/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/mcr/example_13.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 14:18:43,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 14:18:43,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 14:18:43,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 14:18:43,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 14:18:43,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 14:18:43,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 14:18:43,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 14:18:43,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 14:18:43,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 14:18:43,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 14:18:43,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 14:18:43,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 14:18:43,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 14:18:43,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 14:18:43,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 14:18:43,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 14:18:43,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 14:18:43,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 14:18:43,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 14:18:43,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 14:18:43,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 14:18:43,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 14:18:43,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 14:18:43,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-11 14:18:43,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-11 14:18:43,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-11 14:18:43,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-11 14:18:43,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-11 14:18:43,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-11 14:18:43,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-11 14:18:43,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-11 14:18:43,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-11 14:18:43,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-11 14:18:43,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-11 14:18:43,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-11 14:18:43,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-11 14:18:43,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-11 14:18:43,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 14:18:43,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 14:18:43,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 14:18:43,877 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-SemanticLbe.epf [2021-03-11 14:18:43,906 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 14:18:43,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 14:18:43,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 14:18:43,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 14:18:43,909 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 14:18:43,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 14:18:43,909 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 14:18:43,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 14:18:43,910 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 14:18:43,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 14:18:43,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 14:18:43,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 14:18:43,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 14:18:43,911 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 14:18:43,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 14:18:43,911 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 14:18:43,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 14:18:43,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 14:18:43,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 14:18:43,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 14:18:43,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 14:18:43,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 14:18:43,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 14:18:43,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 14:18:43,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 14:18:43,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 14:18:43,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 14:18:43,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-11 14:18:43,912 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 14:18:44,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 14:18:44,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 14:18:44,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 14:18:44,174 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-11 14:18:44,175 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-11 14:18:44,176 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_13.bpl [2021-03-11 14:18:44,176 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_13.bpl' [2021-03-11 14:18:44,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 14:18:44,206 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-11 14:18:44,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 14:18:44,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 14:18:44,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 14:18:44,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:18:44" (1/1) ... [2021-03-11 14:18:44,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:18:44" (1/1) ... [2021-03-11 14:18:44,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 14:18:44,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 14:18:44,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 14:18:44,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 14:18:44,230 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:18:44" (1/1) ... [2021-03-11 14:18:44,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:18:44" (1/1) ... [2021-03-11 14:18:44,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:18:44" (1/1) ... [2021-03-11 14:18:44,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:18:44" (1/1) ... [2021-03-11 14:18:44,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:18:44" (1/1) ... [2021-03-11 14:18:44,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:18:44" (1/1) ... [2021-03-11 14:18:44,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:18:44" (1/1) ... [2021-03-11 14:18:44,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 14:18:44,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 14:18:44,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 14:18:44,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 14:18:44,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:18:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 14:18:44,291 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2021-03-11 14:18:44,291 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2021-03-11 14:18:44,292 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2021-03-11 14:18:44,292 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2021-03-11 14:18:44,292 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2021-03-11 14:18:44,292 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2021-03-11 14:18:44,292 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2021-03-11 14:18:44,292 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2021-03-11 14:18:44,292 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2021-03-11 14:18:44,292 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2021-03-11 14:18:44,292 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2021-03-11 14:18:44,292 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2021-03-11 14:18:44,292 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2021-03-11 14:18:44,292 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2021-03-11 14:18:44,293 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2021-03-11 14:18:44,293 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_9 given in one single declaration [2021-03-11 14:18:44,293 INFO L130 BoogieDeclarations]: Found specification of procedure set_9 [2021-03-11 14:18:44,293 INFO L138 BoogieDeclarations]: Found implementation of procedure set_9 [2021-03-11 14:18:44,293 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-11 14:18:44,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 14:18:44,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 14:18:44,293 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_12 given in one single declaration [2021-03-11 14:18:44,293 INFO L130 BoogieDeclarations]: Found specification of procedure set_12 [2021-03-11 14:18:44,293 INFO L138 BoogieDeclarations]: Found implementation of procedure set_12 [2021-03-11 14:18:44,293 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2021-03-11 14:18:44,293 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2021-03-11 14:18:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2021-03-11 14:18:44,294 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2021-03-11 14:18:44,294 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2021-03-11 14:18:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2021-03-11 14:18:44,294 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_10 given in one single declaration [2021-03-11 14:18:44,294 INFO L130 BoogieDeclarations]: Found specification of procedure set_10 [2021-03-11 14:18:44,294 INFO L138 BoogieDeclarations]: Found implementation of procedure set_10 [2021-03-11 14:18:44,294 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2021-03-11 14:18:44,294 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2021-03-11 14:18:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2021-03-11 14:18:44,295 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_11 given in one single declaration [2021-03-11 14:18:44,295 INFO L130 BoogieDeclarations]: Found specification of procedure set_11 [2021-03-11 14:18:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure set_11 [2021-03-11 14:18:44,295 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2021-03-11 14:18:44,295 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2021-03-11 14:18:44,295 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2021-03-11 14:18:44,296 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 14:18:44,448 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 14:18:44,448 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-11 14:18:44,449 INFO L202 PluginConnector]: Adding new model example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 02:18:44 BoogieIcfgContainer [2021-03-11 14:18:44,449 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 14:18:44,450 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 14:18:44,450 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 14:18:44,452 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 14:18:44,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_13.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:18:44" (1/2) ... [2021-03-11 14:18:44,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d91a8f5 and model type example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 02:18:44, skipping insertion in model container [2021-03-11 14:18:44,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 02:18:44" (2/2) ... [2021-03-11 14:18:44,453 INFO L111 eAbstractionObserver]: Analyzing ICFG example_13.bpl [2021-03-11 14:18:44,457 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-11 14:18:44,457 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 14:18:44,459 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-11 14:18:44,460 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 14:18:44,623 INFO L149 ThreadInstanceAdder]: Constructed 169 joinOtherThreadTransitions. [2021-03-11 14:18:44,634 INFO L253 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2021-03-11 14:18:44,646 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 14:18:44,646 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-11 14:18:44,646 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 14:18:44,646 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 14:18:44,646 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 14:18:44,646 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 14:18:44,647 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 14:18:44,647 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 14:18:44,656 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-11 14:18:44,666 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 108 places, 224 transitions, 1020 flow [2021-03-11 14:18:44,670 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 108 places, 224 transitions, 1020 flow [2021-03-11 14:18:44,671 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 108 places, 224 transitions, 1020 flow [2021-03-11 14:18:48,098 INFO L129 PetriNetUnfolder]: 45057/53290 cut-off events. [2021-03-11 14:18:48,098 INFO L130 PetriNetUnfolder]: For 53248/53248 co-relation queries the response was YES. [2021-03-11 14:18:48,416 INFO L84 FinitePrefix]: Finished finitePrefix Result has 106578 conditions, 53290 events. 45057/53290 cut-off events. For 53248/53248 co-relation queries the response was YES. Maximal size of possible extension queue 1912. Compared 211898 event pairs, 0 based on Foata normal form. 0/53289 useless extension candidates. Maximal degree in co-relation 49214. Up to 12012 conditions per place. [2021-03-11 14:18:49,176 INFO L116 LiptonReduction]: Number of co-enabled transitions 8424 [2021-03-11 14:18:49,395 INFO L131 LiptonReduction]: Checked pairs total: 45500 [2021-03-11 14:18:49,395 INFO L133 LiptonReduction]: Total number of compositions: 14 [2021-03-11 14:18:49,403 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 94 places, 210 transitions, 992 flow Received shutdown request... [2021-03-11 14:33:24,443 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-11 14:33:24,445 WARN L224 ceAbstractionStarter]: Timeout [2021-03-11 14:33:24,445 INFO L202 PluginConnector]: Adding new model example_13.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.03 02:33:24 BasicIcfg [2021-03-11 14:33:24,445 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-11 14:33:24,446 INFO L168 Benchmark]: Toolchain (without parser) took 880242.44 ms. Allocated memory was 255.9 MB in the beginning and 8.6 GB in the end (delta: 8.3 GB). Free memory was 236.7 MB in the beginning and 5.5 GB in the end (delta: -5.3 GB). Peak memory consumption was 5.7 GB. Max. memory is 16.0 GB. [2021-03-11 14:33:24,447 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.08 ms. Allocated memory is still 255.9 MB. Free memory is still 237.7 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 14:33:24,447 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.18 ms. Allocated memory is still 255.9 MB. Free memory was 236.1 MB in the beginning and 234.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-11 14:33:24,448 INFO L168 Benchmark]: Boogie Preprocessor took 15.11 ms. Allocated memory is still 255.9 MB. Free memory was 234.6 MB in the beginning and 233.6 MB in the end (delta: 976.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-11 14:33:24,448 INFO L168 Benchmark]: RCFGBuilder took 209.03 ms. Allocated memory is still 255.9 MB. Free memory was 233.6 MB in the beginning and 235.2 MB in the end (delta: -1.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.0 GB. [2021-03-11 14:33:24,449 INFO L168 Benchmark]: TraceAbstraction took 879995.02 ms. Allocated memory was 255.9 MB in the beginning and 8.6 GB in the end (delta: 8.3 GB). Free memory was 234.6 MB in the beginning and 5.5 GB in the end (delta: -5.3 GB). Peak memory consumption was 5.7 GB. Max. memory is 16.0 GB. [2021-03-11 14:33:24,451 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.08 ms. Allocated memory is still 255.9 MB. Free memory is still 237.7 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 17.18 ms. Allocated memory is still 255.9 MB. Free memory was 236.1 MB in the beginning and 234.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 15.11 ms. Allocated memory is still 255.9 MB. Free memory was 234.6 MB in the beginning and 233.6 MB in the end (delta: 976.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 209.03 ms. Allocated memory is still 255.9 MB. Free memory was 233.6 MB in the beginning and 235.2 MB in the end (delta: -1.6 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 879995.02 ms. Allocated memory was 255.9 MB in the beginning and 8.6 GB in the end (delta: 8.3 GB). Free memory was 234.6 MB in the beginning and 5.5 GB in the end (delta: -5.3 GB). Peak memory consumption was 5.7 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4724.6ms, 108 PlacesBefore, 94 PlacesAfterwards, 224 TransitionsBefore, 210 TransitionsAfterwards, 8424 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 13 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 14 TotalNumberOfCompositions, 45500 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 45500, positive: 45500, positive conditional: 0, positive unconditional: 45500, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4452, positive: 4452, positive conditional: 0, positive unconditional: 4452, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4452, positive: 4452, positive conditional: 0, positive unconditional: 4452, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 45500, positive: 41048, positive conditional: 0, positive unconditional: 41048, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 4452, unknown conditional: 0, unknown unconditional: 4452] , Statistics on independence cache: Total cache size (in pairs): 2106, Positive cache size: 2106, Positive conditional cache size: 0, Positive unconditional cache size: 2106, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - TimeoutResultAtElement [Line: 39]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 39). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 94 places, 210 transitions, 992 flow. Already constructed 562578 states. Currently 191009 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 879798.5ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 879795.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown