/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-NoLbe-MCR.epf -i ../../../trunk/examples/concurrent/bpl/mcr/example_19.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-abd8500 [2020-01-16 23:28:37,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-01-16 23:28:37,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-01-16 23:28:37,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-01-16 23:28:37,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-01-16 23:28:37,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-01-16 23:28:37,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-01-16 23:28:37,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-01-16 23:28:37,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-01-16 23:28:37,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-01-16 23:28:37,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-01-16 23:28:37,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-01-16 23:28:37,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-01-16 23:28:37,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-01-16 23:28:37,671 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-01-16 23:28:37,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-01-16 23:28:37,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-01-16 23:28:37,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-01-16 23:28:37,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-01-16 23:28:37,682 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-01-16 23:28:37,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-01-16 23:28:37,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-01-16 23:28:37,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-01-16 23:28:37,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-01-16 23:28:37,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-01-16 23:28:37,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-01-16 23:28:37,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-01-16 23:28:37,697 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-01-16 23:28:37,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-01-16 23:28:37,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-01-16 23:28:37,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-01-16 23:28:37,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-01-16 23:28:37,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-01-16 23:28:37,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-01-16 23:28:37,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-01-16 23:28:37,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-01-16 23:28:37,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-01-16 23:28:37,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-01-16 23:28:37,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-01-16 23:28:37,712 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-01-16 23:28:37,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-01-16 23:28:37,714 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-NoLbe-MCR.epf [2020-01-16 23:28:37,738 INFO L113 SettingsManager]: Loading preferences was successful [2020-01-16 23:28:37,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-01-16 23:28:37,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-01-16 23:28:37,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-01-16 23:28:37,742 INFO L138 SettingsManager]: * Use SBE=true [2020-01-16 23:28:37,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-01-16 23:28:37,743 INFO L138 SettingsManager]: * sizeof long=4 [2020-01-16 23:28:37,744 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-01-16 23:28:37,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-01-16 23:28:37,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-01-16 23:28:37,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-01-16 23:28:37,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-01-16 23:28:37,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-01-16 23:28:37,746 INFO L138 SettingsManager]: * sizeof long double=12 [2020-01-16 23:28:37,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-01-16 23:28:37,746 INFO L138 SettingsManager]: * Use constant arrays=true [2020-01-16 23:28:37,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-01-16 23:28:37,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-01-16 23:28:37,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-01-16 23:28:37,747 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-01-16 23:28:37,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-01-16 23:28:37,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-01-16 23:28:37,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-01-16 23:28:37,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-01-16 23:28:37,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-01-16 23:28:37,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-01-16 23:28:37,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-01-16 23:28:37,748 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-01-16 23:28:37,749 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-01-16 23:28:37,749 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-01-16 23:28:37,750 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-01-16 23:28:37,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-01-16 23:28:38,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-01-16 23:28:38,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-01-16 23:28:38,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-01-16 23:28:38,063 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-01-16 23:28:38,064 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-01-16 23:28:38,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_19.bpl [2020-01-16 23:28:38,065 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_19.bpl' [2020-01-16 23:28:38,110 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-01-16 23:28:38,112 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-01-16 23:28:38,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-01-16 23:28:38,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-01-16 