java -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/CToToChcInline.xml -s ../../../trunk/examples/settings//default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --chcprinter.save.file.in.source.directory true --chcprinter.use.automatic.naming true -i /storage/repos/svcomp/c/seq-mthreaded/rekh_ctm_true-unreach-call.2_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-bb6c3a7 [2019-03-18 13:26:26,397 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-18 13:26:26,401 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-18 13:26:26,420 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-18 13:26:26,420 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-18 13:26:26,422 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-18 13:26:26,423 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-18 13:26:26,425 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-18 13:26:26,429 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-18 13:26:26,430 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-18 13:26:26,431 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-18 13:26:26,431 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-18 13:26:26,432 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-18 13:26:26,433 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-18 13:26:26,436 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-18 13:26:26,437 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-18 13:26:26,438 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-18 13:26:26,446 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-18 13:26:26,448 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-18 13:26:26,455 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-18 13:26:26,456 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-18 13:26:26,457 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-18 13:26:26,461 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-18 13:26:26,461 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-18 13:26:26,461 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-18 13:26:26,462 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-18 13:26:26,465 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-18 13:26:26,466 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-18 13:26:26,466 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-18 13:26:26,467 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-18 13:26:26,468 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-18 13:26:26,471 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-18 13:26:26,472 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-18 13:26:26,472 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-18 13:26:26,474 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-18 13:26:26,474 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-18 13:26:26,475 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-18 13:26:26,477 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-18 13:26:26,478 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-18 13:26:26,478 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-03-18 13:26:26,507 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-18 13:26:26,507 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-18 13:26:26,511 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-18 13:26:26,511 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-18 13:26:26,511 INFO L133 SettingsManager]: * Use SBE=true [2019-03-18 13:26:26,511 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-18 13:26:26,512 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-18 13:26:26,512 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-18 13:26:26,512 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-18 13:26:26,512 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-18 13:26:26,512 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-18 13:26:26,512 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-18 13:26:26,514 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-18 13:26:26,514 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-18 13:26:26,514 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-18 13:26:26,515 INFO L133 SettingsManager]: * Use constant arrays=true [2019-03-18 13:26:26,515 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-18 13:26:26,515 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-18 13:26:26,515 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-18 13:26:26,515 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-18 13:26:26,516 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-18 13:26:26,516 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-18 13:26:26,516 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-18 13:26:26,516 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-18 13:26:26,517 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-18 13:26:26,517 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-18 13:26:26,517 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-18 13:26:26,517 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-18 13:26:26,517 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Save file in source directory -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Use automatic naming -> true [2019-03-18 13:26:26,571 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-18 13:26:26,585 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-18 13:26:26,588 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-18 13:26:26,589 INFO L271 PluginConnector]: Initializing CDTParser... [2019-03-18 13:26:26,589 INFO L276 PluginConnector]: CDTParser initialized [2019-03-18 13:26:26,590 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/seq-mthreaded/rekh_ctm_true-unreach-call.2_true-termination.c [2019-03-18 13:26:26,638 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b674f8984/df8eac7eef374a1495cb503e5fc042a0/FLAG6e5497f09 [2019-03-18 13:26:27,256 INFO L307 CDTParser]: Found 1 translation units. [2019-03-18 13:26:27,257 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/seq-mthreaded/rekh_ctm_true-unreach-call.2_true-termination.c [2019-03-18 13:26:27,281 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b674f8984/df8eac7eef374a1495cb503e5fc042a0/FLAG6e5497f09 [2019-03-18 13:26:27,411 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b674f8984/df8eac7eef374a1495cb503e5fc042a0 [2019-03-18 13:26:27,420 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-18 13:26:27,421 