/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/thin000_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-bf4350c [2020-09-17 01:29:40,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-17 01:29:40,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-17 01:29:40,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-17 01:29:40,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-17 01:29:40,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-17 01:29:40,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-17 01:29:40,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-17 01:29:40,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-17 01:29:40,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-17 01:29:40,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-17 01:29:40,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-17 01:29:40,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-17 01:29:40,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-17 01:29:40,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-17 01:29:40,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-17 01:29:40,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-17 01:29:40,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-17 01:29:40,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-17 01:29:40,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-17 01:29:40,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-17 01:29:40,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-17 01:29:40,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-17 01:29:40,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-17 01:29:40,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-17 01:29:40,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-17 01:29:40,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-17 01:29:40,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-17 01:29:40,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-17 01:29:40,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-17 01:29:40,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-17 01:29:40,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-17 01:29:40,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-17 01:29:40,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-17 01:29:40,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-17 01:29:40,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-17 01:29:40,983 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-17 01:29:41,032 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-17 01:29:41,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-17 01:29:41,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-17 01:29:41,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-17 01:29:41,035 INFO L138 SettingsManager]: * Use SBE=true [2020-09-17 01:29:41,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-17 01:29:41,036 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-17 01:29:41,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-17 01:29:41,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-17 01:29:41,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-17 01:29:41,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-17 01:29:41,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-17 01:29:41,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-17 01:29:41,038 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-17 01:29:41,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-17 01:29:41,039 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-17 01:29:41,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-17 01:29:41,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-17 01:29:41,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-17 01:29:41,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-17 01:29:41,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-17 01:29:41,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-17 01:29:41,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-17 01:29:41,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-17 01:29:41,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-17 01:29:41,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-17 01:29:41,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-17 01:29:41,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-17 01:29:41,041 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-17 01:29:41,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-17 01:29:41,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-17 01:29:41,532 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-17 01:29:41,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-17 01:29:41,539 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-17 01:29:41,539 INFO L275 PluginConnector]: CDTParser initialized [2020-09-17 01:29:41,541 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin000_pso.oepc.i [2020-09-17 01:29:41,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/751063fe7/c353c12930fe4cf4be7ef6b36c6a0b36/FLAGb0960a57b [2020-09-17 01:29:42,245 INFO L306 CDTParser]: Found 1 translation units. [2020-09-17 01:29:42,246 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin000_pso.oepc.i [2020-09-17 01:29:42,263 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/751063fe7/c353c12930fe4cf4be7ef6b36c6a0b36/FLAGb0960a57b [2020-09-17 01:29:42,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/751063fe7/c353c12930fe4cf4be7ef6b36c6a0b36 [2020-09-17 01:29:42,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-17 01:29:42,542 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-17 01:29:42,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-17 01:29:42,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-17 01:29:42,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-17 01:29:42,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 01:29:42" (1/1) ... [2020-09-17 01:29:42,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b0e60e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:42, skipping insertion in model container [2020-09-17 01:29:42,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 01:29:42" (1/1) ... [2020-09-17 01:29:42,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-17 01:29:42,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-17 01:29:43,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-17 01:29:43,191 INFO L203 MainTranslator]: Completed pre-run [2020-09-17 01:29:43,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-17 01:29:43,338 INFO L208 MainTranslator]: Completed