23:28:38,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-01-16 23:28:38,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 11:28:38" (1/1) ... [2020-01-16 23:28:38,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 11:28:38" (1/1) ... [2020-01-16 23:28:38,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-01-16 23:28:38,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-01-16 23:28:38,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-01-16 23:28:38,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-01-16 23:28:38,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 11:28:38" (1/1) ... [2020-01-16 23:28:38,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 11:28:38" (1/1) ... [2020-01-16 23:28:38,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 11:28:38" (1/1) ... [2020-01-16 23:28:38,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 11:28:38" (1/1) ... [2020-01-16 23:28:38,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 11:28:38" (1/1) ... [2020-01-16 23:28:38,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 11:28:38" (1/1) ... [2020-01-16 23:28:38,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 11:28:38" (1/1) ... [2020-01-16 23:28:38,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-01-16 23:28:38,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-01-16 23:28:38,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-01-16 23:28:38,198 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-01-16 23:28:38,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 11:28:38" (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 [2020-01-16 23:28:38,275 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_16 given in one single declaration [2020-01-16 23:28:38,275 INFO L130 BoogieDeclarations]: Found specification of procedure set_16 [2020-01-16 23:28:38,275 INFO L138 BoogieDeclarations]: Found implementation of procedure set_16 [2020-01-16 23:28:38,276 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_17 given in one single declaration [2020-01-16 23:28:38,276 INFO L130 BoogieDeclarations]: Found specification of procedure set_17 [2020-01-16 23:28:38,276 INFO L138 BoogieDeclarations]: Found implementation of procedure set_17 [2020-01-16 23:28:38,276 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_14 given in one single declaration [2020-01-16 23:28:38,276 INFO L130 BoogieDeclarations]: Found specification of procedure set_14 [2020-01-16 23:28:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure set_14 [2020-01-16 23:28:38,277 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_15 given in one single declaration [2020-01-16 23:28:38,277 INFO L130 BoogieDeclarations]: Found specification of procedure set_15 [2020-01-16 23:28:38,277 INFO L138 BoogieDeclarations]: Found implementation of procedure set_15 [2020-01-16 23:28:38,277 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_18 given in one single declaration [2020-01-16 23:28:38,277 INFO L130 BoogieDeclarations]: Found specification of procedure set_18 [2020-01-16 23:28:38,278 INFO L138 BoogieDeclarations]: Found implementation of procedure set_18 [2020-01-16 23:28:38,278 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2020-01-16 23:28:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2020-01-16 23:28:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2020-01-16 23:28:38,279 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2020-01-16 23:28:38,279 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2020-01-16 23:28:38,279 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2020-01-16 23:28:38,280 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2020-01-16 23:28:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2020-01-16 23:28:38,281 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2020-01-16 23:28:38,281 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2020-01-16 23:28:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2020-01-16 23:28:38,282 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2020-01-16 23:28:38,283 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2020-01-16 23:28:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2020-01-16 23:28:38,283 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2020-01-16 23:28:38,283 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_9 given in one single declaration [2020-01-16 23:28:38,283 INFO L130 BoogieDeclarations]: Found specification of procedure set_9 [2020-01-16 23:28:38,284 INFO L138 BoogieDeclarations]: Found implementation of procedure set_9 [2020-01-16 23:28:38,284 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-01-16 23:28:38,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-01-16 23:28:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-01-16 23:28:38,285 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_12 given in one single declaration [2020-01-16 23:28:38,285 INFO L130 BoogieDeclarations]: Found specification of procedure set_12 [2020-01-16 23:28:38,285 INFO L138 BoogieDeclarations]: Found implementation of procedure set_12 [2020-01-16 23:28:38,286 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2020-01-16 23:28:38,286 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2020-01-16 23:28:38,286 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2020-01-16 23:28:38,287 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_13 given in one single declaration [2020-01-16 23:28:38,287 INFO L130 BoogieDeclarations]: Found specification of procedure set_13 [2020-01-16 23:28:38,287 INFO L138 BoogieDeclarations]: Found implementation of procedure set_13 [2020-01-16 23:28:38,288 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2020-01-16 23:28:38,288 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2020-01-16 23:28:38,288 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2020-01-16 23:28:38,289 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_10 given in one single declaration [2020-01-16 23:28:38,289 INFO L130 BoogieDeclarations]: Found specification of procedure set_10 [2020-01-16 23:28:38,289 INFO L138 BoogieDeclarations]: Found implementation of procedure set_10 [2020-01-16 23:28:38,289 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2020-01-16 23:28:38,289 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2020-01-16 23:28:38,289 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2020-01-16 23:28:38,290 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_11 given in one single declaration [2020-01-16 23:28:38,290 INFO L130 BoogieDeclarations]: Found specification of procedure set_11 [2020-01-16 23:28:38,290 INFO L138 BoogieDeclarations]: Found implementation of procedure set_11 [2020-01-16 23:28:38,291 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2020-01-16 23:28:38,291 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2020-01-16 23:28:38,291 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2020-01-16 23:28:38,292 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-01-16 23:28:38,620 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-01-16 23:28:38,620 INFO L287 CfgBuilder]: Removed 0 assume(true) statements. [2020-01-16 23:28:38,621 INFO L202 PluginConnector]: Adding new model example_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.01 11:28:38 BoogieIcfgContainer [2020-01-16 23:28:38,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-01-16 23:28:38,623 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-01-16 23:28:38,623 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-01-16 23:28:38,626 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-01-16 23:28:38,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.01 11:28:38" (1/2) ... [2020-01-16 23:28:38,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3219ce66 and model type example_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.01 11:28:38, skipping insertion in model container [2020-01-16 23:28:38,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.01 11:28:38" (2/2) ... [2020-01-16 23:28:38,629 INFO L109 eAbstractionObserver]: Analyzing ICFG example_19.bpl [2020-01-16 23:28:38,639 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-01-16 23:28:38,646 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-01-16 23:28:38,647 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-01-16 23:28:39,226 INFO L250 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2020-01-16 23:28:39,253 INFO L374 AbstractCegarLoop]: Interprodecural is true [2020-01-16 23:28:39,253 INFO L375 AbstractCegarLoop]: Hoare is false [2020-01-16 23:28:39,254 INFO L376 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-01-16 23:28:39,254 INFO L377 AbstractCegarLoop]: Backedges is MCR [2020-01-16 23:28:39,254 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-01-16 23:28:39,254 INFO L379 AbstractCegarLoop]: Difference is false [2020-01-16 23:28:39,254 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-01-16 23:28:39,254 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Received shutdown request... [2020-01-16 23:42:54,968 WARN L543 AbstractCegarLoop]: Verification canceled [2020-01-16 23:42:54,973 WARN L227 ceAbstractionStarter]: Timeout [2020-01-16 23:42:54,974 INFO L202 PluginConnector]: Adding new model example_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.01 11:42:54 BasicIcfg [2020-01-16 23:42:54,974 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-01-16 23:42:54,977 INFO L168 Benchmark]: Toolchain (without parser) took 856863.79 ms. Allocated memory was 144.7 MB in the beginning and 3.9 GB in the end (delta: 3.7 GB). Free memory was 119.6 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. [2020-01-16 23:42:54,978 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 144.7 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. [2020-01-16 23:42:54,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.50 ms. Allocated memory is still 144.7 MB. Free memory was 119.6 MB in the beginning and 117.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2020-01-16 23:42:54,980 INFO L168 Benchmark]: Boogie Preprocessor took 44.90 ms. Allocated memory is still 144.7 MB. Free memory was 117.7 MB in the beginning and 116.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-01-16 23:42:54,981 INFO L168 Benchmark]: RCFGBuilder took 423.85 ms. Allocated memory is still 144.7 MB. Free memory was 116.3 MB in the beginning and 96.5 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB. [2020-01-16 23:42:54,982 INFO L168 Benchmark]: TraceAbstraction took 856351.34 ms. Allocated memory was 144.7 MB in the beginning and 3.9 GB in the end (delta: 3.7 GB). Free memory was 96.0 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). Peak memory consumption was 3.9 GB. Max. memory is 7.1 GB. [2020-01-16 23:42:54,986 INFO L335 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 0.20 ms. Allocated memory is still 144.7 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. * Boogie Procedure Inliner took 39.50 ms. Allocated memory is still 144.7 MB. Free memory was 119.6 MB in the beginning and 117.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.90 ms. Allocated memory is still 144.7 MB. Free memory was 117.7 MB in the beginning and 116.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 423.85 ms. Allocated memory is still 144.7 MB. Free memory was 116.3 MB in the beginning and 96.5 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 856351.34 ms. Allocated memory was 144.7 MB in the beginning and 3.9 GB in the end (delta: 3.7 GB). Free memory was 96.0 MB in the beginning and 2.2 GB in the end (delta: -2.1 GB). 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 PetriNetUnfolder was constructing finite prefix that currently has 141839 conditions, 70920 events (65318/70919 cut-off events. For 84038/84038 co-relation queries the response was YES. Maximal size of possible extension queue 13166. Compared 239706 event pairs. 0/84095 useless extension candidates. Maximal degree in co-relation 107655. Up to 47021 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 99 locations, 1 error locations. Started 1 CEGAR loops. Result: TIMEOUT, OverallTime: 855.7s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=156occurred 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: 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