/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_14.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 14:20:20,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 14:20:20,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 14:20:20,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 14:20:20,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 14:20:20,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 14:20:20,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 14:20:20,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 14:20:20,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 14:20:20,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 14:20:20,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 14:20:20,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 14:20:20,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 14:20:20,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 14:20:20,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 14:20:20,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 14:20:20,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 14:20:20,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 14:20:20,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 14:20:20,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 14:20:20,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 14:20:20,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 14:20:20,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 14:20:20,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 14:20:20,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-11 14:20:20,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-11 14:20:20,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-11 14:20:20,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-11 14:20:20,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-11 14:20:20,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-11 14:20:20,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-11 14:20:20,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-11 14:20:20,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-11 14:20:20,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-11 14:20:20,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-11 14:20:20,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-11 14:20:20,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-11 14:20:20,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-11 14:20:20,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 14:20:20,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 14:20:20,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 14:20:20,799 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 14:20:20,813 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 14:20:20,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 14:20:20,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 14:20:20,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 14:20:20,815 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 14:20:20,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 14:20:20,815 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 14:20:20,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 14:20:20,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 14:20:20,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 14:20:20,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 14:20:20,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 14:20:20,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 14:20:20,816 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 14:20:20,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 14:20:20,816 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 14:20:20,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 14:20:20,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 14:20:20,817 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 14:20:20,817 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 14:20:20,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 14:20:20,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 14:20:20,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 14:20:20,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 14:20:20,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 14:20:20,818 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 14:20:20,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 14:20:20,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-11 14:20:20,818 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 14:20:21,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 14:20:21,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 14:20:21,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 14:20:21,056 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-11 14:20:21,059 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-11 14:20:21,060 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_14.bpl [2021-03-11 14:20:21,060 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_14.bpl' [2021-03-11 14:20:21,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 14:20:21,094 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-11 14:20:21,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 14:20:21,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 14:20:21,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 14:20:21,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:20:21" (1/1) ... [2021-03-11 14:20:21,109 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:20:21" (1/1) ... [2021-03-11 14:20:21,114 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 14:20:21,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 14:20:21,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 14:20:21,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 14:20:21,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:20:21" (1/1) ... [2021-03-11 14:20:21,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:20:21" (1/1) ... [2021-03-11 14:20:21,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:20:21" (1/1) ... [2021-03-11 14:20:21,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:20:21" (1/1) ... [2021-03-11 14:20:21,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:20:21" (1/1) ... [2021-03-11 14:20:21,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:20:21" (1/1) ... [2021-03-11 14:20:21,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:20:21" (1/1) ... [2021-03-11 14:20:21,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 14:20:21,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 14:20:21,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 14:20:21,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 14:20:21,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:20:21" (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 14:20:21,185 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2021-03-11 14:20:21,185 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2021-03-11 14:20:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2021-03-11 14:20:21,187 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2021-03-11 14:20:21,187 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2021-03-11 14:20:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2021-03-11 14:20:21,187 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2021-03-11 14:20:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2021-03-11 14:20:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2021-03-11 14:20:21,188 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2021-03-11 14:20:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2021-03-11 14:20:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2021-03-11 14:20:21,188 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2021-03-11 14:20:21,188 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2021-03-11 14:20:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2021-03-11 14:20:21,188 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_9 given in one single declaration [2021-03-11 14:20:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure set_9 [2021-03-11 14:20:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure set_9 [2021-03-11 14:20:21,190 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-11 14:20:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 14:20:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 14:20:21,190 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_12 given in one single declaration [2021-03-11 14:20:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure set_12 [2021-03-11 14:20:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure set_12 [2021-03-11 14:20:21,191 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2021-03-11 14:20:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2021-03-11 14:20:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2021-03-11 14:20:21,192 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_13 given in one single declaration [2021-03-11 14:20:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure set_13 [2021-03-11 14:20:21,193 INFO L138 BoogieDeclarations]: Found implementation of procedure set_13 [2021-03-11 14:20:21,193 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2021-03-11 14:20:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2021-03-11 14:20:21,193 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2021-03-11 14:20:21,194 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_10 given in one single declaration [2021-03-11 14:20:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure set_10 [2021-03-11 14:20:21,194 INFO L138 BoogieDeclarations]: Found implementation of procedure set_10 [2021-03-11 14:20:21,195 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2021-03-11 14:20:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2021-03-11 14:20:21,195 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2021-03-11 14:20:21,198 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_11 given in one single declaration [2021-03-11 14:20:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure set_11 [2021-03-11 14:20:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure set_11 [2021-03-11 14:20:21,198 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2021-03-11 14:20:21,199 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2021-03-11 14:20:21,199 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2021-03-11 14:20:21,199 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 14:20:21,352 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 14:20:21,352 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-11 14:20:21,353 INFO L202 PluginConnector]: Adding new model example_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 02:20:21 BoogieIcfgContainer [2021-03-11 14:20:21,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 14:20:21,354 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 14:20:21,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 14:20:21,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 14:20:21,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_14.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 02:20:21" (1/2) ... [2021-03-11 14:20:21,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45852e6f and model type example_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 02:20:21, skipping insertion in model container [2021-03-11 14:20:21,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 02:20:21" (2/2) ... [2021-03-11 14:20:21,358 INFO L111 eAbstractionObserver]: Analyzing ICFG example_14.bpl [2021-03-11 14:20:21,361 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-11 14:20:21,361 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 14:20:21,363 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-11 14:20:21,364 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 14:20:21,588 INFO L149 ThreadInstanceAdder]: Constructed 196 joinOtherThreadTransitions. [2021-03-11 14:20:21,599 INFO L253 AbstractCegarLoop]: Starting to check reachability of 15 error locations. [2021-03-11 14:20:21,611 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 14:20:21,611 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-11 14:20:21,611 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 14:20:21,611 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 14:20:21,611 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 14:20:21,611 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 14:20:21,611 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 14:20:21,612 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 14:20:21,622 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-11 14:20:21,629 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 116 places, 255 transitions, 1168 flow [2021-03-11 14:20:21,636 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 116 places, 255 transitions, 1168 flow [2021-03-11 14:20:21,637 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 116 places, 255 transitions, 1168 flow [2021-03-11 14:20:28,458 INFO L129 PetriNetUnfolder]: 98305/114733 cut-off events. [2021-03-11 14:20:28,458 INFO L130 PetriNetUnfolder]: For 114688/114688 co-relation queries the response was YES. [2021-03-11 14:20:29,208 INFO L84 FinitePrefix]: Finished finitePrefix Result has 229464 conditions, 114733 events. 98305/114733 cut-off events. For 114688/114688 co-relation queries the response was YES. Maximal size of possible extension queue 3628. Compared 465637 event pairs, 0 based on Foata normal form. 0/114732 useless extension candidates. Maximal degree in co-relation 106563. Up to 24024 conditions per place. [2021-03-11 14:20:31,376 INFO L116 LiptonReduction]: Number of co-enabled transitions 10556 [2021-03-11 14:20:31,684 INFO L131 LiptonReduction]: Checked pairs total: 65205 [2021-03-11 14:20:31,684 INFO L133 LiptonReduction]: Total number of compositions: 15 [2021-03-11 14:20:31,693 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 101 places, 240 transitions, 1138 flow Received shutdown request... [2021-03-11 14:34:59,531 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-11 14:34:59,535 WARN L224 ceAbstractionStarter]: Timeout [2021-03-11 14:34:59,536 INFO L202 PluginConnector]: Adding new model example_14.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.03 02:34:59 BasicIcfg [2021-03-11 14:34:59,536 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-11 14:34:59,539 INFO L168 Benchmark]: Toolchain (without parser) took 878445.81 ms. Allocated memory was 329.3 MB in the beginning and 12.1 GB in the end (delta: 11.8 GB). Free memory was 309.9 MB in the beginning and 8.1 GB in the end (delta: -7.8 GB). Peak memory consumption was 5.4 GB. Max. memory is 16.0 GB. [2021-03-11 14:34:59,539 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 329.3 MB. Free memory was 311.1 MB in the beginning and 311.0 MB in the end (delta: 69.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 14:34:59,541 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.67 ms. Allocated memory is still 329.3 MB. Free memory was 309.4 MB in the beginning and 307.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 14:34:59,542 INFO L168 Benchmark]: Boogie Preprocessor took 11.63 ms. Allocated memory is still 329.3 MB. Free memory was 307.9 MB in the beginning and 306.9 MB in the end (delta: 999.5 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 14:34:59,543 INFO L168 Benchmark]: RCFGBuilder took 225.07 ms. Allocated memory is still 329.3 MB. Free memory was 306.8 MB in the beginning and 291.9 MB in the end (delta: 14.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. [2021-03-11 14:34:59,544 INFO L168 Benchmark]: TraceAbstraction took 878182.60 ms. Allocated memory was 329.3 MB in the beginning and 12.1 GB in the end (delta: 11.8 GB). Free memory was 291.5 MB in the beginning and 8.1 GB in the end (delta: -7.8 GB). Peak memory consumption was 5.4 GB. Max. memory is 16.0 GB. [2021-03-11 14:34:59,549 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 0.11 ms. Allocated memory is still 329.3 MB. Free memory was 311.1 MB in the beginning and 311.0 MB in the end (delta: 69.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 19.67 ms. Allocated memory is still 329.3 MB. Free memory was 309.4 MB in the beginning and 307.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 11.63 ms. Allocated memory is still 329.3 MB. Free memory was 307.9 MB in the beginning and 306.9 MB in the end (delta: 999.5 kB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 225.07 ms. Allocated memory is still 329.3 MB. Free memory was 306.8 MB in the beginning and 291.9 MB in the end (delta: 14.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 878182.60 ms. Allocated memory was 329.3 MB in the beginning and 12.1 GB in the end (delta: 11.8 GB). Free memory was 291.5 MB in the beginning and 8.1 GB in the end (delta: -7.8 GB). Peak memory consumption was 5.4 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10048.6ms, 116 PlacesBefore, 101 PlacesAfterwards, 255 TransitionsBefore, 240 TransitionsAfterwards, 10556 CoEnabledTransitionPairs, 1 FixpointIterations, 1 TrivialSequentialCompositions, 14 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 15 TotalNumberOfCompositions, 65205 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 65205, positive: 65205, positive conditional: 0, positive unconditional: 65205, 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: 5577, positive: 5577, positive conditional: 0, positive unconditional: 5577, 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: 5577, positive: 5577, positive conditional: 0, positive unconditional: 5577, 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: 65205, positive: 59628, positive conditional: 0, positive unconditional: 59628, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 5577, unknown conditional: 0, unknown unconditional: 5577] , Statistics on independence cache: Total cache size (in pairs): 2639, Positive cache size: 2639, Positive conditional cache size: 0, Positive unconditional cache size: 2639, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - TimeoutResultAtElement [Line: 41]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 41). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 101 places, 240 transitions, 1138 flow. Already constructed 582412 states. Currently 262552 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 15 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 877922.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 877919.6ms, 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