translation [2020-09-17 01:29:43,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:43 WrapperNode [2020-09-17 01:29:43,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-17 01:29:43,342 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-17 01:29:43,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-17 01:29:43,343 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-17 01:29:43,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:43" (1/1) ... [2020-09-17 01:29:43,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:43" (1/1) ... [2020-09-17 01:29:43,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-17 01:29:43,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-17 01:29:43,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-17 01:29:43,405 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-17 01:29:43,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:43" (1/1) ... [2020-09-17 01:29:43,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:43" (1/1) ... [2020-09-17 01:29:43,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:43" (1/1) ... [2020-09-17 01:29:43,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:43" (1/1) ... [2020-09-17 01:29:43,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:43" (1/1) ... [2020-09-17 01:29:43,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:43" (1/1) ... [2020-09-17 01:29:43,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:43" (1/1) ... [2020-09-17 01:29:43,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-17 01:29:43,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-17 01:29:43,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-17 01:29:43,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-17 01:29:43,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:43" (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 [2020-09-17 01:29:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-17 01:29:43,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-09-17 01:29:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-17 01:29:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-17 01:29:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-09-17 01:29:43,515 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-09-17 01:29:43,515 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-09-17 01:29:43,516 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-09-17 01:29:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-09-17 01:29:43,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-17 01:29:43,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-17 01:29:43,518 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-17 01:29:43,885 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-17 01:29:43,885 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-09-17 01:29:43,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 01:29:43 BoogieIcfgContainer [2020-09-17 01:29:43,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-17 01:29:43,893 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-17 01:29:43,893 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-17 01:29:43,897 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-17 01:29:43,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.09 01:29:42" (1/3) ... [2020-09-17 01:29:43,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ecd3008 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.09 01:29:43, skipping insertion in model container [2020-09-17 01:29:43,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 01:29:43" (2/3) ... [2020-09-17 01:29:43,899 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ecd3008 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.09 01:29:43, skipping insertion in model container [2020-09-17 01:29:43,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 01:29:43" (3/3) ... [2020-09-17 01:29:43,901 INFO L109 eAbstractionObserver]: Analyzing ICFG thin000_pso.oepc.i [2020-09-17 01:29:43,913 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-17 01:29:43,913 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-17 01:29:43,923 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-17 01:29:43,924 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-17 01:29:43,957 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,958 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,958 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,958 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,959 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,959 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,961 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,961 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,961 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,962 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,969 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,969 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,975 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,976 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:43,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-17 01:29:44,001 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-09-17 01:29:44,027 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-17 01:29:44,028 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-17 01:29:44,028 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-17 01:29:44,028 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-17 01:29:44,028 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-17 01:29:44,029 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-17 01:29:44,029 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-17 01:29:44,029 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-17 01:29:44,047 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 61 places, 56 transitions, 122 flow [2020-09-17 01:29:44,049 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 61 places, 56 transitions, 122 flow [2020-09-17 01:29:44,095 INFO L129 PetriNetUnfolder]: 2/54 cut-off events. [2020-09-17 01:29:44,096 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-17 01:29:44,101 INFO L80 FinitePrefix]: Finished finitePrefix Result has 61 conditions, 54 events. 2/54 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 32 event pairs, 0 based on Foata normal form. 0/51 useless extension candidates. Maximal degree in co-relation 41. Up to 2 conditions per place. [2020-09-17 01:29:44,104 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 61 places, 56 transitions, 122 flow [2020-09-17 01:29:44,123 INFO L129 PetriNetUnfolder]: 2/54 cut-off events. [2020-09-17 01:29:44,123 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-09-17 01:29:44,124 INFO L80 FinitePrefix]: Finished finitePrefix Result has 61 conditions, 54 events. 