Positive unconditional cache size: 852, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 1908, SemanticConditionEliminator.Independence Queries: [ total: 2421, positive: 403, positive conditional: 403, positive unconditional: 0, negative: 2018, negative conditional: 110, negative unconditional: 1908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2421, positive: 403, positive conditional: 403, positive unconditional: 0, negative: 2018, negative conditional: 110, negative unconditional: 1908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 14, positive conditional: 8, positive unconditional: 6, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 84, positive: 24, positive conditional: 11, positive unconditional: 13, negative: 60, negative conditional: 9, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2421, positive: 395, positive conditional: 395, positive unconditional: 0, negative: 2011, negative conditional: 103, negative unconditional: 1908, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 880, Positive cache size: 860, Positive conditional cache size: 8, Positive unconditional cache size: 852, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 1908 ], Maximal queried relation: 3, Independence queries for same thread: 3508 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 108 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3292.2ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.8ms, PartialOrderReductionTime: 2519.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 33, 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: 15.2ms SsaConstructionTime, 155.7ms SatisfiabilityAnalysisTime, 401.7ms InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 201 ConstructedInterpolants, 0 QuantifiedInterpolants, 591 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...