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-03-18 13:26:27,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-03-18 13:26:27,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-03-18 13:26:27,426 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-03-18 13:26:27,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 01:26:27" (1/1) ... [2019-03-18 13:26:27,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d20dd46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:27, skipping insertion in model container [2019-03-18 13:26:27,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.03 01:26:27" (1/1) ... [2019-03-18 13:26:27,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-03-18 13:26:27,544 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-03-18 13:26:28,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-18 13:26:28,519 INFO L191 MainTranslator]: Completed pre-run [2019-03-18 13:26:28,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-18 13:26:28,982 INFO L195 MainTranslator]: Completed translation [2019-03-18 13:26:28,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:28 WrapperNode [2019-03-18 13:26:28,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-03-18 13:26:28,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-18 13:26:28,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-18 13:26:28,984 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-18 13:26:28,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:28" (1/1) ... [2019-03-18 13:26:29,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:28" (1/1) ... [2019-03-18 13:26:43,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-18 13:26:43,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-18 13:26:43,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-18 13:26:43,153 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-18 13:26:43,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:28" (1/1) ... [2019-03-18 13:26:43,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:28" (1/1) ... [2019-03-18 13:26:44,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:28" (1/1) ... [2019-03-18 13:26:44,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:28" (1/1) ... [2019-03-18 13:26:51,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:28" (1/1) ... [2019-03-18 13:26:53,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:28" (1/1) ... [2019-03-18 13:26:54,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:28" (1/1) ... [2019-03-18 13:26:54,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-03-18 13:26:54,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-03-18 13:26:54,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-03-18 13:26:54,896 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-03-18 13:26:54,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.03 01:26:28" (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 [2019-03-18 13:26:54,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-03-18 13:26:54,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-03-18 13:26:54,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-03-18 13:26:54,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-03-18 13:26:54,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-03-18 13:26:54,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start Received shutdown request... [2019-03-18 13:27:13,754 INFO L256 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder. Reason: Timeout or Toolchain cancelled by user [2019-03-18 13:27:13,757 INFO L168 Benchmark]: Toolchain (without parser) took 46336.46 ms. Allocated memory was 114.3 MB in the beginning and 2.2 GB in the end (delta: 2.1 GB). Free memory was 57.4 MB in the beginning and 1.1 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.9 GB. Max. memory is 3.6 GB. [2019-03-18 13:27:13,759 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 114.3 MB. Free memory is still 80.4 MB. There was no memory consumed. Max. memory is 3.6 GB. [2019-03-18 13:27:13,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1560.88 ms. Allocated memory was 114.3 MB in the beginning and 185.1 MB in the end (delta: 70.8 MB). Free memory was 57.2 MB in the beginning and 95.5 MB in the end (delta: -38.3 MB). Peak memory consumption was 48.1 MB. Max. memory is 3.6 GB. [2019-03-18 13:27:13,760 INFO L168 Benchmark]: Boogie Procedure Inliner took 14168.66 ms. Allocated memory was 185.1 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 95.5 MB in the beginning and 474.3 MB in the end (delta: -378.7 MB). Peak memory consumption was 820.1 MB. Max. memory is 3.6 GB. [2019-03-18 13:27:13,762 INFO L168 Benchmark]: Boogie Preprocessor took 11741.88 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 312.5 MB). Free memory was 474.3 MB in the beginning and 356.7 MB in the end (delta: 117.6 MB). Peak memory consumption was 612.2 MB. Max. memory is 3.6 GB. [2019-03-18 13:27:13,763 INFO L168 Benchmark]: RCFGBuilder took 18860.61 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 714.1 MB). Free memory was 356.7 MB in the beginning and 1.1 GB in the end (delta: -776.6 MB). Peak memory consumption was 778.4 MB. Max. memory is 3.6 GB. [2019-03-18 13:27:13,768 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 114.3 MB. Free memory is still 80.4 MB. There was no memory consumed. Max. memory is 3.6 GB. * CACSL2BoogieTranslator took 1560.88 ms. Allocated memory was 114.3 MB in the beginning and 185.1 MB in the end (delta: 70.8 MB). Free memory was 57.2 MB in the beginning and 95.5 MB in the end (delta: -38.3 MB). Peak memory consumption was 48.1 MB. Max. memory is 3.6 GB. * Boogie Procedure Inliner took 14168.66 ms. Allocated memory was 185.1 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 95.5 MB in the beginning and 474.3 MB in the end (delta: -378.7 MB). Peak memory consumption was 820.1 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 11741.88 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 312.5 MB). Free memory was 474.3 MB in the beginning and 356.7 MB in the end (delta: 117.6 MB). Peak memory consumption was 612.2 MB. Max. memory is 3.6 GB. * RCFGBuilder took 18860.61 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 714.1 MB). Free memory was 356.7 MB in the beginning and 1.1 GB in the end (delta: -776.6 MB). Peak memory consumption was 778.4 MB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder) Toolchain cancelled while XnfDer was eliminating 1 quantified variables from 116 xjuncts. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown