/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/AutomizerBplInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-VariableLbe.epf -i ../../../trunk/examples/concurrent/bpl/mcr/example_19.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d9e330d [2020-02-10 23:28:17,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-02-10 23:28:17,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-02-10 23:28:17,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-02-10 23:28:17,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-02-10 23:28:17,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-02-10 23:28:17,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-02-10 23:28:17,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-02-10 23:28:17,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-02-10 23:28:17,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-02-10 23:28:17,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-02-10 23:28:17,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-02-10 23:28:17,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-02-10 23:28:17,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-02-10 23:28:17,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-02-10 23:28:17,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-02-10 23:28:17,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-02-10 23:28:17,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-02-10 23:28:17,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-02-10 23:28:17,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-02-10 23:28:17,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-02-10 23:28:17,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-02-10 23:28:17,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-02-10 23:28:17,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-02-10 23:28:17,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-02-10 23:28:17,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-02-10 23:28:17,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-02-10 23:28:17,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-02-10 23:28:17,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-02-10 23:28:17,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-02-10 23:28:17,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-02-10 23:28:17,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-02-10 23:28:17,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-02-10 23:28:17,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-02-10 23:28:17,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-02-10 23:28:17,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-02-10 23:28:17,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-02-10 23:28:17,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-02-10 23:28:17,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-02-10 23:28:17,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-02-10 23:28:17,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-02-10 23:28:17,726 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-PN-VariableLbe.epf [2020-02-10 23:28:17,758 INFO L113 SettingsManager]: Loading preferences was successful [2020-02-10 23:28:17,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-02-10 23:28:17,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-02-10 23:28:17,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-02-10 23:28:17,763 INFO L138 SettingsManager]: * Use SBE=true [2020-02-10 23:28:17,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-02-10 23:28:17,764 INFO L138 SettingsManager]: * sizeof long=4 [2020-02-10 23:28:17,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-02-10 23:28:17,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-02-10 23:28:17,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-02-10 23:28:17,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-02-10 23:28:17,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-02-10 23:28:17,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-02-10 23:28:17,765 INFO L138 SettingsManager]: * sizeof long double=12 [2020-02-10 23:28:17,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-02-10 23:28:17,766 INFO L138 SettingsManager]: * Use constant arrays=true [2020-02-10 23:28:17,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-02-10 23:28:17,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-02-10 23:28:17,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-02-10 23:28:17,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-02-10 23:28:17,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-02-10 23:28:17,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-02-10 23:28:17,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-02-10 23:28:17,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-02-10 23:28:17,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-02-10 23:28:17,770 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-02-10 23:28:17,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-02-10 23:28:17,770 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-02-10 23:28:17,770 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-02-10 23:28:17,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-02-10 23:28:18,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-02-10 23:28:18,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-02-10 23:28:18,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-02-10 23:28:18,063 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-02-10 23:28:18,064 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-02-10 23:28:18,065 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_19.bpl [2020-02-10 23:28:18,066 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_19.bpl' [2020-02-10 23:28:18,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-02-10 23:28:18,105 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-02-10 23:28:18,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-02-10 23:28:18,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-02-10 23:28:18,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-02-10 23:28:18,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:28:18" (1/1) ... [2020-02-10 23:28:18,141 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:28:18" (1/1) ... [2020-02-10 23:28:18,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-02-10 23:28:18,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-02-10 23:28:18,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-02-10 23:28:18,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-02-10 23:28:18,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:28:18" (1/1) ... [2020-02-10 23:28:18,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:28:18" (1/1) ... [2020-02-10 23:28:18,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:28:18" (1/1) ... [2020-02-10 23:28:18,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:28:18" (1/1) ... [2020-02-10 23:28:18,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:28:18" (1/1) ... [2020-02-10 23:28:18,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:28:18" (1/1) ... [2020-02-10 23:28:18,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:28:18" (1/1) ... [2020-02-10 23:28:18,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-02-10 23:28:18,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-02-10 23:28:18,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-02-10 23:28:18,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-02-10 23:28:18,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:28:18" (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 [2020-02-10 23:28:18,278 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_16 given in one single declaration [2020-02-10 23:28:18,279 INFO L130 BoogieDeclarations]: Found specification of procedure set_16 [2020-02-10 23:28:18,280 INFO L138 BoogieDeclarations]: Found implementation of procedure set_16 [2020-02-10 23:28:18,281 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_17 given in one single declaration [2020-02-10 23:28:18,281 INFO L130 BoogieDeclarations]: Found specification of procedure set_17 [2020-02-10 23:28:18,282 INFO L138 BoogieDeclarations]: Found implementation of procedure set_17 [2020-02-10 23:28:18,282 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_14 given in one single declaration [2020-02-10 23:28:18,282 INFO L130 BoogieDeclarations]: Found specification of procedure set_14 [2020-02-10 23:28:18,282 INFO L138 BoogieDeclarations]: Found implementation of procedure set_14 [2020-02-10 23:28:18,282 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_15 given in one single declaration [2020-02-10 23:28:18,283 INFO L130 BoogieDeclarations]: Found specification of procedure set_15 [2020-02-10 23:28:18,283 INFO L138 BoogieDeclarations]: Found implementation of procedure set_15 [2020-02-10 23:28:18,283 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_18 given in one single declaration [2020-02-10 23:28:18,283 INFO L130 BoogieDeclarations]: Found specification of procedure set_18 [2020-02-10 23:28:18,283 INFO L138 BoogieDeclarations]: Found implementation of procedure set_18 [2020-02-10 23:28:18,284 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2020-02-10 23:28:18,284 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2020-02-10 23:28:18,284 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2020-02-10 23:28:18,284 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2020-02-10 23:28:18,285 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2020-02-10 23:28:18,285 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2020-02-10 23:28:18,286 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2020-02-10 23:28:18,286 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2020-02-10 23:28:18,286 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2020-02-10 23:28:18,287 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2020-02-10 23:28:18,287 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2020-02-10 23:28:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2020-02-10 23:28:18,289 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2020-02-10 23:28:18,290 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2020-02-10 23:28:18,290 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2020-02-10 23:28:18,290 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_9 given in one single declaration [2020-02-10 23:28:18,290 INFO L130 BoogieDeclarations]: Found specification of procedure set_9 [2020-02-10 23:28:18,290 INFO L138 BoogieDeclarations]: Found implementation of procedure set_9 [2020-02-10 23:28:18,291 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-02-10 23:28:18,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-02-10 23:28:18,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-02-10 23:28:18,292 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_12 given in one single declaration [2020-02-10 23:28:18,292 INFO L130 BoogieDeclarations]: Found specification of procedure set_12 [2020-02-10 23:28:18,292 INFO L138 BoogieDeclarations]: Found implementation of procedure set_12 [2020-02-10 23:28:18,292 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2020-02-10 23:28:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2020-02-10 23:28:18,293 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2020-02-10 23:28:18,293 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_13 given in one single declaration [2020-02-10 23:28:18,293 INFO L130 BoogieDeclarations]: Found specification of procedure set_13 [2020-02-10 23:28:18,294 INFO L138 BoogieDeclarations]: Found implementation of procedure set_13 [2020-02-10 23:28:18,295 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2020-02-10 23:28:18,295 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2020-02-10 23:28:18,295 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2020-02-10 23:28:18,295 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_10 given in one single declaration [2020-02-10 23:28:18,295 INFO L130 BoogieDeclarations]: Found specification of procedure set_10 [2020-02-10 23:28:18,296 INFO L138 BoogieDeclarations]: Found implementation of procedure set_10 [2020-02-10 23:28:18,296 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2020-02-10 23:28:18,296 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2020-02-10 23:28:18,296 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2020-02-10 23:28:18,297 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_11 given in one single declaration [2020-02-10 23:28:18,297 INFO L130 BoogieDeclarations]: Found specification of procedure set_11 [2020-02-10 23:28:18,297 INFO L138 BoogieDeclarations]: Found implementation of procedure set_11 [2020-02-10 23:28:18,297 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2020-02-10 23:28:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2020-02-10 23:28:18,298 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2020-02-10 23:28:18,299 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-02-10 23:28:18,670 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-02-10 23:28:18,671 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-02-10 23:28:18,675 INFO L202 PluginConnector]: Adding new model example_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:28:18 BoogieIcfgContainer [2020-02-10 23:28:18,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-02-10 23:28:18,676 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-02-10 23:28:18,676 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-02-10 23:28:18,679 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-02-10 23:28:18,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 11:28:18" (1/2) ... [2020-02-10 23:28:18,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@392d3eb2 and model type example_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:28:18, skipping insertion in model container [2020-02-10 23:28:18,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:28:18" (2/2) ... [2020-02-10 23:28:18,683 INFO L109 eAbstractionObserver]: Analyzing ICFG example_19.bpl [2020-02-10 23:28:18,692 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-02-10 23:28:18,699 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-02-10 23:28:18,700 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-02-10 23:28:19,390 INFO L251 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2020-02-10 23:28:19,416 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-02-10 23:28:19,416 INFO L376 AbstractCegarLoop]: Hoare is false [2020-02-10 23:28:19,417 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-02-10 23:28:19,417 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-02-10 23:28:19,417 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-02-10 23:28:19,417 INFO L380 AbstractCegarLoop]: Difference is false [2020-02-10 23:28:19,417 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-02-10 23:28:19,417 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-02-10 23:28:19,437 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 156 places, 440 transitions Received shutdown request... [2020-02-10 23:42:33,108 WARN L544 AbstractCegarLoop]: Verification canceled [2020-02-10 23:42:33,113 WARN L227 ceAbstractionStarter]: Timeout [2020-02-10 23:42:33,113 INFO L202 PluginConnector]: Adding new model example_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 11:42:33 BasicIcfg [2020-02-10 23:42:33,114 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-02-10 23:42:33,117 INFO L168 Benchmark]: Toolchain (without parser) took 855012.11 ms. Allocated memory was 146.8 MB in the beginning and 4.0 GB in the end (delta: 3.8 GB). Free memory was 120.4 MB in the beginning and 827.2 MB in the end (delta: -706.8 MB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. [2020-02-10 23:42:33,118 INFO L168 Benchmark]: Boogie PL CUP Parser took 1.36 ms. Allocated memory is still 146.8 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-02-10 23:42:33,119 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.15 ms. Allocated memory is still 146.8 MB. Free memory was 120.2 MB in the beginning and 118.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2020-02-10 23:42:33,121 INFO L168 Benchmark]: Boogie Preprocessor took 46.17 ms. Allocated memory is still 146.8 MB. Free memory was 118.5 MB in the beginning and 117.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-02-10 23:42:33,122 INFO L168 Benchmark]: RCFGBuilder took 476.69 ms. Allocated memory is still 146.8 MB. Free memory was 117.0 MB in the beginning and 96.8 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2020-02-10 23:42:33,124 INFO L168 Benchmark]: TraceAbstraction took 854437.61 ms. Allocated memory was 146.8 MB in the beginning and 4.0 GB in the end (delta: 3.8 GB). Free memory was 96.4 MB in the beginning and 827.2 MB in the end (delta: -730.8 MB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. [2020-02-10 23:42:33,135 INFO L336 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 1.36 ms. Allocated memory is still 146.8 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.15 ms. Allocated memory is still 146.8 MB. Free memory was 120.2 MB in the beginning and 118.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.17 ms. Allocated memory is still 146.8 MB. Free memory was 118.5 MB in the beginning and 117.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 476.69 ms. Allocated memory is still 146.8 MB. Free memory was 117.0 MB in the beginning and 96.8 MB in the end (delta: 20.2 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 854437.61 ms. Allocated memory was 146.8 MB in the beginning and 4.0 GB in the end (delta: 3.8 GB). Free memory was 96.4 MB in the beginning and 827.2 MB in the end (delta: -730.8 MB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 51]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 51). Cancelled while CegarLoopForPetriNet was constructing initial abstraction,while CegarLoopForPetriNet was removing dead transitions from Petri net that has has 156 places, 440 transitions,while PetriNetUnfolder was constructing finite prefix that currently has 143595 conditions, 71798 events (66125/71797 cut-off events. For 85032/85032 co-relation queries the response was YES. Maximal size of possible extension queue 13282. Compared 242952 event pairs. 0/85089 useless extension candidates. Maximal degree in co-relation 108972. Up to 47092 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 99 locations, 1 error locations. Started 1 CEGAR loops. Result: TIMEOUT, OverallTime: 853.6s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 853.6s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s 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