./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash edfcf451b435e6b30ae37c75ee1e2f5c8348550f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash edfcf451b435e6b30ae37c75ee1e2f5c8348550f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:00,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:00,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:00,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:00,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:00,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:00,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:00,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:00,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:00,110 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:00,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:00,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:00,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:00,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:00,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:00,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:00,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:00,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:00,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:00,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:00,161 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:00,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:00,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:00,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:00,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:00,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:00,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:00,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:00,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:00,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:00,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:00,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:00,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:00,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:00,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:00,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:00,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:00,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:00,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:00,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:00,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:00,221 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:00,276 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:00,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:00,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:00,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:00,284 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:00,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:00,289 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:00,289 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:00,289 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:00,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:00,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:00,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:00,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:00,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:00,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:00,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:00,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:00,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:00,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:00,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:00,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:00,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:00,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:00,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:00,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:00,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:00,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:00,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:00,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edfcf451b435e6b30ae37c75ee1e2f5c8348550f [2019-11-26 17:04:00,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:00,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:00,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:00,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:00,902 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:00,906 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2019-11-26 17:04:01,066 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf467b506/d34cb6c154954c879c1c9275396d2c58/FLAGa1555d08c [2019-11-26 17:04:02,212 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:02,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2019-11-26 17:04:02,236 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf467b506/d34cb6c154954c879c1c9275396d2c58/FLAGa1555d08c [2019-11-26 17:04:02,277 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf467b506/d34cb6c154954c879c1c9275396d2c58 [2019-11-26 17:04:02,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:02,290 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:02,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:02,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:02,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:02,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:02" (1/1) ... [2019-11-26 17:04:02,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e0a05f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:02, skipping insertion in model container [2019-11-26 17:04:02,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:02" (1/1) ... [2019-11-26 17:04:02,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:02,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:02,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:03,009 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:03,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:03,224 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:03,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03 WrapperNode [2019-11-26 17:04:03,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:03,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:03,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:03,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:03,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:03,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:03,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:03,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:03,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,407 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:03" (1/1) ... [2019-11-26 17:04:03,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:03,431 INFO L168 Benchmark]: Toolchain (without parser) took 1126.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.8 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:03,435 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:03,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 935.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:03,440 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.75 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:03,441 INFO L168 Benchmark]: Boogie Preprocessor took 53.79 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:03,449 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 935.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.75 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 53.79 ms. Allocated memory is still 1.0 GB. Free memory is still 989.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:07,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:07,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:07,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:07,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:07,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:07,313 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:07,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:07,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:07,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:07,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:07,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:07,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:07,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:07,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:07,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:07,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:07,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:07,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:07,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:07,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:07,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:07,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:07,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:07,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:07,422 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:07,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:07,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:07,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:07,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:07,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:07,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:07,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:07,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:07,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:07,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:07,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:07,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:07,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:07,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:07,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:07,452 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:07,491 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:07,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:07,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:07,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:07,499 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:07,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:07,502 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:07,502 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:07,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:07,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:07,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:07,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:07,507 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:07,507 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:07,508 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:07,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:07,510 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:07,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:07,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:07,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:07,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:07,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:07,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:07,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:07,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:07,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:07,516 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:07,517 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:07,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:07,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:07,519 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edfcf451b435e6b30ae37c75ee1e2f5c8348550f [2019-11-26 17:04:08,120 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:08,149 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:08,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:08,163 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:08,164 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:08,165 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2019-11-26 17:04:08,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6121d777/ecb3d20c2aba46909323d84310b2f3d2/FLAG8aaa19f16 [2019-11-26 17:04:09,409 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:09,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2019-11-26 17:04:09,433 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6121d777/ecb3d20c2aba46909323d84310b2f3d2/FLAG8aaa19f16 [2019-11-26 17:04:09,471 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6121d777/ecb3d20c2aba46909323d84310b2f3d2 [2019-11-26 17:04:09,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:09,484 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:09,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:09,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:09,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:09,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:09" (1/1) ... [2019-11-26 17:04:09,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c60f834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:09, skipping insertion in model container [2019-11-26 17:04:09,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:09" (1/1) ... [2019-11-26 17:04:09,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:09,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:10,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:10,163 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:10,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:10,422 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:10,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:10 WrapperNode [2019-11-26 17:04:10,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:10,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:10,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:10,432 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:10,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:10" (1/1) ... [2019-11-26 17:04:10,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:10" (1/1) ... [2019-11-26 17:04:10,549 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:10,550 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:10,550 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:10,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:10,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:10" (1/1) ... [2019-11-26 17:04:10,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:10" (1/1) ... [2019-11-26 17:04:10,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:10" (1/1) ... [2019-11-26 17:04:10,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:10" (1/1) ... [2019-11-26 17:04:10,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:10" (1/1) ... [2019-11-26 17:04:10,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:10" (1/1) ... [2019-11-26 17:04:10,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:10" (1/1) ... [2019-11-26 17:04:10,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:10,624 INFO L168 Benchmark]: Toolchain (without parser) took 1138.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 985.6 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:10,625 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:10,633 INFO L168 Benchmark]: CACSL2BoogieTranslator took 938.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:10,638 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.84 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:10,640 INFO L168 Benchmark]: Boogie Preprocessor took 64.64 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:10,648 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 938.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 118.84 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.64 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...