java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/reducercommutativity/sum20_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0cd0241 [2018-11-17 20:59:26,967 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-17 20:59:26,969 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-17 20:59:26,982 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-17 20:59:26,982 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-17 20:59:26,983 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-17 20:59:26,985 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-17 20:59:26,987 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-17 20:59:26,989 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-17 20:59:26,990 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-17 20:59:26,991 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-17 20:59:26,991 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-17 20:59:26,992 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-17 20:59:26,993 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-17 20:59:26,994 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-17 20:59:26,995 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-17 20:59:26,996 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-17 20:59:26,998 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-17 20:59:27,000 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-17 20:59:27,002 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-17 20:59:27,004 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-17 20:59:27,005 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-17 20:59:27,011 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-17 20:59:27,027 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-17 20:59:27,027 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-17 20:59:27,030 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-17 20:59:27,032 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-17 20:59:27,032 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-17 20:59:27,065 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-17 20:59:27,065 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-17 20:59:27,066 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-17 20:59:27,066 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-17 20:59:27,067 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-17 20:59:27,067 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-17 20:59:27,067 INFO L133 SettingsManager]: * Use SBE=true [2018-11-17 20:59:27,068 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-17 20:59:27,068 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-17 20:59:27,068 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-17 20:59:27,068 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-17 20:59:27,068 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-17 20:59:27,069 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-17 20:59:27,069 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-17 20:59:27,069 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-17 20:59:27,069 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-17 20:59:27,069 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-17 20:59:27,071 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-17 20:59:27,071 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-17 20:59:27,071 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-17 20:59:27,071 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-17 20:59:27,072 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-17 20:59:27,072 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-17 20:59:27,072 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-17 20:59:27,072 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-17 20:59:27,073 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-17 20:59:27,073 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-17 20:59:27,073 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-17 20:59:27,073 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-17 20:59:27,073 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-17 20:59:27,073 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-17 20:59:27,074 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-17 20:59:27,074 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-17 20:59:27,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-17 20:59:27,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-17 20:59:27,141 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-17 20:59:27,143 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-17 20:59:27,143 INFO L276 PluginConnector]: CDTParser initialized [2018-11-17 20:59:27,144 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/sum20_true-unreach-call.i [2018-11-17 20:59:27,221 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fee268983/d62eea47bf644bfca164a91385ea279b/FLAGf573d04b9 [2018-11-17 20:59:27,701 INFO L307 CDTParser]: Found 1 translation units. [2018-11-17 20:59:27,702 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/sum20_true-unreach-call.i [2018-11-17 20:59:27,709 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fee268983/d62eea47bf644bfca164a91385ea279b/FLAGf573d04b9 [2018-11-17 20:59:28,057 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fee268983/d62eea47bf644bfca164a91385ea279b [2018-11-17 20:59:28,069 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-17 20:59:28,070 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-17 20:59:28,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-17 20:59:28,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-17 20:59:28,075 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-17 20:59:28,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:59:28" (1/1) ... [2018-11-17 20:59:28,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d298757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:59:28, skipping insertion in model container [2018-11-17 20:59:28,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:59:28" (1/1) ... [2018-11-17 20:59:28,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-17 20:59:28,111 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-17 20:59:28,375 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-17 20:59:28,387 INFO L191 MainTranslator]: Completed pre-run [2018-11-17 20:59:28,418 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-17 20:59:28,438 INFO L195 MainTranslator]: Completed translation [2018-11-17 20:59:28,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:59:28 WrapperNode [2018-11-17 20:59:28,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-17 20:59:28,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-17 20:59:28,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-17 20:59:28,440 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-17 20:59:28,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:59:28" (1/1) ... [2018-11-17 20:59:28,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:59:28" (1/1) ... [2018-11-17 20:59:28,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:59:28" (1/1) ... [2018-11-17 20:59:28,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:59:28" (1/1) ... [2018-11-17 20:59:28,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:59:28" (1/1) ... [2018-11-17 20:59:28,504 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:59:28" (1/1) ... [2018-11-17 20:59:28,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:59:28" (1/1) ... [2018-11-17 20:59:28,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-17 20:59:28,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-17 20:59:28,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-17 20:59:28,509 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-17 20:59:28,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:59:28" (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 [2018-11-17 20:59:28,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-17 20:59:28,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-17 20:59:28,641 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2018-11-17 20:59:28,641 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-17 20:59:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-17 20:59:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-17 20:59:28,641 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2018-11-17 20:59:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-17 20:59:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-17 20:59:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-17 20:59:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-17 20:59:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-17 20:59:28,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-17 20:59:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-17 20:59:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-17 20:59:29,336 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-17 20:59:29,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 08:59:29 BoogieIcfgContainer [2018-11-17 20:59:29,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-17 20:59:29,340 INFO L168 Benchmark]: Toolchain (without parser) took 1270.27 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 694.2 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -722.5 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2018-11-17 20:59:29,342 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-17 20:59:29,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.22 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2018-11-17 20:59:29,344 INFO L168 Benchmark]: Boogie Preprocessor took 68.86 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-17 20:59:29,344 INFO L168 Benchmark]: RCFGBuilder took 828.44 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 694.2 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -735.7 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2018-11-17 20:59:29,349 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 368.22 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.86 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 828.44 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 694.2 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -735.7 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...