/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-FA-NoLbe-MCR.epf -i ../../../trunk/examples/concurrent/bpl/mcr/example_20.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d9e330d [2020-02-10 22:32:06,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-02-10 22:32:06,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-02-10 22:32:06,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-02-10 22:32:06,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-02-10 22:32:06,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-02-10 22:32:06,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-02-10 22:32:06,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-02-10 22:32:06,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-02-10 22:32:06,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-02-10 22:32:06,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-02-10 22:32:06,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-02-10 22:32:06,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-02-10 22:32:06,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-02-10 22:32:06,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-02-10 22:32:06,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-02-10 22:32:06,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-02-10 22:32:06,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-02-10 22:32:06,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-02-10 22:32:06,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-02-10 22:32:06,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-02-10 22:32:06,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-02-10 22:32:06,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-02-10 22:32:06,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-02-10 22:32:06,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-02-10 22:32:06,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-02-10 22:32:06,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-02-10 22:32:06,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-02-10 22:32:06,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-02-10 22:32:06,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-02-10 22:32:06,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-02-10 22:32:06,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-02-10 22:32:06,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-02-10 22:32:06,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-02-10 22:32:06,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-02-10 22:32:06,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-02-10 22:32:06,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-02-10 22:32:06,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-02-10 22:32:06,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-02-10 22:32:06,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-02-10 22:32:06,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-02-10 22:32:06,150 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-NoLbe-MCR.epf [2020-02-10 22:32:06,165 INFO L113 SettingsManager]: Loading preferences was successful [2020-02-10 22:32:06,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-02-10 22:32:06,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-02-10 22:32:06,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-02-10 22:32:06,167 INFO L138 SettingsManager]: * Use SBE=true [2020-02-10 22:32:06,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-02-10 22:32:06,168 INFO L138 SettingsManager]: * sizeof long=4 [2020-02-10 22:32:06,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-02-10 22:32:06,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-02-10 22:32:06,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-02-10 22:32:06,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-02-10 22:32:06,169 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-02-10 22:32:06,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-02-10 22:32:06,169 INFO L138 SettingsManager]: * sizeof long double=12 [2020-02-10 22:32:06,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-02-10 22:32:06,169 INFO L138 SettingsManager]: * Use constant arrays=true [2020-02-10 22:32:06,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-02-10 22:32:06,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-02-10 22:32:06,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-02-10 22:32:06,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-02-10 22:32:06,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-02-10 22:32:06,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-02-10 22:32:06,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-02-10 22:32:06,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-02-10 22:32:06,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-02-10 22:32:06,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-02-10 22:32:06,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-02-10 22:32:06,172 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-02-10 22:32:06,172 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-02-10 22:32:06,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-02-10 22:32:06,172 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-02-10 22:32:06,172 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-02-10 22:32:06,465 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-02-10 22:32:06,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-02-10 22:32:06,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-02-10 22:32:06,487 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2020-02-10 22:32:06,489 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2020-02-10 22:32:06,490 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_20.bpl [2020-02-10 22:32:06,490 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_20.bpl' [2020-02-10 22:32:06,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-02-10 22:32:06,549 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-02-10 22:32:06,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-02-10 22:32:06,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-02-10 22:32:06,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-02-10 22:32:06,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:32:06" (1/1) ... [2020-02-10 22:32:06,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:32:06" (1/1) ... [2020-02-10 22:32:06,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-02-10 22:32:06,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-02-10 22:32:06,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-02-10 22:32:06,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-02-10 22:32:06,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:32:06" (1/1) ... [2020-02-10 22:32:06,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:32:06" (1/1) ... [2020-02-10 22:32:06,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:32:06" (1/1) ... [2020-02-10 22:32:06,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:32:06" (1/1) ... [2020-02-10 22:32:06,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:32:06" (1/1) ... [2020-02-10 22:32:06,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:32:06" (1/1) ... [2020-02-10 22:32:06,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:32:06" (1/1) ... [2020-02-10 22:32:06,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-02-10 22:32:06,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-02-10 22:32:06,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-02-10 22:32:06,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-02-10 22:32:06,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:32:06" (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 22:32:06,725 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_16 given in one single declaration [2020-02-10 22:32:06,725 INFO L130 BoogieDeclarations]: Found specification of procedure set_16 [2020-02-10 22:32:06,726 INFO L138 BoogieDeclarations]: Found implementation of procedure set_16 [2020-02-10 22:32:06,726 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_17 given in one single declaration [2020-02-10 22:32:06,726 INFO L130 BoogieDeclarations]: Found specification of procedure set_17 [2020-02-10 22:32:06,727 INFO L138 BoogieDeclarations]: Found implementation of procedure set_17 [2020-02-10 22:32:06,727 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_14 given in one single declaration [2020-02-10 22:32:06,727 INFO L130 BoogieDeclarations]: Found specification of procedure set_14 [2020-02-10 22:32:06,727 INFO L138 BoogieDeclarations]: Found implementation of procedure set_14 [2020-02-10 22:32:06,727 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_15 given in one single declaration [2020-02-10 22:32:06,728 INFO L130 BoogieDeclarations]: Found specification of procedure set_15 [2020-02-10 22:32:06,728 INFO L138 BoogieDeclarations]: Found implementation of procedure set_15 [2020-02-10 22:32:06,728 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_18 given in one single declaration [2020-02-10 22:32:06,728 INFO L130 BoogieDeclarations]: Found specification of procedure set_18 [2020-02-10 22:32:06,728 INFO L138 BoogieDeclarations]: Found implementation of procedure set_18 [2020-02-10 22:32:06,728 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_19 given in one single declaration [2020-02-10 22:32:06,729 INFO L130 BoogieDeclarations]: Found specification of procedure set_19 [2020-02-10 22:32:06,729 INFO L138 BoogieDeclarations]: Found implementation of procedure set_19 [2020-02-10 22:32:06,730 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2020-02-10 22:32:06,730 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2020-02-10 22:32:06,730 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2020-02-10 22:32:06,731 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2020-02-10 22:32:06,738 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2020-02-10 22:32:06,739 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2020-02-10 22:32:06,739 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2020-02-10 22:32:06,740 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2020-02-10 22:32:06,740 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2020-02-10 22:32:06,741 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2020-02-10 22:32:06,741 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2020-02-10 22:32:06,741 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2020-02-10 22:32:06,741 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2020-02-10 22:32:06,742 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2020-02-10 22:32:06,742 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2020-02-10 22:32:06,743 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_9 given in one single declaration [2020-02-10 22:32:06,743 INFO L130 BoogieDeclarations]: Found specification of procedure set_9 [2020-02-10 22:32:06,743 INFO L138 BoogieDeclarations]: Found implementation of procedure set_9 [2020-02-10 22:32:06,743 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2020-02-10 22:32:06,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-02-10 22:32:06,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-02-10 22:32:06,744 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_12 given in one single declaration [2020-02-10 22:32:06,744 INFO L130 BoogieDeclarations]: Found specification of procedure set_12 [2020-02-10 22:32:06,744 INFO L138 BoogieDeclarations]: Found implementation of procedure set_12 [2020-02-10 22:32:06,745 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2020-02-10 22:32:06,745 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2020-02-10 22:32:06,745 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2020-02-10 22:32:06,745 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_13 given in one single declaration [2020-02-10 22:32:06,746 INFO L130 BoogieDeclarations]: Found specification of procedure set_13 [2020-02-10 22:32:06,746 INFO L138 BoogieDeclarations]: Found implementation of procedure set_13 [2020-02-10 22:32:06,746 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2020-02-10 22:32:06,746 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2020-02-10 22:32:06,746 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2020-02-10 22:32:06,746 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_10 given in one single declaration [2020-02-10 22:32:06,747 INFO L130 BoogieDeclarations]: Found specification of procedure set_10 [2020-02-10 22:32:06,747 INFO L138 BoogieDeclarations]: Found implementation of procedure set_10 [2020-02-10 22:32:06,747 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2020-02-10 22:32:06,747 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2020-02-10 22:32:06,748 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2020-02-10 22:32:06,748 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_11 given in one single declaration [2020-02-10 22:32:06,748 INFO L130 BoogieDeclarations]: Found specification of procedure set_11 [2020-02-10 22:32:06,749 INFO L138 BoogieDeclarations]: Found implementation of procedure set_11 [2020-02-10 22:32:06,749 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2020-02-10 22:32:06,749 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2020-02-10 22:32:06,749 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2020-02-10 22:32:06,750 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 22:32:07,144 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-02-10 22:32:07,144 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-02-10 22:32:07,152 INFO L202 PluginConnector]: Adding new model example_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 10:32:07 BoogieIcfgContainer [2020-02-10 22:32:07,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-02-10 22:32:07,156 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-02-10 22:32:07,156 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-02-10 22:32:07,160 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-02-10 22:32:07,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_20.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.02 10:32:06" (1/2) ... [2020-02-10 22:32:07,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cffa0b0 and model type example_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 10:32:07, skipping insertion in model container [2020-02-10 22:32:07,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 10:32:07" (2/2) ... [2020-02-10 22:32:07,165 INFO L109 eAbstractionObserver]: Analyzing ICFG example_20.bpl [2020-02-10 22:32:07,177 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-02-10 22:32:07,177 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-02-10 22:32:07,185 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-02-10 22:32:07,186 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-02-10 22:32:07,854 INFO L251 AbstractCegarLoop]: Starting to check reachability of 21 error locations. [2020-02-10 22:32:07,875 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-02-10 22:32:07,875 INFO L376 AbstractCegarLoop]: Hoare is true [2020-02-10 22:32:07,875 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-02-10 22:32:07,875 INFO L378 AbstractCegarLoop]: Backedges is MCR [2020-02-10 22:32:07,875 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-02-10 22:32:07,875 INFO L380 AbstractCegarLoop]: Difference is false [2020-02-10 22:32:07,876 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-02-10 22:32:07,876 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-02-10 22:32:07,894 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 164 places, 483 transitions Received shutdown request... [2020-02-10 22:45:40,559 WARN L544 AbstractCegarLoop]: Verification canceled [2020-02-10 22:45:40,564 WARN L227 ceAbstractionStarter]: Timeout [2020-02-10 22:45:40,564 INFO L202 PluginConnector]: Adding new model example_20.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 10:45:40 BasicIcfg [2020-02-10 22:45:40,564 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-02-10 22:45:40,568 INFO L168 Benchmark]: Toolchain (without parser) took 814019.42 ms. Allocated memory was 134.7 MB in the beginning and 5.1 GB in the end (delta: 4.9 GB). Free memory was 116.4 MB in the beginning and 699.9 MB in the end (delta: -583.5 MB). Peak memory consumption was 4.8 GB. Max. memory is 7.1 GB. [2020-02-10 22:45:40,573 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 117.9 MB in the beginning and 117.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-02-10 22:45:40,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.56 ms. Allocated memory is still 134.7 MB. Free memory was 116.2 MB in the beginning and 114.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2020-02-10 22:45:40,576 INFO L168 Benchmark]: Boogie Preprocessor took 44.76 ms. Allocated memory is still 134.7 MB. Free memory was 114.5 MB in the beginning and 113.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2020-02-10 22:45:40,577 INFO L168 Benchmark]: RCFGBuilder took 515.44 ms. Allocated memory is still 134.7 MB. Free memory was 113.1 MB in the beginning and 92.3 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2020-02-10 22:45:40,578 INFO L168 Benchmark]: TraceAbstraction took 813408.89 ms. Allocated memory was 134.7 MB in the beginning and 5.1 GB in the end (delta: 4.9 GB). Free memory was 91.9 MB in the beginning and 699.9 MB in the end (delta: -608.1 MB). Peak memory consumption was 4.8 GB. Max. memory is 7.1 GB. [2020-02-10 22:45:40,583 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 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 117.9 MB in the beginning and 117.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 39.56 ms. Allocated memory is still 134.7 MB. Free memory was 116.2 MB in the beginning and 114.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.76 ms. Allocated memory is still 134.7 MB. Free memory was 114.5 MB in the beginning and 113.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 515.44 ms. Allocated memory is still 134.7 MB. Free memory was 113.1 MB in the beginning and 92.3 MB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 813408.89 ms. Allocated memory was 134.7 MB in the beginning and 5.1 GB in the end (delta: 4.9 GB). Free memory was 91.9 MB in the beginning and 699.9 MB in the end (delta: -608.1 MB). Peak memory consumption was 4.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 53). Cancelled while BasicCegarLoop was constructing initial abstraction,while PetriNet2FiniteAutomaton was constructing automaton for Petri net that has has 164 places, 483 transitions. Already constructed 799795 states. Currently 364954 states in worklist.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 21 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. Result: TIMEOUT, OverallTime: 812.6s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 812.6s, 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