2/54 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 32 event pairs, 0 based on Foata normal form. 0/51 useless extension candidates. Maximal degree in co-relation 41. Up to 2 conditions per place. [2020-09-17 01:29:44,126 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 672 [2020-09-17 01:29:44,127 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-17 01:29:45,551 INFO L206 etLargeBlockEncoding]: Checked pairs total: 1165 [2020-09-17 01:29:45,551 INFO L214 etLargeBlockEncoding]: Total number of compositions: 48 [2020-09-17 01:29:45,556 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 22 places, 15 transitions, 40 flow [2020-09-17 01:29:45,570 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 74 states. [2020-09-17 01:29:45,573 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states. [2020-09-17 01:29:45,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-09-17 01:29:45,581 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 01:29:45,583 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-09-17 01:29:45,583 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 01:29:45,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 01:29:45,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1988358065, now seen corresponding path program 1 times [2020-09-17 01:29:45,603 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 01:29:45,604 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952772886] [2020-09-17 01:29:45,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 01:29:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 01:29:45,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 01:29:45,841 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952772886] [2020-09-17 01:29:45,842 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 01:29:45,842 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-09-17 01:29:45,843 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401972639] [2020-09-17 01:29:45,849 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-17 01:29:45,849 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 01:29:45,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-17 01:29:45,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-17 01:29:45,871 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 3 states. [2020-09-17 01:29:45,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 01:29:45,912 INFO L93 Difference]: Finished difference Result 70 states and 149 transitions. [2020-09-17 01:29:45,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-17 01:29:45,915 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-09-17 01:29:45,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 01:29:45,935 INFO L225 Difference]: With dead ends: 70 [2020-09-17 01:29:45,935 INFO L226 Difference]: Without dead ends: 54 [2020-09-17 01:29:45,937 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-17 01:29:45,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-09-17 01:29:45,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2020-09-17 01:29:45,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-09-17 01:29:46,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 109 transitions. [2020-09-17 01:29:46,006 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 109 transitions. Word has length 6 [2020-09-17 01:29:46,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 01:29:46,008 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 109 transitions. [2020-09-17 01:29:46,008 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-17 01:29:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 109 transitions. [2020-09-17 01:29:46,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-09-17 01:29:46,010 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 01:29:46,010 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-09-17 01:29:46,010 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-17 01:29:46,011 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 01:29:46,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 01:29:46,011 INFO L82 PathProgramCache]: Analyzing trace with hash 1509525162, now seen corresponding path program 1 times [2020-09-17 01:29:46,011 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 01:29:46,012 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80185870] [2020-09-17 01:29:46,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 01:29:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 01:29:46,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 01:29:46,111 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80185870] [2020-09-17 01:29:46,111 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 01:29:46,111 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-17 01:29:46,111 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985435318] [2020-09-17 01:29:46,113 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-17 01:29:46,113 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 01:29:46,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-17 01:29:46,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-17 01:29:46,114 INFO L87 Difference]: Start difference. First operand 54 states and 109 transitions. Second operand 4 states. [2020-09-17 01:29:46,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 01:29:46,138 INFO L93 Difference]: Finished difference Result 60 states and 113 transitions. [2020-09-17 01:29:46,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-17 01:29:46,138 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 7 [2020-09-17 01:29:46,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 01:29:46,139 INFO L225 Difference]: With dead ends: 60 [2020-09-17 01:29:46,139 INFO L226 Difference]: Without dead ends: 36 [2020-09-17 01:29:46,140 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-17 01:29:46,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2020-09-17 01:29:46,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2020-09-17 01:29:46,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-09-17 01:29:46,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 63 transitions. [2020-09-17 01:29:46,146 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 63 transitions. Word has length 7 [2020-09-17 01:29:46,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 01:29:46,147 INFO L479 AbstractCegarLoop]: Abstraction has 36 states and 63 transitions. [2020-09-17 01:29:46,147 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-17 01:29:46,147 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 63 transitions. [2020-09-17 01:29:46,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-09-17 01:29:46,148 INFO L414 BasicCegarLoop]: Found error trace [2020-09-17 01:29:46,148 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-17 01:29:46,148 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-17 01:29:46,148 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-17 01:29:46,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-17 01:29:46,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1014872071, now seen corresponding path program 1 times [2020-09-17 01:29:46,149 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-17 01:29:46,149 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703780395] [2020-09-17 01:29:46,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-17 01:29:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-17 01:29:46,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-17 01:29:46,217 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703780395] [2020-09-17 01:29:46,218 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-17 01:29:46,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-17 01:29:46,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876785345] [2020-09-17 01:29:46,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-17 01:29:46,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-17 01:29:46,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-17 01:29:46,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-17 01:29:46,219 INFO L87 Difference]: Start difference. First operand 36 states and 63 transitions. Second operand 4 states. [2020-09-17 01:29:46,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-17 01:29:46,234 INFO L93 Difference]: Finished difference Result 30 states and 50 transitions. [2020-09-17 01:29:46,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-17 01:29:46,234 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2020-09-17 01:29:46,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-17 01:29:46,235 INFO L225 Difference]: With dead ends: 30 [2020-09-17 01:29:46,235 INFO L226 Difference]: Without dead ends: 0 [2020-09-17 01:29:46,235 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-17 01:29:46,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-17 01:29:46,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-17 01:29:46,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-17 01:29:46,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-17 01:29:46,236 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2020-09-17 01:29:46,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-17 01:29:46,237 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-17 01:29:46,237 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-17 01:29:46,237 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-17 01:29:46,237 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-17 01:29:46,238 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-17 01:29:46,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.09 01:29:46 BasicIcfg [2020-09-17 01:29:46,242 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-17 01:29:46,246 INFO L168 Benchmark]: Toolchain (without parser) took 3706.67 ms. Allocated memory was 139.5 MB in the beginning and 246.4 MB in the end (delta: 107.0 MB). Free memory was 101.6 MB in the beginning and 173.0 MB in the end (delta: -71.3 MB). Peak memory consumption was 35.6 MB. Max. memory is 7.1 GB. [2020-09-17 01:29:46,247 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-09-17 01:29:46,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 796.10 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 100.9 MB in the beginning and 160.6 MB in the end (delta: -59.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2020-09-17 01:29:46,249 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.05 ms. Allocated memory is still 202.4 MB. Free memory was 160.6 MB in the beginning and 158.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-09-17 01:29:46,250 INFO L168 Benchmark]: Boogie Preprocessor took 41.63 ms. Allocated memory is still 202.4 MB. Free memory was 158.6 MB in the beginning and 157.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-09-17 01:29:46,251 INFO L168 Benchmark]: RCFGBuilder took 446.60 ms. Allocated memory is still 202.4 MB. Free memory was 157.3 MB in the beginning and 137.1 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2020-09-17 01:29:46,252 INFO L168 Benchmark]: TraceAbstraction took 2349.81 ms. Allocated memory was 202.4 MB in the beginning and 246.4 MB in the end (delta: 44.0 MB). Free memory was 136.4 MB in the beginning and 173.0 MB in the end (delta: -36.6 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. [2020-09-17 01:29:46,256 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 796.10 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 100.9 MB in the beginning and 160.6 MB in the end (delta: -59.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 58.05 ms. Allocated memory is still 202.4 MB. Free memory was 160.6 MB in the beginning and 158.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.63 ms. Allocated memory is still 202.4 MB. Free memory was 158.6 MB in the beginning and 157.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 446.60 ms. Allocated memory is still 202.4 MB. Free memory was 157.3 MB in the beginning and 137.1 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2349.81 ms. Allocated memory was 202.4 MB in the beginning and 246.4 MB in the end (delta: 44.0 MB). Free memory was 136.4 MB in the beginning and 173.0 MB in the end (delta: -36.6 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.5s, 61 ProgramPointsBefore, 22 ProgramPointsAfterwards, 56 TransitionsBefore, 15 TransitionsAfterwards, 672 CoEnabledTransitionPairs, 6 FixpointIterations, 13 TrivialSequentialCompositions, 27 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 368 VarBasedMoverChecksPositive, 21 VarBasedMoverChecksNegative, 6 SemBasedMoverChecksPositive, 24 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.2s, 0 MoverChecksTotal, 1165 CheckedPairsTotal, 48 TotalNumberOfCompositions - PositiveResult [Line: 7]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.5s, HoareTripleCheckerStatistics: 33 SDtfs, 32 SDslu, 20 SDs, 0 SdLazy, 11 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=74occurred 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 375 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...