/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix057_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-27 12:37:59,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 12:37:59,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 12:37:59,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 12:37:59,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 12:37:59,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 12:37:59,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 12:37:59,844 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 12:37:59,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 12:37:59,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 12:37:59,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 12:37:59,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 12:37:59,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 12:37:59,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 12:37:59,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 12:37:59,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 12:37:59,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 12:37:59,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 12:37:59,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 12:37:59,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 12:37:59,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 12:37:59,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 12:37:59,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 12:37:59,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 12:37:59,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-27 12:37:59,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-27 12:37:59,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-27 12:37:59,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-27 12:37:59,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-27 12:37:59,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-27 12:37:59,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-27 12:37:59,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-27 12:37:59,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-27 12:37:59,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-27 12:37:59,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-27 12:37:59,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-27 12:37:59,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-27 12:37:59,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-27 12:37:59,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 12:37:59,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 12:37:59,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 12:37:59,893 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-FA-NoLbe.epf [2019-12-27 12:37:59,912 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 12:37:59,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 12:37:59,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 12:37:59,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 12:37:59,915 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 12:37:59,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 12:37:59,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 12:37:59,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 12:37:59,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 12:37:59,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 12:37:59,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 12:37:59,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 12:37:59,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 12:37:59,918 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 12:37:59,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 12:37:59,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 12:37:59,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 12:37:59,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 12:37:59,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 12:37:59,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 12:37:59,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 12:37:59,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 12:37:59,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 12:37:59,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 12:37:59,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 12:37:59,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 12:37:59,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 12:37:59,921 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2019-12-27 12:37:59,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 12:37:59,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 12:38:00,205 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 12:38:00,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 12:38:00,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 12:38:00,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 12:38:00,230 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 12:38:00,231 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix057_tso.oepc.i [2019-12-27 12:38:00,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c71bd45/0b3331f502154439ac8581e52df858ca/FLAG11244f9c7 [2019-12-27 12:38:00,820 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 12:38:00,821 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix057_tso.oepc.i [2019-12-27 12:38:00,837 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c71bd45/0b3331f502154439ac8581e52df858ca/FLAG11244f9c7 [2019-12-27 12:38:01,131 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c71bd45/0b3331f502154439ac8581e52df858ca [2019-12-27 12:38:01,141 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 12:38:01,143 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 12:38:01,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 12:38:01,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 12:38:01,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 12:38:01,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 12:38:01" (1/1) ... [2019-12-27 12:38:01,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c48b603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01, skipping insertion in model container [2019-12-27 12:38:01,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 12:38:01" (1/1) ... [2019-12-27 12:38:01,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 12:38:01,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 12:38:01,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 12:38:01,765 INFO L203 MainTranslator]: Completed pre-run [2019-12-27 12:38:01,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-27 12:38:01,940 INFO L208 MainTranslator]: Completed translation [2019-12-27 12:38:01,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01 WrapperNode [2019-12-27 12:38:01,941 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 12:38:01,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-27 12:38:01,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-27 12:38:01,942 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-27 12:38:01,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01" (1/1) ... [2019-12-27 12:38:01,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01" (1/1) ... [2019-12-27 12:38:02,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-27 12:38:02,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-27 12:38:02,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-27 12:38:02,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-27 12:38:02,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01" (1/1) ... [2019-12-27 12:38:02,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01" (1/1) ... [2019-12-27 12:38:02,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01" (1/1) ... [2019-12-27 12:38:02,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01" (1/1) ... [2019-12-27 12:38:02,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01" (1/1) ... [2019-12-27 12:38:02,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01" (1/1) ... [2019-12-27 12:38:02,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01" (1/1) ... [2019-12-27 12:38:02,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-27 12:38:02,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-27 12:38:02,050 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-27 12:38:02,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-27 12:38:02,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01" (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 [2019-12-27 12:38:02,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-27 12:38:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-27 12:38:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-27 12:38:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-27 12:38:02,148 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-27 12:38:02,149 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-27 12:38:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-27 12:38:02,149 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-27 12:38:02,149 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-27 12:38:02,150 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-27 12:38:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2019-12-27 12:38:02,150 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2019-12-27 12:38:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-27 12:38:02,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-27 12:38:02,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-27 12:38:02,153 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-27 12:38:02,956 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-27 12:38:02,956 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-27 12:38:02,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 12:38:02 BoogieIcfgContainer [2019-12-27 12:38:02,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-27 12:38:02,959 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-27 12:38:02,959 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-27 12:38:02,962 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-27 12:38:02,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.12 12:38:01" (1/3) ... [2019-12-27 12:38:02,963 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@594af86a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 12:38:02, skipping insertion in model container [2019-12-27 12:38:02,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:38:01" (2/3) ... [2019-12-27 12:38:02,964 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@594af86a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.12 12:38:02, skipping insertion in model container [2019-12-27 12:38:02,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.12 12:38:02" (3/3) ... [2019-12-27 12:38:02,966 INFO L109 eAbstractionObserver]: Analyzing ICFG mix057_tso.oepc.i [2019-12-27 12:38:02,977 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-27 12:38:02,977 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-27 12:38:02,985 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-27 12:38:02,986 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-27 12:38:03,024 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,024 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,025 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,025 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,025 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,026 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,026 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,027 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,027 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,027 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,027 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,028 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,028 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,028 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,029 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,029 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,029 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,030 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,031 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,031 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,031 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,031 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,032 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,032 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,032 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,032 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,033 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,033 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,033 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,033 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,034 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,034 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,034 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,034 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,035 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,035 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,035 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,035 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,036 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,037 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,037 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,037 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,037 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,037 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,038 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,055 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,056 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,056 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,056 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,056 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,056 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,057 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,057 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,057 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,057 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,057 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,058 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,058 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,058 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,058 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,058 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,059 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,059 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,059 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,059 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,060 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,060 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,060 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,060 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,060 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,061 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,061 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,064 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,064 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,065 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,065 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,067 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,068 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,068 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,068 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,068 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,069 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,069 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,069 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,069 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,069 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,072 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,073 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,073 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,073 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,073 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,073 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,074 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,074 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,074 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,074 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,074 WARN L315 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,075 WARN L315 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,077 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,078 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,078 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,078 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-27 12:38:03,090 INFO L249 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2019-12-27 12:38:03,106 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-27 12:38:03,106 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-27 12:38:03,106 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-27 12:38:03,106 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-27 12:38:03,106 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-27 12:38:03,107 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-27 12:38:03,107 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-27 12:38:03,107 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-27 12:38:03,122 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 178 places, 206 transitions [2019-12-27 12:41:18,546 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 380020 states. [2019-12-27 12:41:18,548 INFO L276 IsEmpty]: Start isEmpty. Operand 380020 states. [2019-12-27 12:41:18,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-27 12:41:18,580 INFO L403 BasicCegarLoop]: Found error trace [2019-12-27 12:41:18,581 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-27 12:41:18,582 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-27 12:41:18,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-27 12:41:18,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1984449660, now seen corresponding path program 1 times [2019-12-27 12:41:18,598 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-27 12:41:18,599 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480467993] [2019-12-27 12:41:18,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-27 12:41:18,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-27 12:41:18,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-27 12:41:18,976 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480467993] [2019-12-27 12:41:18,977 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-27 12:41:18,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-27 12:41:18,979 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534558762] [2019-12-27 12:41:18,985 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-27 12:41:18,985 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-27 12:41:19,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-27 12:41:19,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 12:41:19,006 INFO L87 Difference]: Start difference. First operand 380020 states. Second operand 4 states. [2019-12-27 12:41:32,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-27 12:41:32,288 INFO L93 Difference]: Finished difference Result 396276 states and 2138288 transitions. [2019-12-27 12:41:32,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-27 12:41:32,290 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2019-12-27 12:41:32,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-27 12:41:34,414 INFO L225 Difference]: With dead ends: 396276 [2019-12-27 12:41:34,415 INFO L226 Difference]: Without dead ends: 344052 [2019-12-27 12:41:34,416 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-27 12:41:48,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344052 states. Received shutdown request... [2019-12-27 12:42:10,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344052 to 344052. [2019-12-27 12:42:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344052 states. [2019-12-27 12:42:10,818 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-27 12:42:10,823 WARN L227 ceAbstractionStarter]: Timeout [2019-12-27 12:42:10,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.12 12:42:10 BasicIcfg [2019-12-27 12:42:10,823 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-27 12:42:10,826 INFO L168 Benchmark]: Toolchain (without parser) took 249682.94 ms. Allocated memory was 145.8 MB in the beginning and 5.2 GB in the end (delta: 5.0 GB). Free memory was 102.6 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 4.7 GB. Max. memory is 7.1 GB. [2019-12-27 12:42:10,827 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-27 12:42:10,828 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.79 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.2 MB in the beginning and 155.7 MB in the end (delta: -53.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-12-27 12:42:10,829 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.41 ms. Allocated memory is still 203.4 MB. Free memory was 155.7 MB in the beginning and 153.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-27 12:42:10,830 INFO L168 Benchmark]: Boogie Preprocessor took 38.65 ms. Allocated memory is still 203.4 MB. Free memory was 153.0 MB in the beginning and 150.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-12-27 12:42:10,830 INFO L168 Benchmark]: RCFGBuilder took 908.58 ms. Allocated memory is still 203.4 MB. Free memory was 150.3 MB in the beginning and 101.2 MB in the end (delta: 49.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 7.1 GB. [2019-12-27 12:42:10,831 INFO L168 Benchmark]: TraceAbstraction took 247864.26 ms. Allocated memory was 203.4 MB in the beginning and 5.2 GB in the end (delta: 5.0 GB). Free memory was 101.2 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 4.7 GB. Max. memory is 7.1 GB. [2019-12-27 12:42:10,836 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 145.8 MB. Free memory was 122.1 MB in the beginning and 121.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 797.79 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 102.2 MB in the beginning and 155.7 MB in the end (delta: -53.5 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 68.41 ms. Allocated memory is still 203.4 MB. Free memory was 155.7 MB in the beginning and 153.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.65 ms. Allocated memory is still 203.4 MB. Free memory was 153.0 MB in the beginning and 150.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 908.58 ms. Allocated memory is still 203.4 MB. Free memory was 150.3 MB in the beginning and 101.2 MB in the end (delta: 49.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 247864.26 ms. Allocated memory was 203.4 MB in the beginning and 5.2 GB in the end (delta: 5.0 GB). Free memory was 101.2 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 4.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while ReachableStatesComputation was computing reachable states (1 states constructedinput type DoubleDeckerAutomaton). - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while ReachableStatesComputation was computing reachable states (1 states constructedinput type DoubleDeckerAutomaton). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 166 locations, 2 error locations. Result: TIMEOUT, OverallTime: 247.7s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 15.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 228 SDtfs, 170 SDslu, 293 SDs, 0 SdLazy, 86 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=380020occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 36.3s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 50 ConstructedInterpolants, 0 QuantifiedInterpolants, 4850 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown